! Started logfile: .//J2334-0439_C_dfm.log on Mon Jan 20 19:29:57 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J2334-0439_C_uva.fits ! Reading UV FITS file: .//J2334-0439_C_uva.fits ! AN table 1: 15 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2334-0439 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 67 lines of history. ! ! Reading 1800 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2334-0439_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000428Jy sigma=20.764656 ! Fit after self-cal, rms=0.978967Jy sigma=20.338049 ! 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=2.397 mas, bmaj=12.09 mas, bpa=-12.53 degrees ! Estimated noise=1.01666 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 = 0.0166623 Jy ! Component: 100 - total flux cleaned = 0.0203175 Jy ! Total flux subtracted in 100 components = 0.0203175 Jy ! Clean residual min=-0.002593 max=0.002860 Jy/beam ! Clean residual mean=-0.000001 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.0203175 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0203175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037197Jy sigma=0.682445 ! Fit after self-cal, rms=0.035525Jy sigma=0.648023 ! 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=2.821 mas, bmaj=11.77 mas, bpa=-12.37 degrees ! Estimated noise=0.822814 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 = 0.00244989 Jy ! Component: 100 - total flux cleaned = 0.00274312 Jy ! Component: 150 - total flux cleaned = 0.0030913 Jy ! Component: 200 - total flux cleaned = 0.00336699 Jy ! Total flux subtracted in 200 components = 0.00336699 Jy ! Clean residual min=-0.002221 max=0.002509 Jy/beam ! Clean residual mean=-0.000000 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.0236844 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 34 components and 0.0236844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.035217Jy sigma=0.644195 ! Fit after self-cal, rms=0.035171Jy sigma=0.643766 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.821 x 11.77 at -12.37 degrees (North through East) ! Clean map min=-0.0022012 max=0.023751 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.69 HN 0.76 KP 0.96 NL 1.06 ! OV 0.75 PT 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.68 HN 0.74 KP 1.15 NL 1.07 ! OV 1.20 PT 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.02 KP 1.18 NL 1.07 ! OV 1.04 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.87 HN 1.05 KP 0.94 NL 1.16 ! OV 0.99 PT 1.10 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.83 HN 1.10 KP 1.20 NL 0.98 ! OV 1.06 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 0.99 KP 0.99 NL 1.07 ! OV 1.06 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 HN 0.88 KP 0.98 NL 0.91 ! OV 1.20 PT 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.78 HN 1.06 KP 1.18 NL 1.06 ! OV 1.12 PT 0.96 ! ! ! Fit before self-cal, rms=0.035171Jy sigma=0.643766 ! Fit after self-cal, rms=0.033303Jy sigma=0.637718 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.818 mas, bmaj=11.63 mas, bpa=-12.48 degrees ! Estimated noise=0.817735 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 = 8.67908e-05 Jy ! Component: 100 - total flux cleaned = 0.000246761 Jy ! Component: 150 - total flux cleaned = 0.000245418 Jy ! Component: 200 - total flux cleaned = 0.000266334 Jy ! Total flux subtracted in 200 components = 0.000266334 Jy ! Clean residual min=-0.001799 max=0.001979 Jy/beam ! Clean residual mean=0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0239508 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.0239508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033268Jy sigma=0.636937 ! Fit after self-cal, rms=0.033383Jy sigma=0.634961 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033383Jy sigma=0.634961 ! Fit after self-cal, rms=0.034234Jy sigma=0.634175 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.818 mas, bmaj=11.5 mas, bpa=-12.5 degrees ! Estimated noise=0.814538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188555 Jy ! Component: 100 - total flux cleaned = 0.000250529 Jy ! Component: 150 - total flux cleaned = 0.000284977 Jy ! Component: 200 - total flux cleaned = 0.00025554 Jy ! Total flux subtracted in 200 components = 0.00025554 Jy ! Clean residual min=-0.001857 max=0.002085 Jy/beam ! Clean residual mean=0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0242063 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 80 components and 0.0242063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034215Jy sigma=0.633685 ! Fit after self-cal, rms=0.034338Jy sigma=0.633402 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 (60, 76.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000987976 Jy ! Component: 100 - total flux cleaned = 0.000747344 Jy ! Component: 150 - total flux cleaned = 0.000631965 Jy ! Component: 200 - total flux cleaned = 0.000476442 Jy ! Total flux subtracted in 200 components = 0.000476442 Jy ! Clean residual min=-0.001524 max=0.001481 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.0246828 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 100 components and 0.0246828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034175Jy sigma=0.630835 ! Fit after self-cal, rms=0.034161Jy sigma=0.629990 ! Inverting map ! Added new window around map position (-6.9, 45.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012181 Jy ! Component: 100 - total flux cleaned = 0.00140602 Jy ! Component: 150 - total flux cleaned = 0.00139952 Jy ! Component: 200 - total flux cleaned = 0.00149543 Jy ! Total flux subtracted in 200 components = 0.00149543 Jy ! Clean residual min=-0.001279 max=0.001257 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0261782 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 122 components and 0.0261782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034021Jy sigma=0.627963 ! Fit after self-cal, rms=0.034001Jy sigma=0.627253 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034001Jy sigma=0.627253 ! Fit after self-cal, rms=0.033606Jy sigma=0.626803 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.826 mas, bmaj=11.39 mas, bpa=-12.38 degrees ! Estimated noise=0.804858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105192 Jy ! Component: 100 - total flux cleaned = 0.00112779 Jy ! Component: 150 - total flux cleaned = 0.000999784 Jy ! Component: 200 - total flux cleaned = 0.000916554 Jy ! Total flux subtracted in 200 components = 0.000916554 Jy ! Clean residual min=-0.001136 max=0.001176 Jy/beam ! Clean residual mean=-0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0270948 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 136 components and 0.0270947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033508Jy sigma=0.625459 ! Fit after self-cal, rms=0.033464Jy sigma=0.624630 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 = 0.000769011 Jy ! Component: 100 - total flux cleaned = 0.000737931 Jy ! Component: 150 - total flux cleaned = 0.000578851 Jy ! Component: 200 - total flux cleaned = 0.000508286 Jy ! Total flux subtracted in 200 components = 0.000508286 Jy ! Clean residual min=-0.001007 max=0.001216 Jy/beam ! Clean residual mean=-0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.027603 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 157 components and 0.027603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033388Jy sigma=0.623743 ! Fit after self-cal, rms=0.033379Jy sigma=0.623367 ! Inverting map ! Added new window around map position (48.3, 51.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000991529 Jy ! Component: 100 - total flux cleaned = 0.00118426 Jy ! Component: 150 - total flux cleaned = 0.00128499 Jy ! Component: 200 - total flux cleaned = 0.0011716 Jy ! Total flux subtracted in 200 components = 0.0011716 Jy ! Clean residual min=-0.000993 max=0.001085 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0287746 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 197 components and 0.0287746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033283Jy sigma=0.621880 ! Fit after self-cal, rms=0.033266Jy sigma=0.621469 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033266Jy sigma=0.621469 ! Fit after self-cal, rms=0.032964Jy sigma=0.621018 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.733 mas, bmaj=10.97 mas, bpa=-11.91 degrees ! Estimated noise=0.845251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000352784 Jy ! Component: 100 - total flux cleaned = 0.000356809 Jy ! Component: 150 - total flux cleaned = 0.000474663 Jy ! Component: 200 - total flux cleaned = 0.000435135 Jy ! Total flux subtracted in 200 components = 0.000435135 Jy ! Clean residual min=-0.000910 max=0.001006 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0292098 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 228 components and 0.0292098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032908Jy sigma=0.620157 ! Fit after self-cal, rms=0.032888Jy sigma=0.619867 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 = 0.000123323 Jy ! Component: 100 - total flux cleaned = 7.34513e-06 Jy ! Component: 150 - total flux cleaned = -9.58953e-05 Jy ! Component: 200 - total flux cleaned = -0.000189608 Jy ! Total flux subtracted in 200 components = -0.000189608 Jy ! Clean residual min=-0.000896 max=0.000996 Jy/beam ! Clean residual mean=0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0290202 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 254 components and 0.0290202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032850Jy sigma=0.619302 ! Fit after self-cal, rms=0.032799Jy sigma=0.618594 ! Inverting map ! Added new window around map position (27.6, -30.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000682413 Jy ! Component: 100 - total flux cleaned = 0.00108417 Jy ! Component: 150 - total flux cleaned = 0.00117073 Jy ! Component: 200 - total flux cleaned = 0.00120921 Jy ! Total flux subtracted in 200 components = 0.00120921 Jy ! Clean residual min=-0.000860 max=0.000689 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0302294 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 294 components and 0.0302294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032750Jy sigma=0.617674 ! Fit after self-cal, rms=0.032744Jy sigma=0.617448 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.824 mas, bmaj=11.4 mas, bpa=-12.26 degrees ! Estimated noise=0.803241 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.824 x 11.4 at -12.26 degrees (North through East) ! Clean map min=-0.0020415 max=0.024011 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.403 mas, bmaj=11.61 mas, bpa=-12.23 degrees ! Estimated noise=0.983459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179829 Jy ! Component: 100 - total flux cleaned = 0.0229623 Jy ! Component: 150 - total flux cleaned = 0.025184 Jy ! Component: 200 - total flux cleaned = 0.0256688 Jy ! Total flux subtracted in 200 components = 0.0256688 Jy ! Clean residual min=-0.002582 max=0.002547 Jy/beam ! Clean residual mean=-0.000001 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.0256687 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0256687 Jy ! Inverting map and beam ! Estimated beam: bmin=2.824 mas, bmaj=11.4 mas, bpa=-12.26 degrees ! Estimated noise=0.803241 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 = -0.00175827 Jy ! Component: 100 - total flux cleaned = -0.00306292 Jy ! Component: 150 - total flux cleaned = -0.00305949 Jy ! Component: 200 - total flux cleaned = -0.00257759 Jy ! Total flux subtracted in 200 components = -0.00257759 Jy ! Clean residual min=-0.001756 max=0.001778 Jy/beam ! Clean residual mean=-0.000001 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.0230912 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 72 components and 0.0230912 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.733 mas, bmaj=10.97 mas, bpa=-11.91 degrees ! Estimated noise=0.845251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000330121 Jy ! Component: 100 - total flux cleaned = 0.000911526 Jy ! Component: 150 - total flux cleaned = 0.00158168 Jy ! Component: 200 - total flux cleaned = 0.00214741 Jy ! Total flux subtracted in 200 components = 0.00214741 Jy ! Clean residual min=-0.001374 max=0.001188 Jy/beam ! Clean residual mean=-0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0252386 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 = 0.000380249 Jy ! Component: 100 - total flux cleaned = 0.000826032 Jy ! Component: 150 - total flux cleaned = 0.0011484 Jy ! Component: 200 - total flux cleaned = 0.00141993 Jy ! Total flux subtracted in 200 components = 0.00141993 Jy ! Clean residual min=-0.001227 max=0.000931 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0266585 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 148 components and 0.0266585 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.824 mas, bmaj=11.4 mas, bpa=-12.26 degrees ! Estimated noise=0.803241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000240984 Jy ! Component: 100 - total flux cleaned = 0.000337922 Jy ! Component: 150 - total flux cleaned = 0.000549049 Jy ! Component: 200 - total flux cleaned = 0.000741595 Jy ! Total flux subtracted in 200 components = 0.000741595 Jy ! Clean residual min=-0.001138 max=0.001031 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0274001 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 189 components and 0.0274001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032784Jy sigma=0.618213 ! Fit after self-cal, rms=0.032791Jy sigma=0.617835 wmodel J2334-0439_C_map.mod ! Writing 189 model components to file: J2334-0439_C_map.mod wobs J2334-0439_C_uvs.fits ! Writing UV FITS file: J2334-0439_C_uvs.fits wwins J2334-0439_C_map.win ! wwins: Wrote 5 windows to J2334-0439_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000334174 Jy ! Component: 100 - total flux cleaned = -0.000320728 Jy ! Component: 150 - total flux cleaned = -0.000449334 Jy ! Component: 200 - total flux cleaned = -0.000543566 Jy ! Component: 250 - total flux cleaned = -0.000646683 Jy ! Component: 300 - total flux cleaned = -0.000695814 Jy ! Component: 350 - total flux cleaned = -0.000719624 Jy ! Component: 400 - total flux cleaned = -0.000685085 Jy ! Component: 450 - total flux cleaned = -0.000651991 Jy ! Component: 500 - total flux cleaned = -0.00065225 Jy ! Component: 550 - total flux cleaned = -0.000631052 Jy ! Component: 600 - total flux cleaned = -0.000610254 Jy ! Component: 650 - total flux cleaned = -0.00055988 Jy ! Component: 700 - total flux cleaned = -0.000530379 Jy ! Component: 750 - total flux cleaned = -0.000491852 Jy ! Component: 800 - total flux cleaned = -0.000463334 Jy ! Component: 850 - total flux cleaned = -0.000426215 Jy ! Component: 900 - total flux cleaned = -0.000398984 Jy ! Component: 950 - total flux cleaned = -0.000398947 Jy ! Component: 1000 - total flux cleaned = -0.000390168 Jy ! Component: 1050 - total flux cleaned = -0.000398827 Jy ! Component: 1100 - total flux cleaned = -0.000407226 Jy ! Component: 1150 - total flux cleaned = -0.000398957 Jy ! Component: 1200 - total flux cleaned = -0.000415321 Jy ! Component: 1250 - total flux cleaned = -0.000431404 Jy ! Component: 1300 - total flux cleaned = -0.000447233 Jy ! Component: 1350 - total flux cleaned = -0.000447134 Jy ! Component: 1400 - total flux cleaned = -0.000462451 Jy ! Component: 1450 - total flux cleaned = -0.000477513 Jy ! Component: 1500 - total flux cleaned = -0.000484922 Jy ! Component: 1550 - total flux cleaned = -0.000477537 Jy ! Component: 1600 - total flux cleaned = -0.000492239 Jy ! Component: 1650 - total flux cleaned = -0.000520965 Jy ! Component: 1700 - total flux cleaned = -0.000535122 Jy ! Component: 1750 - total flux cleaned = -0.000563129 Jy ! Component: 1800 - total flux cleaned = -0.000577004 Jy ! Component: 1850 - total flux cleaned = -0.000597614 Jy ! Component: 1900 - total flux cleaned = -0.00062476 Jy ! Component: 1950 - total flux cleaned = -0.000658393 Jy ! Component: 2000 - total flux cleaned = -0.000685119 Jy ! Component: 2050 - total flux cleaned = -0.000718129 Jy ! Component: 2100 - total flux cleaned = -0.000744297 Jy ! Component: 2150 - total flux cleaned = -0.000757271 Jy ! Component: 2200 - total flux cleaned = -0.000783058 Jy ! Component: 2250 - total flux cleaned = -0.000789502 Jy ! Component: 2300 - total flux cleaned = -0.000795877 Jy ! Component: 2350 - total flux cleaned = -0.000814859 Jy ! Component: 2400 - total flux cleaned = -0.000827425 Jy ! Component: 2450 - total flux cleaned = -0.000839864 Jy ! Component: 2500 - total flux cleaned = -0.000852316 Jy ! Component: 2550 - total flux cleaned = -0.000852385 Jy ! Component: 2600 - total flux cleaned = -0.000883126 Jy ! Component: 2650 - total flux cleaned = -0.000889231 Jy ! Component: 2700 - total flux cleaned = -0.000919638 Jy ! Component: 2750 - total flux cleaned = -0.00094382 Jy ! Component: 2800 - total flux cleaned = -0.000967888 Jy ! Component: 2850 - total flux cleaned = -0.00098586 Jy ! Component: 2900 - total flux cleaned = -0.00101564 Jy ! Component: 2950 - total flux cleaned = -0.0010334 Jy ! Component: 3000 - total flux cleaned = -0.0010452 Jy ! Component: 3050 - total flux cleaned = -0.00105109 Jy ! Component: 3100 - total flux cleaned = -0.00106871 Jy ! Component: 3150 - total flux cleaned = -0.0010687 Jy ! Component: 3200 - total flux cleaned = -0.00107455 Jy ! Component: 3250 - total flux cleaned = -0.00107455 Jy ! Component: 3300 - total flux cleaned = -0.00108035 Jy ! Component: 3350 - total flux cleaned = -0.00108608 Jy ! Component: 3400 - total flux cleaned = -0.00109185 Jy ! Component: 3450 - total flux cleaned = -0.00108042 Jy ! Component: 3500 - total flux cleaned = -0.00109759 Jy ! Component: 3550 - total flux cleaned = -0.00109761 Jy ! Component: 3600 - total flux cleaned = -0.00110334 Jy ! Component: 3650 - total flux cleaned = -0.00111469 Jy ! Component: 3700 - total flux cleaned = -0.00113741 Jy ! Component: 3750 - total flux cleaned = -0.0011374 Jy ! Component: 3800 - total flux cleaned = -0.00114871 Jy ! Component: 3850 - total flux cleaned = -0.00117134 Jy ! Component: 3900 - total flux cleaned = -0.00117701 Jy ! Component: 3950 - total flux cleaned = -0.00118828 Jy ! Component: 4000 - total flux cleaned = -0.00120523 Jy ! Component: 4050 - total flux cleaned = -0.00121089 Jy ! Total flux subtracted in 4096 components = -0.00122778 Jy ! Clean residual min=-0.000315 max=0.000290 Jy/beam ! Clean residual mean=-0.000001 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0261723 Jy keep ! Adding 258 model components to the UV plane model. ! The established model now contains 445 components and 0.0261723 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2334-0439_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.824 x 11.4 at -12.26 degrees (North through East) ! Clean map min=-0.0021261 max=0.022098 Jy/beam ! Writing clean map to FITS file: .//J2334-0439_C_map.fits wmodel .//J2334-0439_C_map.mod ! Writing 445 model components to file: .//J2334-0439_C_map.mod wobs .//J2334-0439_C_uvs.fits ! Writing UV FITS file: .//J2334-0439_C_uvs.fits wwins .//J2334-0439_C_map.win ! wwins: Wrote 6 windows to .//J2334-0439_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0220978 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105715 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.43519 1.43519 2.87038 5.74077 11.4815 22.9631 45.9262 91.8523 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 209.031 quit ! Quitting program ! Log file .//J2334-0439_C_dfm.log closed on Mon Jan 20 19:30:01 2020