! Started logfile: /vlbi/uf001/uva//J1302+6902_X_dfm.log on Mon Jan 14 02:10:22 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//J1302+6902_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1302+6902_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.921053 visibilities/baseline/integration-bin. ! Found source: J1302+6902 ! ! 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 37800 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 J1302+6902_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 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.029815Jy sigma=24.092687 ! Fit after self-cal, rms=0.724789Jy sigma=16.983475 ! 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=0.8053 mas, bmaj=0.9311 mas, bpa=-17.09 degrees ! Estimated noise=0.33677 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 = 0.212517 Jy ! Component: 100 - total flux cleaned = 0.260549 Jy ! Total flux subtracted in 100 components = 0.260549 Jy ! Clean residual min=-0.007153 max=0.017218 Jy/beam ! Clean residual mean=-0.000003 rms=0.001569 Jy/beam ! Combined flux in latest and established models = 0.260549 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.260549 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=0.069386Jy sigma=1.586311 ! Fit after self-cal, rms=0.069360Jy sigma=1.585649 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180273 Jy ! Component: 100 - total flux cleaned = 0.0264539 Jy ! Total flux subtracted in 100 components = 0.0264539 Jy ! Clean residual min=-0.005421 max=0.008923 Jy/beam ! Clean residual mean=-0.000002 rms=0.001309 Jy/beam ! Combined flux in latest and established models = 0.287003 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.287003 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=0.064529Jy sigma=1.480941 ! Fit after self-cal, rms=0.064510Jy sigma=1.480416 ! Inverting map ! Added new window around map position (-7, 14.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.007758 Jy ! Component: 100 - total flux cleaned = 0.0108816 Jy ! Total flux subtracted in 100 components = 0.0108816 Jy ! Clean residual min=-0.005387 max=0.007484 Jy/beam ! Clean residual mean=-0.000002 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 0.297885 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.297885 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=0.063526Jy sigma=1.455876 ! Fit after self-cal, rms=0.063459Jy sigma=1.454016 ! Inverting map ! Added new window around map position (-0.8, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674532 Jy ! Component: 100 - total flux cleaned = 0.00927883 Jy ! Total flux subtracted in 100 components = 0.00927883 Jy ! Clean residual min=-0.005305 max=0.007002 Jy/beam ! Clean residual mean=-0.000002 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 0.307164 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.307164 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=0.062536Jy sigma=1.433340 ! Fit after self-cal, rms=0.062447Jy sigma=1.431191 ! 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=1.088 mas, bmaj=1.204 mas, bpa=-8.968 degrees ! Estimated noise=0.165328 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 = 0.00542276 Jy ! Component: 100 - total flux cleaned = 0.00880822 Jy ! Component: 150 - total flux cleaned = 0.00990395 Jy ! Component: 200 - total flux cleaned = 0.0106345 Jy ! Total flux subtracted in 200 components = 0.0106345 Jy ! Clean residual min=-0.005777 max=0.007342 Jy/beam ! Clean residual mean=-0.000007 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 0.317798 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.317798 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=0.061900Jy sigma=1.417695 ! Fit after self-cal, rms=0.061851Jy sigma=1.416419 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.088 x 1.204 at -8.968 degrees (North through East) ! Clean map min=-0.0055333 max=0.27394 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 1.01 ! LA 1.01 MK 1.01 NL 1.19 OV 0.92 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.00 ! LA 1.00 MK 1.03 NL 1.20 OV 0.92 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.95 KP 1.00 ! LA 1.01 MK 1.01 NL 1.21 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.00 ! LA 1.01 MK 1.03 NL 1.17 OV 0.91 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 0.99 ! LA 1.00 MK 1.03 NL 1.19 OV 0.91 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.00 ! LA 1.01 MK 1.03 NL 1.19 OV 0.92 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 0.99 ! LA 1.00 MK 1.05 NL 1.18 OV 0.92 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 0.99 ! LA 0.99 MK 1.04 NL 1.19 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.95 KP 0.98 ! LA 0.99 MK 1.03 NL 1.19 OV 0.90 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 0.98 ! LA 1.00 MK 1.03 NL 1.20 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.96 KP 1.00 ! LA 1.00 MK 1.02 NL 1.19 OV 0.90 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.93 KP 0.99 ! LA 0.98 MK 1.01 NL 1.19 OV 0.91 ! PT 0.91 SC 0.94 ! ! ! Fit before self-cal, rms=0.061851Jy sigma=1.416419 ! Fit after self-cal, rms=0.055408Jy sigma=1.247824 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.084 mas, bmaj=1.205 mas, bpa=-7.94 degrees ! Estimated noise=0.165472 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 (-5.2, 16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244989 Jy ! Component: 100 - total flux cleaned = 0.000106418 Jy ! Component: 150 - total flux cleaned = 0.000106651 Jy ! Component: 200 - total flux cleaned = 0.000192823 Jy ! Total flux subtracted in 200 components = 0.000192823 Jy ! Clean residual min=-0.002551 max=0.002541 Jy/beam ! Clean residual mean=0.000001 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.317991 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 59 components and 0.317991 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=0.054903Jy sigma=1.235124 ! Fit after self-cal, rms=0.054884Jy sigma=1.233859 ! 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=0.054884Jy sigma=1.233859 ! Fit after self-cal, rms=0.053955Jy sigma=1.204241 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.078 mas, bmaj=1.21 mas, bpa=-8.208 degrees ! Estimated noise=0.165575 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00209329 Jy ! Component: 100 - total flux cleaned = -0.0023158 Jy ! Component: 150 - total flux cleaned = -0.00220038 Jy ! Component: 200 - total flux cleaned = -0.00215109 Jy ! Total flux subtracted in 200 components = -0.00215109 Jy ! Clean residual min=-0.001262 max=0.001392 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.31584 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.31584 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=0.053788Jy sigma=1.200110 ! Fit after self-cal, rms=0.053778Jy sigma=1.199706 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 (-2.4, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000266449 Jy ! Component: 100 - total flux cleaned = 0.00054384 Jy ! Component: 150 - total flux cleaned = 0.000788733 Jy ! Component: 200 - total flux cleaned = 0.00104699 Jy ! Total flux subtracted in 200 components = 0.00104699 Jy ! Clean residual min=-0.001219 max=0.001204 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.316887 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 90 components and 0.316887 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=0.053711Jy sigma=1.198026 ! Fit after self-cal, rms=0.053706Jy sigma=1.197949 ! Inverting map ! Added new window around map position (1, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480121 Jy ! Component: 100 - total flux cleaned = 0.000621964 Jy ! Component: 150 - total flux cleaned = 0.000755208 Jy ! Component: 200 - total flux cleaned = 0.000939387 Jy ! Total flux subtracted in 200 components = 0.000939387 Jy ! Clean residual min=-0.001237 max=0.001101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.317827 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 105 components and 0.317827 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=0.053657Jy sigma=1.196908 ! Fit after self-cal, rms=0.053653Jy sigma=1.196840 ! 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=0.053653Jy sigma=1.196840 ! Fit after self-cal, rms=0.053639Jy sigma=1.196312 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.211 mas, bpa=-7.982 degrees ! Estimated noise=0.165462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010358 Jy ! Component: 100 - total flux cleaned = -0.0011773 Jy ! Component: 150 - total flux cleaned = -0.00114491 Jy ! Component: 200 - total flux cleaned = -0.00108825 Jy ! Total flux subtracted in 200 components = -0.00108825 Jy ! Clean residual min=-0.001117 max=0.001047 Jy/beam ! Clean residual mean=-0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.316738 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 113 components and 0.316738 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=0.053599Jy sigma=1.195327 ! Fit after self-cal, rms=0.053597Jy sigma=1.195274 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 = -0.000107526 Jy ! Component: 100 - total flux cleaned = 1.45249e-05 Jy ! Component: 150 - total flux cleaned = 8.31115e-05 Jy ! Component: 200 - total flux cleaned = 0.000169232 Jy ! Total flux subtracted in 200 components = 0.000169232 Jy ! Clean residual min=-0.001086 max=0.000995 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.316907 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 121 components and 0.316907 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=0.053579Jy sigma=1.194838 ! Fit after self-cal, rms=0.053577Jy sigma=1.194821 ! 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=0.053577Jy sigma=1.194821 ! Fit after self-cal, rms=0.053559Jy sigma=1.194670 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.369 mas, bmaj=2.546 mas, bpa=69.07 degrees ! Estimated noise=0.210995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146345 Jy ! Component: 100 - total flux cleaned = -3.9735e-05 Jy ! Component: 150 - total flux cleaned = 2.60987e-05 Jy ! Component: 200 - total flux cleaned = 0.000100513 Jy ! Total flux subtracted in 200 components = 0.000100513 Jy ! Clean residual min=-0.001040 max=0.001330 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.317008 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 142 components and 0.317008 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=0.053548Jy sigma=1.194381 ! Fit after self-cal, rms=0.053546Jy sigma=1.194339 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 (-6, 19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131194 Jy ! Component: 100 - total flux cleaned = 0.00179001 Jy ! Component: 150 - total flux cleaned = 0.00201508 Jy ! Component: 200 - total flux cleaned = 0.00213867 Jy ! Total flux subtracted in 200 components = 0.00213867 Jy ! Clean residual min=-0.000896 max=0.000968 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.319147 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 161 components and 0.319147 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=0.053531Jy sigma=1.193916 ! Fit after self-cal, rms=0.053529Jy sigma=1.193876 ! 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=1.077 mas, bmaj=1.212 mas, bpa=-7.904 degrees ! Estimated noise=0.165359 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.077 x 1.212 at -7.904 degrees (North through East) ! Clean map min=-0.00093526 max=0.27448 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=0.7986 mas, bmaj=0.9353 mas, bpa=-15.35 degrees ! Estimated noise=0.33611 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212043 Jy ! Component: 100 - total flux cleaned = 0.259934 Jy ! Component: 150 - total flux cleaned = 0.277385 Jy ! Component: 200 - total flux cleaned = 0.285541 Jy ! Total flux subtracted in 200 components = 0.285541 Jy ! Clean residual min=-0.002749 max=0.003944 Jy/beam ! Clean residual mean=-0.000000 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.285542 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.285542 Jy ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.212 mas, bpa=-7.904 degrees ! Estimated noise=0.165359 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 = 0.00725503 Jy ! Component: 100 - total flux cleaned = 0.0121024 Jy ! Component: 150 - total flux cleaned = 0.0156297 Jy ! Component: 200 - total flux cleaned = 0.0183203 Jy ! Total flux subtracted in 200 components = 0.0183203 Jy ! Clean residual min=-0.001238 max=0.001796 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.303862 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 52 components and 0.303862 Jy ! Inverting map ! Added new window around map position (-2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220978 Jy ! Component: 100 - total flux cleaned = 0.00403679 Jy ! Component: 150 - total flux cleaned = 0.00559132 Jy ! Component: 200 - total flux cleaned = 0.00694312 Jy ! Total flux subtracted in 200 components = 0.00694312 Jy ! Clean residual min=-0.001030 max=0.000949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.310805 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 88 components and 0.310805 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=2.369 mas, bmaj=2.546 mas, bpa=69.07 degrees ! Estimated noise=0.210995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199554 Jy ! Component: 100 - total flux cleaned = 0.00342173 Jy ! Component: 150 - total flux cleaned = 0.00456553 Jy ! Component: 200 - total flux cleaned = 0.00552176 Jy ! Total flux subtracted in 200 components = 0.00552176 Jy ! Clean residual min=-0.001020 max=0.001068 Jy/beam ! Clean residual mean=-0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.316327 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 = 0.000781289 Jy ! Component: 100 - total flux cleaned = 0.00133981 Jy ! Component: 150 - total flux cleaned = 0.00182529 Jy ! Component: 200 - total flux cleaned = 0.00206205 Jy ! Total flux subtracted in 200 components = 0.00206205 Jy ! Clean residual min=-0.000917 max=0.001035 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.318389 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 196 components and 0.318389 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.212 mas, bpa=-7.904 degrees ! Estimated noise=0.165359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.96224e-06 Jy ! Component: 100 - total flux cleaned = 3.34553e-06 Jy ! Component: 150 - total flux cleaned = 3.81224e-06 Jy ! Component: 200 - total flux cleaned = 4.86835e-06 Jy ! Total flux subtracted in 200 components = 4.86835e-06 Jy ! Clean residual min=-0.000881 max=0.000819 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.318394 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 219 components and 0.318394 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=0.053553Jy sigma=1.194105 ! Fit after self-cal, rms=0.053539Jy sigma=1.193886 wmodel J1302+6902_X_map.mod ! Writing 219 model components to file: J1302+6902_X_map.mod wobs J1302+6902_X_uvs.fits ! Writing UV FITS file: J1302+6902_X_uvs.fits wwins J1302+6902_X_map.win ! wwins: Wrote 8 windows to J1302+6902_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 = -0.000334915 Jy ! Component: 100 - total flux cleaned = -0.000484109 Jy ! Component: 150 - total flux cleaned = -0.000584601 Jy ! Component: 200 - total flux cleaned = -0.000682514 Jy ! Component: 250 - total flux cleaned = -0.000750788 Jy ! Component: 300 - total flux cleaned = -0.000790964 Jy ! Component: 350 - total flux cleaned = -0.000817451 Jy ! Component: 400 - total flux cleaned = -0.000882436 Jy ! Component: 450 - total flux cleaned = -0.000933188 Jy ! Component: 500 - total flux cleaned = -0.000945574 Jy ! Component: 550 - total flux cleaned = -0.000970219 Jy ! Component: 600 - total flux cleaned = -0.0010065 Jy ! Component: 650 - total flux cleaned = -0.00101826 Jy ! Component: 700 - total flux cleaned = -0.00101821 Jy ! Component: 750 - total flux cleaned = -0.00106493 Jy ! Component: 800 - total flux cleaned = -0.00105317 Jy ! Component: 850 - total flux cleaned = -0.00107607 Jy ! Component: 900 - total flux cleaned = -0.00106472 Jy ! Component: 950 - total flux cleaned = -0.00106479 Jy ! Component: 1000 - total flux cleaned = -0.00105383 Jy ! Component: 1050 - total flux cleaned = -0.00108683 Jy ! Component: 1100 - total flux cleaned = -0.00107595 Jy ! Component: 1150 - total flux cleaned = -0.00106518 Jy ! Component: 1200 - total flux cleaned = -0.0010436 Jy ! Component: 1250 - total flux cleaned = -0.00102247 Jy ! Component: 1300 - total flux cleaned = -0.00104356 Jy ! Component: 1350 - total flux cleaned = -0.00104371 Jy ! Component: 1400 - total flux cleaned = -0.00105401 Jy ! Component: 1450 - total flux cleaned = -0.00109536 Jy ! Component: 1500 - total flux cleaned = -0.00106453 Jy ! Component: 1550 - total flux cleaned = -0.00109508 Jy ! Component: 1600 - total flux cleaned = -0.00112545 Jy ! Component: 1650 - total flux cleaned = -0.00118562 Jy ! Component: 1700 - total flux cleaned = -0.00119556 Jy ! Component: 1750 - total flux cleaned = -0.00117571 Jy ! Component: 1800 - total flux cleaned = -0.00127412 Jy ! Component: 1850 - total flux cleaned = -0.00122513 Jy ! Component: 1900 - total flux cleaned = -0.00127375 Jy ! Component: 1950 - total flux cleaned = -0.00127382 Jy ! Component: 2000 - total flux cleaned = -0.00127384 Jy ! Component: 2050 - total flux cleaned = -0.00132145 Jy ! Component: 2100 - total flux cleaned = -0.00131185 Jy ! Component: 2150 - total flux cleaned = -0.00132124 Jy ! Component: 2200 - total flux cleaned = -0.00134935 Jy ! Component: 2250 - total flux cleaned = -0.00136802 Jy ! Component: 2300 - total flux cleaned = -0.00138639 Jy ! Component: 2350 - total flux cleaned = -0.00140471 Jy ! Component: 2400 - total flux cleaned = -0.00143205 Jy ! Component: 2450 - total flux cleaned = -0.00141392 Jy ! Component: 2500 - total flux cleaned = -0.00144103 Jy ! Component: 2550 - total flux cleaned = -0.00145898 Jy ! Component: 2600 - total flux cleaned = -0.00149462 Jy ! Component: 2650 - total flux cleaned = -0.00145028 Jy ! Component: 2700 - total flux cleaned = -0.00150328 Jy ! Component: 2750 - total flux cleaned = -0.00152966 Jy ! Component: 2800 - total flux cleaned = -0.0015734 Jy ! Component: 2850 - total flux cleaned = -0.00157335 Jy ! Component: 2900 - total flux cleaned = -0.00157333 Jy ! Component: 2950 - total flux cleaned = -0.00164212 Jy ! Component: 3000 - total flux cleaned = -0.00162499 Jy ! Component: 3050 - total flux cleaned = -0.00165909 Jy ! Component: 3100 - total flux cleaned = -0.00168451 Jy ! Component: 3150 - total flux cleaned = -0.00169292 Jy ! Component: 3200 - total flux cleaned = -0.00172648 Jy ! Component: 3250 - total flux cleaned = -0.00170143 Jy ! Component: 3300 - total flux cleaned = -0.00173462 Jy ! Component: 3350 - total flux cleaned = -0.00172637 Jy ! Component: 3400 - total flux cleaned = -0.00175927 Jy ! Component: 3450 - total flux cleaned = -0.00176744 Jy ! Component: 3500 - total flux cleaned = -0.00177556 Jy ! Component: 3550 - total flux cleaned = -0.00176743 Jy ! Component: 3600 - total flux cleaned = -0.00179164 Jy ! Component: 3650 - total flux cleaned = -0.00180774 Jy ! Component: 3700 - total flux cleaned = -0.00183973 Jy ! Component: 3750 - total flux cleaned = -0.00186354 Jy ! Component: 3800 - total flux cleaned = -0.00187146 Jy ! Component: 3850 - total flux cleaned = -0.00188724 Jy ! Component: 3900 - total flux cleaned = -0.00188729 Jy ! Component: 3950 - total flux cleaned = -0.00193424 Jy ! Component: 4000 - total flux cleaned = -0.00192645 Jy ! Component: 4050 - total flux cleaned = -0.00194972 Jy ! Total flux subtracted in 4096 components = -0.00193425 Jy ! Clean residual min=-0.000542 max=0.000439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.31646 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 530 components and 0.316459 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1302+6902_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.077 x 1.212 at -7.904 degrees (North through East) ! Clean map min=-0.00065623 max=0.27471 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1302+6902_X_map.fits wmodel /vlbi/uf001/uva//J1302+6902_X_map.mod ! Writing 530 model components to file: /vlbi/uf001/uva//J1302+6902_X_map.mod wobs /vlbi/uf001/uva//J1302+6902_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1302+6902_X_uvs.fits wwins /vlbi/uf001/uva//J1302+6902_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1302+6902_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.274714 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130364 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.142363 0.142363 0.284727 0.569454 1.13891 2.27781 4.55563 9.11126 18.2225 36.445 72.8901 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.274 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2107.28 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1302+6902_X_dfm.log closed on Mon Jan 14 02:10:29 2019