! Started logfile: /image_prod/ug002_uva//J1800+7828_S_l_dfm.log on Thu Mar 5 03:35:29 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//J1800+7828_S_l_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1800+7828_S_l_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! AN table 3: 7 integrations on 36 of 36 possible baselines. ! AN table 4: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.887897 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 44 lines of history. ! ! Reading 2685 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 J1800+7828_S_l] 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 5 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 6 telescope corrections were flagged in sub-array 3. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 6 telescope corrections were flagged in sub-array 3. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 6 telescope corrections were flagged in sub-array 3. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.999101Jy sigma=7.028466 ! Fit after self-cal, rms=0.786047Jy sigma=2.701020 ! 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=2.961 mas, bmaj=3.709 mas, bpa=-42.33 degrees ! Estimated noise=4.59419 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 = 1.30347 Jy ! Component: 100 - total flux cleaned = 1.61961 Jy ! Total flux subtracted in 100 components = 1.61961 Jy ! Clean residual min=-0.039654 max=0.122126 Jy/beam ! Clean residual mean=-0.000470 rms=0.011197 Jy/beam ! Combined flux in latest and established models = 1.61961 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.61961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.302713Jy sigma=0.975653 ! Fit after self-cal, rms=0.302494Jy sigma=0.974599 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126025 Jy ! Component: 100 - total flux cleaned = 0.184457 Jy ! Total flux subtracted in 100 components = 0.184457 Jy ! Clean residual min=-0.030780 max=0.059080 Jy/beam ! Clean residual mean=-0.000258 rms=0.007878 Jy/beam ! Combined flux in latest and established models = 1.80406 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 1.80406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.237483Jy sigma=0.723439 ! Fit after self-cal, rms=0.237220Jy sigma=0.722206 ! Inverting map ! Added new window around map position (-8.5, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0570091 Jy ! Component: 100 - total flux cleaned = 0.0906248 Jy ! Total flux subtracted in 100 components = 0.0906248 Jy ! Clean residual min=-0.028651 max=0.034484 Jy/beam ! Clean residual mean=-0.000167 rms=0.007052 Jy/beam ! Combined flux in latest and established models = 1.89469 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 1.89469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.216156Jy sigma=0.652311 ! Fit after self-cal, rms=0.214640Jy sigma=0.647023 ! 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=3.422 mas, bmaj=4.18 mas, bpa=-38.35 degrees ! Estimated noise=3.9538 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 (-5.5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0430656 Jy ! Component: 100 - total flux cleaned = 0.0692973 Jy ! Component: 150 - total flux cleaned = 0.0786842 Jy ! Component: 200 - total flux cleaned = 0.0825361 Jy ! Total flux subtracted in 200 components = 0.0825361 Jy ! Clean residual min=-0.025212 max=0.035829 Jy/beam ! Clean residual mean=-0.000216 rms=0.006781 Jy/beam ! Combined flux in latest and established models = 1.97722 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 46 components and 1.97722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.202488Jy sigma=0.610457 ! Fit after self-cal, rms=0.201577Jy sigma=0.606744 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.422 x 4.18 at -38.35 degrees (North through East) ! Clean map min=-0.023811 max=1.68 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 KP 1.07 LA 0.98 ! MK 1.02 NL 0.97 OV 0.98 PT 0.98 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.08 HN 0.99 LA 1.00 ! MK 1.03 NL 1.00 OV 0.98 PT 1.00 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.04 HN 0.98 KP 0.97 ! LA 0.99 MK 0.98 OV 0.97 PT 0.99 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.96 HN 1.05 KP 0.99 ! LA 1.01 MK 0.98 NL 0.97 OV 0.97 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 KP 1.16 LA 0.97 ! MK 1.06 NL 0.97 OV 0.97 PT 1.00 ! SC 0.66 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 HN 0.98 LA 0.98 ! MK 1.06 NL 0.89 OV 0.97 PT 0.99 ! SC 1.11 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.03 HN 0.96 KP 0.93 ! LA 0.99 MK 0.99 OV 0.98 PT 0.97 ! SC 1.55 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.98 HN 1.04 KP 0.98 ! LA 0.99 MK 1.01 NL 1.10 OV 0.96 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 KP 1.10 LA 0.97 ! MK 1.03 NL 0.90 OV 0.97 PT 1.02 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.02 HN 0.97 LA 0.99 ! MK 1.05 NL 1.08 OV 0.97 PT 1.00 ! SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.05 HN 0.95 KP 0.96 ! LA 0.97 MK 0.99 OV 0.95 PT 0.99 ! SC 1.11 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 HN 1.03 KP 0.98 ! LA 1.01 MK 0.99 NL 1.11 OV 0.98 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.201577Jy sigma=0.606744 ! Fit after self-cal, rms=0.115684Jy sigma=0.369018 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.438 mas, bmaj=4.191 mas, bpa=-37.5 degrees ! Estimated noise=3.9575 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 (-30, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0272042 Jy ! Component: 100 - total flux cleaned = 0.0456978 Jy ! Component: 150 - total flux cleaned = 0.0557342 Jy ! Component: 200 - total flux cleaned = 0.0638254 Jy ! Total flux subtracted in 200 components = 0.0638254 Jy ! Clean residual min=-0.011538 max=0.017294 Jy/beam ! Clean residual mean=-0.000013 rms=0.002962 Jy/beam ! Combined flux in latest and established models = 2.04105 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 79 components and 2.04105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.106918Jy sigma=0.336517 ! Fit after self-cal, rms=0.106233Jy sigma=0.333831 ! Inverting map ! Added new window around map position (-42.5, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171957 Jy ! Component: 100 - total flux cleaned = 0.0271929 Jy ! Component: 150 - total flux cleaned = 0.0351869 Jy ! Component: 200 - total flux cleaned = 0.0421441 Jy ! Total flux subtracted in 200 components = 0.0421441 Jy ! Clean residual min=-0.010160 max=0.012240 Jy/beam ! Clean residual mean=-0.000006 rms=0.002454 Jy/beam ! Combined flux in latest and established models = 2.08319 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 110 components and 2.08319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101838Jy sigma=0.317883 ! Fit after self-cal, rms=0.101570Jy sigma=0.317030 ! 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=0.101570Jy sigma=0.317030 ! Fit after self-cal, rms=0.100485Jy sigma=0.313681 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.438 mas, bmaj=4.186 mas, bpa=-37.61 degrees ! Estimated noise=3.95467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109579 Jy ! Component: 100 - total flux cleaned = 0.0181048 Jy ! Component: 150 - total flux cleaned = 0.0240044 Jy ! Component: 200 - total flux cleaned = 0.0281535 Jy ! Total flux subtracted in 200 components = 0.0281535 Jy ! Clean residual min=-0.009297 max=0.011339 Jy/beam ! Clean residual mean=-0.000006 rms=0.002158 Jy/beam ! Combined flux in latest and established models = 2.11135 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 134 components and 2.11135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098364Jy sigma=0.305667 ! Fit after self-cal, rms=0.098207Jy sigma=0.305147 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 (-30, -18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108678 Jy ! Component: 100 - total flux cleaned = 0.0159674 Jy ! Component: 150 - total flux cleaned = 0.020581 Jy ! Component: 200 - total flux cleaned = 0.0239868 Jy ! Total flux subtracted in 200 components = 0.0239868 Jy ! Clean residual min=-0.008109 max=0.009958 Jy/beam ! Clean residual mean=-0.000005 rms=0.001917 Jy/beam ! Combined flux in latest and established models = 2.13533 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 154 components and 2.13533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096373Jy sigma=0.298204 ! Fit after self-cal, rms=0.096326Jy sigma=0.297917 ! Inverting map ! Added new window around map position (-17, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100127 Jy ! Component: 100 - total flux cleaned = 0.013755 Jy ! Component: 150 - total flux cleaned = 0.0162416 Jy ! Component: 200 - total flux cleaned = 0.0188641 Jy ! Total flux subtracted in 200 components = 0.0188641 Jy ! Clean residual min=-0.007474 max=0.007669 Jy/beam ! Clean residual mean=0.000019 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 2.1542 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 171 components and 2.1542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.094692Jy sigma=0.292494 ! Fit after self-cal, rms=0.094636Jy sigma=0.292119 ! Inverting map ! Added new window around map position (-33.5, 16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00545343 Jy ! Component: 100 - total flux cleaned = 0.00821709 Jy ! Component: 150 - total flux cleaned = 0.00999556 Jy ! Component: 200 - total flux cleaned = 0.0113175 Jy ! Total flux subtracted in 200 components = 0.0113175 Jy ! Clean residual min=-0.006764 max=0.006975 Jy/beam ! Clean residual mean=0.000020 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 2.16552 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 185 components and 2.16552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093768Jy sigma=0.289034 ! Fit after self-cal, rms=0.093726Jy sigma=0.288872 ! Inverting map ! Added new window around map position (33, 77.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00619896 Jy ! Component: 100 - total flux cleaned = 0.00842067 Jy ! Component: 150 - total flux cleaned = 0.00998073 Jy ! Component: 200 - total flux cleaned = 0.011145 Jy ! Total flux subtracted in 200 components = 0.011145 Jy ! Clean residual min=-0.006190 max=0.006340 Jy/beam ! Clean residual mean=0.000018 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 2.17666 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 200 components and 2.17666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092992Jy sigma=0.286394 ! Fit after self-cal, rms=0.092974Jy sigma=0.286262 ! 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=0.092974Jy sigma=0.286262 ! Fit after self-cal, rms=0.092510Jy sigma=0.284489 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.436 mas, bmaj=4.182 mas, bpa=-37.66 degrees ! Estimated noise=3.95587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0049078 Jy ! Component: 100 - total flux cleaned = 0.00907345 Jy ! Component: 150 - total flux cleaned = 0.0119266 Jy ! Component: 200 - total flux cleaned = 0.0137272 Jy ! Total flux subtracted in 200 components = 0.0137272 Jy ! Clean residual min=-0.005793 max=0.005886 Jy/beam ! Clean residual mean=0.000004 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 2.19039 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 218 components and 2.19039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091975Jy sigma=0.282691 ! Fit after self-cal, rms=0.091981Jy sigma=0.282629 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 (-61.5, 49.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521516 Jy ! Component: 100 - total flux cleaned = 0.00773967 Jy ! Component: 150 - total flux cleaned = 0.00964545 Jy ! Component: 200 - total flux cleaned = 0.0113004 Jy ! Total flux subtracted in 200 components = 0.0113004 Jy ! Clean residual min=-0.005780 max=0.005026 Jy/beam ! Clean residual mean=0.000008 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 2.20169 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 232 components and 2.20169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091511Jy sigma=0.280956 ! Fit after self-cal, rms=0.091495Jy sigma=0.280902 ! 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=0.091495Jy sigma=0.280902 ! Fit after self-cal, rms=0.091439Jy sigma=0.280695 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.447 mas, bmaj=9.196 mas, bpa=-23.11 degrees ! Estimated noise=5.51843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00566311 Jy ! Component: 100 - total flux cleaned = 0.00970386 Jy ! Component: 150 - total flux cleaned = 0.0122052 Jy ! Component: 200 - total flux cleaned = 0.0143197 Jy ! Total flux subtracted in 200 components = 0.0143197 Jy ! Clean residual min=-0.006189 max=0.008418 Jy/beam ! Clean residual mean=0.000017 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 2.21601 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 251 components and 2.21601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091233Jy sigma=0.280348 ! Fit after self-cal, rms=0.091212Jy sigma=0.280219 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 (-46, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00876787 Jy ! Component: 100 - total flux cleaned = 0.0139262 Jy ! Component: 150 - total flux cleaned = 0.0175368 Jy ! Component: 200 - total flux cleaned = 0.0205009 Jy ! Total flux subtracted in 200 components = 0.0205009 Jy ! Clean residual min=-0.006161 max=0.005521 Jy/beam ! Clean residual mean=0.000016 rms=0.001502 Jy/beam ! Combined flux in latest and established models = 2.23651 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 296 components and 2.23651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090801Jy sigma=0.278980 ! Fit after self-cal, rms=0.090775Jy sigma=0.278812 ! 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=3.434 mas, bmaj=4.181 mas, bpa=-37.66 degrees ! Estimated noise=3.95617 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.434 x 4.181 at -37.66 degrees (North through East) ! Clean map min=-0.0051143 max=1.6796 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=0.090775Jy sigma=0.278812 ! Fit after self-cal, rms=0.082726Jy sigma=0.249085 ! Inverting map and beam ! Estimated beam: bmin=3.433 mas, bmaj=4.18 mas, bpa=-37.65 degrees ! Estimated noise=3.95547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028306 Jy ! Component: 100 - total flux cleaned = 0.00443214 Jy ! Component: 150 - total flux cleaned = 0.00577885 Jy ! Component: 200 - total flux cleaned = 0.00612142 Jy ! Total flux subtracted in 200 components = 0.00612142 Jy ! Clean residual min=-0.005161 max=0.005411 Jy/beam ! Clean residual mean=0.000006 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 2.24263 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 323 components and 2.24263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082372Jy sigma=0.247623 ! Fit after self-cal, rms=0.082361Jy sigma=0.247593 ! Inverting map ! Added new window around map position (-79, -119). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270809 Jy ! Component: 100 - total flux cleaned = 0.00451632 Jy ! Component: 150 - total flux cleaned = 0.00572556 Jy ! Component: 200 - total flux cleaned = 0.00624788 Jy ! Total flux subtracted in 200 components = 0.00624788 Jy ! Clean residual min=-0.004826 max=0.005104 Jy/beam ! Clean residual mean=0.000007 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 2.24888 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 337 components and 2.24888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081923Jy sigma=0.246175 ! Fit after self-cal, rms=0.081913Jy sigma=0.246121 ! Inverting map ! Added new window around map position (84, -32.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225171 Jy ! Component: 100 - total flux cleaned = 0.00347989 Jy ! Component: 150 - total flux cleaned = 0.00460617 Jy ! Component: 200 - total flux cleaned = 0.00538092 Jy ! Total flux subtracted in 200 components = 0.00538092 Jy ! Clean residual min=-0.004724 max=0.004112 Jy/beam ! Clean residual mean=0.000007 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 2.25426 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 353 components and 2.25426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081565Jy sigma=0.244670 ! Fit after self-cal, rms=0.081547Jy sigma=0.244623 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081547Jy sigma=0.244623 ! Fit after self-cal, rms=0.081513Jy sigma=0.244425 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=2.973 mas, bmaj=3.7 mas, bpa=-42.09 degrees ! Estimated noise=4.58397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.29846 Jy ! Component: 100 - total flux cleaned = 1.61562 Jy ! Component: 150 - total flux cleaned = 1.74782 Jy ! Component: 200 - total flux cleaned = 1.82588 Jy ! Total flux subtracted in 200 components = 1.82588 Jy ! Clean residual min=-0.019252 max=0.040441 Jy/beam ! Clean residual mean=-0.000208 rms=0.004860 Jy/beam ! Combined flux in latest and established models = 1.82588 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.82588 Jy ! Inverting map and beam ! Estimated beam: bmin=3.432 mas, bmaj=4.18 mas, bpa=-37.65 degrees ! Estimated noise=3.95561 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 = 0.0622718 Jy ! Component: 100 - total flux cleaned = 0.103541 Jy ! Component: 150 - total flux cleaned = 0.135673 Jy ! Component: 200 - total flux cleaned = 0.162118 Jy ! Total flux subtracted in 200 components = 0.162118 Jy ! Clean residual min=-0.013063 max=0.018462 Jy/beam ! Clean residual mean=-0.000158 rms=0.003484 Jy/beam ! Combined flux in latest and established models = 1.988 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 58 components and 1.988 Jy ! Inverting map ! Added new window around map position (-24, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.023098 Jy ! Component: 100 - total flux cleaned = 0.0431555 Jy ! Component: 150 - total flux cleaned = 0.0609219 Jy ! Component: 200 - total flux cleaned = 0.0768068 Jy ! Total flux subtracted in 200 components = 0.0768068 Jy ! Clean residual min=-0.010264 max=0.010649 Jy/beam ! Clean residual mean=-0.000088 rms=0.002552 Jy/beam ! Combined flux in latest and established models = 2.0648 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 92 components and 2.0648 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=8.444 mas, bmaj=9.195 mas, bpa=-23.12 degrees ! Estimated noise=5.5203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0273606 Jy ! Component: 100 - total flux cleaned = 0.0489737 Jy ! Component: 150 - total flux cleaned = 0.0666738 Jy ! Component: 200 - total flux cleaned = 0.0814475 Jy ! Total flux subtracted in 200 components = 0.0814475 Jy ! Clean residual min=-0.008520 max=0.009010 Jy/beam ! Clean residual mean=-0.000086 rms=0.002818 Jy/beam ! Combined flux in latest and established models = 2.14625 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 = 0.0124676 Jy ! Component: 100 - total flux cleaned = 0.0232155 Jy ! Component: 150 - total flux cleaned = 0.0326199 Jy ! Component: 200 - total flux cleaned = 0.0408815 Jy ! Total flux subtracted in 200 components = 0.0408815 Jy ! Clean residual min=-0.005867 max=0.006483 Jy/beam ! Clean residual mean=-0.000041 rms=0.001986 Jy/beam ! Combined flux in latest and established models = 2.18713 Jy ! Adding 181 model components to the UV plane model. ! The established model now contains 263 components and 2.18713 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.432 mas, bmaj=4.18 mas, bpa=-37.65 degrees ! Estimated noise=3.95561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439662 Jy ! Component: 100 - total flux cleaned = 0.00919577 Jy ! Component: 150 - total flux cleaned = 0.0137731 Jy ! Component: 200 - total flux cleaned = 0.0187157 Jy ! Total flux subtracted in 200 components = 0.0187157 Jy ! Clean residual min=-0.006295 max=0.006387 Jy/beam ! Clean residual mean=-0.000009 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 2.20585 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 288 components and 2.20585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084742Jy sigma=0.258189 ! Fit after self-cal, rms=0.084413Jy sigma=0.256330 wmodel J1800+7828_S_l_map.mod ! Writing 288 model components to file: J1800+7828_S_l_map.mod wobs J1800+7828_S_l_uvs.fits ! Writing UV FITS file: J1800+7828_S_l_uvs.fits wwins J1800+7828_S_l_map.win ! wwins: Wrote 14 windows to J1800+7828_S_l_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 = -0.00108881 Jy ! Component: 100 - total flux cleaned = -0.000773112 Jy ! Component: 150 - total flux cleaned = -0.000176414 Jy ! Component: 200 - total flux cleaned = -8.21608e-05 Jy ! Component: 250 - total flux cleaned = 0.000102656 Jy ! Component: 300 - total flux cleaned = 0.000101887 Jy ! Component: 350 - total flux cleaned = 0.00027691 Jy ! Component: 400 - total flux cleaned = 0.000189203 Jy ! Component: 450 - total flux cleaned = 0.000189012 Jy ! Component: 500 - total flux cleaned = 2.64987e-05 Jy ! Component: 550 - total flux cleaned = 2.79263e-05 Jy ! Component: 600 - total flux cleaned = -0.000128726 Jy ! Component: 650 - total flux cleaned = -0.000358097 Jy ! Component: 700 - total flux cleaned = -0.000433472 Jy ! Component: 750 - total flux cleaned = -0.000583247 Jy ! Component: 800 - total flux cleaned = -0.000656836 Jy ! Component: 850 - total flux cleaned = -0.000943293 Jy ! Component: 900 - total flux cleaned = -0.000802133 Jy ! Component: 950 - total flux cleaned = -0.00087153 Jy ! Component: 1000 - total flux cleaned = -0.000666168 Jy ! Component: 1050 - total flux cleaned = -0.000803371 Jy ! Component: 1100 - total flux cleaned = -0.000737222 Jy ! Component: 1150 - total flux cleaned = -0.000803466 Jy ! Component: 1200 - total flux cleaned = -0.000804369 Jy ! Component: 1250 - total flux cleaned = -0.000740146 Jy ! Component: 1300 - total flux cleaned = -0.000740197 Jy ! Component: 1350 - total flux cleaned = -0.00067747 Jy ! Component: 1400 - total flux cleaned = -0.000617163 Jy ! Component: 1450 - total flux cleaned = -0.000738779 Jy ! Component: 1500 - total flux cleaned = -0.000439313 Jy ! Component: 1550 - total flux cleaned = -0.000380403 Jy ! Component: 1600 - total flux cleaned = -0.000439314 Jy ! Component: 1650 - total flux cleaned = -0.000383068 Jy ! Component: 1700 - total flux cleaned = -0.000498061 Jy ! Component: 1750 - total flux cleaned = -0.000385008 Jy ! Component: 1800 - total flux cleaned = -0.000552127 Jy ! Component: 1850 - total flux cleaned = -0.000331559 Jy ! Component: 1900 - total flux cleaned = -0.00054914 Jy ! Component: 1950 - total flux cleaned = -0.000549067 Jy ! Component: 2000 - total flux cleaned = -0.000496177 Jy ! Component: 2050 - total flux cleaned = -0.000443081 Jy ! Component: 2100 - total flux cleaned = -0.000496101 Jy ! Component: 2150 - total flux cleaned = -0.000340027 Jy ! Component: 2200 - total flux cleaned = -0.000238112 Jy ! Component: 2250 - total flux cleaned = -0.000237527 Jy ! Component: 2300 - total flux cleaned = -0.000337636 Jy ! Component: 2350 - total flux cleaned = -3.90387e-05 Jy ! Component: 2400 - total flux cleaned = 0.000108422 Jy ! Component: 2450 - total flux cleaned = -0.000134906 Jy ! Component: 2500 - total flux cleaned = 0.000107215 Jy ! Component: 2550 - total flux cleaned = 5.92014e-05 Jy ! Component: 2600 - total flux cleaned = 0.000154673 Jy ! Component: 2650 - total flux cleaned = 0.00020181 Jy ! Component: 2700 - total flux cleaned = 0.000155817 Jy ! Component: 2750 - total flux cleaned = 6.42461e-05 Jy ! Component: 2800 - total flux cleaned = 0.000201737 Jy ! Component: 2850 - total flux cleaned = 0.00038342 Jy ! Component: 2900 - total flux cleaned = 0.000383428 Jy ! Component: 2950 - total flux cleaned = 0.000204944 Jy ! Component: 3000 - total flux cleaned = 0.000293143 Jy ! Component: 3050 - total flux cleaned = 0.00020552 Jy ! Component: 3100 - total flux cleaned = 0.000118896 Jy ! Component: 3150 - total flux cleaned = 0.000161723 Jy ! Component: 3200 - total flux cleaned = 0.000246922 Jy ! Component: 3250 - total flux cleaned = 0.000416877 Jy ! Component: 3300 - total flux cleaned = 0.000289885 Jy ! Component: 3350 - total flux cleaned = 0.000164509 Jy ! Component: 3400 - total flux cleaned = 0.000164796 Jy ! Component: 3450 - total flux cleaned = 8.1991e-05 Jy ! Component: 3500 - total flux cleaned = 0.000122465 Jy ! Component: 3550 - total flux cleaned = 0.000203396 Jy ! Component: 3600 - total flux cleaned = 8.29268e-05 Jy ! Component: 3650 - total flux cleaned = 0.000123043 Jy ! Component: 3700 - total flux cleaned = 4.37995e-05 Jy ! Component: 3750 - total flux cleaned = 0.000161692 Jy ! Component: 3800 - total flux cleaned = 0.000122737 Jy ! Component: 3850 - total flux cleaned = 0.000200181 Jy ! Component: 3900 - total flux cleaned = 8.51267e-05 Jy ! Component: 3950 - total flux cleaned = 0.000237963 Jy ! Component: 4000 - total flux cleaned = 0.000162172 Jy ! Component: 4050 - total flux cleaned = 8.68e-05 Jy ! Total flux subtracted in 4096 components = 0.000161772 Jy ! Clean residual min=-0.001862 max=0.002103 Jy/beam ! Clean residual mean=-0.000010 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 2.20601 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 585 components and 2.20601 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1800+7828_S_l_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.432 x 4.18 at -37.65 degrees (North through East) ! Clean map min=-0.0045716 max=1.6748 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1800+7828_S_l_map.fits wmodel /image_prod/ug002_uva//J1800+7828_S_l_map.mod ! Writing 585 model components to file: /image_prod/ug002_uva//J1800+7828_S_l_map.mod wobs /image_prod/ug002_uva//J1800+7828_S_l_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1800+7828_S_l_uvs.fits wwins /image_prod/ug002_uva//J1800+7828_S_l_map.win ! wwins: Wrote 15 windows to /image_prod/ug002_uva//J1800+7828_S_l_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.67483 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000651345 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.11667 0.11667 0.233341 0.466682 0.933364 1.86673 3.73345 7.46691 14.9338 29.8676 59.7353 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.674 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2571.34 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1800+7828_S_l_dfm.log closed on Thu Mar 5 03:35:34 2020