! Started logfile: .//J1921+7349_X_dfm.log on Sun Oct 21 00:05:34 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1921+7349_X_uva.fits ! Reading UV FITS file: .//J1921+7349_X_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1921+7349 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 8280 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1921+7349_X] 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 0.200x0.200 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=1.000619Jy sigma=42.023923 ! Fit after self-cal, rms=0.993097Jy sigma=41.678098 ! 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=0.6755 mas, bmaj=3.167 mas, bpa=24.05 degrees ! Estimated noise=0.40288 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 = 0.00518607 Jy ! Component: 100 - total flux cleaned = 0.0056869 Jy ! Total flux subtracted in 100 components = 0.0056869 Jy ! Clean residual min=-0.001542 max=0.002506 Jy/beam ! Clean residual mean=0.000009 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0056869 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0056869 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=0.019095Jy sigma=0.779683 ! Fit after self-cal, rms=0.017821Jy sigma=0.725402 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385773 Jy ! Component: 100 - total flux cleaned = 0.00502616 Jy ! Total flux subtracted in 100 components = 0.00502616 Jy ! Clean residual min=-0.001440 max=0.002645 Jy/beam ! Clean residual mean=0.000010 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0107131 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.0107131 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=0.017002Jy sigma=0.683970 ! Fit after self-cal, rms=0.016996Jy sigma=0.683822 ! Inverting map ! Added new window around map position (2.8, -14.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215727 Jy ! Component: 100 - total flux cleaned = 0.00326297 Jy ! Total flux subtracted in 100 components = 0.00326297 Jy ! Clean residual min=-0.001232 max=0.001834 Jy/beam ! Clean residual mean=0.000007 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.013976 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.013976 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=0.016715Jy sigma=0.670940 ! Fit after self-cal, rms=0.016630Jy sigma=0.667235 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164363 Jy ! Component: 100 - total flux cleaned = 0.002206 Jy ! Total flux subtracted in 100 components = 0.002206 Jy ! Clean residual min=-0.001251 max=0.001190 Jy/beam ! Clean residual mean=0.000005 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.016182 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.016182 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=0.016498Jy sigma=0.661388 ! Fit after self-cal, rms=0.016411Jy sigma=0.658319 ! 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=0.9183 mas, bmaj=3.151 mas, bpa=22.92 degrees ! Estimated noise=0.188913 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 = 0.00118052 Jy ! Component: 100 - total flux cleaned = 0.00169497 Jy ! Component: 150 - total flux cleaned = 0.00193963 Jy ! Component: 200 - total flux cleaned = 0.00206489 Jy ! Total flux subtracted in 200 components = 0.00206489 Jy ! Clean residual min=-0.000727 max=0.001111 Jy/beam ! Clean residual mean=0.000007 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0182469 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 54 components and 0.0182469 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=0.016318Jy sigma=0.654335 ! Fit after self-cal, rms=0.016287Jy sigma=0.652593 ! Inverting map ! Added new window around map position (2.2, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121846 Jy ! Component: 100 - total flux cleaned = 0.00196121 Jy ! Component: 150 - total flux cleaned = 0.00237912 Jy ! Component: 200 - total flux cleaned = 0.00274253 Jy ! Total flux subtracted in 200 components = 0.00274253 Jy ! Clean residual min=-0.000636 max=0.000705 Jy/beam ! Clean residual mean=0.000002 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0209894 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 89 components and 0.0209894 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=0.016184Jy sigma=0.647666 ! Fit after self-cal, rms=0.016150Jy sigma=0.646300 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9183 x 3.151 at 22.92 degrees (North through East) ! Clean map min=-0.00082735 max=0.010138 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.87 KP 0.91 ! LA 0.91 MK 1.05 NL 1.09 OV 0.96 ! PT 1.10 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.05 HN 0.98 KP 0.97 ! LA 1.02 MK 1.08 NL 1.09 OV 0.89 ! PT 1.01 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.97 KP 0.96 ! LA 0.91 MK 1.00 NL 1.01 OV 0.97 ! PT 1.05 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.12 HN 0.89 KP 0.91 ! LA 1.05 MK 0.88 NL 1.05 OV 1.03 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.15 HN 0.95 KP 0.89 ! LA 0.94 MK 0.83 NL 1.04 OV 1.07 ! PT 1.02 SC 1.11 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.00 KP 0.89 ! LA 1.06 MK 1.00 NL 0.96 OV 0.86 ! PT 1.02 SC 1.25 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.99 HN 0.98 KP 0.99 ! LA 1.04 MK 0.93 NL 1.09 OV 1.06 ! PT 1.05 SC 1.19 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 HN 0.89 KP 0.99 ! LA 1.03 MK 0.92 NL 1.08 OV 0.94 ! PT 0.97 SC 1.07 ! ! ! Fit before self-cal, rms=0.016150Jy sigma=0.646300 ! Fit after self-cal, rms=0.015807Jy sigma=0.643328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9163 mas, bmaj=3.125 mas, bpa=22.87 degrees ! Estimated noise=0.183947 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 = 0.000496896 Jy ! Component: 100 - total flux cleaned = 0.000690845 Jy ! Component: 150 - total flux cleaned = 0.000825474 Jy ! Component: 200 - total flux cleaned = 0.000900403 Jy ! Total flux subtracted in 200 components = 0.000900403 Jy ! Clean residual min=-0.000577 max=0.000491 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0218898 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.0218898 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=0.015763Jy sigma=0.641518 ! Fit after self-cal, rms=0.015772Jy sigma=0.640702 ! 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=0.015772Jy sigma=0.640702 ! Fit after self-cal, rms=0.015615Jy sigma=0.640542 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9127 mas, bmaj=3.112 mas, bpa=22.84 degrees ! Estimated noise=0.181719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00027419 Jy ! Component: 100 - total flux cleaned = 0.000451831 Jy ! Component: 150 - total flux cleaned = 0.000535215 Jy ! Component: 200 - total flux cleaned = 0.000615718 Jy ! Total flux subtracted in 200 components = 0.000615718 Jy ! Clean residual min=-0.000547 max=0.000436 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0225056 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 0.0225056 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=0.015587Jy sigma=0.639533 ! Fit after self-cal, rms=0.015582Jy sigma=0.639096 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 = 0.000180658 Jy ! Component: 100 - total flux cleaned = 0.000219524 Jy ! Component: 150 - total flux cleaned = 0.00020946 Jy ! Component: 200 - total flux cleaned = 0.000226333 Jy ! Total flux subtracted in 200 components = 0.000226333 Jy ! Clean residual min=-0.000519 max=0.000412 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0227319 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 128 components and 0.0227319 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=0.015563Jy sigma=0.638450 ! Fit after self-cal, rms=0.015543Jy sigma=0.637835 ! 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=0.015543Jy sigma=0.637835 ! Fit after self-cal, rms=0.015762Jy sigma=0.637933 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9135 mas, bmaj=3.088 mas, bpa=22.66 degrees ! Estimated noise=0.182866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000483346 Jy ! Component: 100 - total flux cleaned = 0.000543731 Jy ! Component: 150 - total flux cleaned = 0.000553476 Jy ! Component: 200 - total flux cleaned = 0.000561814 Jy ! Total flux subtracted in 200 components = 0.000561814 Jy ! Clean residual min=-0.000495 max=0.000406 Jy/beam ! Clean residual mean=-0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0232937 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.0232937 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=0.015740Jy sigma=0.637217 ! Fit after self-cal, rms=0.015728Jy sigma=0.636253 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 = 0.000113559 Jy ! Component: 100 - total flux cleaned = 0.000147672 Jy ! Component: 150 - total flux cleaned = 0.000164068 Jy ! Component: 200 - total flux cleaned = 0.000171693 Jy ! Total flux subtracted in 200 components = 0.000171693 Jy ! Clean residual min=-0.000478 max=0.000423 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0234654 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 147 components and 0.0234654 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=0.015712Jy sigma=0.635749 ! Fit after self-cal, rms=0.015697Jy sigma=0.635366 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.015697Jy sigma=0.635366 ! Fit after self-cal, rms=0.015844Jy sigma=0.635284 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.996 mas, bmaj=3.338 mas, bpa=21.03 degrees ! Estimated noise=0.228935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327232 Jy ! Component: 100 - total flux cleaned = 0.000415648 Jy ! Component: 150 - total flux cleaned = 0.000472072 Jy ! Component: 200 - total flux cleaned = 0.000493136 Jy ! Total flux subtracted in 200 components = 0.000493136 Jy ! Clean residual min=-0.000485 max=0.000415 Jy/beam ! Clean residual mean=-0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0239585 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 167 components and 0.0239585 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=0.015836Jy sigma=0.634991 ! Fit after self-cal, rms=0.015834Jy sigma=0.634831 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 = 5.59747e-05 Jy ! Component: 100 - total flux cleaned = 6.0432e-05 Jy ! Component: 150 - total flux cleaned = 6.03901e-05 Jy ! Component: 200 - total flux cleaned = 6.03942e-05 Jy ! Total flux subtracted in 200 components = 6.03942e-05 Jy ! Clean residual min=-0.000497 max=0.000424 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0240189 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 174 components and 0.0240189 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=0.015829Jy sigma=0.634670 ! Fit after self-cal, rms=0.015827Jy sigma=0.634636 ! 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=0.9152 mas, bmaj=3.076 mas, bpa=22.56 degrees ! Estimated noise=0.184244 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9152 x 3.076 at 22.56 degrees (North through East) ! Clean map min=-0.00063414 max=0.0090944 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=0.6735 mas, bmaj=3.091 mas, bpa=23.74 degrees ! Estimated noise=0.385241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00863394 Jy ! Component: 100 - total flux cleaned = 0.0127749 Jy ! Component: 150 - total flux cleaned = 0.0149634 Jy ! Component: 200 - total flux cleaned = 0.0164485 Jy ! Total flux subtracted in 200 components = 0.0164485 Jy ! Clean residual min=-0.001176 max=0.001241 Jy/beam ! Clean residual mean=0.000006 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0164485 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0164485 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9152 mas, bmaj=3.076 mas, bpa=22.56 degrees ! Estimated noise=0.184244 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 = 0.00169728 Jy ! Component: 100 - total flux cleaned = 0.0028657 Jy ! Component: 150 - total flux cleaned = 0.00375623 Jy ! Component: 200 - total flux cleaned = 0.00446956 Jy ! Total flux subtracted in 200 components = 0.00446956 Jy ! Clean residual min=-0.000686 max=0.000638 Jy/beam ! Clean residual mean=0.000005 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0209181 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 46 components and 0.0209181 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.996 mas, bmaj=3.338 mas, bpa=21.03 degrees ! Estimated noise=0.228935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000859524 Jy ! Component: 100 - total flux cleaned = 0.00145546 Jy ! Component: 150 - total flux cleaned = 0.00190155 Jy ! Component: 200 - total flux cleaned = 0.00220881 Jy ! Total flux subtracted in 200 components = 0.00220881 Jy ! Clean residual min=-0.000517 max=0.000465 Jy/beam ! Clean residual mean=0.000003 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0231269 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 = 0.000149699 Jy ! Component: 100 - total flux cleaned = 0.000259654 Jy ! Component: 150 - total flux cleaned = 0.000364643 Jy ! Component: 200 - total flux cleaned = 0.000441916 Jy ! Total flux subtracted in 200 components = 0.000441916 Jy ! Clean residual min=-0.000494 max=0.000449 Jy/beam ! Clean residual mean=0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0235688 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 103 components and 0.0235688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9152 mas, bmaj=3.076 mas, bpa=22.56 degrees ! Estimated noise=0.184244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.04007e-05 Jy ! Component: 100 - total flux cleaned = 2.32513e-05 Jy ! Component: 150 - total flux cleaned = 5.52705e-05 Jy ! Component: 200 - total flux cleaned = 9.21885e-05 Jy ! Total flux subtracted in 200 components = 9.21885e-05 Jy ! Clean residual min=-0.000495 max=0.000438 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.023661 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 121 components and 0.023661 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=0.015819Jy sigma=0.634406 ! Fit after self-cal, rms=0.015806Jy sigma=0.633684 wmodel J1921+7349_X_map.mod ! Writing 121 model components to file: J1921+7349_X_map.mod wobs J1921+7349_X_uvs.fits ! Writing UV FITS file: J1921+7349_X_uvs.fits wwins J1921+7349_X_map.win ! wwins: Wrote 3 windows to J1921+7349_X_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 = -1.0438e-05 Jy ! Component: 100 - total flux cleaned = -1.77868e-05 Jy ! Component: 150 - total flux cleaned = -1.10228e-05 Jy ! Component: 200 - total flux cleaned = -1.10575e-05 Jy ! Component: 250 - total flux cleaned = -1.76589e-05 Jy ! Component: 300 - total flux cleaned = -1.76951e-05 Jy ! Component: 350 - total flux cleaned = -4.30372e-05 Jy ! Component: 400 - total flux cleaned = -6.77804e-05 Jy ! Component: 450 - total flux cleaned = -7.98019e-05 Jy ! Component: 500 - total flux cleaned = -9.17384e-05 Jy ! Component: 550 - total flux cleaned = -0.000109474 Jy ! Component: 600 - total flux cleaned = -0.000132758 Jy ! Component: 650 - total flux cleaned = -0.000138629 Jy ! Component: 700 - total flux cleaned = -0.000172629 Jy ! Component: 750 - total flux cleaned = -0.000194925 Jy ! Component: 800 - total flux cleaned = -0.000205948 Jy ! Component: 850 - total flux cleaned = -0.000227604 Jy ! Component: 900 - total flux cleaned = -0.00024367 Jy ! Component: 950 - total flux cleaned = -0.000301838 Jy ! Component: 1000 - total flux cleaned = -0.000327988 Jy ! Component: 1050 - total flux cleaned = -0.000353867 Jy ! Component: 1100 - total flux cleaned = -0.000400015 Jy ! Component: 1150 - total flux cleaned = -0.000435352 Jy ! Component: 1200 - total flux cleaned = -0.000450405 Jy ! Component: 1250 - total flux cleaned = -0.000475233 Jy ! Component: 1300 - total flux cleaned = -0.000489989 Jy ! Component: 1350 - total flux cleaned = -0.000524103 Jy ! Component: 1400 - total flux cleaned = -0.000533827 Jy ! Component: 1450 - total flux cleaned = -0.000567405 Jy ! Component: 1500 - total flux cleaned = -0.00060065 Jy ! Component: 1550 - total flux cleaned = -0.000624179 Jy ! Component: 1600 - total flux cleaned = -0.000666203 Jy ! Component: 1650 - total flux cleaned = -0.000684773 Jy ! Component: 1700 - total flux cleaned = -0.000716943 Jy ! Component: 1750 - total flux cleaned = -0.000748799 Jy ! Component: 1800 - total flux cleaned = -0.000762309 Jy ! Component: 1850 - total flux cleaned = -0.000762252 Jy ! Component: 1900 - total flux cleaned = -0.000780099 Jy ! Component: 1950 - total flux cleaned = -0.000797828 Jy ! Component: 2000 - total flux cleaned = -0.00082858 Jy ! Component: 2050 - total flux cleaned = -0.000837288 Jy ! Component: 2100 - total flux cleaned = -0.000841719 Jy ! Component: 2150 - total flux cleaned = -0.000871879 Jy ! Component: 2200 - total flux cleaned = -0.000901873 Jy ! Component: 2250 - total flux cleaned = -0.000914651 Jy ! Component: 2300 - total flux cleaned = -0.0009189 Jy ! Component: 2350 - total flux cleaned = -0.000956747 Jy ! Component: 2400 - total flux cleaned = -0.00097348 Jy ! Component: 2450 - total flux cleaned = -0.00099012 Jy ! Component: 2500 - total flux cleaned = -0.00101081 Jy ! Component: 2550 - total flux cleaned = -0.00102318 Jy ! Component: 2600 - total flux cleaned = -0.00105592 Jy ! Component: 2650 - total flux cleaned = -0.00107624 Jy ! Component: 2700 - total flux cleaned = -0.00110462 Jy ! Component: 2750 - total flux cleaned = -0.00112884 Jy ! Component: 2800 - total flux cleaned = -0.00116089 Jy ! Component: 2850 - total flux cleaned = -0.00118882 Jy ! Component: 2900 - total flux cleaned = -0.00120072 Jy ! Component: 2950 - total flux cleaned = -0.00124021 Jy ! Component: 3000 - total flux cleaned = -0.00126381 Jy ! Component: 3050 - total flux cleaned = -0.00128338 Jy ! Component: 3100 - total flux cleaned = -0.00131066 Jy ! Component: 3150 - total flux cleaned = -0.00134557 Jy ! Component: 3200 - total flux cleaned = -0.00135716 Jy ! Component: 3250 - total flux cleaned = -0.00139171 Jy ! Component: 3300 - total flux cleaned = -0.00142227 Jy ! Component: 3350 - total flux cleaned = -0.0014565 Jy ! Component: 3400 - total flux cleaned = -0.00148302 Jy ! Component: 3450 - total flux cleaned = -0.00152072 Jy ! Component: 3500 - total flux cleaned = -0.00152446 Jy ! Component: 3550 - total flux cleaned = -0.0015506 Jy ! Component: 3600 - total flux cleaned = -0.00158038 Jy ! Component: 3650 - total flux cleaned = -0.00158779 Jy ! Component: 3700 - total flux cleaned = -0.00162469 Jy ! Component: 3750 - total flux cleaned = -0.00165406 Jy ! Component: 3800 - total flux cleaned = -0.00166869 Jy ! Component: 3850 - total flux cleaned = -0.00169421 Jy ! Component: 3900 - total flux cleaned = -0.00171596 Jy ! Component: 3950 - total flux cleaned = -0.00174123 Jy ! Component: 4000 - total flux cleaned = -0.0017664 Jy ! Component: 4050 - total flux cleaned = -0.0017843 Jy ! Total flux subtracted in 4096 components = -0.00180926 Jy ! Clean residual min=-0.000286 max=0.000247 Jy/beam ! Clean residual mean=-0.000000 rms=0.000064 Jy/beam ! Combined flux in latest and established models = 0.0218517 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 427 components and 0.0218517 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1921+7349_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9152 x 3.076 at 22.56 degrees (North through East) ! Clean map min=-0.00042441 max=0.0086443 Jy/beam ! Writing clean map to FITS file: .//J1921+7349_X_map.fits wmodel .//J1921+7349_X_map.mod ! Writing 427 model components to file: .//J1921+7349_X_map.mod wobs .//J1921+7349_X_uvs.fits ! Writing UV FITS file: .//J1921+7349_X_uvs.fits wwins .//J1921+7349_X_map.win ! wwins: Wrote 4 windows to .//J1921+7349_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00864427 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.30106e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.18679 2.18679 4.37357 8.74715 17.4943 34.9886 69.9772 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 137.187 quit ! Quitting program ! Log file .//J1921+7349_X_dfm.log closed on Sun Oct 21 00:05:39 2018