! Started logfile: /tmp/maps//J1241+1649_C_20180602_dfm.log on Wed Jul 4 23:21:13 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /tmp/maps//J1241+1649_C_20180602_uva.fits ! Reading UV FITS file: /tmp/maps//J1241+1649_C_20180602_uva.fits ! AN table 1: 41 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.98916 visibilities/baseline/integration-bin. ! Found source: J1241+1649 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 11680 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 J1241+1649_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011022Jy sigma=25.006916 ! Fit after self-cal, rms=0.869422Jy sigma=21.520933 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.366 mas, bmaj=3.404 mas, bpa=17.91 degrees ! Estimated noise=0.435422 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 = 0.0992863 Jy ! Component: 100 - total flux cleaned = 0.121287 Jy ! Total flux subtracted in 100 components = 0.121287 Jy ! Clean residual min=-0.004117 max=0.007326 Jy/beam ! Clean residual mean=0.000001 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.121287 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.121287 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=0.035135Jy sigma=0.774686 ! Fit after self-cal, rms=0.035112Jy sigma=0.773620 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793681 Jy ! Component: 100 - total flux cleaned = 0.0111995 Jy ! Total flux subtracted in 100 components = 0.0111995 Jy ! Clean residual min=-0.003748 max=0.003091 Jy/beam ! Clean residual mean=-0.000000 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.132487 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.132487 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=0.032906Jy sigma=0.716050 ! Fit after self-cal, rms=0.032888Jy sigma=0.715280 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.787 mas, bmaj=3.77 mas, bpa=13.08 degrees ! Estimated noise=0.273508 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 = 0.00325493 Jy ! Component: 100 - total flux cleaned = 0.00420167 Jy ! Component: 150 - total flux cleaned = 0.00424755 Jy ! Component: 200 - total flux cleaned = 0.0042874 Jy ! Total flux subtracted in 200 components = 0.0042874 Jy ! Clean residual min=-0.003612 max=0.002719 Jy/beam ! Clean residual mean=0.000000 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.136774 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.136774 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=0.032555Jy sigma=0.706982 ! Fit after self-cal, rms=0.032541Jy sigma=0.706689 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.787 x 3.77 at 13.08 degrees (North through East) ! Clean map min=-0.0035578 max=0.12998 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 1.00 KP 0.93 ! LA 1.01 MK 0.97 NL 1.07 OV 1.05 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 1.00 KP 0.92 ! LA 1.01 MK 0.96 NL 1.07 OV 1.02 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.99 KP 0.95 ! LA 1.02 MK 1.05 NL 1.06 OV 1.01 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.99 KP 0.94 ! LA 1.00 MK 0.99 NL 1.05 OV 1.17 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.98 KP 0.92 ! LA 1.01 MK 0.96 NL 1.07 OV 1.02 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.98 KP 0.94 ! LA 1.01 MK 0.96 NL 1.05 OV 1.02 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.99 KP 0.95 ! LA 1.01 MK 0.96 NL 1.05 OV 1.01 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.99 KP 0.94 ! LA 1.02 MK 0.96 NL 1.04 OV 1.02 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.032541Jy sigma=0.706689 ! Fit after self-cal, rms=0.031431Jy sigma=0.676221 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.778 mas, bmaj=3.778 mas, bpa=12.78 degrees ! Estimated noise=0.272427 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 (3, -3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171013 Jy ! Component: 100 - total flux cleaned = 0.00241286 Jy ! Component: 150 - total flux cleaned = 0.00275693 Jy ! Component: 200 - total flux cleaned = 0.00291271 Jy ! Total flux subtracted in 200 components = 0.00291271 Jy ! Clean residual min=-0.000979 max=0.001312 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.139687 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 0.139687 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=0.031330Jy sigma=0.673376 ! Fit after self-cal, rms=0.031326Jy sigma=0.673198 ! Inverting map ! Added new window around map position (-16.2, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000906267 Jy ! Component: 100 - total flux cleaned = 0.00130243 Jy ! Component: 150 - total flux cleaned = 0.00153923 Jy ! Component: 200 - total flux cleaned = 0.00163609 Jy ! Total flux subtracted in 200 components = 0.00163609 Jy ! Clean residual min=-0.000890 max=0.000903 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.141323 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.141323 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=0.031285Jy sigma=0.671835 ! Fit after self-cal, rms=0.031282Jy sigma=0.671795 ! 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=0.031282Jy sigma=0.671795 ! Fit after self-cal, rms=0.031219Jy sigma=0.671720 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.776 mas, bmaj=3.776 mas, bpa=12.77 degrees ! Estimated noise=0.272063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102168 Jy ! Component: 100 - total flux cleaned = 0.000225057 Jy ! Component: 150 - total flux cleaned = 0.000320649 Jy ! Component: 200 - total flux cleaned = 0.000386404 Jy ! Total flux subtracted in 200 components = 0.000386404 Jy ! Clean residual min=-0.000863 max=0.000883 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.141709 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.141709 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=0.031210Jy sigma=0.671419 ! Fit after self-cal, rms=0.031210Jy sigma=0.671411 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.27274e-06 Jy ! Component: 100 - total flux cleaned = 3.11817e-05 Jy ! Component: 150 - total flux cleaned = 6.82885e-05 Jy ! Component: 200 - total flux cleaned = 0.000102796 Jy ! Total flux subtracted in 200 components = 0.000102796 Jy ! Clean residual min=-0.000856 max=0.000859 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.141812 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 95 components and 0.141812 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=0.031205Jy sigma=0.671258 ! Fit after self-cal, rms=0.031205Jy sigma=0.671255 ! 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=0.031205Jy sigma=0.671255 ! Fit after self-cal, rms=0.031162Jy sigma=0.670293 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.776 mas, bmaj=3.776 mas, bpa=12.75 degrees ! Estimated noise=0.272131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.76231e-05 Jy ! Component: 100 - total flux cleaned = 2.57199e-05 Jy ! Component: 150 - total flux cleaned = 6.71392e-05 Jy ! Component: 200 - total flux cleaned = 9.07369e-05 Jy ! Total flux subtracted in 200 components = 9.07369e-05 Jy ! Clean residual min=-0.000828 max=0.000836 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.141903 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 104 components and 0.141903 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=0.031157Jy sigma=0.670168 ! Fit after self-cal, rms=0.031157Jy sigma=0.670165 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 = -4.89503e-05 Jy ! Component: 100 - total flux cleaned = -4.90255e-05 Jy ! Component: 150 - total flux cleaned = -3.48844e-05 Jy ! Component: 200 - total flux cleaned = -7.67684e-06 Jy ! Total flux subtracted in 200 components = -7.67684e-06 Jy ! Clean residual min=-0.000824 max=0.000814 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.141895 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 113 components and 0.141895 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=0.031155Jy sigma=0.670087 ! Fit after self-cal, rms=0.031155Jy sigma=0.670084 ! 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=0.031155Jy sigma=0.670084 ! Fit after self-cal, rms=0.031103Jy sigma=0.669571 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.304 mas, bmaj=4.931 mas, bpa=-1.389 degrees ! Estimated noise=0.338595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.99842e-05 Jy ! Component: 100 - total flux cleaned = -6.82447e-05 Jy ! Component: 150 - total flux cleaned = -8.62159e-05 Jy ! Component: 200 - total flux cleaned = -7.19968e-05 Jy ! Total flux subtracted in 200 components = -7.19968e-05 Jy ! Clean residual min=-0.000868 max=0.001090 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.141823 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 124 components and 0.141823 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=0.031102Jy sigma=0.669538 ! Fit after self-cal, rms=0.031102Jy sigma=0.669528 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 = -2.2335e-05 Jy ! Component: 100 - total flux cleaned = -1.59373e-05 Jy ! Component: 150 - total flux cleaned = 1.85296e-05 Jy ! Component: 200 - total flux cleaned = 3.94133e-05 Jy ! Total flux subtracted in 200 components = 3.94133e-05 Jy ! Clean residual min=-0.000867 max=0.001059 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.141862 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 137 components and 0.141863 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=0.031102Jy sigma=0.669521 ! Fit after self-cal, rms=0.031102Jy sigma=0.669517 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.776 mas, bmaj=3.776 mas, bpa=12.74 degrees ! Estimated noise=0.272102 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.776 x 3.776 at 12.74 degrees (North through East) ! Clean map min=-0.00078118 max=0.12983 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.358 mas, bmaj=3.409 mas, bpa=17.47 degrees ! Estimated noise=0.43216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0985382 Jy ! Component: 100 - total flux cleaned = 0.120558 Jy ! Component: 150 - total flux cleaned = 0.128528 Jy ! Component: 200 - total flux cleaned = 0.132699 Jy ! Total flux subtracted in 200 components = 0.132699 Jy ! Clean residual min=-0.001686 max=0.002023 Jy/beam ! Clean residual mean=0.000000 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.132699 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.132699 Jy ! Inverting map and beam ! Estimated beam: bmin=1.776 mas, bmaj=3.776 mas, bpa=12.74 degrees ! Estimated noise=0.272102 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 = 0.00317909 Jy ! Component: 100 - total flux cleaned = 0.00506569 Jy ! Component: 150 - total flux cleaned = 0.00619707 Jy ! Component: 200 - total flux cleaned = 0.00702056 Jy ! Total flux subtracted in 200 components = 0.00702056 Jy ! Clean residual min=-0.001153 max=0.000947 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.13972 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 41 components and 0.13972 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=3.304 mas, bmaj=4.931 mas, bpa=-1.389 degrees ! Estimated noise=0.338595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122199 Jy ! Component: 100 - total flux cleaned = 0.00187219 Jy ! Component: 150 - total flux cleaned = 0.00226759 Jy ! Component: 200 - total flux cleaned = 0.00244837 Jy ! Total flux subtracted in 200 components = 0.00244837 Jy ! Clean residual min=-0.000922 max=0.001173 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.142168 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 = 0.00011841 Jy ! Component: 100 - total flux cleaned = 0.000206591 Jy ! Component: 150 - total flux cleaned = 0.000283445 Jy ! Component: 200 - total flux cleaned = 0.000303024 Jy ! Total flux subtracted in 200 components = 0.000303024 Jy ! Clean residual min=-0.000888 max=0.001121 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.142471 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 94 components and 0.142471 Jy ! Inverting map ! Added new window around map position (49.8, -37.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000931484 Jy ! Component: 100 - total flux cleaned = 0.00138655 Jy ! Component: 150 - total flux cleaned = 0.0016949 Jy ! Component: 200 - total flux cleaned = 0.00186373 Jy ! Total flux subtracted in 200 components = 0.00186373 Jy ! Clean residual min=-0.000725 max=0.000797 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.144335 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 126 components and 0.144335 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.776 mas, bmaj=3.776 mas, bpa=12.74 degrees ! Estimated noise=0.272102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124477 Jy ! Component: 100 - total flux cleaned = 0.000312984 Jy ! Component: 150 - total flux cleaned = 0.000380906 Jy ! Component: 200 - total flux cleaned = 0.000445243 Jy ! Total flux subtracted in 200 components = 0.000445243 Jy ! Clean residual min=-0.000808 max=0.000740 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.14478 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 161 components and 0.14478 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=0.031105Jy sigma=0.669644 ! Fit after self-cal, rms=0.031100Jy sigma=0.669527 wmodel J1241+1649_C_map.mod ! Writing 161 model components to file: J1241+1649_C_map.mod wobs J1241+1649_C_uvs.fits ! Writing UV FITS file: J1241+1649_C_uvs.fits wwins J1241+1649_C_map.win ! wwins: Wrote 4 windows to J1241+1649_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 = -0.000261861 Jy ! Component: 100 - total flux cleaned = -0.000423411 Jy ! Component: 150 - total flux cleaned = -0.000538667 Jy ! Component: 200 - total flux cleaned = -0.00066067 Jy ! Component: 250 - total flux cleaned = -0.000743073 Jy ! Component: 300 - total flux cleaned = -0.000788709 Jy ! Component: 350 - total flux cleaned = -0.000855344 Jy ! Component: 400 - total flux cleaned = -0.000887756 Jy ! Component: 450 - total flux cleaned = -0.000909064 Jy ! Component: 500 - total flux cleaned = -0.000950326 Jy ! Component: 550 - total flux cleaned = -0.000950011 Jy ! Component: 600 - total flux cleaned = -0.000950125 Jy ! Component: 650 - total flux cleaned = -0.00096976 Jy ! Component: 700 - total flux cleaned = -0.000998357 Jy ! Component: 750 - total flux cleaned = -0.000988963 Jy ! Component: 800 - total flux cleaned = -0.00101679 Jy ! Component: 850 - total flux cleaned = -0.00105335 Jy ! Component: 900 - total flux cleaned = -0.00105337 Jy ! Component: 950 - total flux cleaned = -0.00108912 Jy ! Component: 1000 - total flux cleaned = -0.00109778 Jy ! Component: 1050 - total flux cleaned = -0.00113238 Jy ! Component: 1100 - total flux cleaned = -0.00111514 Jy ! Component: 1150 - total flux cleaned = -0.00112372 Jy ! Component: 1200 - total flux cleaned = -0.00115723 Jy ! Component: 1250 - total flux cleaned = -0.00114065 Jy ! Component: 1300 - total flux cleaned = -0.00114063 Jy ! Component: 1350 - total flux cleaned = -0.00115686 Jy ! Component: 1400 - total flux cleaned = -0.00116496 Jy ! Component: 1450 - total flux cleaned = -0.00120472 Jy ! Component: 1500 - total flux cleaned = -0.00121253 Jy ! Component: 1550 - total flux cleaned = -0.00124357 Jy ! Component: 1600 - total flux cleaned = -0.001228 Jy ! Component: 1650 - total flux cleaned = -0.00122044 Jy ! Component: 1700 - total flux cleaned = -0.00121291 Jy ! Component: 1750 - total flux cleaned = -0.00122789 Jy ! Component: 1800 - total flux cleaned = -0.00120555 Jy ! Component: 1850 - total flux cleaned = -0.00122751 Jy ! Component: 1900 - total flux cleaned = -0.00119084 Jy ! Component: 1950 - total flux cleaned = -0.00119085 Jy ! Component: 2000 - total flux cleaned = -0.0011836 Jy ! Component: 2050 - total flux cleaned = -0.00116931 Jy ! Component: 2100 - total flux cleaned = -0.00116929 Jy ! Component: 2150 - total flux cleaned = -0.00114828 Jy ! Component: 2200 - total flux cleaned = -0.0011553 Jy ! Component: 2250 - total flux cleaned = -0.00115529 Jy ! Component: 2300 - total flux cleaned = -0.00114832 Jy ! Component: 2350 - total flux cleaned = -0.00114144 Jy ! Component: 2400 - total flux cleaned = -0.00110753 Jy ! Component: 2450 - total flux cleaned = -0.00110751 Jy ! Component: 2500 - total flux cleaned = -0.00108744 Jy ! Component: 2550 - total flux cleaned = -0.00108079 Jy ! Component: 2600 - total flux cleaned = -0.0010346 Jy ! Component: 2650 - total flux cleaned = -0.00105438 Jy ! Component: 2700 - total flux cleaned = -0.00102829 Jy ! Component: 2750 - total flux cleaned = -0.00102179 Jy ! Component: 2800 - total flux cleaned = -0.000996059 Jy ! Component: 2850 - total flux cleaned = -0.000983295 Jy ! Component: 2900 - total flux cleaned = -0.000970544 Jy ! Component: 2950 - total flux cleaned = -0.000945225 Jy ! Component: 3000 - total flux cleaned = -0.000932653 Jy ! Component: 3050 - total flux cleaned = -0.000920153 Jy ! Component: 3100 - total flux cleaned = -0.000901519 Jy ! Component: 3150 - total flux cleaned = -0.000864449 Jy ! Component: 3200 - total flux cleaned = -0.000876716 Jy ! Component: 3250 - total flux cleaned = -0.00085222 Jy ! Component: 3300 - total flux cleaned = -0.000840068 Jy ! Component: 3350 - total flux cleaned = -0.000827987 Jy ! Component: 3400 - total flux cleaned = -0.000821965 Jy ! Component: 3450 - total flux cleaned = -0.000809994 Jy ! Component: 3500 - total flux cleaned = -0.00078025 Jy ! Component: 3550 - total flux cleaned = -0.000756533 Jy ! Component: 3600 - total flux cleaned = -0.000756542 Jy ! Component: 3650 - total flux cleaned = -0.000727148 Jy ! Component: 3700 - total flux cleaned = -0.000697981 Jy ! Component: 3750 - total flux cleaned = -0.000697985 Jy ! Component: 3800 - total flux cleaned = -0.000669181 Jy ! Component: 3850 - total flux cleaned = -0.00065768 Jy ! Component: 3900 - total flux cleaned = -0.000657683 Jy ! Component: 3950 - total flux cleaned = -0.000657671 Jy ! Component: 4000 - total flux cleaned = -0.000629269 Jy ! Component: 4050 - total flux cleaned = -0.000601078 Jy ! Total flux subtracted in 4096 components = -0.000578677 Jy ! Clean residual min=-0.000285 max=0.000304 Jy/beam ! Clean residual mean=0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.144201 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 455 components and 0.144201 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1241+1649_C_20180602_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.776 x 3.776 at 12.74 degrees (North through East) ! Clean map min=-0.00061899 max=0.12972 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1241+1649_C_20180602_map.fits wmodel /tmp/maps//J1241+1649_C_20180602_map.mod ! Writing 455 model components to file: /tmp/maps//J1241+1649_C_20180602_map.mod wobs /tmp/maps//J1241+1649_C_20180602_uvs.fits ! Writing UV FITS file: /tmp/maps//J1241+1649_C_20180602_uvs.fits wwins /tmp/maps//J1241+1649_C_20180602_map.win ! wwins: Wrote 5 windows to /tmp/maps//J1241+1649_C_20180602_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.12972 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000101142 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.233908 0.233908 0.467815 0.93563 1.87126 3.74252 7.48504 14.9701 29.9402 59.8803 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.129 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1282.56 quit ! Quitting program ! Log file /tmp/maps//J1241+1649_C_20180602_dfm.log closed on Wed Jul 4 23:21:17 2018