! Started logfile: /image_prod/ug002_uvm//J1901+8623_X_a_dfm.log on Wed Mar 4 17:37:10 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_uvm//J1901+8623_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1901+8623_X_a_uvm.fits ! AN table 1: 25 integrations on 10 of 10 possible baselines. ! AN table 2: 75 integrations on 10 of 10 possible baselines. ! AN table 3: 150 integrations on 21 of 21 possible baselines. ! AN table 4: 37 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.814187 visibilities/baseline/integration-bin. ! Found source: J1901+8623 ! ! 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 108 lines of history. ! ! Reading 40908 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 J1901+8623_X_a] 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 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 2. ! A total of 113 telescope corrections were flagged in sub-array 3. ! A total of 74 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.001612Jy sigma=10.024846 ! Fit after self-cal, rms=0.972686Jy sigma=9.759377 ! 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=1.813 mas, bmaj=2.66 mas, bpa=33.82 degrees ! Estimated noise=0.779743 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 = 0.0223299 Jy ! Component: 100 - total flux cleaned = 0.0272261 Jy ! Total flux subtracted in 100 components = 0.0272261 Jy ! Clean residual min=-0.001700 max=0.001904 Jy/beam ! Clean residual mean=0.000001 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.0272261 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0272261 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=0.043049Jy sigma=0.418916 ! Fit after self-cal, rms=0.041408Jy sigma=0.402333 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298644 Jy ! Component: 100 - total flux cleaned = 0.004373 Jy ! Total flux subtracted in 100 components = 0.004373 Jy ! Clean residual min=-0.001724 max=0.001698 Jy/beam ! Clean residual mean=0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0315991 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0315991 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=0.041218Jy sigma=0.400357 ! Fit after self-cal, rms=0.041203Jy sigma=0.400180 ! 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=2.252 mas, bmaj=2.929 mas, bpa=25.31 degrees ! Estimated noise=0.353473 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 (3.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181698 Jy ! Component: 100 - total flux cleaned = 0.00294889 Jy ! Component: 150 - total flux cleaned = 0.00383264 Jy ! Component: 200 - total flux cleaned = 0.00453974 Jy ! Total flux subtracted in 200 components = 0.00453974 Jy ! Clean residual min=-0.001087 max=0.001146 Jy/beam ! Clean residual mean=0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0361389 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 63 components and 0.0361389 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=0.041105Jy sigma=0.399190 ! Fit after self-cal, rms=0.041060Jy sigma=0.398785 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.252 x 2.929 at 25.31 degrees (North through East) ! Clean map min=-0.0011863 max=0.030758 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.82 HN 1.10 KP 0.98 NL 1.40 ! OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.96 KP 1.05 NL 1.14 ! OV 0.86 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.19 FD 1.04 KP 1.06 LA 0.95 ! NL 1.05 OV 1.09 PT 0.88 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.24 KP 0.84 NL 1.22 ! OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 KP 1.00 NL 1.55 ! OV 0.85 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.03 KP 1.11 LA 1.02 ! NL 1.02 OV 1.15 PT 0.94 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.23 KP 0.88 NL 1.36 ! OV 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.93 KP 1.00 NL 1.34 ! OV 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.13 FD 1.00 KP 1.04 LA 0.95 ! NL 1.03 OV 1.09 PT 0.96 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.97 KP 0.93 NL 1.40 ! OV 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.89 KP 0.98 NL 1.35 ! OV 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.02 KP 1.06 LA 0.95 ! NL 1.04 OV 1.10 PT 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.12 KP 1.01 NL 1.24 ! OV 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.91 KP 1.08 NL 1.26 ! OV 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 KP 1.02 LA 1.01 ! NL 1.00 OV 1.13 PT 0.95 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.83 HN 0.97 KP 1.15 NL 1.11 ! OV 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.97 KP 0.99 NL 1.14 ! OV 0.81 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00 KP 1.07 LA 0.92 ! NL 0.97 OV 1.16 PT 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 HN 0.95 KP 1.13 NL 1.36 ! OV 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.94 KP 0.98 NL 1.33 ! OV 0.84 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 KP 1.07 LA 0.96 ! NL 0.97 OV 1.06 PT 0.98 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.01 KP 0.91 NL 1.24 ! OV 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.90 KP 1.14 NL 1.19 ! OV 0.77 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.96 KP 1.07 LA 0.95 ! NL 0.88 OV 1.07 PT 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 HN 0.85 KP 1.05 NL 1.14 ! OV 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.87 KP 1.01 NL 1.14 ! OV 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.00 KP 0.98 LA 0.96 ! NL 0.95 OV 1.13 PT 0.95 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.94 KP 0.80 NL 1.15 ! OV 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.92 KP 0.95 NL 1.28 ! OV 0.86 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 KP 1.04 LA 0.96 ! NL 0.93 OV 1.07 PT 0.91 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.87 KP 1.04 NL 1.09 ! OV 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.90 KP 0.93 NL 1.25 ! OV 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 FD 0.91 KP 1.12 LA 0.93 ! NL 0.89 OV 1.05 PT 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.80 KP 0.85 NL 1.13 ! OV 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 0.84 KP 0.90 NL 1.06 ! OV 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.91 KP 0.95 LA 0.96 ! NL 0.87 OV 1.06 PT 0.89 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.041060Jy sigma=0.398785 ! Fit after self-cal, rms=0.040224Jy sigma=0.396700 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.257 mas, bmaj=2.938 mas, bpa=25.61 degrees ! Estimated noise=0.348527 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 = 0.000924407 Jy ! Component: 100 - total flux cleaned = 0.00153395 Jy ! Component: 150 - total flux cleaned = 0.00191249 Jy ! Component: 200 - total flux cleaned = 0.00212963 Jy ! Total flux subtracted in 200 components = 0.00212963 Jy ! Clean residual min=-0.000685 max=0.000694 Jy/beam ! Clean residual mean=0.000002 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0382685 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 92 components and 0.0382685 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=0.040197Jy sigma=0.396432 ! Fit after self-cal, rms=0.040246Jy sigma=0.395814 ! 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=0.040246Jy sigma=0.395814 ! Fit after self-cal, rms=0.040862Jy sigma=0.394936 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.252 mas, bmaj=2.942 mas, bpa=25.7 degrees ! Estimated noise=0.3492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00071984 Jy ! Component: 100 - total flux cleaned = 0.00114082 Jy ! Component: 150 - total flux cleaned = 0.00135954 Jy ! Component: 200 - total flux cleaned = 0.00153482 Jy ! Total flux subtracted in 200 components = 0.00153482 Jy ! Clean residual min=-0.000664 max=0.000635 Jy/beam ! Clean residual mean=0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0398033 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.0398033 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=0.040845Jy sigma=0.394786 ! Fit after self-cal, rms=0.040926Jy sigma=0.394468 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 (-34.6, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000588023 Jy ! Component: 100 - total flux cleaned = 0.000853344 Jy ! Component: 150 - total flux cleaned = 0.00103562 Jy ! Component: 200 - total flux cleaned = 0.00116103 Jy ! Total flux subtracted in 200 components = 0.00116103 Jy ! Clean residual min=-0.000622 max=0.000531 Jy/beam ! Clean residual mean=0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0409644 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 134 components and 0.0409644 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=0.040912Jy sigma=0.394354 ! Fit after self-cal, rms=0.040908Jy sigma=0.394299 ! 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=0.040908Jy sigma=0.394299 ! Fit after self-cal, rms=0.041186Jy sigma=0.394182 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.243 mas, bmaj=2.943 mas, bpa=25.69 degrees ! Estimated noise=0.348904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000546404 Jy ! Component: 100 - total flux cleaned = 0.000876105 Jy ! Component: 150 - total flux cleaned = 0.00108732 Jy ! Component: 200 - total flux cleaned = 0.0012504 Jy ! Total flux subtracted in 200 components = 0.0012504 Jy ! Clean residual min=-0.000632 max=0.000519 Jy/beam ! Clean residual mean=0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0422148 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 144 components and 0.0422148 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=0.041175Jy sigma=0.394089 ! Fit after self-cal, rms=0.041208Jy sigma=0.393995 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000338254 Jy ! Component: 100 - total flux cleaned = 0.00049408 Jy ! Component: 150 - total flux cleaned = 0.000620127 Jy ! Component: 200 - total flux cleaned = 0.000715623 Jy ! Total flux subtracted in 200 components = 0.000715623 Jy ! Clean residual min=-0.000616 max=0.000555 Jy/beam ! Clean residual mean=0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0429304 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 156 components and 0.0429304 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=0.041201Jy sigma=0.393942 ! Fit after self-cal, rms=0.041200Jy sigma=0.393905 ! 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=0.041200Jy sigma=0.393905 ! Fit after self-cal, rms=0.041293Jy sigma=0.393859 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.744 mas, bmaj=3.35 mas, bpa=14.67 degrees ! Estimated noise=0.36163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000424783 Jy ! Component: 100 - total flux cleaned = 0.000636457 Jy ! Component: 150 - total flux cleaned = 0.000825984 Jy ! Component: 200 - total flux cleaned = 0.000947579 Jy ! Total flux subtracted in 200 components = 0.000947579 Jy ! Clean residual min=-0.000613 max=0.000575 Jy/beam ! Clean residual mean=0.000002 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.043878 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 169 components and 0.0438779 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=0.041286Jy sigma=0.393802 ! Fit after self-cal, rms=0.041302Jy sigma=0.393768 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000176032 Jy ! Component: 100 - total flux cleaned = 0.000278879 Jy ! Component: 150 - total flux cleaned = 0.00037885 Jy ! Component: 200 - total flux cleaned = 0.000455428 Jy ! Total flux subtracted in 200 components = 0.000455428 Jy ! Clean residual min=-0.000596 max=0.000581 Jy/beam ! Clean residual mean=0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0443334 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 177 components and 0.0443334 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=0.041297Jy sigma=0.393739 ! Fit after self-cal, rms=0.041297Jy sigma=0.393725 ! 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=2.237 mas, bmaj=2.941 mas, bpa=25.72 degrees ! Estimated noise=0.348371 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.237 x 2.941 at 25.72 degrees (North through East) ! Clean map min=-0.00068081 max=0.029884 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=1.786 mas, bmaj=2.687 mas, bpa=34.42 degrees ! Estimated noise=0.752037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0230741 Jy ! Component: 100 - total flux cleaned = 0.0285361 Jy ! Component: 150 - total flux cleaned = 0.0313136 Jy ! Component: 200 - total flux cleaned = 0.0334003 Jy ! Total flux subtracted in 200 components = 0.0334003 Jy ! Clean residual min=-0.001562 max=0.001425 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0334003 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0334003 Jy ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=2.941 mas, bpa=25.72 degrees ! Estimated noise=0.348371 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 = 0.00225607 Jy ! Component: 100 - total flux cleaned = 0.00388918 Jy ! Component: 150 - total flux cleaned = 0.00517414 Jy ! Component: 200 - total flux cleaned = 0.00621446 Jy ! Total flux subtracted in 200 components = 0.00621446 Jy ! Clean residual min=-0.000730 max=0.000715 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0396148 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 89 components and 0.0396148 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=2.744 mas, bmaj=3.35 mas, bpa=14.67 degrees ! Estimated noise=0.36163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010309 Jy ! Component: 100 - total flux cleaned = 0.00161573 Jy ! Component: 150 - total flux cleaned = 0.00211151 Jy ! Component: 200 - total flux cleaned = 0.0025577 Jy ! Total flux subtracted in 200 components = 0.0025577 Jy ! Clean residual min=-0.000684 max=0.000585 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0421725 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 = 0.000405576 Jy ! Component: 100 - total flux cleaned = 0.000759749 Jy ! Component: 150 - total flux cleaned = 0.00106963 Jy ! Component: 200 - total flux cleaned = 0.00135417 Jy ! Total flux subtracted in 200 components = 0.00135417 Jy ! Clean residual min=-0.000649 max=0.000584 Jy/beam ! Clean residual mean=0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0435267 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 162 components and 0.0435267 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=2.941 mas, bpa=25.72 degrees ! Estimated noise=0.348371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000286794 Jy ! Component: 100 - total flux cleaned = 0.0004407 Jy ! Component: 150 - total flux cleaned = 0.000571239 Jy ! Component: 200 - total flux cleaned = 0.000710334 Jy ! Total flux subtracted in 200 components = 0.000710334 Jy ! Clean residual min=-0.000630 max=0.000539 Jy/beam ! Clean residual mean=0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.044237 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 181 components and 0.044237 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=0.041296Jy sigma=0.393733 ! Fit after self-cal, rms=0.041290Jy sigma=0.393691 wmodel J1901+8623_X_a_map.mod ! Writing 181 model components to file: J1901+8623_X_a_map.mod wobs J1901+8623_X_a_uvs.fits ! Writing UV FITS file: J1901+8623_X_a_uvs.fits wwins J1901+8623_X_a_map.win ! wwins: Wrote 3 windows to J1901+8623_X_a_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 = -4.16734e-05 Jy ! Component: 100 - total flux cleaned = 4.77127e-05 Jy ! Component: 150 - total flux cleaned = 0.000123483 Jy ! Component: 200 - total flux cleaned = 0.00017216 Jy ! Component: 250 - total flux cleaned = 0.000211155 Jy ! Component: 300 - total flux cleaned = 0.000218773 Jy ! Component: 350 - total flux cleaned = 0.000204275 Jy ! Component: 400 - total flux cleaned = 0.000204356 Jy ! Component: 450 - total flux cleaned = 0.000183106 Jy ! Component: 500 - total flux cleaned = 0.000169133 Jy ! Component: 550 - total flux cleaned = 0.000121966 Jy ! Component: 600 - total flux cleaned = 0.00012866 Jy ! Component: 650 - total flux cleaned = 0.000115751 Jy ! Component: 700 - total flux cleaned = 0.000109448 Jy ! Component: 750 - total flux cleaned = 9.69206e-05 Jy ! Component: 800 - total flux cleaned = 0.000109118 Jy ! Component: 850 - total flux cleaned = 9.0911e-05 Jy ! Component: 900 - total flux cleaned = 8.48766e-05 Jy ! Component: 950 - total flux cleaned = 7.9118e-05 Jy ! Component: 1000 - total flux cleaned = 9.64427e-05 Jy ! Component: 1050 - total flux cleaned = 0.000102164 Jy ! Component: 1100 - total flux cleaned = 9.1025e-05 Jy ! Component: 1150 - total flux cleaned = 8.00778e-05 Jy ! Component: 1200 - total flux cleaned = 6.3838e-05 Jy ! Component: 1250 - total flux cleaned = 4.78566e-05 Jy ! Component: 1300 - total flux cleaned = 2.16397e-05 Jy ! Component: 1350 - total flux cleaned = 2.15561e-05 Jy ! Component: 1400 - total flux cleaned = -1.96554e-05 Jy ! Component: 1450 - total flux cleaned = -3.49399e-05 Jy ! Component: 1500 - total flux cleaned = -6.51187e-05 Jy ! Component: 1550 - total flux cleaned = -0.000104804 Jy ! Component: 1600 - total flux cleaned = -0.000124476 Jy ! Component: 1650 - total flux cleaned = -0.000134195 Jy ! Component: 1700 - total flux cleaned = -0.000167774 Jy ! Component: 1750 - total flux cleaned = -0.000182007 Jy ! Component: 1800 - total flux cleaned = -0.00021959 Jy ! Component: 1850 - total flux cleaned = -0.000242831 Jy ! Component: 1900 - total flux cleaned = -0.000252016 Jy ! Component: 1950 - total flux cleaned = -0.000274786 Jy ! Component: 2000 - total flux cleaned = -0.000297246 Jy ! Component: 2050 - total flux cleaned = -0.000306166 Jy ! Component: 2100 - total flux cleaned = -0.000319422 Jy ! Component: 2150 - total flux cleaned = -0.000319354 Jy ! Component: 2200 - total flux cleaned = -0.000341045 Jy ! Component: 2250 - total flux cleaned = -0.000341097 Jy ! Component: 2300 - total flux cleaned = -0.000353853 Jy ! Component: 2350 - total flux cleaned = -0.00035809 Jy ! Component: 2400 - total flux cleaned = -0.000378975 Jy ! Component: 2450 - total flux cleaned = -0.000391468 Jy ! Component: 2500 - total flux cleaned = -0.000416113 Jy ! Component: 2550 - total flux cleaned = -0.000436544 Jy ! Component: 2600 - total flux cleaned = -0.000452721 Jy ! Component: 2650 - total flux cleaned = -0.000472708 Jy ! Component: 2700 - total flux cleaned = -0.000476622 Jy ! Component: 2750 - total flux cleaned = -0.000480551 Jy ! Component: 2800 - total flux cleaned = -0.000484456 Jy ! Component: 2850 - total flux cleaned = -0.000515509 Jy ! Component: 2900 - total flux cleaned = -0.000523178 Jy ! Component: 2950 - total flux cleaned = -0.00051937 Jy ! Component: 3000 - total flux cleaned = -0.000538364 Jy ! Component: 3050 - total flux cleaned = -0.000557156 Jy ! Component: 3100 - total flux cleaned = -0.000572069 Jy ! Component: 3150 - total flux cleaned = -0.000579461 Jy ! Component: 3200 - total flux cleaned = -0.000594209 Jy ! Component: 3250 - total flux cleaned = -0.000601525 Jy ! Component: 3300 - total flux cleaned = -0.000619653 Jy ! Component: 3350 - total flux cleaned = -0.000637638 Jy ! Component: 3400 - total flux cleaned = -0.000648363 Jy ! Component: 3450 - total flux cleaned = -0.000666172 Jy ! Component: 3500 - total flux cleaned = -0.000687281 Jy ! Component: 3550 - total flux cleaned = -0.000690787 Jy ! Component: 3600 - total flux cleaned = -0.000725528 Jy ! Component: 3650 - total flux cleaned = -0.000728973 Jy ! Component: 3700 - total flux cleaned = -0.000742691 Jy ! Component: 3750 - total flux cleaned = -0.000763182 Jy ! Component: 3800 - total flux cleaned = -0.000769914 Jy ! Component: 3850 - total flux cleaned = -0.000780071 Jy ! Component: 3900 - total flux cleaned = -0.000810218 Jy ! Component: 3950 - total flux cleaned = -0.000833513 Jy ! Component: 4000 - total flux cleaned = -0.00085001 Jy ! Component: 4050 - total flux cleaned = -0.000853292 Jy ! Total flux subtracted in 4096 components = -0.000863083 Jy ! Clean residual min=-0.000224 max=0.000170 Jy/beam ! Clean residual mean=0.000000 rms=0.000065 Jy/beam ! Combined flux in latest and established models = 0.0433739 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 508 components and 0.0433739 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1901+8623_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.237 x 2.941 at 25.72 degrees (North through East) ! Clean map min=-0.00061356 max=0.029699 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1901+8623_X_a_map.fits wmodel /image_prod/ug002_uvm//J1901+8623_X_a_map.mod ! Writing 508 model components to file: /image_prod/ug002_uvm//J1901+8623_X_a_map.mod wobs /image_prod/ug002_uvm//J1901+8623_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1901+8623_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1901+8623_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uvm//J1901+8623_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0296993 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.4208e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.648582 0.648582 1.29716 2.59433 5.18865 10.3773 20.7546 41.5092 83.0184 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 462.547 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1901+8623_X_a_dfm.log closed on Wed Mar 4 17:37:17 2020