! Started logfile: .//J2220+2813_C_20180528_dfm.log on Sun Jul 8 13:55:18 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J2220+2813_C_20180528_uva.fits ! Reading UV FITS file: .//J2220+2813_C_20180528_uva.fits ! AN table 1: 96 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.993056 visibilities/baseline/integration-bin. ! Found source: J2220+2813 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 27456 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2220+2813_C] 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 0.300x0.300 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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001402Jy sigma=28.849789 ! Fit after self-cal, rms=0.970990Jy sigma=27.979008 ! 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=1.122 mas, bmaj=3.705 mas, bpa=-4.126 degrees ! Estimated noise=0.322806 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 = 0.0228343 Jy ! Component: 100 - total flux cleaned = 0.0278914 Jy ! Total flux subtracted in 100 components = 0.0278914 Jy ! Clean residual min=-0.001366 max=0.001711 Jy/beam ! Clean residual mean=-0.000000 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0278914 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0278914 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. ! ! Fit before self-cal, rms=0.027732Jy sigma=0.751730 ! Fit after self-cal, rms=0.025563Jy sigma=0.689685 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302828 Jy ! Component: 100 - total flux cleaned = 0.0036454 Jy ! Total flux subtracted in 100 components = 0.0036454 Jy ! Clean residual min=-0.001119 max=0.001259 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0315368 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0315368 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. ! ! Fit before self-cal, rms=0.025215Jy sigma=0.680335 ! Fit after self-cal, rms=0.025213Jy sigma=0.680304 ! 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=1.498 mas, bmaj=3.894 mas, bpa=-4.517 degrees ! Estimated noise=0.151197 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 = 0.00109348 Jy ! Component: 100 - total flux cleaned = 0.00128938 Jy ! Component: 150 - total flux cleaned = 0.00131943 Jy ! Component: 200 - total flux cleaned = 0.00135077 Jy ! Total flux subtracted in 200 components = 0.00135077 Jy ! Clean residual min=-0.000825 max=0.000896 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0328875 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0328875 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. ! ! Fit before self-cal, rms=0.025161Jy sigma=0.679015 ! Fit after self-cal, rms=0.025156Jy sigma=0.678948 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.498 x 3.894 at -4.517 degrees (North through East) ! Clean map min=-0.00078682 max=0.031195 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.87 HN 0.99 KP 0.94 ! LA 1.06 MK 0.95 NL 1.04 PT 0.98 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.92 HN 0.97 KP 1.00 ! LA 1.04 MK 0.97 NL 1.07 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.97 KP 1.01 ! LA 1.10 MK 0.95 NL 1.06 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.91 HN 1.00 KP 0.99 ! LA 1.07 MK 0.98 NL 1.07 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.99 KP 1.00 ! LA 1.03 MK 0.96 NL 1.06 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.99 KP 0.97 ! LA 1.05 MK 0.97 NL 1.07 PT 0.91 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.96 KP 0.95 ! LA 0.98 MK 0.96 NL 1.09 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.01 KP 0.97 ! LA 1.03 MK 1.02 NL 1.05 PT 0.90 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.025156Jy sigma=0.678948 ! Fit after self-cal, rms=0.024802Jy sigma=0.675904 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.488 mas, bmaj=3.923 mas, bpa=-4.769 degrees ! Estimated noise=0.150907 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 = -0.000118221 Jy ! Component: 100 - total flux cleaned = -0.000151545 Jy ! Component: 150 - total flux cleaned = -0.000143585 Jy ! Component: 200 - total flux cleaned = -0.000140092 Jy ! Total flux subtracted in 200 components = -0.000140092 Jy ! Clean residual min=-0.000465 max=0.000568 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0327475 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.0327475 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. ! ! Fit before self-cal, rms=0.024800Jy sigma=0.675845 ! Fit after self-cal, rms=0.024803Jy sigma=0.675718 ! 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. ! ! Fit before self-cal, rms=0.024803Jy sigma=0.675718 ! Fit after self-cal, rms=0.024792Jy sigma=0.675696 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.487 mas, bmaj=3.93 mas, bpa=-4.859 degrees ! Estimated noise=0.150835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.58098e-05 Jy ! Component: 100 - total flux cleaned = -7.31608e-05 Jy ! Component: 150 - total flux cleaned = -7.31474e-05 Jy ! Component: 200 - total flux cleaned = -6.75697e-05 Jy ! Total flux subtracted in 200 components = -6.75697e-05 Jy ! Clean residual min=-0.000452 max=0.000565 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0326799 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 0.0326799 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. ! ! Fit before self-cal, rms=0.024790Jy sigma=0.675659 ! Fit after self-cal, rms=0.024791Jy sigma=0.675654 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 (18.6, 64.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471507 Jy ! Component: 100 - total flux cleaned = 0.00059858 Jy ! Component: 150 - total flux cleaned = 0.000638137 Jy ! Component: 200 - total flux cleaned = 0.00065411 Jy ! Total flux subtracted in 200 components = 0.00065411 Jy ! Clean residual min=-0.000438 max=0.000540 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.033334 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 51 components and 0.033334 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. ! ! Fit before self-cal, rms=0.024782Jy sigma=0.675354 ! Fit after self-cal, rms=0.024780Jy sigma=0.675332 ! Inverting map ! Added new window around map position (-27, 33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000358552 Jy ! Component: 100 - total flux cleaned = 0.000349537 Jy ! Component: 150 - total flux cleaned = 0.000382359 Jy ! Component: 200 - total flux cleaned = 0.000418006 Jy ! Total flux subtracted in 200 components = 0.000418006 Jy ! Clean residual min=-0.000414 max=0.000474 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.033752 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.033752 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. ! ! Fit before self-cal, rms=0.024773Jy sigma=0.675083 ! Fit after self-cal, rms=0.024771Jy sigma=0.675065 ! Inverting map ! Added new window around map position (2.4, -56.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000175734 Jy ! Component: 100 - total flux cleaned = 0.000166472 Jy ! Component: 150 - total flux cleaned = 0.000174797 Jy ! Component: 200 - total flux cleaned = 0.000212674 Jy ! Total flux subtracted in 200 components = 0.000212674 Jy ! Clean residual min=-0.000400 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0339647 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.0339647 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. ! ! Fit before self-cal, rms=0.024762Jy sigma=0.674781 ! Fit after self-cal, rms=0.024762Jy sigma=0.674769 ! 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. ! ! Fit before self-cal, rms=0.024762Jy sigma=0.674769 ! Fit after self-cal, rms=0.024666Jy sigma=0.674731 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.487 mas, bmaj=3.929 mas, bpa=-4.909 degrees ! Estimated noise=0.150233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.65647e-05 Jy ! Component: 100 - total flux cleaned = -4.588e-06 Jy ! Component: 150 - total flux cleaned = 4.31646e-05 Jy ! Component: 200 - total flux cleaned = 8.07319e-05 Jy ! Total flux subtracted in 200 components = 8.07319e-05 Jy ! Clean residual min=-0.000384 max=0.000358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0340454 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 101 components and 0.0340454 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. ! ! Fit before self-cal, rms=0.024663Jy sigma=0.674618 ! Fit after self-cal, rms=0.024662Jy sigma=0.674612 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 = -1.68825e-05 Jy ! Component: 100 - total flux cleaned = 1.21534e-05 Jy ! Component: 150 - total flux cleaned = 2.83489e-05 Jy ! Component: 200 - total flux cleaned = 3.86378e-05 Jy ! Total flux subtracted in 200 components = 3.86378e-05 Jy ! Clean residual min=-0.000373 max=0.000342 Jy/beam ! Clean residual mean=-0.000000 rms=0.000088 Jy/beam ! Combined flux in latest and established models = 0.034084 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 109 components and 0.034084 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. ! ! Fit before self-cal, rms=0.024660Jy sigma=0.674547 ! Fit after self-cal, rms=0.024660Jy sigma=0.674545 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.024660Jy sigma=0.674545 ! Fit after self-cal, rms=0.024620Jy sigma=0.674533 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.485 mas, bmaj=4.823 mas, bpa=-6.678 degrees ! Estimated noise=0.196182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.72224e-05 Jy ! Component: 100 - total flux cleaned = 7.46876e-05 Jy ! Component: 150 - total flux cleaned = 0.000104626 Jy ! Component: 200 - total flux cleaned = 0.000109068 Jy ! Total flux subtracted in 200 components = 0.000109068 Jy ! Clean residual min=-0.000393 max=0.000387 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0341931 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 134 components and 0.0341931 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. ! ! Fit before self-cal, rms=0.024619Jy sigma=0.674499 ! Fit after self-cal, rms=0.024619Jy sigma=0.674497 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 = -7.63656e-06 Jy ! Component: 100 - total flux cleaned = 5.21517e-06 Jy ! Component: 150 - total flux cleaned = 5.22871e-06 Jy ! Component: 200 - total flux cleaned = 8.83729e-06 Jy ! Total flux subtracted in 200 components = 8.83729e-06 Jy ! Clean residual min=-0.000376 max=0.000390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.034202 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 146 components and 0.0342019 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. ! ! Fit before self-cal, rms=0.024618Jy sigma=0.674480 ! Fit after self-cal, rms=0.024618Jy sigma=0.674478 ! 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=1.487 mas, bmaj=3.928 mas, bpa=-4.914 degrees ! Estimated noise=0.149925 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.487 x 3.928 at -4.914 degrees (North through East) ! Clean map min=-0.00050015 max=0.031176 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=1.114 mas, bmaj=3.736 mas, bpa=-4.389 degrees ! Estimated noise=0.318684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240925 Jy ! Component: 100 - total flux cleaned = 0.0293674 Jy ! Component: 150 - total flux cleaned = 0.0310681 Jy ! Component: 200 - total flux cleaned = 0.0319811 Jy ! Total flux subtracted in 200 components = 0.0319811 Jy ! Clean residual min=-0.000970 max=0.001043 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0319811 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0319811 Jy ! Inverting map and beam ! Estimated beam: bmin=1.487 mas, bmaj=3.928 mas, bpa=-4.914 degrees ! Estimated noise=0.149925 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 = 0.000906601 Jy ! Component: 100 - total flux cleaned = 0.00127674 Jy ! Component: 150 - total flux cleaned = 0.00149294 Jy ! Component: 200 - total flux cleaned = 0.00161627 Jy ! Total flux subtracted in 200 components = 0.00161627 Jy ! Clean residual min=-0.000461 max=0.000427 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0335974 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.0335974 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.485 mas, bmaj=4.823 mas, bpa=-6.678 degrees ! Estimated noise=0.196182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000279226 Jy ! Component: 100 - total flux cleaned = 0.00039946 Jy ! Component: 150 - total flux cleaned = 0.000470035 Jy ! Component: 200 - total flux cleaned = 0.00048805 Jy ! Total flux subtracted in 200 components = 0.00048805 Jy ! Clean residual min=-0.000431 max=0.000390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0340854 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 = 1.67936e-05 Jy ! Component: 100 - total flux cleaned = 2.45939e-05 Jy ! Component: 150 - total flux cleaned = 3.82071e-05 Jy ! Component: 200 - total flux cleaned = 4.43435e-05 Jy ! Total flux subtracted in 200 components = 4.43435e-05 Jy ! Clean residual min=-0.000398 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0341298 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 77 components and 0.0341298 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.487 mas, bmaj=3.928 mas, bpa=-4.914 degrees ! Estimated noise=0.149925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.89789e-05 Jy ! Component: 100 - total flux cleaned = 8.97091e-05 Jy ! Component: 150 - total flux cleaned = 0.00011763 Jy ! Component: 200 - total flux cleaned = 0.000134715 Jy ! Total flux subtracted in 200 components = 0.000134715 Jy ! Clean residual min=-0.000407 max=0.000376 Jy/beam ! Clean residual mean=-0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0342645 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.0342645 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. ! ! Fit before self-cal, rms=0.024629Jy sigma=0.674784 ! Fit after self-cal, rms=0.024630Jy sigma=0.674769 wmodel J2220+2813_C_map.mod ! Writing 96 model components to file: J2220+2813_C_map.mod wobs J2220+2813_C_uvs.fits ! Writing UV FITS file: J2220+2813_C_uvs.fits wwins J2220+2813_C_map.win ! wwins: Wrote 4 windows to J2220+2813_C_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 = -0.000109741 Jy ! Component: 100 - total flux cleaned = -0.000122798 Jy ! Component: 150 - total flux cleaned = -0.000147388 Jy ! Component: 200 - total flux cleaned = -0.000182592 Jy ! Component: 250 - total flux cleaned = -0.000222253 Jy ! Component: 300 - total flux cleaned = -0.000244139 Jy ! Component: 350 - total flux cleaned = -0.000265607 Jy ! Component: 400 - total flux cleaned = -0.000297149 Jy ! Component: 450 - total flux cleaned = -0.000317788 Jy ! Component: 500 - total flux cleaned = -0.000348092 Jy ! Component: 550 - total flux cleaned = -0.000382719 Jy ! Component: 600 - total flux cleaned = -0.000402086 Jy ! Component: 650 - total flux cleaned = -0.000430844 Jy ! Component: 700 - total flux cleaned = -0.000473219 Jy ! Component: 750 - total flux cleaned = -0.000510166 Jy ! Component: 800 - total flux cleaned = -0.000532886 Jy ! Component: 850 - total flux cleaned = -0.000550903 Jy ! Component: 900 - total flux cleaned = -0.000581832 Jy ! Component: 950 - total flux cleaned = -0.000612335 Jy ! Component: 1000 - total flux cleaned = -0.00064248 Jy ! Component: 1050 - total flux cleaned = -0.000672231 Jy ! Component: 1100 - total flux cleaned = -0.000697418 Jy ! Component: 1150 - total flux cleaned = -0.0007141 Jy ! Component: 1200 - total flux cleaned = -0.000738758 Jy ! Component: 1250 - total flux cleaned = -0.000750949 Jy ! Component: 1300 - total flux cleaned = -0.000771048 Jy ! Component: 1350 - total flux cleaned = -0.000782972 Jy ! Component: 1400 - total flux cleaned = -0.000802641 Jy ! Component: 1450 - total flux cleaned = -0.00081821 Jy ! Component: 1500 - total flux cleaned = -0.00082211 Jy ! Component: 1550 - total flux cleaned = -0.000848801 Jy ! Component: 1600 - total flux cleaned = -0.000875229 Jy ! Component: 1650 - total flux cleaned = -0.000871485 Jy ! Component: 1700 - total flux cleaned = -0.000897485 Jy ! Component: 1750 - total flux cleaned = -0.000912202 Jy ! Component: 1800 - total flux cleaned = -0.000934049 Jy ! Component: 1850 - total flux cleaned = -0.000930403 Jy ! Component: 1900 - total flux cleaned = -0.000948338 Jy ! Component: 1950 - total flux cleaned = -0.000962508 Jy ! Component: 2000 - total flux cleaned = -0.000965981 Jy ! Component: 2050 - total flux cleaned = -0.00097293 Jy ! Component: 2100 - total flux cleaned = -0.000969435 Jy ! Component: 2150 - total flux cleaned = -0.000979752 Jy ! Component: 2200 - total flux cleaned = -0.000996792 Jy ! Component: 2250 - total flux cleaned = -0.000989966 Jy ! Component: 2300 - total flux cleaned = -0.00100677 Jy ! Component: 2350 - total flux cleaned = -0.00101681 Jy ! Component: 2400 - total flux cleaned = -0.0010168 Jy ! Component: 2450 - total flux cleaned = -0.00102013 Jy ! Component: 2500 - total flux cleaned = -0.00102996 Jy ! Component: 2550 - total flux cleaned = -0.00104296 Jy ! Component: 2600 - total flux cleaned = -0.00104943 Jy ! Component: 2650 - total flux cleaned = -0.00104945 Jy ! Component: 2700 - total flux cleaned = -0.00104631 Jy ! Component: 2750 - total flux cleaned = -0.00106528 Jy ! Component: 2800 - total flux cleaned = -0.00106213 Jy ! Component: 2850 - total flux cleaned = -0.00107149 Jy ! Component: 2900 - total flux cleaned = -0.00106215 Jy ! Component: 2950 - total flux cleaned = -0.00106521 Jy ! Component: 3000 - total flux cleaned = -0.00106519 Jy ! Component: 3050 - total flux cleaned = -0.00106826 Jy ! Component: 3100 - total flux cleaned = -0.00106222 Jy ! Component: 3150 - total flux cleaned = -0.00107425 Jy ! Component: 3200 - total flux cleaned = -0.00108023 Jy ! Component: 3250 - total flux cleaned = -0.00108022 Jy ! Component: 3300 - total flux cleaned = -0.00108613 Jy ! Component: 3350 - total flux cleaned = -0.00109792 Jy ! Component: 3400 - total flux cleaned = -0.00110377 Jy ! Component: 3450 - total flux cleaned = -0.00110959 Jy ! Component: 3500 - total flux cleaned = -0.00111536 Jy ! Component: 3550 - total flux cleaned = -0.00111823 Jy ! Component: 3600 - total flux cleaned = -0.00112685 Jy ! Component: 3650 - total flux cleaned = -0.00112686 Jy ! Component: 3700 - total flux cleaned = -0.00113818 Jy ! Component: 3750 - total flux cleaned = -0.00113818 Jy ! Component: 3800 - total flux cleaned = -0.00114379 Jy ! Component: 3850 - total flux cleaned = -0.00114102 Jy ! Component: 3900 - total flux cleaned = -0.00116051 Jy ! Component: 3950 - total flux cleaned = -0.00116053 Jy ! Component: 4000 - total flux cleaned = -0.00117706 Jy ! Component: 4050 - total flux cleaned = -0.00118803 Jy ! Total flux subtracted in 4096 components = -0.00120441 Jy ! Clean residual min=-0.000173 max=0.000147 Jy/beam ! Clean residual mean=-0.000000 rms=0.000047 Jy/beam ! Combined flux in latest and established models = 0.0330601 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 392 components and 0.0330601 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2220+2813_C_20180528_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.487 x 3.928 at -4.914 degrees (North through East) ! Clean map min=-0.00040807 max=0.031081 Jy/beam ! Writing clean map to FITS file: .//J2220+2813_C_20180528_map.fits wmodel .//J2220+2813_C_20180528_map.mod ! Writing 392 model components to file: .//J2220+2813_C_20180528_map.mod wobs .//J2220+2813_C_20180528_uvs.fits ! Writing UV FITS file: .//J2220+2813_C_20180528_uvs.fits wwins .//J2220+2813_C_20180528_map.win ! wwins: Wrote 5 windows to .//J2220+2813_C_20180528_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0310809 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.7215e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.45573 0.45573 0.91146 1.82292 3.64584 7.29168 14.5834 29.1667 58.3334 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 658.284 quit ! Quitting program ! Log file .//J2220+2813_C_20180528_dfm.log closed on Sun Jul 8 13:55:23 2018