! Started logfile: /vlbi/uf001/uva//J1220+3431_X_dfm.log on Mon Jan 14 01:48:19 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//J1220+3431_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1220+3431_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.864021 visibilities/baseline/integration-bin. ! Found source: J1220+3431 ! ! 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 19596 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 J1220+3431_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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004325Jy sigma=23.782370 ! Fit after self-cal, rms=0.930487Jy sigma=21.994791 ! 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=0.7541 mas, bmaj=1.272 mas, bpa=-3.315 degrees ! Estimated noise=0.396315 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 = 0.0522946 Jy ! Component: 100 - total flux cleaned = 0.0682281 Jy ! Total flux subtracted in 100 components = 0.0682281 Jy ! Clean residual min=-0.004278 max=0.008533 Jy/beam ! Clean residual mean=-0.000004 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.0682281 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0682281 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=0.061215Jy sigma=1.356110 ! Fit after self-cal, rms=0.060700Jy sigma=1.344899 ! Inverting map ! Added new window around map position (-1.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00905344 Jy ! Component: 100 - total flux cleaned = 0.0144956 Jy ! Total flux subtracted in 100 components = 0.0144956 Jy ! Clean residual min=-0.003697 max=0.004256 Jy/beam ! Clean residual mean=-0.000003 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.0827237 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.0827237 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=0.059034Jy sigma=1.296103 ! Fit after self-cal, rms=0.058972Jy sigma=1.294399 ! 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=0.9446 mas, bmaj=1.541 mas, bpa=-3.719 degrees ! Estimated noise=0.234816 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 = 0.00616758 Jy ! Component: 100 - total flux cleaned = 0.0100083 Jy ! Component: 150 - total flux cleaned = 0.0126466 Jy ! Component: 200 - total flux cleaned = 0.014511 Jy ! Total flux subtracted in 200 components = 0.014511 Jy ! Clean residual min=-0.003143 max=0.003389 Jy/beam ! Clean residual mean=-0.000008 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.0972346 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 51 components and 0.0972346 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=0.058357Jy sigma=1.273241 ! Fit after self-cal, rms=0.058326Jy sigma=1.272178 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9446 x 1.541 at -3.719 degrees (North through East) ! Clean map min=-0.0029232 max=0.070467 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.08 HN 0.98 KP 1.06 ! LA 0.84 MK 1.00 NL 0.97 OV 0.98 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.10 HN 0.97 KP 1.04 ! LA 0.84 MK 1.12 NL 0.99 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.14 HN 0.97 KP 1.10 ! LA 0.82 MK 1.04 NL 1.05 OV 0.91 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.07 HN 1.03 KP 1.12 ! LA 0.84 MK 1.06 NL 1.03 OV 0.99 ! PT 0.94 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.07 HN 0.99 KP 1.08 ! LA 0.81 MK 1.00 NL 0.99 OV 0.96 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.07 HN 1.14 KP 1.10 ! LA 0.86 MK 1.09 NL 0.97 OV 0.99 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.08 HN 0.99 KP 1.15 ! LA 0.82 MK 1.03 NL 0.97 OV 0.93 ! PT 0.90 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.06 HN 1.03 KP 1.12 ! LA 0.81 MK 1.02 NL 1.05 OV 0.96 ! PT 0.95 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 1.08 HN 0.99 KP 1.07 ! LA 0.84 MK 1.03 NL 1.00 OV 0.95 ! PT 0.98 SC 0.85 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.11 HN 1.07 KP 1.14 ! LA 0.83 MK 1.04 NL 0.98 OV 1.03 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.13 HN 1.04 KP 1.11 ! LA 0.80 MK 0.93 NL 0.93 OV 0.96 ! PT 0.98 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.08 HN 1.03 KP 1.03 ! LA 0.83 MK 1.05 NL 1.00 OV 0.95 ! PT 0.97 SC 0.89 ! ! ! Fit before self-cal, rms=0.058326Jy sigma=1.272178 ! Fit after self-cal, rms=0.057865Jy sigma=1.246490 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9466 mas, bmaj=1.555 mas, bpa=-2.79 degrees ! Estimated noise=0.232778 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 = -0.000646372 Jy ! Component: 100 - total flux cleaned = -0.00075229 Jy ! Component: 150 - total flux cleaned = -0.000839207 Jy ! Component: 200 - total flux cleaned = -0.000876165 Jy ! Total flux subtracted in 200 components = -0.000876165 Jy ! Clean residual min=-0.001370 max=0.001645 Jy/beam ! Clean residual mean=-0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0963585 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 0.0963585 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=0.057841Jy sigma=1.245974 ! Fit after self-cal, rms=0.058006Jy sigma=1.245056 ! 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=0.058006Jy sigma=1.245056 ! Fit after self-cal, rms=0.059853Jy sigma=1.239116 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9485 mas, bmaj=1.544 mas, bpa=-2.959 degrees ! Estimated noise=0.232886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00056469 Jy ! Component: 100 - total flux cleaned = -0.000564105 Jy ! Component: 150 - total flux cleaned = -0.000578104 Jy ! Component: 200 - total flux cleaned = -0.000578065 Jy ! Total flux subtracted in 200 components = -0.000578065 Jy ! Clean residual min=-0.001197 max=0.001607 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0957804 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 62 components and 0.0957804 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=0.059845Jy sigma=1.238837 ! Fit after self-cal, rms=0.059895Jy sigma=1.238644 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 (-4, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149747 Jy ! Component: 100 - total flux cleaned = 0.00239166 Jy ! Component: 150 - total flux cleaned = 0.0028767 Jy ! Component: 200 - total flux cleaned = 0.00310369 Jy ! Total flux subtracted in 200 components = 0.00310369 Jy ! Clean residual min=-0.001229 max=0.001199 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0988841 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 76 components and 0.0988841 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=0.059848Jy sigma=1.237556 ! Fit after self-cal, rms=0.059849Jy sigma=1.237470 ! Inverting map ! Added new window around map position (5.2, -43.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103963 Jy ! Component: 100 - total flux cleaned = 0.00126895 Jy ! Component: 150 - total flux cleaned = 0.00154676 Jy ! Component: 200 - total flux cleaned = 0.00175588 Jy ! Total flux subtracted in 200 components = 0.00175588 Jy ! Clean residual min=-0.001157 max=0.001176 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.10064 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.10064 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=0.059817Jy sigma=1.236811 ! Fit after self-cal, rms=0.059815Jy sigma=1.236761 ! 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=0.059815Jy sigma=1.236761 ! Fit after self-cal, rms=0.059877Jy sigma=1.236572 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9496 mas, bmaj=1.543 mas, bpa=-2.862 degrees ! Estimated noise=0.232274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274236 Jy ! Component: 100 - total flux cleaned = 0.000453974 Jy ! Component: 150 - total flux cleaned = 0.000577862 Jy ! Component: 200 - total flux cleaned = 0.000673656 Jy ! Total flux subtracted in 200 components = 0.000673656 Jy ! Clean residual min=-0.001168 max=0.001138 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.101314 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.101314 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=0.059863Jy sigma=1.236318 ! Fit after self-cal, rms=0.059870Jy sigma=1.236298 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 = 7.11873e-06 Jy ! Component: 100 - total flux cleaned = 5.17026e-05 Jy ! Component: 150 - total flux cleaned = 0.000107143 Jy ! Component: 200 - total flux cleaned = 0.000146431 Jy ! Total flux subtracted in 200 components = 0.000146431 Jy ! Clean residual min=-0.001134 max=0.001112 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.10146 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 103 components and 0.10146 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=0.059863Jy sigma=1.236168 ! Fit after self-cal, rms=0.059863Jy sigma=1.236162 ! 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=0.059863Jy sigma=1.236162 ! Fit after self-cal, rms=0.059870Jy sigma=1.236129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.321 mas, bmaj=2.608 mas, bpa=-4.818 degrees ! Estimated noise=0.29436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000339499 Jy ! Component: 100 - total flux cleaned = 0.000404293 Jy ! Component: 150 - total flux cleaned = 0.000444769 Jy ! Component: 200 - total flux cleaned = 0.000492468 Jy ! Total flux subtracted in 200 components = 0.000492468 Jy ! Clean residual min=-0.001341 max=0.001191 Jy/beam ! Clean residual mean=0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.101953 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 0.101953 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=0.059867Jy sigma=1.236137 ! Fit after self-cal, rms=0.059867Jy sigma=1.236109 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 = 0.000131099 Jy ! Component: 100 - total flux cleaned = 0.000165303 Jy ! Component: 150 - total flux cleaned = 0.000184 Jy ! Component: 200 - total flux cleaned = 0.000192004 Jy ! Total flux subtracted in 200 components = 0.000192004 Jy ! Clean residual min=-0.001271 max=0.001182 Jy/beam ! Clean residual mean=0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.102145 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 123 components and 0.102145 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=0.059867Jy sigma=1.236141 ! Fit after self-cal, rms=0.059866Jy sigma=1.236132 ! 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=0.9508 mas, bmaj=1.544 mas, bpa=-2.909 degrees ! Estimated noise=0.23207 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9508 x 1.544 at -2.909 degrees (North through East) ! Clean map min=-0.0010107 max=0.069673 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=0.7573 mas, bmaj=1.265 mas, bpa=-2.224 degrees ! Estimated noise=0.39239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0518411 Jy ! Component: 100 - total flux cleaned = 0.0686246 Jy ! Component: 150 - total flux cleaned = 0.0773431 Jy ! Component: 200 - total flux cleaned = 0.0826317 Jy ! Total flux subtracted in 200 components = 0.0826317 Jy ! Clean residual min=-0.002575 max=0.002804 Jy/beam ! Clean residual mean=-0.000001 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.0826317 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0826317 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9508 mas, bmaj=1.544 mas, bpa=-2.909 degrees ! Estimated noise=0.23207 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 = 0.00489174 Jy ! Component: 100 - total flux cleaned = 0.00780018 Jy ! Component: 150 - total flux cleaned = 0.00989618 Jy ! Component: 200 - total flux cleaned = 0.0116071 Jy ! Total flux subtracted in 200 components = 0.0116071 Jy ! Clean residual min=-0.001306 max=0.001251 Jy/beam ! Clean residual mean=-0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0942388 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 0.0942388 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=2.321 mas, bmaj=2.608 mas, bpa=-4.818 degrees ! Estimated noise=0.29436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232162 Jy ! Component: 100 - total flux cleaned = 0.00388374 Jy ! Component: 150 - total flux cleaned = 0.00479082 Jy ! Component: 200 - total flux cleaned = 0.00539282 Jy ! Total flux subtracted in 200 components = 0.00539282 Jy ! Clean residual min=-0.001353 max=0.001208 Jy/beam ! Clean residual mean=-0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0996316 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000517991 Jy ! Component: 100 - total flux cleaned = 0.000917935 Jy ! Component: 150 - total flux cleaned = 0.00127016 Jy ! Component: 200 - total flux cleaned = 0.00154651 Jy ! Total flux subtracted in 200 components = 0.00154651 Jy ! Clean residual min=-0.001224 max=0.001177 Jy/beam ! Clean residual mean=0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.101178 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 98 components and 0.101178 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9508 mas, bmaj=1.544 mas, bpa=-2.909 degrees ! Estimated noise=0.23207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.36489e-05 Jy ! Component: 100 - total flux cleaned = 0.000177596 Jy ! Component: 150 - total flux cleaned = 0.000326709 Jy ! Component: 200 - total flux cleaned = 0.000438663 Jy ! Total flux subtracted in 200 components = 0.000438663 Jy ! Clean residual min=-0.001064 max=0.001068 Jy/beam ! Clean residual mean=0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.101617 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.101617 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=0.059893Jy sigma=1.236726 ! Fit after self-cal, rms=0.059884Jy sigma=1.236540 wmodel J1220+3431_X_map.mod ! Writing 116 model components to file: J1220+3431_X_map.mod wobs J1220+3431_X_uvs.fits ! Writing UV FITS file: J1220+3431_X_uvs.fits wwins J1220+3431_X_map.win ! wwins: Wrote 4 windows to J1220+3431_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 = -0.000118756 Jy ! Component: 100 - total flux cleaned = -0.000312089 Jy ! Component: 150 - total flux cleaned = -0.000516937 Jy ! Component: 200 - total flux cleaned = -0.00069736 Jy ! Component: 250 - total flux cleaned = -0.00078525 Jy ! Component: 300 - total flux cleaned = -0.00087099 Jy ! Component: 350 - total flux cleaned = -0.000955416 Jy ! Component: 400 - total flux cleaned = -0.00107152 Jy ! Component: 450 - total flux cleaned = -0.0011367 Jy ! Component: 500 - total flux cleaned = -0.00129734 Jy ! Component: 550 - total flux cleaned = -0.00142353 Jy ! Component: 600 - total flux cleaned = -0.00151671 Jy ! Component: 650 - total flux cleaned = -0.00163922 Jy ! Component: 700 - total flux cleaned = -0.00172977 Jy ! Component: 750 - total flux cleaned = -0.00181919 Jy ! Component: 800 - total flux cleaned = -0.00190759 Jy ! Component: 850 - total flux cleaned = -0.00196573 Jy ! Component: 900 - total flux cleaned = -0.00206621 Jy ! Component: 950 - total flux cleaned = -0.00210872 Jy ! Component: 1000 - total flux cleaned = -0.00217875 Jy ! Component: 1050 - total flux cleaned = -0.00220633 Jy ! Component: 1100 - total flux cleaned = -0.00224784 Jy ! Component: 1150 - total flux cleaned = -0.00232938 Jy ! Component: 1200 - total flux cleaned = -0.00239679 Jy ! Component: 1250 - total flux cleaned = -0.00239666 Jy ! Component: 1300 - total flux cleaned = -0.00244973 Jy ! Component: 1350 - total flux cleaned = -0.00254144 Jy ! Component: 1400 - total flux cleaned = -0.00254151 Jy ! Component: 1450 - total flux cleaned = -0.00256731 Jy ! Component: 1500 - total flux cleaned = -0.00265682 Jy ! Component: 1550 - total flux cleaned = -0.00265676 Jy ! Component: 1600 - total flux cleaned = -0.0027321 Jy ! Component: 1650 - total flux cleaned = -0.00276946 Jy ! Component: 1700 - total flux cleaned = -0.00284357 Jy ! Component: 1750 - total flux cleaned = -0.00285599 Jy ! Component: 1800 - total flux cleaned = -0.00292893 Jy ! Component: 1850 - total flux cleaned = -0.00296524 Jy ! Component: 1900 - total flux cleaned = -0.00301318 Jy ! Component: 1950 - total flux cleaned = -0.0030609 Jy ! Component: 2000 - total flux cleaned = -0.00314357 Jy ! Component: 2050 - total flux cleaned = -0.00317882 Jy ! Component: 2100 - total flux cleaned = -0.00315556 Jy ! Component: 2150 - total flux cleaned = -0.00320201 Jy ! Component: 2200 - total flux cleaned = -0.00324807 Jy ! Component: 2250 - total flux cleaned = -0.00329374 Jy ! Component: 2300 - total flux cleaned = -0.00328233 Jy ! Component: 2350 - total flux cleaned = -0.00334996 Jy ! Component: 2400 - total flux cleaned = -0.00336118 Jy ! Component: 2450 - total flux cleaned = -0.00338346 Jy ! Component: 2500 - total flux cleaned = -0.00341646 Jy ! Component: 2550 - total flux cleaned = -0.00347141 Jy ! Component: 2600 - total flux cleaned = -0.00349323 Jy ! Component: 2650 - total flux cleaned = -0.00346064 Jy ! Component: 2700 - total flux cleaned = -0.00347137 Jy ! Component: 2750 - total flux cleaned = -0.00350352 Jy ! Component: 2800 - total flux cleaned = -0.0035248 Jy ! Component: 2850 - total flux cleaned = -0.0035459 Jy ! Component: 2900 - total flux cleaned = -0.00354597 Jy ! Component: 2950 - total flux cleaned = -0.00354599 Jy ! Component: 3000 - total flux cleaned = -0.00354598 Jy ! Component: 3050 - total flux cleaned = -0.00356674 Jy ! Component: 3100 - total flux cleaned = -0.00355653 Jy ! Component: 3150 - total flux cleaned = -0.0036076 Jy ! Component: 3200 - total flux cleaned = -0.0036482 Jy ! Component: 3250 - total flux cleaned = -0.00367848 Jy ! Component: 3300 - total flux cleaned = -0.00367847 Jy ! Component: 3350 - total flux cleaned = -0.00362855 Jy ! Component: 3400 - total flux cleaned = -0.00371808 Jy ! Component: 3450 - total flux cleaned = -0.00369837 Jy ! Component: 3500 - total flux cleaned = -0.00374767 Jy ! Component: 3550 - total flux cleaned = -0.00375738 Jy ! Component: 3600 - total flux cleaned = -0.00378657 Jy ! Component: 3650 - total flux cleaned = -0.00376719 Jy ! Component: 3700 - total flux cleaned = -0.00384425 Jy ! Component: 3750 - total flux cleaned = -0.00383473 Jy ! Component: 3800 - total flux cleaned = -0.00381575 Jy ! Component: 3850 - total flux cleaned = -0.00383461 Jy ! Component: 3900 - total flux cleaned = -0.00387233 Jy ! Component: 3950 - total flux cleaned = -0.00388169 Jy ! Component: 4000 - total flux cleaned = -0.00390971 Jy ! Component: 4050 - total flux cleaned = -0.00391903 Jy ! Total flux subtracted in 4096 components = -0.00389128 Jy ! Clean residual min=-0.000472 max=0.000650 Jy/beam ! Clean residual mean=0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0977255 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 436 components and 0.0977255 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1220+3431_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9508 x 1.544 at -2.909 degrees (North through East) ! Clean map min=-0.00082732 max=0.069394 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1220+3431_X_map.fits wmodel /vlbi/uf001/uva//J1220+3431_X_map.mod ! Writing 436 model components to file: /vlbi/uf001/uva//J1220+3431_X_map.mod wobs /vlbi/uf001/uva//J1220+3431_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1220+3431_X_uvs.fits wwins /vlbi/uf001/uva//J1220+3431_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1220+3431_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0693942 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159148 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.688016 0.688016 1.37603 2.75207 5.50413 11.0083 22.0165 44.033 88.0661 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 436.036 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1220+3431_X_dfm.log closed on Mon Jan 14 01:48:24 2019