! Started logfile: /image_prod/ug002_uva//J2253+1942_X_k_dfm.log on Thu Mar 5 05:57:26 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//J2253+1942_X_k_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2253+1942_X_k_uva.fits ! AN table 1: 12 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.789352 visibilities/baseline/integration-bin. ! Found source: J2253+1942 ! ! 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 121 lines of history. ! ! Reading 4092 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 J2253+1942_X_k] 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=1.020586Jy sigma=10.115468 ! Fit after self-cal, rms=0.787210Jy sigma=7.777297 ! 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=0.7526 mas, bmaj=1.465 mas, bpa=-2.181 degrees ! Estimated noise=1.67881 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 = 0.158795 Jy ! Component: 100 - total flux cleaned = 0.200572 Jy ! Total flux subtracted in 100 components = 0.200572 Jy ! Clean residual min=-0.007584 max=0.016677 Jy/beam ! Clean residual mean=0.000004 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 0.200572 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.200572 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=0.063765Jy sigma=0.619517 ! Fit after self-cal, rms=0.063762Jy sigma=0.619343 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184922 Jy ! Component: 100 - total flux cleaned = 0.0298313 Jy ! Total flux subtracted in 100 components = 0.0298313 Jy ! Clean residual min=-0.006004 max=0.008250 Jy/beam ! Clean residual mean=0.000005 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.230404 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.230404 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=0.055549Jy sigma=0.529185 ! Fit after self-cal, rms=0.055539Jy sigma=0.528956 ! 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=0.9423 mas, bmaj=1.727 mas, bpa=-1.849 degrees ! Estimated noise=1.14187 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 (-0.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128032 Jy ! Component: 100 - total flux cleaned = 0.020833 Jy ! Component: 150 - total flux cleaned = 0.0260898 Jy ! Component: 200 - total flux cleaned = 0.02961 Jy ! Total flux subtracted in 200 components = 0.02961 Jy ! Clean residual min=-0.004817 max=0.004252 Jy/beam ! Clean residual mean=0.000017 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.260014 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 59 components and 0.260014 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=0.052286Jy sigma=0.493741 ! Fit after self-cal, rms=0.052266Jy sigma=0.493359 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9423 x 1.727 at -1.849 degrees (North through East) ! Clean map min=-0.0045308 max=0.20888 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.02 KP 1.04 ! LA 1.07 MK 1.01 OV 0.92 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.03 KP 1.03 ! LA 1.02 MK 1.01 OV 0.94 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.01 KP 1.03 ! LA 1.02 MK 0.97 OV 0.94 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.00 KP 1.05 ! LA 1.05 MK 1.03 OV 0.93 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.01 KP 1.04 ! LA 1.05 MK 1.03 OV 0.95 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.01 KP 1.02 ! LA 1.01 MK 0.96 OV 0.93 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.01 KP 1.03 ! LA 1.03 MK 1.03 OV 0.92 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.97 KP 1.02 ! LA 1.02 MK 1.05 OV 0.90 PT 0.91 ! SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.99 KP 1.03 ! LA 1.02 MK 1.01 OV 0.91 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.05 KP 1.06 ! LA 1.04 MK 0.99 OV 0.93 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.99 KP 1.04 ! LA 1.03 MK 1.05 OV 0.93 PT 0.91 ! SC 1.10 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.00 KP 1.04 ! LA 1.02 MK 1.05 OV 0.96 PT 0.92 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.052266Jy sigma=0.493359 ! Fit after self-cal, rms=0.050218Jy sigma=0.472093 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9479 mas, bmaj=1.738 mas, bpa=-1.749 degrees ! Estimated noise=1.13813 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 = -1.27679e-05 Jy ! Component: 100 - total flux cleaned = 0.000230767 Jy ! Component: 150 - total flux cleaned = 0.000404994 Jy ! Component: 200 - total flux cleaned = 0.0005325 Jy ! Total flux subtracted in 200 components = 0.0005325 Jy ! Clean residual min=-0.002485 max=0.002186 Jy/beam ! Clean residual mean=0.000007 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.260546 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 68 components and 0.260546 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=0.050173Jy sigma=0.471675 ! Fit after self-cal, rms=0.050172Jy sigma=0.471580 ! 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=0.050172Jy sigma=0.471580 ! Fit after self-cal, rms=0.049909Jy sigma=0.467417 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9487 mas, bmaj=1.738 mas, bpa=-1.791 degrees ! Estimated noise=1.13771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000203169 Jy ! Component: 100 - total flux cleaned = -0.000131757 Jy ! Component: 150 - total flux cleaned = -6.6611e-05 Jy ! Component: 200 - total flux cleaned = 1.20598e-05 Jy ! Total flux subtracted in 200 components = 1.20598e-05 Jy ! Clean residual min=-0.002340 max=0.001932 Jy/beam ! Clean residual mean=0.000003 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.260558 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 75 components and 0.260558 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=0.049887Jy sigma=0.467229 ! Fit after self-cal, rms=0.049889Jy sigma=0.467205 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 = -5.50902e-05 Jy ! Component: 100 - total flux cleaned = 2.37888e-06 Jy ! Component: 150 - total flux cleaned = 7.13662e-05 Jy ! Component: 200 - total flux cleaned = 0.000119707 Jy ! Total flux subtracted in 200 components = 0.000119707 Jy ! Clean residual min=-0.002331 max=0.001945 Jy/beam ! Clean residual mean=0.000003 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.260678 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 0.260678 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=0.049875Jy sigma=0.467083 ! Fit after self-cal, rms=0.049875Jy sigma=0.467073 ! 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=0.049875Jy sigma=0.467073 ! Fit after self-cal, rms=0.049860Jy sigma=0.467059 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.949 mas, bmaj=1.738 mas, bpa=-1.754 degrees ! Estimated noise=1.1373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00024379 Jy ! Component: 100 - total flux cleaned = -0.000174824 Jy ! Component: 150 - total flux cleaned = -0.000128069 Jy ! Component: 200 - total flux cleaned = -8.45206e-05 Jy ! Total flux subtracted in 200 components = -8.45206e-05 Jy ! Clean residual min=-0.002322 max=0.001948 Jy/beam ! Clean residual mean=0.000003 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.260593 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.260593 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=0.049849Jy sigma=0.466961 ! Fit after self-cal, rms=0.049849Jy sigma=0.466953 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 = -3.76217e-05 Jy ! Component: 100 - total flux cleaned = 6.12101e-06 Jy ! Component: 150 - total flux cleaned = 5.90849e-05 Jy ! Component: 200 - total flux cleaned = 7.15265e-05 Jy ! Total flux subtracted in 200 components = 7.15265e-05 Jy ! Clean residual min=-0.002314 max=0.001958 Jy/beam ! Clean residual mean=0.000003 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.260665 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 0.260665 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=0.049842Jy sigma=0.466884 ! Fit after self-cal, rms=0.049842Jy sigma=0.466879 ! 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=0.049842Jy sigma=0.466879 ! Fit after self-cal, rms=0.049826Jy sigma=0.466869 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.522 mas, bmaj=2.857 mas, bpa=16.27 degrees ! Estimated noise=1.42413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278702 Jy ! Component: 100 - total flux cleaned = 0.000333236 Jy ! Component: 150 - total flux cleaned = 0.00036308 Jy ! Component: 200 - total flux cleaned = 0.000399014 Jy ! Total flux subtracted in 200 components = 0.000399014 Jy ! Clean residual min=-0.002322 max=0.002143 Jy/beam ! Clean residual mean=0.000007 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.261064 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 87 components and 0.261064 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=0.049821Jy sigma=0.466823 ! Fit after self-cal, rms=0.049822Jy sigma=0.466813 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 = 6.87491e-05 Jy ! Component: 100 - total flux cleaned = 0.000112553 Jy ! Component: 150 - total flux cleaned = 0.000140238 Jy ! Component: 200 - total flux cleaned = 0.000164855 Jy ! Total flux subtracted in 200 components = 0.000164855 Jy ! Clean residual min=-0.002326 max=0.002095 Jy/beam ! Clean residual mean=0.000007 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.261229 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 89 components and 0.261229 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=0.049821Jy sigma=0.466808 ! Fit after self-cal, rms=0.049822Jy sigma=0.466803 ! 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=0.9492 mas, bmaj=1.738 mas, bpa=-1.71 degrees ! Estimated noise=1.13683 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9492 x 1.738 at -1.71 degrees (North through East) ! Clean map min=-0.0020745 max=0.20808 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=0.7569 mas, bmaj=1.472 mas, bpa=-2.012 degrees ! Estimated noise=1.68296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159092 Jy ! Component: 100 - total flux cleaned = 0.200801 Jy ! Component: 150 - total flux cleaned = 0.219023 Jy ! Component: 200 - total flux cleaned = 0.229771 Jy ! Total flux subtracted in 200 components = 0.229771 Jy ! Clean residual min=-0.004589 max=0.006324 Jy/beam ! Clean residual mean=0.000001 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.229771 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.229771 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9492 mas, bmaj=1.738 mas, bpa=-1.71 degrees ! Estimated noise=1.13683 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 = 0.0108293 Jy ! Component: 100 - total flux cleaned = 0.0174409 Jy ! Component: 150 - total flux cleaned = 0.0218256 Jy ! Component: 200 - total flux cleaned = 0.0248414 Jy ! Total flux subtracted in 200 components = 0.0248414 Jy ! Clean residual min=-0.002489 max=0.002343 Jy/beam ! Clean residual mean=0.000006 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.254613 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 60 components and 0.254612 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=2.522 mas, bmaj=2.857 mas, bpa=16.27 degrees ! Estimated noise=1.42413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332379 Jy ! Component: 100 - total flux cleaned = 0.00505999 Jy ! Component: 150 - total flux cleaned = 0.0060376 Jy ! Component: 200 - total flux cleaned = 0.00652658 Jy ! Total flux subtracted in 200 components = 0.00652658 Jy ! Clean residual min=-0.002335 max=0.002119 Jy/beam ! Clean residual mean=0.000007 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.261139 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 = 0.000116192 Jy ! Component: 100 - total flux cleaned = 0.000200619 Jy ! Component: 150 - total flux cleaned = 0.000273463 Jy ! Component: 200 - total flux cleaned = 0.000326564 Jy ! Total flux subtracted in 200 components = 0.000326564 Jy ! Clean residual min=-0.002306 max=0.002067 Jy/beam ! Clean residual mean=0.000007 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.261466 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 84 components and 0.261466 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9492 mas, bmaj=1.738 mas, bpa=-1.71 degrees ! Estimated noise=1.13683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.59268e-05 Jy ! Component: 100 - total flux cleaned = -9.76102e-05 Jy ! Component: 150 - total flux cleaned = -0.000142748 Jy ! Component: 200 - total flux cleaned = -0.000142174 Jy ! Total flux subtracted in 200 components = -0.000142174 Jy ! Clean residual min=-0.002231 max=0.002002 Jy/beam ! Clean residual mean=0.000003 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.261323 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 92 components and 0.261323 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=0.049842Jy sigma=0.467132 ! Fit after self-cal, rms=0.049835Jy sigma=0.467056 wmodel J2253+1942_X_k_map.mod ! Writing 92 model components to file: J2253+1942_X_k_map.mod wobs J2253+1942_X_k_uvs.fits ! Writing UV FITS file: J2253+1942_X_k_uvs.fits wwins J2253+1942_X_k_map.win ! wwins: Wrote 2 windows to J2253+1942_X_k_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 = -0.000646257 Jy ! Component: 100 - total flux cleaned = -0.000866063 Jy ! Component: 150 - total flux cleaned = -0.00103681 Jy ! Component: 200 - total flux cleaned = -0.00110042 Jy ! Component: 250 - total flux cleaned = -0.00106793 Jy ! Component: 300 - total flux cleaned = -0.00091804 Jy ! Component: 350 - total flux cleaned = -0.000859991 Jy ! Component: 400 - total flux cleaned = -0.000662594 Jy ! Component: 450 - total flux cleaned = -0.000525314 Jy ! Component: 500 - total flux cleaned = -0.000444791 Jy ! Component: 550 - total flux cleaned = -0.000392386 Jy ! Component: 600 - total flux cleaned = -0.000263201 Jy ! Component: 650 - total flux cleaned = -0.000161948 Jy ! Component: 700 - total flux cleaned = -6.26314e-05 Jy ! Component: 750 - total flux cleaned = 3.48451e-05 Jy ! Component: 800 - total flux cleaned = 0.000130595 Jy ! Component: 850 - total flux cleaned = 0.000153605 Jy ! Component: 900 - total flux cleaned = 0.000199942 Jy ! Component: 950 - total flux cleaned = 0.000222605 Jy ! Component: 1000 - total flux cleaned = 0.000290719 Jy ! Component: 1050 - total flux cleaned = 0.00038008 Jy ! Component: 1100 - total flux cleaned = 0.000468235 Jy ! Component: 1150 - total flux cleaned = 0.000533345 Jy ! Component: 1200 - total flux cleaned = 0.000597416 Jy ! Component: 1250 - total flux cleaned = 0.000702825 Jy ! Component: 1300 - total flux cleaned = 0.000723661 Jy ! Component: 1350 - total flux cleaned = 0.000826744 Jy ! Component: 1400 - total flux cleaned = 0.000928271 Jy ! Component: 1450 - total flux cleaned = 0.000928277 Jy ! Component: 1500 - total flux cleaned = 0.00100791 Jy ! Component: 1550 - total flux cleaned = 0.00104737 Jy ! Component: 1600 - total flux cleaned = 0.00108646 Jy ! Component: 1650 - total flux cleaned = 0.00114395 Jy ! Component: 1700 - total flux cleaned = 0.00120081 Jy ! Component: 1750 - total flux cleaned = 0.00123834 Jy ! Component: 1800 - total flux cleaned = 0.00127549 Jy ! Component: 1850 - total flux cleaned = 0.0013492 Jy ! Component: 1900 - total flux cleaned = 0.0014039 Jy ! Component: 1950 - total flux cleaned = 0.00147622 Jy ! Component: 2000 - total flux cleaned = 0.00158326 Jy ! Component: 2050 - total flux cleaned = 0.00170685 Jy ! Component: 2100 - total flux cleaned = 0.00168947 Jy ! Component: 2150 - total flux cleaned = 0.00181115 Jy ! Component: 2200 - total flux cleaned = 0.00186259 Jy ! Component: 2250 - total flux cleaned = 0.00193079 Jy ! Component: 2300 - total flux cleaned = 0.00191393 Jy ! Component: 2350 - total flux cleaned = 0.00199792 Jy ! Component: 2400 - total flux cleaned = 0.00208083 Jy ! Component: 2450 - total flux cleaned = 0.0020973 Jy ! Component: 2500 - total flux cleaned = 0.00217879 Jy ! Component: 2550 - total flux cleaned = 0.00222737 Jy ! Component: 2600 - total flux cleaned = 0.00229111 Jy ! Component: 2650 - total flux cleaned = 0.00230693 Jy ! Component: 2700 - total flux cleaned = 0.00238605 Jy ! Component: 2750 - total flux cleaned = 0.00244876 Jy ! Component: 2800 - total flux cleaned = 0.00244875 Jy ! Component: 2850 - total flux cleaned = 0.00251048 Jy ! Component: 2900 - total flux cleaned = 0.00251044 Jy ! Component: 2950 - total flux cleaned = 0.00257126 Jy ! Component: 3000 - total flux cleaned = 0.00260114 Jy ! Component: 3050 - total flux cleaned = 0.00258608 Jy ! Component: 3100 - total flux cleaned = 0.00260085 Jy ! Component: 3150 - total flux cleaned = 0.00258632 Jy ! Component: 3200 - total flux cleaned = 0.00267398 Jy ! Component: 3250 - total flux cleaned = 0.00267376 Jy ! Component: 3300 - total flux cleaned = 0.00265939 Jy ! Component: 3350 - total flux cleaned = 0.0027022 Jy ! Component: 3400 - total flux cleaned = 0.00268793 Jy ! Component: 3450 - total flux cleaned = 0.00274415 Jy ! Component: 3500 - total flux cleaned = 0.00275805 Jy ! Component: 3550 - total flux cleaned = 0.00277187 Jy ! Component: 3600 - total flux cleaned = 0.00278561 Jy ! Component: 3650 - total flux cleaned = 0.00282644 Jy ! Component: 3700 - total flux cleaned = 0.00284003 Jy ! Component: 3750 - total flux cleaned = 0.00289403 Jy ! Component: 3800 - total flux cleaned = 0.00289399 Jy ! Component: 3850 - total flux cleaned = 0.00290734 Jy ! Component: 3900 - total flux cleaned = 0.00292053 Jy ! Component: 3950 - total flux cleaned = 0.00301257 Jy ! Component: 4000 - total flux cleaned = 0.00299947 Jy ! Component: 4050 - total flux cleaned = 0.00306439 Jy ! Total flux subtracted in 4096 components = 0.00312889 Jy ! Clean residual min=-0.000806 max=0.000759 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.264452 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 355 components and 0.264452 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2253+1942_X_k_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9492 x 1.738 at -1.71 degrees (North through East) ! Clean map min=-0.001488 max=0.20822 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2253+1942_X_k_map.fits wmodel /image_prod/ug002_uva//J2253+1942_X_k_map.mod ! Writing 355 model components to file: /image_prod/ug002_uva//J2253+1942_X_k_map.mod wobs /image_prod/ug002_uva//J2253+1942_X_k_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2253+1942_X_k_uvs.fits wwins /image_prod/ug002_uva//J2253+1942_X_k_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2253+1942_X_k_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.208224 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000207106 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.298389 0.298389 0.596779 1.19356 2.38711 4.77423 9.54846 19.0969 38.1938 76.3877 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.208 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1005.4 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2253+1942_X_k_dfm.log closed on Thu Mar 5 05:57:30 2020