! Started logfile: /image_prod/ug002_uva//J2042+7508_X_dfm.log on Thu Mar 5 04:55:55 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//J2042+7508_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2042+7508_X_uva.fits ! AN table 1: 80 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.967708 visibilities/baseline/integration-bin. ! Found source: J2042+7508 ! ! 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 33444 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 J2042+7508_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 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015879Jy sigma=8.751813 ! Fit after self-cal, rms=0.851330Jy sigma=7.304130 ! 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=0.7923 mas, bmaj=0.842 mas, bpa=30.89 degrees ! Estimated noise=1.04064 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 = 0.106454 Jy ! Component: 100 - total flux cleaned = 0.144355 Jy ! Total flux subtracted in 100 components = 0.144355 Jy ! Clean residual min=-0.008700 max=0.020547 Jy/beam ! Clean residual mean=0.000013 rms=0.002246 Jy/beam ! Combined flux in latest and established models = 0.144355 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.144355 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=0.084475Jy sigma=0.731355 ! Fit after self-cal, rms=0.084060Jy sigma=0.727055 ! Inverting map ! Added new window around map position (0.8, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0223721 Jy ! Component: 100 - total flux cleaned = 0.0374306 Jy ! Total flux subtracted in 100 components = 0.0374306 Jy ! Clean residual min=-0.008220 max=0.013518 Jy/beam ! Clean residual mean=0.000014 rms=0.001881 Jy/beam ! Combined flux in latest and established models = 0.181786 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.181786 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=0.075023Jy sigma=0.650306 ! Fit after self-cal, rms=0.074531Jy sigma=0.646432 ! Inverting map ! Added new window around map position (0.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146197 Jy ! Component: 100 - total flux cleaned = 0.0238618 Jy ! Total flux subtracted in 100 components = 0.0238618 Jy ! Clean residual min=-0.007760 max=0.009915 Jy/beam ! Clean residual mean=0.000015 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 0.205648 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.205648 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=0.071200Jy sigma=0.623212 ! Fit after self-cal, rms=0.070812Jy sigma=0.620152 ! 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=1.036 mas, bmaj=1.12 mas, bpa=39.37 degrees ! Estimated noise=0.457953 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 = 0.00654077 Jy ! Component: 100 - total flux cleaned = 0.00692933 Jy ! Component: 150 - total flux cleaned = 0.0074553 Jy ! Component: 200 - total flux cleaned = 0.00776596 Jy ! Total flux subtracted in 200 components = 0.00776596 Jy ! Clean residual min=-0.007462 max=0.010246 Jy/beam ! Clean residual mean=0.000030 rms=0.002441 Jy/beam ! Combined flux in latest and established models = 0.213414 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.213414 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=0.069678Jy sigma=0.612402 ! Fit after self-cal, rms=0.069596Jy sigma=0.611818 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.036 x 1.12 at 39.37 degrees (North through East) ! Clean map min=-0.0071099 max=0.14387 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.90 KP 1.26 ! LA 1.01 MK 1.15 OV 0.91 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.88 KP 1.25 ! LA 1.00 MK 1.20 OV 0.90 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.87 KP 1.25 ! LA 1.01 MK 1.16 OV 0.91 PT 0.92 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.88 KP 1.25 ! LA 1.02 MK 1.16 OV 0.90 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.86 KP 1.25 ! LA 1.02 MK 1.15 OV 0.91 PT 0.93 ! SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.85 KP 1.25 ! LA 1.03 MK 1.11 OV 0.90 PT 0.92 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.85 KP 1.23 ! LA 1.02 MK 1.12 OV 0.89 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.86 KP 1.25 ! LA 1.01 MK 1.13 OV 0.90 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.85 KP 1.21 ! LA 1.03 MK 1.12 OV 0.90 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 0.85 KP 1.22 ! LA 1.01 MK 1.10 OV 0.92 PT 0.91 ! SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.86 KP 1.21 ! LA 1.01 MK 1.10 OV 0.89 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.85 KP 1.23 ! LA 1.00 MK 1.05 OV 0.90 PT 0.91 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.069596Jy sigma=0.611818 ! Fit after self-cal, rms=0.069171Jy sigma=0.575847 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=1.139 mas, bpa=38.7 degrees ! Estimated noise=0.45259 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 = 0.00295134 Jy ! Component: 100 - total flux cleaned = 0.0032435 Jy ! Component: 150 - total flux cleaned = 0.00324719 Jy ! Component: 200 - total flux cleaned = 0.00335111 Jy ! Total flux subtracted in 200 components = 0.00335111 Jy ! Clean residual min=-0.007712 max=0.008073 Jy/beam ! Clean residual mean=0.000016 rms=0.002074 Jy/beam ! Combined flux in latest and established models = 0.216765 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.216765 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=0.068557Jy sigma=0.571530 ! Fit after self-cal, rms=0.068547Jy sigma=0.570737 ! 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=0.068547Jy sigma=0.570737 ! Fit after self-cal, rms=0.105519Jy sigma=0.461092 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=1.166 mas, bpa=67.83 degrees ! Estimated noise=0.46737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000853833 Jy ! Component: 100 - total flux cleaned = -0.000847819 Jy ! Component: 150 - total flux cleaned = -0.000903493 Jy ! Component: 200 - total flux cleaned = -0.000902306 Jy ! Total flux subtracted in 200 components = -0.000902306 Jy ! Clean residual min=-0.001852 max=0.002997 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.215863 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.215863 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=0.105442Jy sigma=0.459895 ! Fit after self-cal, rms=0.105778Jy sigma=0.459030 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, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286367 Jy ! Component: 100 - total flux cleaned = 0.00415322 Jy ! Component: 150 - total flux cleaned = 0.00474826 Jy ! Component: 200 - total flux cleaned = 0.00509365 Jy ! Total flux subtracted in 200 components = 0.00509365 Jy ! Clean residual min=-0.001829 max=0.002349 Jy/beam ! Clean residual mean=-0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.220956 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.220956 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=0.105679Jy sigma=0.457614 ! Fit after self-cal, rms=0.105687Jy sigma=0.457567 ! Inverting map ! Added new window around map position (0.8, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161745 Jy ! Component: 100 - total flux cleaned = 0.00176364 Jy ! Component: 150 - total flux cleaned = 0.00197052 Jy ! Component: 200 - total flux cleaned = 0.00219464 Jy ! Total flux subtracted in 200 components = 0.00219464 Jy ! Clean residual min=-0.001542 max=0.001359 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.223151 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.223151 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=0.105634Jy sigma=0.456663 ! Fit after self-cal, rms=0.105628Jy sigma=0.456619 ! 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=0.105628Jy sigma=0.456619 ! Fit after self-cal, rms=0.108630Jy sigma=0.456381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.165 mas, bpa=70.78 degrees ! Estimated noise=0.467534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000230237 Jy ! Component: 100 - total flux cleaned = -0.000146372 Jy ! Component: 150 - total flux cleaned = -7.21536e-05 Jy ! Component: 200 - total flux cleaned = 6.64315e-05 Jy ! Total flux subtracted in 200 components = 6.64315e-05 Jy ! Clean residual min=-0.001416 max=0.001358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.223217 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.223217 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=0.108597Jy sigma=0.455913 ! Fit after self-cal, rms=0.108601Jy sigma=0.455896 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 = -2.30536e-05 Jy ! Component: 100 - total flux cleaned = 0.000104254 Jy ! Component: 150 - total flux cleaned = 0.00025075 Jy ! Component: 200 - total flux cleaned = 0.000251026 Jy ! Total flux subtracted in 200 components = 0.000251026 Jy ! Clean residual min=-0.001355 max=0.001291 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.223468 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.223468 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=0.108580Jy sigma=0.455667 ! Fit after self-cal, rms=0.108579Jy sigma=0.455660 ! 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=0.108579Jy sigma=0.455660 ! Fit after self-cal, rms=0.109585Jy sigma=0.455587 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.669 mas, bmaj=2.824 mas, bpa=33.32 degrees ! Estimated noise=0.595232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000326495 Jy ! Component: 100 - total flux cleaned = 0.000501238 Jy ! Component: 150 - total flux cleaned = 0.000500741 Jy ! Component: 200 - total flux cleaned = 0.00052898 Jy ! Total flux subtracted in 200 components = 0.00052898 Jy ! Clean residual min=-0.001103 max=0.001389 Jy/beam ! Clean residual mean=0.000000 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.223997 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 108 components and 0.223997 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=0.109583Jy sigma=0.455573 ! Fit after self-cal, rms=0.109584Jy sigma=0.455565 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 = 5.95181e-05 Jy ! Component: 100 - total flux cleaned = 5.9506e-05 Jy ! Component: 150 - total flux cleaned = 5.97312e-05 Jy ! Component: 200 - total flux cleaned = 6.96116e-05 Jy ! Total flux subtracted in 200 components = 6.96116e-05 Jy ! Clean residual min=-0.001086 max=0.001390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.224067 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 0.224067 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=0.109583Jy sigma=0.455558 ! Fit after self-cal, rms=0.109585Jy sigma=0.455556 ! 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=1.079 mas, bmaj=1.164 mas, bpa=72.7 degrees ! Estimated noise=0.467753 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.079 x 1.164 at 72.7 degrees (North through East) ! Clean map min=-0.001223 max=0.14499 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=0.8221 mas, bmaj=0.89 mas, bpa=77.78 degrees ! Estimated noise=1.09017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109388 Jy ! Component: 100 - total flux cleaned = 0.145724 Jy ! Component: 150 - total flux cleaned = 0.167289 Jy ! Component: 200 - total flux cleaned = 0.181584 Jy ! Total flux subtracted in 200 components = 0.181584 Jy ! Clean residual min=-0.003564 max=0.007813 Jy/beam ! Clean residual mean=0.000003 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.181584 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.181584 Jy ! Inverting map and beam ! Estimated beam: bmin=1.079 mas, bmaj=1.164 mas, bpa=72.7 degrees ! Estimated noise=0.467753 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 = 0.0151874 Jy ! Component: 100 - total flux cleaned = 0.0235703 Jy ! Component: 150 - total flux cleaned = 0.0284453 Jy ! Component: 200 - total flux cleaned = 0.0317325 Jy ! Total flux subtracted in 200 components = 0.0317325 Jy ! Clean residual min=-0.001471 max=0.002515 Jy/beam ! Clean residual mean=0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.213316 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 39 components and 0.213316 Jy ! Inverting map ! Added new window around map position (-0.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272206 Jy ! Component: 100 - total flux cleaned = 0.00481528 Jy ! Component: 150 - total flux cleaned = 0.00649875 Jy ! Component: 200 - total flux cleaned = 0.0078738 Jy ! Total flux subtracted in 200 components = 0.0078738 Jy ! Clean residual min=-0.001230 max=0.001262 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.22119 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 62 components and 0.22119 Jy ! Inverting map ! Added new window around map position (4.6, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013182 Jy ! Component: 100 - total flux cleaned = 0.00234899 Jy ! Component: 150 - total flux cleaned = 0.00285603 Jy ! Component: 200 - total flux cleaned = 0.00305632 Jy ! Total flux subtracted in 200 components = 0.00305632 Jy ! Clean residual min=-0.001147 max=0.001072 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.224246 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 79 components and 0.224246 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=2.669 mas, bmaj=2.824 mas, bpa=33.32 degrees ! Estimated noise=0.595232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000811097 Jy ! Component: 100 - total flux cleaned = 0.00110817 Jy ! Component: 150 - total flux cleaned = 0.00121152 Jy ! Component: 200 - total flux cleaned = 0.00128589 Jy ! Total flux subtracted in 200 components = 0.00128589 Jy ! Clean residual min=-0.001032 max=0.001213 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.225532 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 = 8.43445e-05 Jy ! Component: 100 - total flux cleaned = 0.000130679 Jy ! Component: 150 - total flux cleaned = 0.000186842 Jy ! Component: 200 - total flux cleaned = 0.000225397 Jy ! Total flux subtracted in 200 components = 0.000225397 Jy ! Clean residual min=-0.001019 max=0.001214 Jy/beam ! Clean residual mean=-0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.225758 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 111 components and 0.225758 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.079 mas, bmaj=1.164 mas, bpa=72.7 degrees ! Estimated noise=0.467753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000298532 Jy ! Component: 100 - total flux cleaned = -0.000387052 Jy ! Component: 150 - total flux cleaned = -0.000359439 Jy ! Component: 200 - total flux cleaned = -0.000410411 Jy ! Total flux subtracted in 200 components = -0.000410411 Jy ! Clean residual min=-0.001149 max=0.001062 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.225347 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 121 components and 0.225347 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=0.109573Jy sigma=0.454997 ! Fit after self-cal, rms=0.109470Jy sigma=0.454696 wmodel J2042+7508_X_map.mod ! Writing 121 model components to file: J2042+7508_X_map.mod wobs J2042+7508_X_uvs.fits ! Writing UV FITS file: J2042+7508_X_uvs.fits wwins J2042+7508_X_map.win ! wwins: Wrote 7 windows to J2042+7508_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 = -0.000277192 Jy ! Component: 100 - total flux cleaned = -0.000543551 Jy ! Component: 150 - total flux cleaned = -0.000740476 Jy ! Component: 200 - total flux cleaned = -0.000894656 Jy ! Component: 250 - total flux cleaned = -0.00106071 Jy ! Component: 300 - total flux cleaned = -0.00115761 Jy ! Component: 350 - total flux cleaned = -0.00126793 Jy ! Component: 400 - total flux cleaned = -0.00131438 Jy ! Component: 450 - total flux cleaned = -0.00136016 Jy ! Component: 500 - total flux cleaned = -0.0013601 Jy ! Component: 550 - total flux cleaned = -0.00134538 Jy ! Component: 600 - total flux cleaned = -0.001331 Jy ! Component: 650 - total flux cleaned = -0.00131669 Jy ! Component: 700 - total flux cleaned = -0.0012744 Jy ! Component: 750 - total flux cleaned = -0.00124658 Jy ! Component: 800 - total flux cleaned = -0.00123269 Jy ! Component: 850 - total flux cleaned = -0.00117808 Jy ! Component: 900 - total flux cleaned = -0.00124576 Jy ! Component: 950 - total flux cleaned = -0.00120542 Jy ! Component: 1000 - total flux cleaned = -0.00124503 Jy ! Component: 1050 - total flux cleaned = -0.00123184 Jy ! Component: 1100 - total flux cleaned = -0.0012448 Jy ! Component: 1150 - total flux cleaned = -0.00127062 Jy ! Component: 1200 - total flux cleaned = -0.00121938 Jy ! Component: 1250 - total flux cleaned = -0.00121969 Jy ! Component: 1300 - total flux cleaned = -0.00130786 Jy ! Component: 1350 - total flux cleaned = -0.00133276 Jy ! Component: 1400 - total flux cleaned = -0.00132044 Jy ! Component: 1450 - total flux cleaned = -0.00134483 Jy ! Component: 1500 - total flux cleaned = -0.0013447 Jy ! Component: 1550 - total flux cleaned = -0.00135665 Jy ! Component: 1600 - total flux cleaned = -0.00133265 Jy ! Component: 1650 - total flux cleaned = -0.00134451 Jy ! Component: 1700 - total flux cleaned = -0.00132093 Jy ! Component: 1750 - total flux cleaned = -0.00129751 Jy ! Component: 1800 - total flux cleaned = -0.00132096 Jy ! Component: 1850 - total flux cleaned = -0.00130947 Jy ! Component: 1900 - total flux cleaned = -0.00133231 Jy ! Component: 1950 - total flux cleaned = -0.0013322 Jy ! Component: 2000 - total flux cleaned = -0.00134338 Jy ! Component: 2050 - total flux cleaned = -0.00134333 Jy ! Component: 2100 - total flux cleaned = -0.00129844 Jy ! Component: 2150 - total flux cleaned = -0.00132063 Jy ! Component: 2200 - total flux cleaned = -0.00128744 Jy ! Component: 2250 - total flux cleaned = -0.0013204 Jy ! Component: 2300 - total flux cleaned = -0.00129849 Jy ! Component: 2350 - total flux cleaned = -0.00132026 Jy ! Component: 2400 - total flux cleaned = -0.00124456 Jy ! Component: 2450 - total flux cleaned = -0.0012339 Jy ! Component: 2500 - total flux cleaned = -0.00125528 Jy ! Component: 2550 - total flux cleaned = -0.0012659 Jy ! Component: 2600 - total flux cleaned = -0.00124476 Jy ! Component: 2650 - total flux cleaned = -0.0012343 Jy ! Component: 2700 - total flux cleaned = -0.00123435 Jy ! Component: 2750 - total flux cleaned = -0.00122385 Jy ! Component: 2800 - total flux cleaned = -0.00116191 Jy ! Component: 2850 - total flux cleaned = -0.00120301 Jy ! Component: 2900 - total flux cleaned = -0.00115189 Jy ! Component: 2950 - total flux cleaned = -0.00111124 Jy ! Component: 3000 - total flux cleaned = -0.0011315 Jy ! Component: 3050 - total flux cleaned = -0.00107119 Jy ! Component: 3100 - total flux cleaned = -0.00112125 Jy ! Component: 3150 - total flux cleaned = -0.00108139 Jy ! Component: 3200 - total flux cleaned = -0.00107147 Jy ! Component: 3250 - total flux cleaned = -0.000992614 Jy ! Component: 3300 - total flux cleaned = -0.00105145 Jy ! Component: 3350 - total flux cleaned = -0.00104161 Jy ! Component: 3400 - total flux cleaned = -0.00100269 Jy ! Component: 3450 - total flux cleaned = -0.000954272 Jy ! Component: 3500 - total flux cleaned = -0.000963964 Jy ! Component: 3550 - total flux cleaned = -0.000944742 Jy ! Component: 3600 - total flux cleaned = -0.000944731 Jy ! Component: 3650 - total flux cleaned = -0.000897232 Jy ! Component: 3700 - total flux cleaned = -0.000887762 Jy ! Component: 3750 - total flux cleaned = -0.000916 Jy ! Component: 3800 - total flux cleaned = -0.000916045 Jy ! Component: 3850 - total flux cleaned = -0.00090663 Jy ! Component: 3900 - total flux cleaned = -0.000915912 Jy ! Component: 3950 - total flux cleaned = -0.000888138 Jy ! Component: 4000 - total flux cleaned = -0.000851238 Jy ! Component: 4050 - total flux cleaned = -0.000888022 Jy ! Total flux subtracted in 4096 components = -0.000924645 Jy ! Clean residual min=-0.000509 max=0.000503 Jy/beam ! Clean residual mean=-0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.224423 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 428 components and 0.224423 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2042+7508_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.079 x 1.164 at 72.7 degrees (North through East) ! Clean map min=-0.0009277 max=0.14463 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2042+7508_X_map.fits wmodel /image_prod/ug002_uva//J2042+7508_X_map.mod ! Writing 428 model components to file: /image_prod/ug002_uva//J2042+7508_X_map.mod wobs /image_prod/ug002_uva//J2042+7508_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2042+7508_X_uvs.fits wwins /image_prod/ug002_uva//J2042+7508_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J2042+7508_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.144625 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000151836 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.314958 0.314958 0.629915 1.25983 2.51966 5.03932 10.0786 20.1573 40.3146 80.6292 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.144 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 952.508 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2042+7508_X_dfm.log closed on Thu Mar 5 04:56:00 2020