! Started logfile: /vlbi/uf001/uva//J2002+0651_X_dfm.log on Mon Jan 14 05:19:55 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J2002+0651_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2002+0651_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990643 visibilities/baseline/integration-bin. ! Found source: J2002+0651 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 30492 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2002+0651_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004265Jy sigma=25.537629 ! Fit after self-cal, rms=0.938525Jy sigma=23.831450 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6789 mas, bmaj=1.701 mas, bpa=-2.502 degrees ! Estimated noise=0.286021 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429399 Jy ! Component: 100 - total flux cleaned = 0.0578655 Jy ! Total flux subtracted in 100 components = 0.0578655 Jy ! Clean residual min=-0.004904 max=0.016975 Jy/beam ! Clean residual mean=-0.000001 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.0578655 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0578655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.069936Jy sigma=1.626122 ! Fit after self-cal, rms=0.068860Jy sigma=1.599885 ! Inverting map ! Added new window around map position (-2.2, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155207 Jy ! Component: 100 - total flux cleaned = 0.0244863 Jy ! Total flux subtracted in 100 components = 0.0244863 Jy ! Clean residual min=-0.004234 max=0.007001 Jy/beam ! Clean residual mean=-0.000001 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.0823517 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.0823517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.063970Jy sigma=1.457832 ! Fit after self-cal, rms=0.063246Jy sigma=1.437013 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00919492 Jy ! Component: 100 - total flux cleaned = 0.0149394 Jy ! Total flux subtracted in 100 components = 0.0149394 Jy ! Clean residual min=-0.003439 max=0.004590 Jy/beam ! Clean residual mean=-0.000001 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.0972911 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 0.0972911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061266Jy sigma=1.377371 ! Fit after self-cal, rms=0.061079Jy sigma=1.372023 ! Inverting map ! Added new window around map position (-0.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00614372 Jy ! Component: 100 - total flux cleaned = 0.0099771 Jy ! Total flux subtracted in 100 components = 0.0099771 Jy ! Clean residual min=-0.003372 max=0.003315 Jy/beam ! Clean residual mean=-0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.107268 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.107268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060183Jy sigma=1.344256 ! Fit after self-cal, rms=0.060098Jy sigma=1.342056 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396435 Jy ! Component: 100 - total flux cleaned = 0.00651668 Jy ! Total flux subtracted in 100 components = 0.00651668 Jy ! Clean residual min=-0.003346 max=0.003044 Jy/beam ! Clean residual mean=-0.000001 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.113785 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 45 components and 0.113785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059713Jy sigma=1.329990 ! Fit after self-cal, rms=0.059675Jy sigma=1.329112 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8532 mas, bmaj=1.987 mas, bpa=-2.232 degrees ! Estimated noise=0.169162 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.4, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433398 Jy ! Component: 100 - total flux cleaned = 0.00730164 Jy ! Component: 150 - total flux cleaned = 0.00950382 Jy ! Component: 200 - total flux cleaned = 0.0111464 Jy ! Total flux subtracted in 200 components = 0.0111464 Jy ! Clean residual min=-0.002213 max=0.002044 Jy/beam ! Clean residual mean=-0.000001 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.124931 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 59 components and 0.124931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059291Jy sigma=1.317495 ! Fit after self-cal, rms=0.059266Jy sigma=1.316768 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8532 x 1.987 at -2.232 degrees (North through East) ! Clean map min=-0.0022163 max=0.056938 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.99 KP 1.02 ! LA 0.99 MK 1.03 NL 1.02 OV 0.92 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 1.00 KP 1.04 ! LA 1.00 MK 0.99 NL 1.03 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 1.03 ! LA 1.00 MK 1.02 NL 1.00 OV 0.91 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.90 KP 1.06 ! LA 0.99 MK 1.06 NL 0.97 OV 0.95 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.94 KP 1.01 ! LA 1.02 MK 1.04 NL 1.03 OV 0.92 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.03 ! LA 1.01 MK 1.05 NL 1.00 OV 0.95 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 0.96 KP 1.08 ! LA 1.02 MK 1.07 NL 1.03 OV 0.93 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.96 KP 1.06 ! LA 1.03 MK 1.03 NL 0.94 OV 0.95 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 0.91 KP 1.07 ! LA 1.00 MK 1.12 NL 1.05 OV 0.91 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.90 KP 1.05 ! LA 1.02 MK 0.97 NL 1.02 OV 0.93 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.92 KP 1.02 ! LA 1.04 MK 1.01 NL 1.05 OV 0.95 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.88 KP 1.07 ! LA 1.01 MK 0.99 NL 1.00 OV 0.92 ! PT 0.96 SC 1.07 ! ! ! Fit before self-cal, rms=0.059266Jy sigma=1.316768 ! Fit after self-cal, rms=0.058253Jy sigma=1.309561 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8563 mas, bmaj=2.005 mas, bpa=-2.194 degrees ! Estimated noise=0.169383 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000755037 Jy ! Component: 100 - total flux cleaned = 0.000710012 Jy ! Component: 150 - total flux cleaned = 0.000679851 Jy ! Component: 200 - total flux cleaned = 0.000577552 Jy ! Total flux subtracted in 200 components = 0.000577552 Jy ! Clean residual min=-0.001325 max=0.001375 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.125509 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 0.125509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058190Jy sigma=1.307949 ! Fit after self-cal, rms=0.058184Jy sigma=1.307445 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058184Jy sigma=1.307445 ! Fit after self-cal, rms=0.058228Jy sigma=1.303826 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8583 mas, bmaj=2.008 mas, bpa=-2.266 degrees ! Estimated noise=0.169526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000356661 Jy ! Component: 100 - total flux cleaned = 0.000237793 Jy ! Component: 150 - total flux cleaned = 7.0342e-05 Jy ! Component: 200 - total flux cleaned = -3.11383e-05 Jy ! Total flux subtracted in 200 components = -3.11383e-05 Jy ! Clean residual min=-0.000955 max=0.001241 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.125478 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.125478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058202Jy sigma=1.303115 ! Fit after self-cal, rms=0.058207Jy sigma=1.302919 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000438854 Jy ! Component: 100 - total flux cleaned = 0.000560752 Jy ! Component: 150 - total flux cleaned = 0.000734159 Jy ! Component: 200 - total flux cleaned = 0.000886442 Jy ! Total flux subtracted in 200 components = 0.000886442 Jy ! Clean residual min=-0.000936 max=0.000983 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.126364 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 88 components and 0.126364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058176Jy sigma=1.302110 ! Fit after self-cal, rms=0.058174Jy sigma=1.302037 ! Inverting map ! Added new window around map position (-13.2, 40.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.90579e-05 Jy ! Component: 100 - total flux cleaned = -7.62542e-05 Jy ! Component: 150 - total flux cleaned = -9.69899e-06 Jy ! Component: 200 - total flux cleaned = 5.13656e-05 Jy ! Total flux subtracted in 200 components = 5.13656e-05 Jy ! Clean residual min=-0.000896 max=0.000921 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.126416 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 102 components and 0.126415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058148Jy sigma=1.301413 ! Fit after self-cal, rms=0.058147Jy sigma=1.301365 ! Inverting map ! Added new window around map position (43.6, 45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000506572 Jy ! Component: 100 - total flux cleaned = 0.000527522 Jy ! Component: 150 - total flux cleaned = 0.000584555 Jy ! Component: 200 - total flux cleaned = 0.000656513 Jy ! Total flux subtracted in 200 components = 0.000656513 Jy ! Clean residual min=-0.000872 max=0.000839 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.127072 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 116 components and 0.127072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058128Jy sigma=1.301005 ! Fit after self-cal, rms=0.058128Jy sigma=1.300979 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058128Jy sigma=1.300979 ! Fit after self-cal, rms=0.058237Jy sigma=1.300686 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8577 mas, bmaj=2.01 mas, bpa=-2.301 degrees ! Estimated noise=0.169462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000163058 Jy ! Component: 100 - total flux cleaned = 0.000163172 Jy ! Component: 150 - total flux cleaned = 0.000197173 Jy ! Component: 200 - total flux cleaned = 0.000246086 Jy ! Total flux subtracted in 200 components = 0.000246086 Jy ! Clean residual min=-0.000831 max=0.000820 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.127318 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 124 components and 0.127318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058226Jy sigma=1.300453 ! Fit after self-cal, rms=0.058231Jy sigma=1.300430 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.8577e-05 Jy ! Component: 100 - total flux cleaned = 4.58154e-05 Jy ! Component: 150 - total flux cleaned = 0.000107181 Jy ! Component: 200 - total flux cleaned = 0.00013669 Jy ! Total flux subtracted in 200 components = 0.00013669 Jy ! Clean residual min=-0.000821 max=0.000812 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.127455 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 130 components and 0.127455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058222Jy sigma=1.300255 ! Fit after self-cal, rms=0.058221Jy sigma=1.300244 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058221Jy sigma=1.300244 ! Fit after self-cal, rms=0.058203Jy sigma=1.300234 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=3.165 mas, bpa=-0.3789 degrees ! Estimated noise=0.214394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322729 Jy ! Component: 100 - total flux cleaned = 0.00038677 Jy ! Component: 150 - total flux cleaned = 0.000452013 Jy ! Component: 200 - total flux cleaned = 0.000526977 Jy ! Total flux subtracted in 200 components = 0.000526977 Jy ! Clean residual min=-0.000893 max=0.001059 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.127982 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 144 components and 0.127982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058201Jy sigma=1.300182 ! Fit after self-cal, rms=0.058202Jy sigma=1.300174 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (38.8, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0009116 Jy ! Component: 100 - total flux cleaned = 0.00122253 Jy ! Component: 150 - total flux cleaned = 0.00133057 Jy ! Component: 200 - total flux cleaned = 0.0013836 Jy ! Total flux subtracted in 200 components = 0.0013836 Jy ! Clean residual min=-0.000877 max=0.000934 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.129365 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 182 components and 0.129365 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058191Jy sigma=1.299907 ! Fit after self-cal, rms=0.058189Jy sigma=1.299890 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8574 mas, bmaj=2.01 mas, bpa=-2.333 degrees ! Estimated noise=0.169387 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8574 x 2.01 at -2.333 degrees (North through East) ! Clean map min=-0.00086629 max=0.055852 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6819 mas, bmaj=1.715 mas, bpa=-2.576 degrees ! Estimated noise=0.287256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0454397 Jy ! Component: 100 - total flux cleaned = 0.067837 Jy ! Component: 150 - total flux cleaned = 0.0815524 Jy ! Component: 200 - total flux cleaned = 0.0908081 Jy ! Total flux subtracted in 200 components = 0.0908081 Jy ! Clean residual min=-0.002887 max=0.005253 Jy/beam ! Clean residual mean=-0.000001 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.0908081 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0908081 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8574 mas, bmaj=2.01 mas, bpa=-2.333 degrees ! Estimated noise=0.169387 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010834 Jy ! Component: 100 - total flux cleaned = 0.0178261 Jy ! Component: 150 - total flux cleaned = 0.0225968 Jy ! Component: 200 - total flux cleaned = 0.0259478 Jy ! Total flux subtracted in 200 components = 0.0259478 Jy ! Clean residual min=-0.001263 max=0.001873 Jy/beam ! Clean residual mean=-0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.116756 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 45 components and 0.116756 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240396 Jy ! Component: 100 - total flux cleaned = 0.0041959 Jy ! Component: 150 - total flux cleaned = 0.00554063 Jy ! Component: 200 - total flux cleaned = 0.00648749 Jy ! Total flux subtracted in 200 components = 0.00648749 Jy ! Clean residual min=-0.001009 max=0.000962 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.123243 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 65 components and 0.123243 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.118 mas, bmaj=3.165 mas, bpa=-0.3789 degrees ! Estimated noise=0.214394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151859 Jy ! Component: 100 - total flux cleaned = 0.00256431 Jy ! Component: 150 - total flux cleaned = 0.00339946 Jy ! Component: 200 - total flux cleaned = 0.00397725 Jy ! Total flux subtracted in 200 components = 0.00397725 Jy ! Clean residual min=-0.000913 max=0.001049 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.127221 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.8, -46.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000899858 Jy ! Component: 100 - total flux cleaned = 0.00136355 Jy ! Component: 150 - total flux cleaned = 0.00167022 Jy ! Component: 200 - total flux cleaned = 0.00196414 Jy ! Total flux subtracted in 200 components = 0.00196414 Jy ! Clean residual min=-0.000861 max=0.000737 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.129185 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 136 components and 0.129185 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8574 mas, bmaj=2.01 mas, bpa=-2.333 degrees ! Estimated noise=0.169387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000154347 Jy ! Component: 100 - total flux cleaned = 9.33494e-05 Jy ! Component: 150 - total flux cleaned = 0.00031252 Jy ! Component: 200 - total flux cleaned = 0.00038865 Jy ! Total flux subtracted in 200 components = 0.00038865 Jy ! Clean residual min=-0.000876 max=0.000851 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.129573 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 164 components and 0.129573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058223Jy sigma=1.300600 ! Fit after self-cal, rms=0.058204Jy sigma=1.300169 wmodel J2002+0651_X_map.mod ! Writing 164 model components to file: J2002+0651_X_map.mod wobs J2002+0651_X_uvs.fits ! Writing UV FITS file: J2002+0651_X_uvs.fits wwins J2002+0651_X_map.win ! wwins: Wrote 9 windows to J2002+0651_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000330682 Jy ! Component: 100 - total flux cleaned = -0.000482496 Jy ! Component: 150 - total flux cleaned = -0.000575325 Jy ! Component: 200 - total flux cleaned = -0.000588373 Jy ! Component: 250 - total flux cleaned = -0.000664338 Jy ! Component: 300 - total flux cleaned = -0.000713983 Jy ! Component: 350 - total flux cleaned = -0.000750482 Jy ! Component: 400 - total flux cleaned = -0.000774581 Jy ! Component: 450 - total flux cleaned = -0.000762695 Jy ! Component: 500 - total flux cleaned = -0.000739358 Jy ! Component: 550 - total flux cleaned = -0.000750693 Jy ! Component: 600 - total flux cleaned = -0.000727803 Jy ! Component: 650 - total flux cleaned = -0.000739232 Jy ! Component: 700 - total flux cleaned = -0.000717043 Jy ! Component: 750 - total flux cleaned = -0.000717038 Jy ! Component: 800 - total flux cleaned = -0.000717022 Jy ! Component: 850 - total flux cleaned = -0.000716994 Jy ! Component: 900 - total flux cleaned = -0.00068476 Jy ! Component: 950 - total flux cleaned = -0.000652955 Jy ! Component: 1000 - total flux cleaned = -0.000684362 Jy ! Component: 1050 - total flux cleaned = -0.000632041 Jy ! Component: 1100 - total flux cleaned = -0.000601118 Jy ! Component: 1150 - total flux cleaned = -0.000560175 Jy ! Component: 1200 - total flux cleaned = -0.00057029 Jy ! Component: 1250 - total flux cleaned = -0.000550143 Jy ! Component: 1300 - total flux cleaned = -0.000540334 Jy ! Component: 1350 - total flux cleaned = -0.00056011 Jy ! Component: 1400 - total flux cleaned = -0.00057969 Jy ! Component: 1450 - total flux cleaned = -0.000550313 Jy ! Component: 1500 - total flux cleaned = -0.000550295 Jy ! Component: 1550 - total flux cleaned = -0.000550375 Jy ! Component: 1600 - total flux cleaned = -0.00053117 Jy ! Component: 1650 - total flux cleaned = -0.0005217 Jy ! Component: 1700 - total flux cleaned = -0.000512309 Jy ! Component: 1750 - total flux cleaned = -0.000540469 Jy ! Component: 1800 - total flux cleaned = -0.000512561 Jy ! Component: 1850 - total flux cleaned = -0.000484908 Jy ! Component: 1900 - total flux cleaned = -0.000475665 Jy ! Component: 1950 - total flux cleaned = -0.000475746 Jy ! Component: 2000 - total flux cleaned = -0.000530233 Jy ! Component: 2050 - total flux cleaned = -0.000494149 Jy ! Component: 2100 - total flux cleaned = -0.000467173 Jy ! Component: 2150 - total flux cleaned = -0.000458324 Jy ! Component: 2200 - total flux cleaned = -0.000467235 Jy ! Component: 2250 - total flux cleaned = -0.000467242 Jy ! Component: 2300 - total flux cleaned = -0.000467218 Jy ! Component: 2350 - total flux cleaned = -0.000467207 Jy ! Component: 2400 - total flux cleaned = -0.000449801 Jy ! Component: 2450 - total flux cleaned = -0.000458426 Jy ! Component: 2500 - total flux cleaned = -0.000415618 Jy ! Component: 2550 - total flux cleaned = -0.000449628 Jy ! Component: 2600 - total flux cleaned = -0.000432667 Jy ! Component: 2650 - total flux cleaned = -0.000415902 Jy ! Component: 2700 - total flux cleaned = -0.000407527 Jy ! Component: 2750 - total flux cleaned = -0.00040759 Jy ! Component: 2800 - total flux cleaned = -0.000432484 Jy ! Component: 2850 - total flux cleaned = -0.000432497 Jy ! Component: 2900 - total flux cleaned = -0.000424256 Jy ! Component: 2950 - total flux cleaned = -0.000391593 Jy ! Component: 3000 - total flux cleaned = -0.000416049 Jy ! Component: 3050 - total flux cleaned = -0.000391722 Jy ! Component: 3100 - total flux cleaned = -0.000423985 Jy ! Component: 3150 - total flux cleaned = -0.000407986 Jy ! Component: 3200 - total flux cleaned = -0.000431857 Jy ! Component: 3250 - total flux cleaned = -0.000408002 Jy ! Component: 3300 - total flux cleaned = -0.000384349 Jy ! Component: 3350 - total flux cleaned = -0.00036081 Jy ! Component: 3400 - total flux cleaned = -0.000407745 Jy ! Component: 3450 - total flux cleaned = -0.00039991 Jy ! Component: 3500 - total flux cleaned = -0.000407651 Jy ! Component: 3550 - total flux cleaned = -0.000376846 Jy ! Component: 3600 - total flux cleaned = -0.000384466 Jy ! Component: 3650 - total flux cleaned = -0.0003998 Jy ! Component: 3700 - total flux cleaned = -0.000407424 Jy ! Component: 3750 - total flux cleaned = -0.000392271 Jy ! Component: 3800 - total flux cleaned = -0.000422406 Jy ! Component: 3850 - total flux cleaned = -0.000384888 Jy ! Component: 3900 - total flux cleaned = -0.000399763 Jy ! Component: 3950 - total flux cleaned = -0.000392369 Jy ! Component: 4000 - total flux cleaned = -0.000407155 Jy ! Component: 4050 - total flux cleaned = -0.000377685 Jy ! Total flux subtracted in 4096 components = -0.000399692 Jy ! Clean residual min=-0.000419 max=0.000430 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.129174 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 488 components and 0.129174 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2002+0651_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8574 x 2.01 at -2.333 degrees (North through East) ! Clean map min=-0.00070042 max=0.055672 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2002+0651_X_map.fits wmodel /vlbi/uf001/uva//J2002+0651_X_map.mod ! Writing 488 model components to file: /vlbi/uf001/uva//J2002+0651_X_map.mod wobs /vlbi/uf001/uva//J2002+0651_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2002+0651_X_uvs.fits wwins /vlbi/uf001/uva//J2002+0651_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J2002+0651_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.055672 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126854 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.683578 0.683578 1.36716 2.73431 5.46863 10.9373 21.8745 43.749 87.498 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 438.867 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2002+0651_X_dfm.log closed on Mon Jan 14 05:20:01 2019