! Started logfile: /image_prod/ug002_uva//J2142-2303_X_dfm.log on Thu Mar 5 05:21:06 2020 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 /image_prod/ug002_uva//J2142-2303_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2142-2303_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.987778 visibilities/baseline/integration-bin. ! Found source: J2142-2303 ! ! 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 21336 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 J2142-2303_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007668Jy sigma=8.414607 ! Fit after self-cal, rms=0.908620Jy sigma=7.559634 ! 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=0.5921 mas, bmaj=1.656 mas, bpa=-1.203 degrees ! Estimated noise=1.21494 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 = 0.069581 Jy ! Component: 100 - total flux cleaned = 0.0894879 Jy ! Total flux subtracted in 100 components = 0.0894879 Jy ! Clean residual min=-0.003980 max=0.008260 Jy/beam ! Clean residual mean=-0.000011 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 0.0894879 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0894879 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=0.067470Jy sigma=0.490934 ! Fit after self-cal, rms=0.067345Jy sigma=0.490099 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00875789 Jy ! Component: 100 - total flux cleaned = 0.0126415 Jy ! Total flux subtracted in 100 components = 0.0126415 Jy ! Clean residual min=-0.003402 max=0.003497 Jy/beam ! Clean residual mean=-0.000004 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 0.102129 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.102129 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=0.066106Jy sigma=0.474247 ! Fit after self-cal, rms=0.066091Jy sigma=0.474080 ! 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=0.7797 mas, bmaj=2.01 mas, bpa=-1.983 degrees ! Estimated noise=0.598838 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 (-1.2, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00538655 Jy ! Component: 100 - total flux cleaned = 0.00817336 Jy ! Component: 150 - total flux cleaned = 0.00992985 Jy ! Component: 200 - total flux cleaned = 0.0104358 Jy ! Total flux subtracted in 200 components = 0.0104358 Jy ! Clean residual min=-0.002829 max=0.003251 Jy/beam ! Clean residual mean=0.000001 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.112565 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.112565 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=0.065640Jy sigma=0.470002 ! Fit after self-cal, rms=0.065606Jy sigma=0.469416 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7797 x 2.01 at -1.983 degrees (North through East) ! Clean map min=-0.0026293 max=0.090889 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.18 KP 1.06 ! LA 1.02 MK 0.98 OV 0.90 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.07 KP 1.06 ! LA 1.09 MK 1.01 OV 0.93 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.12 KP 1.04 ! LA 1.08 MK 1.02 OV 0.93 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.14 KP 1.03 ! LA 1.02 MK 0.95 OV 0.94 PT 0.93 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.06 KP 1.05 ! LA 1.03 MK 1.02 OV 0.93 PT 0.87 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.21 KP 1.02 ! LA 1.07 MK 1.02 OV 0.90 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 1.02 KP 1.04 ! LA 1.07 MK 0.97 OV 0.91 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.11 HN 1.02 KP 1.04 ! LA 1.06 MK 1.01 OV 0.89 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.14 KP 1.03 ! LA 1.06 MK 0.96 OV 0.95 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.14 KP 1.02 ! LA 1.04 MK 1.03 OV 0.95 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.09 KP 1.03 ! LA 1.05 MK 1.01 OV 0.87 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.03 KP 1.03 ! LA 1.07 MK 0.92 OV 0.88 PT 0.88 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.065606Jy sigma=0.469416 ! Fit after self-cal, rms=0.066868Jy sigma=0.464045 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7821 mas, bmaj=2.004 mas, bpa=-1.824 degrees ! Estimated noise=0.596905 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 = 0.000656182 Jy ! Component: 100 - total flux cleaned = 0.000626999 Jy ! Component: 150 - total flux cleaned = 0.000628202 Jy ! Component: 200 - total flux cleaned = 0.000648909 Jy ! Total flux subtracted in 200 components = 0.000648909 Jy ! Clean residual min=-0.001266 max=0.001490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.113214 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 53 components and 0.113214 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=0.066837Jy sigma=0.463900 ! Fit after self-cal, rms=0.066880Jy sigma=0.463757 ! 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=0.066880Jy sigma=0.463757 ! Fit after self-cal, rms=0.068004Jy sigma=0.463027 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7811 mas, bmaj=2 mas, bpa=-1.944 degrees ! Estimated noise=0.596624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161757 Jy ! Component: 100 - total flux cleaned = 0.000222904 Jy ! Component: 150 - total flux cleaned = 0.000234939 Jy ! Component: 200 - total flux cleaned = 0.000257063 Jy ! Total flux subtracted in 200 components = 0.000257063 Jy ! Clean residual min=-0.001248 max=0.001199 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.113471 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 0.113471 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=0.067996Jy sigma=0.462978 ! Fit after self-cal, rms=0.068010Jy sigma=0.462963 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 = 9.8158e-05 Jy ! Component: 100 - total flux cleaned = 0.000119745 Jy ! Component: 150 - total flux cleaned = 0.000139136 Jy ! Component: 200 - total flux cleaned = 0.000157276 Jy ! Total flux subtracted in 200 components = 0.000157276 Jy ! Clean residual min=-0.001235 max=0.001189 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.113628 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 69 components and 0.113628 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=0.068006Jy sigma=0.462939 ! Fit after self-cal, rms=0.068006Jy sigma=0.462937 ! 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=0.068006Jy sigma=0.462937 ! Fit after self-cal, rms=0.068791Jy sigma=0.462853 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.781 mas, bmaj=1.999 mas, bpa=-1.963 degrees ! Estimated noise=0.59657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117091 Jy ! Component: 100 - total flux cleaned = 9.2548e-05 Jy ! Component: 150 - total flux cleaned = 8.20829e-05 Jy ! Component: 200 - total flux cleaned = 7.28296e-05 Jy ! Total flux subtracted in 200 components = 7.28296e-05 Jy ! Clean residual min=-0.001228 max=0.001190 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.113701 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 0.113701 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=0.068785Jy sigma=0.462824 ! Fit after self-cal, rms=0.068792Jy sigma=0.462819 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 = 2.52446e-05 Jy ! Component: 100 - total flux cleaned = 1.68088e-05 Jy ! Component: 150 - total flux cleaned = 1.09961e-06 Jy ! Component: 200 - total flux cleaned = 9.95865e-07 Jy ! Total flux subtracted in 200 components = 9.95865e-07 Jy ! Clean residual min=-0.001220 max=0.001187 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.113702 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 77 components and 0.113702 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=0.068789Jy sigma=0.462804 ! Fit after self-cal, rms=0.068789Jy sigma=0.462803 ! 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=0.068789Jy sigma=0.462803 ! Fit after self-cal, rms=0.069051Jy sigma=0.462799 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.553 mas, bmaj=5.276 mas, bpa=9.222 degrees ! Estimated noise=0.761902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.29512e-05 Jy ! Component: 100 - total flux cleaned = -1.30989e-05 Jy ! Component: 150 - total flux cleaned = -8.77906e-06 Jy ! Component: 200 - total flux cleaned = -8.91261e-06 Jy ! Total flux subtracted in 200 components = -8.91261e-06 Jy ! Clean residual min=-0.001017 max=0.001232 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.113693 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 85 components and 0.113693 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=0.069051Jy sigma=0.462809 ! Fit after self-cal, rms=0.069054Jy sigma=0.462807 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 = -2.51564e-05 Jy ! Component: 100 - total flux cleaned = -2.89565e-05 Jy ! Component: 150 - total flux cleaned = -3.63502e-05 Jy ! Component: 200 - total flux cleaned = -4.30868e-05 Jy ! Total flux subtracted in 200 components = -4.30868e-05 Jy ! Clean residual min=-0.001025 max=0.001237 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.11365 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 87 components and 0.11365 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=0.069054Jy sigma=0.462815 ! Fit after self-cal, rms=0.069055Jy sigma=0.462815 ! 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=0.7811 mas, bmaj=1.999 mas, bpa=-1.953 degrees ! Estimated noise=0.596693 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7811 x 1.999 at -1.953 degrees (North through East) ! Clean map min=-0.0010539 max=0.09042 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=0.592 mas, bmaj=1.646 mas, bpa=-1.092 degrees ! Estimated noise=1.21277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0693609 Jy ! Component: 100 - total flux cleaned = 0.0898029 Jy ! Component: 150 - total flux cleaned = 0.0985844 Jy ! Component: 200 - total flux cleaned = 0.103075 Jy ! Total flux subtracted in 200 components = 0.103075 Jy ! Clean residual min=-0.002605 max=0.002864 Jy/beam ! Clean residual mean=-0.000006 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.103075 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.103075 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7811 mas, bmaj=1.999 mas, bpa=-1.953 degrees ! Estimated noise=0.596693 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 = 0.00454703 Jy ! Component: 100 - total flux cleaned = 0.00685002 Jy ! Component: 150 - total flux cleaned = 0.00819096 Jy ! Component: 200 - total flux cleaned = 0.00902579 Jy ! Total flux subtracted in 200 components = 0.00902579 Jy ! Clean residual min=-0.001272 max=0.001178 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.112101 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 42 components and 0.112101 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=2.553 mas, bmaj=5.276 mas, bpa=9.222 degrees ! Estimated noise=0.761902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000870411 Jy ! Component: 100 - total flux cleaned = 0.001256 Jy ! Component: 150 - total flux cleaned = 0.0013091 Jy ! Component: 200 - total flux cleaned = 0.00134489 Jy ! Total flux subtracted in 200 components = 0.00134489 Jy ! Clean residual min=-0.001057 max=0.001270 Jy/beam ! Clean residual mean=-0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.113445 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 (-50.4, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100237 Jy ! Component: 100 - total flux cleaned = 0.00102859 Jy ! Component: 150 - total flux cleaned = 0.00104064 Jy ! Component: 200 - total flux cleaned = 0.00106197 Jy ! Total flux subtracted in 200 components = 0.00106197 Jy ! Clean residual min=-0.000998 max=0.000933 Jy/beam ! Clean residual mean=-0.000002 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.114507 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 79 components and 0.114507 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7811 mas, bmaj=1.999 mas, bpa=-1.953 degrees ! Estimated noise=0.596693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.14225e-05 Jy ! Component: 100 - total flux cleaned = -7.41455e-05 Jy ! Component: 150 - total flux cleaned = -3.14089e-05 Jy ! Component: 200 - total flux cleaned = -1.20323e-05 Jy ! Total flux subtracted in 200 components = -1.20323e-05 Jy ! Clean residual min=-0.000997 max=0.001091 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.114495 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.114495 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=0.069033Jy sigma=0.462642 ! Fit after self-cal, rms=0.069023Jy sigma=0.462620 wmodel J2142-2303_X_map.mod ! Writing 102 model components to file: J2142-2303_X_map.mod wobs J2142-2303_X_uvs.fits ! Writing UV FITS file: J2142-2303_X_uvs.fits wwins J2142-2303_X_map.win ! wwins: Wrote 3 windows to J2142-2303_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 = 2.87678e-05 Jy ! Component: 100 - total flux cleaned = -5.80525e-05 Jy ! Component: 150 - total flux cleaned = -0.000124023 Jy ! Component: 200 - total flux cleaned = -0.000172129 Jy ! Component: 250 - total flux cleaned = -0.000172392 Jy ! Component: 300 - total flux cleaned = -0.000142407 Jy ! Component: 350 - total flux cleaned = -5.39672e-05 Jy ! Component: 400 - total flux cleaned = -2.52121e-05 Jy ! Component: 450 - total flux cleaned = 3.1494e-05 Jy ! Component: 500 - total flux cleaned = 7.33119e-05 Jy ! Component: 550 - total flux cleaned = 0.000128271 Jy ! Component: 600 - total flux cleaned = 0.000141826 Jy ! Component: 650 - total flux cleaned = 0.000102067 Jy ! Component: 700 - total flux cleaned = 0.000141474 Jy ! Component: 750 - total flux cleaned = 7.65247e-05 Jy ! Component: 800 - total flux cleaned = 6.40461e-05 Jy ! Component: 850 - total flux cleaned = 5.15011e-05 Jy ! Component: 900 - total flux cleaned = 5.14549e-05 Jy ! Component: 950 - total flux cleaned = 3.92055e-05 Jy ! Component: 1000 - total flux cleaned = 5.13028e-05 Jy ! Component: 1050 - total flux cleaned = 6.33332e-05 Jy ! Component: 1100 - total flux cleaned = 6.32612e-05 Jy ! Component: 1150 - total flux cleaned = 4.0909e-06 Jy ! Component: 1200 - total flux cleaned = -3.07231e-05 Jy ! Component: 1250 - total flux cleaned = -4.22332e-05 Jy ! Component: 1300 - total flux cleaned = -3.0681e-05 Jy ! Component: 1350 - total flux cleaned = -4.22091e-05 Jy ! Component: 1400 - total flux cleaned = -9.84677e-05 Jy ! Component: 1450 - total flux cleaned = -9.8565e-05 Jy ! Component: 1500 - total flux cleaned = -0.000109628 Jy ! Component: 1550 - total flux cleaned = -0.000164464 Jy ! Component: 1600 - total flux cleaned = -0.000164355 Jy ! Component: 1650 - total flux cleaned = -0.000185847 Jy ! Component: 1700 - total flux cleaned = -0.000196587 Jy ! Component: 1750 - total flux cleaned = -0.000217716 Jy ! Component: 1800 - total flux cleaned = -0.000207205 Jy ! Component: 1850 - total flux cleaned = -0.000238493 Jy ! Component: 1900 - total flux cleaned = -0.000238473 Jy ! Component: 1950 - total flux cleaned = -0.000248653 Jy ! Component: 2000 - total flux cleaned = -0.000279214 Jy ! Component: 2050 - total flux cleaned = -0.000269111 Jy ! Component: 2100 - total flux cleaned = -0.000299267 Jy ! Component: 2150 - total flux cleaned = -0.000259509 Jy ! Component: 2200 - total flux cleaned = -0.000308918 Jy ! Component: 2250 - total flux cleaned = -0.000338309 Jy ! Component: 2300 - total flux cleaned = -0.000309272 Jy ! Component: 2350 - total flux cleaned = -0.000348009 Jy ! Component: 2400 - total flux cleaned = -0.000386419 Jy ! Component: 2450 - total flux cleaned = -0.00040538 Jy ! Component: 2500 - total flux cleaned = -0.000395937 Jy ! Component: 2550 - total flux cleaned = -0.000433645 Jy ! Component: 2600 - total flux cleaned = -0.000452218 Jy ! Component: 2650 - total flux cleaned = -0.000461462 Jy ! Component: 2700 - total flux cleaned = -0.000470655 Jy ! Component: 2750 - total flux cleaned = -0.000479843 Jy ! Component: 2800 - total flux cleaned = -0.000516219 Jy ! Component: 2850 - total flux cleaned = -0.000480143 Jy ! Component: 2900 - total flux cleaned = -0.000507126 Jy ! Component: 2950 - total flux cleaned = -0.000498347 Jy ! Component: 3000 - total flux cleaned = -0.000578036 Jy ! Component: 3050 - total flux cleaned = -0.000542797 Jy ! Component: 3100 - total flux cleaned = -0.000569101 Jy ! Component: 3150 - total flux cleaned = -0.000603853 Jy ! Component: 3200 - total flux cleaned = -0.000638389 Jy ! Component: 3250 - total flux cleaned = -0.000612687 Jy ! Component: 3300 - total flux cleaned = -0.000646789 Jy ! Component: 3350 - total flux cleaned = -0.000655327 Jy ! Component: 3400 - total flux cleaned = -0.000663832 Jy ! Component: 3450 - total flux cleaned = -0.000714069 Jy ! Component: 3500 - total flux cleaned = -0.000680631 Jy ! Component: 3550 - total flux cleaned = -0.000697247 Jy ! Component: 3600 - total flux cleaned = -0.000721891 Jy ! Component: 3650 - total flux cleaned = -0.000697287 Jy ! Component: 3700 - total flux cleaned = -0.000721787 Jy ! Component: 3750 - total flux cleaned = -0.00072174 Jy ! Component: 3800 - total flux cleaned = -0.000681448 Jy ! Component: 3850 - total flux cleaned = -0.00070556 Jy ! Component: 3900 - total flux cleaned = -0.000729517 Jy ! Component: 3950 - total flux cleaned = -0.000713615 Jy ! Component: 4000 - total flux cleaned = -0.000729405 Jy ! Component: 4050 - total flux cleaned = -0.000729368 Jy ! Total flux subtracted in 4096 components = -0.000745026 Jy ! Clean residual min=-0.000563 max=0.000433 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.11375 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 368 components and 0.11375 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2142-2303_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7811 x 1.999 at -1.953 degrees (North through East) ! Clean map min=-0.00085421 max=0.090548 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2142-2303_X_map.fits wmodel /image_prod/ug002_uva//J2142-2303_X_map.mod ! Writing 368 model components to file: /image_prod/ug002_uva//J2142-2303_X_map.mod wobs /image_prod/ug002_uva//J2142-2303_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2142-2303_X_uvs.fits wwins /image_prod/ug002_uva//J2142-2303_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2142-2303_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0905478 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129127 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.427819 0.427819 0.855637 1.71127 3.42255 6.8451 13.6902 27.3804 54.7608 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.09 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 701.231 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2142-2303_X_dfm.log closed on Thu Mar 5 05:21:11 2020