! Started logfile: /vlbi/bp222/maps//J0017+8135_S_dfm.log on Mon Jan 14 16:11:39 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J0017+8135_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0017+8135_S_uvm.fits ! AN table 1: 64 integrations on 28 of 28 possible baselines. ! AN table 2: 32 integrations on 28 of 28 possible baselines. ! AN table 3: 63 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1.27058 visibilities/baseline/integration-bin. ! Found source: J0017+8135 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 25188 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0017+8135_S] 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 0.500x0.500 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 82 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! A total of 48 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! A total of 48 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! A total of 48 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 246 telescope corrections were flagged in sub-array 1. ! A total of 143 telescope corrections were flagged in sub-array 2. ! A total of 356 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.424594Jy sigma=19.603362 ! Fit after self-cal, rms=0.256144Jy sigma=2.720074 ! 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=2.447 mas, bmaj=5.116 mas, bpa=21.19 degrees ! Estimated noise=0.698135 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 = 0.724221 Jy ! Component: 100 - total flux cleaned = 0.884403 Jy ! Total flux subtracted in 100 components = 0.884403 Jy ! Clean residual min=-0.026123 max=0.063879 Jy/beam ! Clean residual mean=-0.000082 rms=0.006458 Jy/beam ! Combined flux in latest and established models = 0.884403 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.884403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274551Jy sigma=2.856723 ! Fit after self-cal, rms=0.274510Jy sigma=2.855981 ! Inverting map ! Added new window around map position (-1.5, -7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.068864 Jy ! Component: 100 - total flux cleaned = 0.110829 Jy ! Total flux subtracted in 100 components = 0.110829 Jy ! Clean residual min=-0.022314 max=0.029013 Jy/beam ! Clean residual mean=-0.000061 rms=0.005267 Jy/beam ! Combined flux in latest and established models = 0.995231 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.995232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242507Jy sigma=2.381332 ! Fit after self-cal, rms=0.241346Jy sigma=2.361364 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0324607 Jy ! Component: 100 - total flux cleaned = 0.0541368 Jy ! Total flux subtracted in 100 components = 0.0541368 Jy ! Clean residual min=-0.020579 max=0.021888 Jy/beam ! Clean residual mean=-0.000050 rms=0.004867 Jy/beam ! Combined flux in latest and established models = 1.04937 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 47 components and 1.04937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231575Jy sigma=2.233990 ! Fit after self-cal, rms=0.231207Jy sigma=2.227335 ! 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=2.988 mas, bmaj=6.203 mas, bpa=20.62 degrees ! Estimated noise=0.485093 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 = 0.0309361 Jy ! Component: 100 - total flux cleaned = 0.049661 Jy ! Component: 150 - total flux cleaned = 0.0625515 Jy ! Component: 200 - total flux cleaned = 0.0716921 Jy ! Total flux subtracted in 200 components = 0.0716921 Jy ! Clean residual min=-0.018576 max=0.019289 Jy/beam ! Clean residual mean=-0.000145 rms=0.004353 Jy/beam ! Combined flux in latest and established models = 1.12106 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 78 components and 1.12106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223484Jy sigma=2.169421 ! Fit after self-cal, rms=0.223242Jy sigma=2.164858 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.988 x 6.203 at 20.62 degrees (North through East) ! Clean map min=-0.018203 max=0.93984 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.97 KP 1.00 ! MK 0.97 NL 1.01 OV 1.03 PT 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.04 HN 0.99 KP 1.02 ! MK 1.00 NL 0.91 OV 1.00 SC 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.99 HN 0.98 KP 0.94 ! LA 0.89 MK 0.99 NL 1.07 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.98 KP 0.97 ! MK 0.97 NL 1.16 OV 1.02 PT 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.04 HN 1.02 KP 1.01 ! MK 0.99 NL 0.73 OV 1.03 SC 0.94 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 1.00 HN 0.96 KP 0.91 ! LA 0.91 MK 0.99 NL 1.06 PT 0.97 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 0.97 KP 0.97 ! MK 0.97 NL 1.11 OV 0.95 PT 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.05 HN 1.00 KP 0.99 ! MK 1.00 NL 0.97 OV 0.99 SC 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 0.99 HN 0.96 KP 0.90 ! LA 0.90 MK 0.99 NL 1.07 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.12 HN 0.95 KP 1.00* ! MK 0.97 NL 1.00* OV 1.54 PT 0.99 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.71 HN 1.17 KP 1.00* ! MK 1.43 NL 1.00* OV 2.06 SC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 HN 0.93 KP 1.00* ! LA 0.83 MK 1.00* NL 1.00* PT 0.96 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.223242Jy sigma=2.164858 ! Fit after self-cal, rms=0.184292Jy sigma=1.639808 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.003 mas, bmaj=6.181 mas, bpa=20.54 degrees ! Estimated noise=0.48707 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 = 0.00208548 Jy ! Component: 100 - total flux cleaned = 0.00228126 Jy ! Component: 150 - total flux cleaned = 0.00242513 Jy ! Component: 200 - total flux cleaned = 0.00242802 Jy ! Total flux subtracted in 200 components = 0.00242802 Jy ! Clean residual min=-0.013435 max=0.011535 Jy/beam ! Clean residual mean=0.000005 rms=0.003088 Jy/beam ! Combined flux in latest and established models = 1.12349 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 92 components and 1.12349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183698Jy sigma=1.635611 ! Fit after self-cal, rms=0.183715Jy sigma=1.635105 ! 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. ! ! Fit before self-cal, rms=0.183715Jy sigma=1.635105 ! Fit after self-cal, rms=0.211575Jy sigma=1.534365 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.002 mas, bmaj=6.173 mas, bpa=20.55 degrees ! Estimated noise=0.489884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586201 Jy ! Component: 100 - total flux cleaned = 0.00745292 Jy ! Component: 150 - total flux cleaned = 0.0086636 Jy ! Component: 200 - total flux cleaned = 0.00886281 Jy ! Total flux subtracted in 200 components = 0.00886281 Jy ! Clean residual min=-0.012626 max=0.011257 Jy/beam ! Clean residual mean=0.000019 rms=0.002642 Jy/beam ! Combined flux in latest and established models = 1.13235 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 95 components and 1.13235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210786Jy sigma=1.532171 ! Fit after self-cal, rms=0.210761Jy sigma=1.531676 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 = 0.000618946 Jy ! Component: 100 - total flux cleaned = 0.0001985 Jy ! Component: 150 - total flux cleaned = 5.70838e-05 Jy ! Component: 200 - total flux cleaned = -5.59574e-06 Jy ! Total flux subtracted in 200 components = -5.59574e-06 Jy ! Clean residual min=-0.012648 max=0.011192 Jy/beam ! Clean residual mean=0.000019 rms=0.002629 Jy/beam ! Combined flux in latest and established models = 1.13235 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 96 components and 1.13235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210635Jy sigma=1.530805 ! Fit after self-cal, rms=0.210624Jy sigma=1.530664 ! 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. ! ! Fit before self-cal, rms=0.210624Jy sigma=1.530664 ! Fit after self-cal, rms=0.084914Jy sigma=0.910275 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.002 mas, bmaj=6.176 mas, bpa=20.55 degrees ! Estimated noise=0.48987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00158097 Jy ! Component: 100 - total flux cleaned = -0.00192635 Jy ! Component: 150 - total flux cleaned = -0.00179964 Jy ! Component: 200 - total flux cleaned = -0.00174422 Jy ! Total flux subtracted in 200 components = -0.00174422 Jy ! Clean residual min=-0.002472 max=0.002503 Jy/beam ! Clean residual mean=0.000000 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 1.1306 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 101 components and 1.1306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084743Jy sigma=0.908058 ! Fit after self-cal, rms=0.084727Jy sigma=0.907541 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 (28, -18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000879761 Jy ! Component: 100 - total flux cleaned = 0.000959137 Jy ! Component: 150 - total flux cleaned = 0.00101839 Jy ! Component: 200 - total flux cleaned = 0.00107241 Jy ! Total flux subtracted in 200 components = 0.00107241 Jy ! Clean residual min=-0.002232 max=0.002198 Jy/beam ! Clean residual mean=0.000001 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 1.13167 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 1.13167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084622Jy sigma=0.905698 ! Fit after self-cal, rms=0.084617Jy sigma=0.905587 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.084617Jy sigma=0.905587 ! Fit after self-cal, rms=0.084570Jy sigma=0.905112 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.867 mas, bmaj=11.61 mas, bpa=8.848 degrees ! Estimated noise=0.662789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000816243 Jy ! Component: 100 - total flux cleaned = -0.00085706 Jy ! Component: 150 - total flux cleaned = -0.000890164 Jy ! Component: 200 - total flux cleaned = -0.000943623 Jy ! Total flux subtracted in 200 components = -0.000943623 Jy ! Clean residual min=-0.002211 max=0.002713 Jy/beam ! Clean residual mean=0.000002 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 1.13073 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 126 components and 1.13073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084533Jy sigma=0.904693 ! Fit after self-cal, rms=0.084531Jy sigma=0.904563 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 = -0.000117221 Jy ! Component: 100 - total flux cleaned = -5.70031e-05 Jy ! Component: 150 - total flux cleaned = -8.0518e-05 Jy ! Component: 200 - total flux cleaned = -6.02293e-05 Jy ! Total flux subtracted in 200 components = -6.02293e-05 Jy ! Clean residual min=-0.002187 max=0.002661 Jy/beam ! Clean residual mean=0.000002 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 1.13067 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 140 components and 1.13067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084520Jy sigma=0.904413 ! Fit after self-cal, rms=0.084518Jy sigma=0.904347 ! 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=3.001 mas, bmaj=6.179 mas, bpa=20.56 degrees ! Estimated noise=0.489811 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.001 x 6.179 at 20.56 degrees (North through East) ! Clean map min=-0.0021387 max=0.94543 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084518Jy sigma=0.904347 ! Fit after self-cal, rms=0.075811Jy sigma=0.788888 ! Inverting map and beam ! Estimated beam: bmin=3.001 mas, bmaj=6.183 mas, bpa=20.58 degrees ! Estimated noise=0.489824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000379102 Jy ! Component: 100 - total flux cleaned = -0.00042374 Jy ! Component: 150 - total flux cleaned = -0.000294322 Jy ! Component: 200 - total flux cleaned = -0.000256402 Jy ! Total flux subtracted in 200 components = -0.000256402 Jy ! Clean residual min=-0.002217 max=0.002043 Jy/beam ! Clean residual mean=0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 1.13041 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 150 components and 1.13041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075758Jy sigma=0.788000 ! Fit after self-cal, rms=0.075750Jy sigma=0.787946 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.49025e-05 Jy ! Component: 100 - total flux cleaned = 0.000120507 Jy ! Component: 150 - total flux cleaned = 0.000154899 Jy ! Component: 200 - total flux cleaned = 0.000286704 Jy ! Total flux subtracted in 200 components = 0.000286704 Jy ! Clean residual min=-0.002136 max=0.002064 Jy/beam ! Clean residual mean=0.000002 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 1.1307 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 156 components and 1.1307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075720Jy sigma=0.787394 ! Fit after self-cal, rms=0.075716Jy sigma=0.787359 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075716Jy sigma=0.787359 ! Fit after self-cal, rms=0.075700Jy sigma=0.787279 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=2.45 mas, bmaj=5.077 mas, bpa=21.01 degrees ! Estimated noise=0.715614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.734257 Jy ! Component: 100 - total flux cleaned = 0.902393 Jy ! Component: 150 - total flux cleaned = 0.975644 Jy ! Component: 200 - total flux cleaned = 1.01961 Jy ! Total flux subtracted in 200 components = 1.01961 Jy ! Clean residual min=-0.007411 max=0.022662 Jy/beam ! Clean residual mean=-0.000026 rms=0.002045 Jy/beam ! Combined flux in latest and established models = 1.01961 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 23 model components to the UV plane model. ! The established model now contains 23 components and 1.01961 Jy ! Inverting map and beam ! Estimated beam: bmin=3 mas, bmaj=6.183 mas, bpa=20.58 degrees ! Estimated noise=0.489811 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 = 0.0406578 Jy ! Component: 100 - total flux cleaned = 0.0639648 Jy ! Component: 150 - total flux cleaned = 0.0788697 Jy ! Component: 200 - total flux cleaned = 0.0890004 Jy ! Total flux subtracted in 200 components = 0.0890004 Jy ! Clean residual min=-0.003407 max=0.006146 Jy/beam ! Clean residual mean=-0.000017 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 1.10861 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 66 components and 1.10861 Jy ! Inverting map ! Added new window around map position (-1.5, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00725974 Jy ! Component: 100 - total flux cleaned = 0.0123708 Jy ! Component: 150 - total flux cleaned = 0.0160714 Jy ! Component: 200 - total flux cleaned = 0.0180892 Jy ! Total flux subtracted in 200 components = 0.0180892 Jy ! Clean residual min=-0.002539 max=0.003059 Jy/beam ! Clean residual mean=-0.000001 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 1.1267 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 87 components and 1.1267 Jy ! Inverting map ! Added new window around map position (-9.5, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243751 Jy ! Component: 100 - total flux cleaned = 0.00354429 Jy ! Component: 150 - total flux cleaned = 0.00443705 Jy ! Component: 200 - total flux cleaned = 0.0052318 Jy ! Total flux subtracted in 200 components = 0.0052318 Jy ! Clean residual min=-0.002311 max=0.002174 Jy/beam ! Clean residual mean=0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 1.13193 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 102 components and 1.13193 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.867 mas, bmaj=11.61 mas, bpa=8.89 degrees ! Estimated noise=0.662845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000939485 Jy ! Component: 100 - total flux cleaned = 0.000720915 Jy ! Component: 150 - total flux cleaned = 0.000537177 Jy ! Component: 200 - total flux cleaned = 0.000381286 Jy ! Total flux subtracted in 200 components = 0.000381286 Jy ! Clean residual min=-0.002042 max=0.002203 Jy/beam ! Clean residual mean=0.000008 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 1.13231 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 = -5.43517e-05 Jy ! Component: 100 - total flux cleaned = -7.94623e-05 Jy ! Component: 150 - total flux cleaned = -5.62875e-05 Jy ! Component: 200 - total flux cleaned = -5.7302e-05 Jy ! Total flux subtracted in 200 components = -5.7302e-05 Jy ! Clean residual min=-0.002046 max=0.002186 Jy/beam ! Clean residual mean=0.000007 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 1.13225 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 150 components and 1.13225 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3 mas, bmaj=6.183 mas, bpa=20.58 degrees ! Estimated noise=0.489811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000410042 Jy ! Component: 100 - total flux cleaned = -0.000354309 Jy ! Component: 150 - total flux cleaned = -0.000141224 Jy ! Component: 200 - total flux cleaned = -4.15341e-05 Jy ! Total flux subtracted in 200 components = -4.15341e-05 Jy ! Clean residual min=-0.002260 max=0.001992 Jy/beam ! Clean residual mean=0.000003 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 1.13221 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 162 components and 1.13221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075767Jy sigma=0.788234 ! Fit after self-cal, rms=0.075698Jy sigma=0.787600 wmodel J0017+8135_S_map.mod ! Writing 162 model components to file: J0017+8135_S_map.mod wobs J0017+8135_S_uvs.fits ! Writing UV FITS file: J0017+8135_S_uvs.fits wwins J0017+8135_S_map.win ! wwins: Wrote 5 windows to J0017+8135_S_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 = -0.000827833 Jy ! Component: 100 - total flux cleaned = -0.00118686 Jy ! Component: 150 - total flux cleaned = -0.00145558 Jy ! Component: 200 - total flux cleaned = -0.00158524 Jy ! Component: 250 - total flux cleaned = -0.00164893 Jy ! Component: 300 - total flux cleaned = -0.00161835 Jy ! Component: 350 - total flux cleaned = -0.0015275 Jy ! Component: 400 - total flux cleaned = -0.00137993 Jy ! Component: 450 - total flux cleaned = -0.00137912 Jy ! Component: 500 - total flux cleaned = -0.0011796 Jy ! Component: 550 - total flux cleaned = -0.00109521 Jy ! Component: 600 - total flux cleaned = -0.00098434 Jy ! Component: 650 - total flux cleaned = -0.000875265 Jy ! Component: 700 - total flux cleaned = -0.000875601 Jy ! Component: 750 - total flux cleaned = -0.000795214 Jy ! Component: 800 - total flux cleaned = -0.000716184 Jy ! Component: 850 - total flux cleaned = -0.000612542 Jy ! Component: 900 - total flux cleaned = -0.000560404 Jy ! Component: 950 - total flux cleaned = -0.000407974 Jy ! Component: 1000 - total flux cleaned = -0.000357806 Jy ! Component: 1050 - total flux cleaned = -0.00030815 Jy ! Component: 1100 - total flux cleaned = -0.000308182 Jy ! Component: 1150 - total flux cleaned = -0.000259103 Jy ! Component: 1200 - total flux cleaned = -0.000113814 Jy ! Component: 1250 - total flux cleaned = -0.000114097 Jy ! Component: 1300 - total flux cleaned = -6.67096e-05 Jy ! Component: 1350 - total flux cleaned = 2.77678e-05 Jy ! Component: 1400 - total flux cleaned = 7.45803e-05 Jy ! Component: 1450 - total flux cleaned = 9.77274e-05 Jy ! Component: 1500 - total flux cleaned = 0.000235945 Jy ! Component: 1550 - total flux cleaned = 0.000212754 Jy ! Component: 1600 - total flux cleaned = 0.000235804 Jy ! Component: 1650 - total flux cleaned = 0.000371088 Jy ! Component: 1700 - total flux cleaned = 0.000393627 Jy ! Component: 1750 - total flux cleaned = 0.000504635 Jy ! Component: 1800 - total flux cleaned = 0.000460506 Jy ! Component: 1850 - total flux cleaned = 0.000394583 Jy ! Component: 1900 - total flux cleaned = 0.000503647 Jy ! Component: 1950 - total flux cleaned = 0.000525448 Jy ! Component: 2000 - total flux cleaned = 0.000654487 Jy ! Component: 2050 - total flux cleaned = 0.000697292 Jy ! Component: 2100 - total flux cleaned = 0.000739805 Jy ! Component: 2150 - total flux cleaned = 0.000718792 Jy ! Component: 2200 - total flux cleaned = 0.000844674 Jy ! Component: 2250 - total flux cleaned = 0.000907007 Jy ! Component: 2300 - total flux cleaned = 0.000927711 Jy ! Component: 2350 - total flux cleaned = 0.00101002 Jy ! Component: 2400 - total flux cleaned = 0.00109155 Jy ! Component: 2450 - total flux cleaned = 0.00109156 Jy ! Component: 2500 - total flux cleaned = 0.00121277 Jy ! Component: 2550 - total flux cleaned = 0.00129313 Jy ! Component: 2600 - total flux cleaned = 0.001353 Jy ! Component: 2650 - total flux cleaned = 0.00135293 Jy ! Component: 2700 - total flux cleaned = 0.00151094 Jy ! Component: 2750 - total flux cleaned = 0.00157023 Jy ! Component: 2800 - total flux cleaned = 0.00162871 Jy ! Component: 2850 - total flux cleaned = 0.0017452 Jy ! Component: 2900 - total flux cleaned = 0.00182244 Jy ! Component: 2950 - total flux cleaned = 0.00197627 Jy ! Component: 3000 - total flux cleaned = 0.00203374 Jy ! Component: 3050 - total flux cleaned = 0.00199557 Jy ! Component: 3100 - total flux cleaned = 0.00210931 Jy ! Component: 3150 - total flux cleaned = 0.00222222 Jy ! Component: 3200 - total flux cleaned = 0.00227863 Jy ! Component: 3250 - total flux cleaned = 0.00229731 Jy ! Component: 3300 - total flux cleaned = 0.00237152 Jy ! Component: 3350 - total flux cleaned = 0.00250077 Jy ! Component: 3400 - total flux cleaned = 0.00255576 Jy ! Component: 3450 - total flux cleaned = 0.00272015 Jy ! Component: 3500 - total flux cleaned = 0.0027929 Jy ! Component: 3550 - total flux cleaned = 0.00282917 Jy ! Component: 3600 - total flux cleaned = 0.00291919 Jy ! Component: 3650 - total flux cleaned = 0.00299087 Jy ! Component: 3700 - total flux cleaned = 0.00300863 Jy ! Component: 3750 - total flux cleaned = 0.00313298 Jy ! Component: 3800 - total flux cleaned = 0.00318598 Jy ! Component: 3850 - total flux cleaned = 0.00327392 Jy ! Component: 3900 - total flux cleaned = 0.00330903 Jy ! Component: 3950 - total flux cleaned = 0.00330883 Jy ! Component: 4000 - total flux cleaned = 0.00336093 Jy ! Component: 4050 - total flux cleaned = 0.00341287 Jy ! Total flux subtracted in 4096 components = 0.00353327 Jy ! Clean residual min=-0.000958 max=0.001073 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 1.13575 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 468 components and 1.13574 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0017+8135_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3 x 6.183 at 20.58 degrees (North through East) ! Clean map min=-0.0018285 max=0.94764 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0017+8135_S_map.fits wmodel /vlbi/bp222/maps//J0017+8135_S_map.mod ! Writing 468 model components to file: /vlbi/bp222/maps//J0017+8135_S_map.mod wobs /vlbi/bp222/maps//J0017+8135_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0017+8135_S_uvs.fits wwins /vlbi/bp222/maps//J0017+8135_S_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0017+8135_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.94764 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000307013 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.097193 0.097193 0.194386 0.388772 0.777544 1.55509 3.11018 6.22035 12.4407 24.8814 49.7628 99.5257 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.947 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3086.64 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0017+8135_S_dfm.log closed on Mon Jan 14 16:11:44 2019