! Started logfile: /image_prod/ug002_uva//J1215+3448_S_dfm.log on Thu Mar 5 00:31:22 2020 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 /image_prod/ug002_uva//J1215+3448_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1215+3448_S_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.965741 visibilities/baseline/integration-bin. ! Found source: J1215+3448 ! ! There are 3 IFs, and a total of 3 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 ! ! Polarization(s): RR ! ! Read 40 lines of history. ! ! Reading 9387 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 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 J1215+3448_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 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.495293Jy sigma=8.009038 ! Fit after self-cal, rms=0.217551Jy sigma=1.069145 ! 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=2.875 mas, bmaj=4.808 mas, bpa=-1.986 degrees ! Estimated noise=2.43359 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 = 0.783475 Jy ! Component: 100 - total flux cleaned = 0.965613 Jy ! Total flux subtracted in 100 components = 0.965613 Jy ! Clean residual min=-0.033820 max=0.067464 Jy/beam ! Clean residual mean=0.000045 rms=0.010250 Jy/beam ! Combined flux in latest and established models = 0.965612 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.965612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.226744Jy sigma=1.111456 ! Fit after self-cal, rms=0.226713Jy sigma=1.110582 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0747293 Jy ! Component: 100 - total flux cleaned = 0.118713 Jy ! Total flux subtracted in 100 components = 0.118713 Jy ! Clean residual min=-0.036671 max=0.049189 Jy/beam ! Clean residual mean=0.000066 rms=0.008508 Jy/beam ! Combined flux in latest and established models = 1.08433 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 1.08433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.186274Jy sigma=0.899162 ! Fit after self-cal, rms=0.186167Jy sigma=0.897554 ! 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=3.401 mas, bmaj=5.676 mas, bpa=1.429 degrees ! Estimated noise=1.41918 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 (6.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.062602 Jy ! Component: 100 - total flux cleaned = 0.101244 Jy ! Component: 150 - total flux cleaned = 0.128057 Jy ! Component: 200 - total flux cleaned = 0.142223 Jy ! Total flux subtracted in 200 components = 0.142223 Jy ! Clean residual min=-0.035459 max=0.042885 Jy/beam ! Clean residual mean=0.000072 rms=0.007204 Jy/beam ! Combined flux in latest and established models = 1.22655 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 48 components and 1.22655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.158844Jy sigma=0.757034 ! Fit after self-cal, rms=0.156442Jy sigma=0.740522 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.401 x 5.676 at 1.429 degrees (North through East) ! Clean map min=-0.032742 max=1.0183 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.98 KP 0.98 ! LA 1.02 MK 1.03 OV 0.81 PT 1.02 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.01 ! LA 1.03 MK 1.02 OV 0.89 PT 1.01 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.00 KP 1.02 ! LA 0.99 MK 0.98 OV 0.89 PT 1.02 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.156442Jy sigma=0.740522 ! Fit after self-cal, rms=0.130022Jy sigma=0.580994 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.43 mas, bmaj=5.732 mas, bpa=0.8912 degrees ! Estimated noise=1.4054 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 = 0.00471137 Jy ! Component: 100 - total flux cleaned = 0.00805996 Jy ! Component: 150 - total flux cleaned = 0.00890313 Jy ! Component: 200 - total flux cleaned = 0.0092864 Jy ! Total flux subtracted in 200 components = 0.0092864 Jy ! Clean residual min=-0.016455 max=0.023833 Jy/beam ! Clean residual mean=0.000037 rms=0.004315 Jy/beam ! Combined flux in latest and established models = 1.23583 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 1.23583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125335Jy sigma=0.557398 ! Fit after self-cal, rms=0.124646Jy sigma=0.553066 ! 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. ! ! Fit before self-cal, rms=0.124646Jy sigma=0.553066 ! Fit after self-cal, rms=0.091041Jy sigma=0.394694 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.414 mas, bmaj=5.715 mas, bpa=1.76 degrees ! Estimated noise=1.40826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115979 Jy ! Component: 100 - total flux cleaned = 0.0124619 Jy ! Component: 150 - total flux cleaned = 0.0128839 Jy ! Component: 200 - total flux cleaned = 0.0134568 Jy ! Total flux subtracted in 200 components = 0.0134568 Jy ! Clean residual min=-0.008982 max=0.012246 Jy/beam ! Clean residual mean=0.000020 rms=0.002389 Jy/beam ! Combined flux in latest and established models = 1.24929 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 1.24929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088924Jy sigma=0.384480 ! Fit after self-cal, rms=0.088749Jy sigma=0.383058 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 (-28.5, -19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00877273 Jy ! Component: 100 - total flux cleaned = 0.0116845 Jy ! Component: 150 - total flux cleaned = 0.0138161 Jy ! Component: 200 - total flux cleaned = 0.0146266 Jy ! Total flux subtracted in 200 components = 0.0146266 Jy ! Clean residual min=-0.008054 max=0.010381 Jy/beam ! Clean residual mean=0.000013 rms=0.002116 Jy/beam ! Combined flux in latest and established models = 1.26392 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 1.26392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086501Jy sigma=0.372701 ! Fit after self-cal, rms=0.086361Jy sigma=0.371996 ! Inverting map ! Added new window around map position (-15, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00721049 Jy ! Component: 100 - total flux cleaned = 0.00962098 Jy ! Component: 150 - total flux cleaned = 0.011169 Jy ! Component: 200 - total flux cleaned = 0.0122331 Jy ! Total flux subtracted in 200 components = 0.0122331 Jy ! Clean residual min=-0.007079 max=0.009340 Jy/beam ! Clean residual mean=0.000009 rms=0.001892 Jy/beam ! Combined flux in latest and established models = 1.27615 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 122 components and 1.27615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085074Jy sigma=0.364332 ! Fit after self-cal, rms=0.085023Jy sigma=0.364104 ! Inverting map ! Added new window around map position (10.5, 41). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322998 Jy ! Component: 100 - total flux cleaned = 0.00210224 Jy ! Component: 150 - total flux cleaned = 0.00135163 Jy ! Component: 200 - total flux cleaned = 0.00134945 Jy ! Total flux subtracted in 200 components = 0.00134945 Jy ! Clean residual min=-0.006498 max=0.006935 Jy/beam ! Clean residual mean=0.000009 rms=0.001728 Jy/beam ! Combined flux in latest and established models = 1.2775 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 143 components and 1.2775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083693Jy sigma=0.357277 ! Fit after self-cal, rms=0.083686Jy sigma=0.357093 ! 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. ! ! Fit before self-cal, rms=0.083686Jy sigma=0.357093 ! Fit after self-cal, rms=0.083063Jy sigma=0.354455 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.406 mas, bmaj=5.705 mas, bpa=1.937 degrees ! Estimated noise=1.40769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354183 Jy ! Component: 100 - total flux cleaned = 0.00441918 Jy ! Component: 150 - total flux cleaned = 0.00534829 Jy ! Component: 200 - total flux cleaned = 0.00635072 Jy ! Total flux subtracted in 200 components = 0.00635072 Jy ! Clean residual min=-0.005538 max=0.006668 Jy/beam ! Clean residual mean=0.000009 rms=0.001568 Jy/beam ! Combined flux in latest and established models = 1.28385 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 155 components and 1.28385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082386Jy sigma=0.350850 ! Fit after self-cal, rms=0.082368Jy sigma=0.350771 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 = 0.000569864 Jy ! Component: 100 - total flux cleaned = 0.000959589 Jy ! Component: 150 - total flux cleaned = 0.00108618 Jy ! Component: 200 - total flux cleaned = 0.0013265 Jy ! Total flux subtracted in 200 components = 0.0013265 Jy ! Clean residual min=-0.005426 max=0.006486 Jy/beam ! Clean residual mean=0.000008 rms=0.001507 Jy/beam ! Combined flux in latest and established models = 1.28518 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 165 components and 1.28518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081989Jy sigma=0.348757 ! Fit after self-cal, rms=0.081982Jy sigma=0.348736 ! Inverting map ! Added new window around map position (-45.5, -58.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372286 Jy ! Component: 100 - total flux cleaned = 0.00497011 Jy ! Component: 150 - total flux cleaned = 0.00610568 Jy ! Component: 200 - total flux cleaned = 0.00705094 Jy ! Total flux subtracted in 200 components = 0.00705094 Jy ! Clean residual min=-0.005009 max=0.005543 Jy/beam ! Clean residual mean=0.000009 rms=0.001396 Jy/beam ! Combined flux in latest and established models = 1.29223 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 182 components and 1.29223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081417Jy sigma=0.345348 ! Fit after self-cal, rms=0.081399Jy sigma=0.345281 ! 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. ! ! Fit before self-cal, rms=0.081399Jy sigma=0.345281 ! Fit after self-cal, rms=0.081246Jy sigma=0.344575 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.675 mas, bmaj=9.442 mas, bpa=8.955 degrees ! Estimated noise=1.91262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173968 Jy ! Component: 100 - total flux cleaned = 0.00271988 Jy ! Component: 150 - total flux cleaned = 0.00411779 Jy ! Component: 200 - total flux cleaned = 0.0049262 Jy ! Total flux subtracted in 200 components = 0.0049262 Jy ! Clean residual min=-0.006036 max=0.007637 Jy/beam ! Clean residual mean=0.000015 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 1.29716 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 201 components and 1.29715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080972Jy sigma=0.343674 ! Fit after self-cal, rms=0.080963Jy sigma=0.343567 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 (20, 17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521317 Jy ! Component: 100 - total flux cleaned = 0.00584283 Jy ! Component: 150 - total flux cleaned = 0.00571396 Jy ! Component: 200 - total flux cleaned = 0.0059441 Jy ! Total flux subtracted in 200 components = 0.0059441 Jy ! Clean residual min=-0.005485 max=0.005331 Jy/beam ! Clean residual mean=0.000005 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 1.3031 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 232 components and 1.3031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080524Jy sigma=0.341750 ! Fit after self-cal, rms=0.080503Jy sigma=0.341565 ! 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=3.402 mas, bmaj=5.703 mas, bpa=2.019 degrees ! Estimated noise=1.40801 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.402 x 5.703 at 2.019 degrees (North through East) ! Clean map min=-0.0095863 max=1.0068 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. ! ! Fit before self-cal, rms=0.080503Jy sigma=0.341565 ! Fit after self-cal, rms=0.073630Jy sigma=0.301851 ! Inverting map and beam ! Estimated beam: bmin=3.4 mas, bmaj=5.701 mas, bpa=2 degrees ! Estimated noise=1.40869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265399 Jy ! Component: 100 - total flux cleaned = 0.00343831 Jy ! Component: 150 - total flux cleaned = 0.00358469 Jy ! Component: 200 - total flux cleaned = 0.00408619 Jy ! Total flux subtracted in 200 components = 0.00408619 Jy ! Clean residual min=-0.004581 max=0.004756 Jy/beam ! Clean residual mean=0.000002 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 1.30718 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 264 components and 1.30718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073087Jy sigma=0.298257 ! Fit after self-cal, rms=0.073070Jy sigma=0.298194 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000501713 Jy ! Component: 100 - total flux cleaned = 0.000501644 Jy ! Component: 150 - total flux cleaned = 0.00061236 Jy ! Component: 200 - total flux cleaned = 0.000614105 Jy ! Total flux subtracted in 200 components = 0.000614105 Jy ! Clean residual min=-0.004233 max=0.004434 Jy/beam ! Clean residual mean=0.000002 rms=0.001043 Jy/beam ! Combined flux in latest and established models = 1.3078 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 275 components and 1.3078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072775Jy sigma=0.296254 ! Fit after self-cal, rms=0.072765Jy sigma=0.296237 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072765Jy sigma=0.296237 ! Fit after self-cal, rms=0.072784Jy sigma=0.296068 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=2.882 mas, bmaj=4.828 mas, bpa=-1.393 degrees ! Estimated noise=2.41967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.778204 Jy ! Component: 100 - total flux cleaned = 0.957311 Jy ! Component: 150 - total flux cleaned = 1.03568 Jy ! Component: 200 - total flux cleaned = 1.08809 Jy ! Total flux subtracted in 200 components = 1.08809 Jy ! Clean residual min=-0.015453 max=0.029262 Jy/beam ! Clean residual mean=-0.000001 rms=0.004646 Jy/beam ! Combined flux in latest and established models = 1.08809 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 27 model components to the UV plane model. ! The established model now contains 27 components and 1.08809 Jy ! Inverting map and beam ! Estimated beam: bmin=3.399 mas, bmaj=5.699 mas, bpa=2.04 degrees ! Estimated noise=1.40908 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 = 0.0565548 Jy ! Component: 100 - total flux cleaned = 0.0927096 Jy ! Component: 150 - total flux cleaned = 0.117266 Jy ! Component: 200 - total flux cleaned = 0.135153 Jy ! Total flux subtracted in 200 components = 0.135153 Jy ! Clean residual min=-0.010128 max=0.012425 Jy/beam ! Clean residual mean=0.000021 rms=0.002773 Jy/beam ! Combined flux in latest and established models = 1.22324 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 71 components and 1.22324 Jy ! Inverting map ! Added new window around map position (2, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145051 Jy ! Component: 100 - total flux cleaned = 0.0249755 Jy ! Component: 150 - total flux cleaned = 0.0320673 Jy ! Component: 200 - total flux cleaned = 0.0369027 Jy ! Total flux subtracted in 200 components = 0.0369027 Jy ! Clean residual min=-0.007517 max=0.008155 Jy/beam ! Clean residual mean=0.000015 rms=0.002061 Jy/beam ! Combined flux in latest and established models = 1.26014 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 111 components and 1.26014 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=7.668 mas, bmaj=9.435 mas, bpa=9.011 degrees ! Estimated noise=1.9168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129342 Jy ! Component: 100 - total flux cleaned = 0.0199468 Jy ! Component: 150 - total flux cleaned = 0.0223669 Jy ! Component: 200 - total flux cleaned = 0.0229101 Jy ! Total flux subtracted in 200 components = 0.0229101 Jy ! Clean residual min=-0.006311 max=0.006658 Jy/beam ! Clean residual mean=0.000009 rms=0.001889 Jy/beam ! Combined flux in latest and established models = 1.28305 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 = 0.000975122 Jy ! Component: 100 - total flux cleaned = 0.00186948 Jy ! Component: 150 - total flux cleaned = 0.00308822 Jy ! Component: 200 - total flux cleaned = 0.00439197 Jy ! Total flux subtracted in 200 components = 0.00439197 Jy ! Clean residual min=-0.005678 max=0.005256 Jy/beam ! Clean residual mean=0.000006 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 1.28744 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 208 components and 1.28744 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.399 mas, bmaj=5.699 mas, bpa=2.04 degrees ! Estimated noise=1.40908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042153 Jy ! Component: 100 - total flux cleaned = 0.00561345 Jy ! Component: 150 - total flux cleaned = 0.00624341 Jy ! Component: 200 - total flux cleaned = 0.00701884 Jy ! Total flux subtracted in 200 components = 0.00701884 Jy ! Clean residual min=-0.005807 max=0.005184 Jy/beam ! Clean residual mean=0.000005 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 1.29446 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 239 components and 1.29446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074399Jy sigma=0.306146 ! Fit after self-cal, rms=0.074221Jy sigma=0.305079 wmodel J1215+3448_S_map.mod ! Writing 239 model components to file: J1215+3448_S_map.mod wobs J1215+3448_S_uvs.fits ! Writing UV FITS file: J1215+3448_S_uvs.fits wwins J1215+3448_S_map.win ! wwins: Wrote 8 windows to J1215+3448_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 = -0.000972761 Jy ! Component: 100 - total flux cleaned = -0.000240832 Jy ! Component: 150 - total flux cleaned = 0.000369634 Jy ! Component: 200 - total flux cleaned = 0.000704181 Jy ! Component: 250 - total flux cleaned = 0.00070314 Jy ! Component: 300 - total flux cleaned = 0.000781289 Jy ! Component: 350 - total flux cleaned = 0.000858517 Jy ! Component: 400 - total flux cleaned = 0.000859425 Jy ! Component: 450 - total flux cleaned = 0.000859913 Jy ! Component: 500 - total flux cleaned = 0.00100339 Jy ! Component: 550 - total flux cleaned = 0.00107225 Jy ! Component: 600 - total flux cleaned = 0.00127507 Jy ! Component: 650 - total flux cleaned = 0.0012098 Jy ! Component: 700 - total flux cleaned = 0.00133842 Jy ! Component: 750 - total flux cleaned = 0.0015271 Jy ! Component: 800 - total flux cleaned = 0.00152713 Jy ! Component: 850 - total flux cleaned = 0.00164803 Jy ! Component: 900 - total flux cleaned = 0.00200436 Jy ! Component: 950 - total flux cleaned = 0.0022924 Jy ! Component: 1000 - total flux cleaned = 0.00223373 Jy ! Component: 1050 - total flux cleaned = 0.00240186 Jy ! Component: 1100 - total flux cleaned = 0.0024026 Jy ! Component: 1150 - total flux cleaned = 0.00256617 Jy ! Component: 1200 - total flux cleaned = 0.00272625 Jy ! Component: 1250 - total flux cleaned = 0.00283039 Jy ! Component: 1300 - total flux cleaned = 0.0027785 Jy ! Component: 1350 - total flux cleaned = 0.00303129 Jy ! Component: 1400 - total flux cleaned = 0.00307997 Jy ! Component: 1450 - total flux cleaned = 0.00307942 Jy ! Component: 1500 - total flux cleaned = 0.00322481 Jy ! Component: 1550 - total flux cleaned = 0.00308357 Jy ! Component: 1600 - total flux cleaned = 0.00331732 Jy ! Component: 1650 - total flux cleaned = 0.0033613 Jy ! Component: 1700 - total flux cleaned = 0.00331706 Jy ! Component: 1750 - total flux cleaned = 0.00349537 Jy ! Component: 1800 - total flux cleaned = 0.00349444 Jy ! Component: 1850 - total flux cleaned = 0.00353709 Jy ! Component: 1900 - total flux cleaned = 0.00370716 Jy ! Component: 1950 - total flux cleaned = 0.00370789 Jy ! Component: 2000 - total flux cleaned = 0.00383155 Jy ! Component: 2050 - total flux cleaned = 0.00383009 Jy ! Component: 2100 - total flux cleaned = 0.00390976 Jy ! Component: 2150 - total flux cleaned = 0.00390937 Jy ! Component: 2200 - total flux cleaned = 0.00390891 Jy ! Component: 2250 - total flux cleaned = 0.00394697 Jy ! Component: 2300 - total flux cleaned = 0.00398528 Jy ! Component: 2350 - total flux cleaned = 0.0039851 Jy ! Component: 2400 - total flux cleaned = 0.00394883 Jy ! Component: 2450 - total flux cleaned = 0.00394903 Jy ! Component: 2500 - total flux cleaned = 0.00409335 Jy ! Component: 2550 - total flux cleaned = 0.00402271 Jy ! Component: 2600 - total flux cleaned = 0.00412745 Jy ! Component: 2650 - total flux cleaned = 0.00416187 Jy ! Component: 2700 - total flux cleaned = 0.00416178 Jy ! Component: 2750 - total flux cleaned = 0.00419546 Jy ! Component: 2800 - total flux cleaned = 0.00409676 Jy ! Component: 2850 - total flux cleaned = 0.00409741 Jy ! Component: 2900 - total flux cleaned = 0.00406574 Jy ! Component: 2950 - total flux cleaned = 0.00422509 Jy ! Component: 3000 - total flux cleaned = 0.00409961 Jy ! Component: 3050 - total flux cleaned = 0.00409999 Jy ! Component: 3100 - total flux cleaned = 0.00403815 Jy ! Component: 3150 - total flux cleaned = 0.00406773 Jy ! Component: 3200 - total flux cleaned = 0.0039779 Jy ! Component: 3250 - total flux cleaned = 0.00385902 Jy ! Component: 3300 - total flux cleaned = 0.00383021 Jy ! Component: 3350 - total flux cleaned = 0.00391756 Jy ! Component: 3400 - total flux cleaned = 0.00386059 Jy ! Component: 3450 - total flux cleaned = 0.00391662 Jy ! Component: 3500 - total flux cleaned = 0.00386021 Jy ! Component: 3550 - total flux cleaned = 0.00383282 Jy ! Component: 3600 - total flux cleaned = 0.0038596 Jy ! Component: 3650 - total flux cleaned = 0.00388635 Jy ! Component: 3700 - total flux cleaned = 0.00388574 Jy ! Component: 3750 - total flux cleaned = 0.00372775 Jy ! Component: 3800 - total flux cleaned = 0.00377987 Jy ! Component: 3850 - total flux cleaned = 0.00377986 Jy ! Component: 3900 - total flux cleaned = 0.00390687 Jy ! Component: 3950 - total flux cleaned = 0.00385628 Jy ! Component: 4000 - total flux cleaned = 0.00398158 Jy ! Component: 4050 - total flux cleaned = 0.00390713 Jy ! Total flux subtracted in 4096 components = 0.00393131 Jy ! Clean residual min=-0.001237 max=0.001417 Jy/beam ! Clean residual mean=0.000002 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 1.2984 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 524 components and 1.29839 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1215+3448_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.399 x 5.699 at 2.04 degrees (North through East) ! Clean map min=-0.0064503 max=1.0028 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1215+3448_S_map.fits wmodel /image_prod/ug002_uva//J1215+3448_S_map.mod ! Writing 524 model components to file: /image_prod/ug002_uva//J1215+3448_S_map.mod wobs /image_prod/ug002_uva//J1215+3448_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1215+3448_S_uvs.fits wwins /image_prod/ug002_uva//J1215+3448_S_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1215+3448_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.00277 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000449556 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.134495 0.134495 0.26899 0.537979 1.07596 2.15192 4.30383 8.60766 17.2153 34.4307 68.8613 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.002 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2230.57 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1215+3448_S_dfm.log closed on Thu Mar 5 00:31:27 2020