! Started logfile: /vlbi/uf001/uvm//J1848+3219_S_a_dfm.log on Sun Jan 13 22:17:51 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J1848+3219_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1848+3219_S_a_uvm.fits ! AN table 1: 3 integrations on 1 of 1 possible baselines. ! AN table 2: 58 integrations on 45 of 45 possible baselines. ! AN table 3: 4 integrations on 36 of 36 possible baselines. ! AN table 4: 9 integrations on 36 of 36 possible baselines. ! AN table 5: 4 integrations on 36 of 36 possible baselines. ! AN table 6: 4 integrations on 28 of 28 possible baselines. ! AN table 7: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.747486 visibilities/baseline/integration-bin. ! Found source: J1848+3219 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 7806 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1848+3219_S_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 156 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 17 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 5 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 156 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 17 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 5 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 156 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! A total of 17 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 5 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.150405Jy sigma=21.070402 ! Fit after self-cal, rms=0.480854Jy sigma=8.857017 ! 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=2.838 mas, bmaj=5.223 mas, bpa=-0.9818 degrees ! Estimated noise=0.614023 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 = 0.400466 Jy ! Component: 100 - total flux cleaned = 0.490315 Jy ! Total flux subtracted in 100 components = 0.490315 Jy ! Clean residual min=-0.010168 max=0.030926 Jy/beam ! Clean residual mean=-0.000018 rms=0.002640 Jy/beam ! Combined flux in latest and established models = 0.490315 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.490315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150951Jy sigma=2.271977 ! Fit after self-cal, rms=0.150950Jy sigma=2.271945 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.031675 Jy ! Component: 100 - total flux cleaned = 0.0456883 Jy ! Total flux subtracted in 100 components = 0.0456883 Jy ! Clean residual min=-0.011197 max=0.012077 Jy/beam ! Clean residual mean=-0.000011 rms=0.002357 Jy/beam ! Combined flux in latest and established models = 0.536003 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.536003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.140640Jy sigma=2.082357 ! Fit after self-cal, rms=0.140628Jy sigma=2.082039 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.565 mas, bmaj=6.299 mas, bpa=0.2489 degrees ! Estimated noise=0.472196 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 (8, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221056 Jy ! Component: 100 - total flux cleaned = 0.0350139 Jy ! Component: 150 - total flux cleaned = 0.0420155 Jy ! Component: 200 - total flux cleaned = 0.0448982 Jy ! Total flux subtracted in 200 components = 0.0448982 Jy ! Clean residual min=-0.008748 max=0.017062 Jy/beam ! Clean residual mean=0.000010 rms=0.002604 Jy/beam ! Combined flux in latest and established models = 0.580901 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.580901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.136086Jy sigma=2.004671 ! Fit after self-cal, rms=0.135914Jy sigma=2.001125 ! Inverting map ! Added new window around map position (-19.5, 44.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133528 Jy ! Component: 100 - total flux cleaned = 0.0171821 Jy ! Component: 150 - total flux cleaned = 0.0188951 Jy ! Component: 200 - total flux cleaned = 0.0199775 Jy ! Total flux subtracted in 200 components = 0.0199775 Jy ! Clean residual min=-0.008352 max=0.014475 Jy/beam ! Clean residual mean=0.000013 rms=0.002408 Jy/beam ! Combined flux in latest and established models = 0.600879 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.600879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.134113Jy sigma=1.965507 ! Fit after self-cal, rms=0.133951Jy sigma=1.961794 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.565 x 6.299 at 0.2489 degrees (North through East) ! Clean map min=-0.0081796 max=0.52499 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.00 KP 0.99 ! LA 0.92 MK 0.99 NL 1.03 OV 1.05 ! PT 0.98 SC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.11 FD 1.02 KP 1.05 LA 1.06 ! MK 1.11 NL 1.07 OV 1.05 PT 1.06 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.13 HN 1.12 KP 1.04 LA 1.00 ! MK 1.06 NL 1.03 OV 1.03 PT 1.00 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.07 FD 1.11 HN 0.97 KP 1.10 ! LA 1.03 NL 1.10 OV 1.06 PT 1.04 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.98 FD 0.91 HN 0.92 KP 0.96 ! LA 0.92 NL 0.91 OV 0.90 SC 0.95 ! ! Telescope amplitude corrections in sub-array 7: ! BR 0.98 FD 0.87 HN 1.02 KP 0.99 ! LA 0.93 MK 0.92 NL 1.01 OV 0.94 ! PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 0.99 KP 0.99 ! LA 0.93 MK 1.00 NL 1.04 OV 1.09 ! PT 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 KP 1.08 LA 1.01 ! MK 1.06 NL 1.08 OV 1.06 PT 1.08 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.11 HN 1.08 KP 1.06 LA 0.99 ! MK 1.02 NL 1.07 OV 1.04 PT 1.01 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.07 FD 1.11 HN 0.97 KP 1.08 ! LA 1.04 NL 1.18 OV 1.04 PT 1.04 ! SC 1.16 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.03 FD 0.95 HN 0.96 KP 0.98 ! LA 0.92 NL 0.95 OV 0.84 SC 0.97 ! ! Telescope amplitude corrections in sub-array 7: ! BR 0.98 FD 0.87 HN 1.10 KP 0.98 ! LA 0.96 MK 1.04 NL 0.95 OV 0.91 ! PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 0.99 KP 0.97 ! LA 0.93 MK 1.00 NL 1.04 OV 1.05 ! PT 0.97 SC 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 1.00 KP 1.03 LA 1.05 ! MK 1.08 NL 1.04 OV 1.06 PT 1.07 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 HN 1.08 KP 1.06 LA 1.00 ! MK 1.07 NL 1.10 OV 1.05 PT 1.00 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.04 FD 1.09 HN 0.98 KP 1.05 ! LA 1.06 NL 1.20 OV 1.03 PT 1.04 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.98 FD 0.96 HN 0.94 KP 0.97 ! LA 0.92 NL 0.93 OV 0.91 SC 0.97 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.01 FD 0.92 HN 1.11 KP 0.94 ! LA 0.92 MK 1.06 NL 1.02 OV 0.94 ! PT 0.95 ! ! ! Fit before self-cal, rms=0.133951Jy sigma=1.961794 ! Fit after self-cal, rms=0.127878Jy sigma=1.811898 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.57 mas, bmaj=6.306 mas, bpa=0.3158 degrees ! Estimated noise=0.47342 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 (-38.5, -88.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468335 Jy ! Component: 100 - total flux cleaned = 0.00323135 Jy ! Component: 150 - total flux cleaned = 0.0023941 Jy ! Component: 200 - total flux cleaned = 0.00163564 Jy ! Total flux subtracted in 200 components = 0.00163564 Jy ! Clean residual min=-0.007270 max=0.010546 Jy/beam ! Clean residual mean=0.000026 rms=0.001999 Jy/beam ! Combined flux in latest and established models = 0.602514 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 82 components and 0.602514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126912Jy sigma=1.789382 ! Fit after self-cal, rms=0.126860Jy sigma=1.787869 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.126860Jy sigma=1.787869 ! Fit after self-cal, rms=0.063187Jy sigma=1.030256 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.569 mas, bmaj=6.328 mas, bpa=-0.09912 degrees ! Estimated noise=0.473675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00630873 Jy ! Component: 100 - total flux cleaned = -0.0082054 Jy ! Component: 150 - total flux cleaned = -0.00888805 Jy ! Component: 200 - total flux cleaned = -0.00899504 Jy ! Total flux subtracted in 200 components = -0.00899504 Jy ! Clean residual min=-0.002458 max=0.003795 Jy/beam ! Clean residual mean=0.000002 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.593519 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 98 components and 0.593519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062370Jy sigma=1.016578 ! Fit after self-cal, rms=0.062332Jy sigma=1.014767 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 (-2, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206041 Jy ! Component: 100 - total flux cleaned = 0.0018408 Jy ! Component: 150 - total flux cleaned = 0.00166052 Jy ! Component: 200 - total flux cleaned = 0.0018282 Jy ! Total flux subtracted in 200 components = 0.0018282 Jy ! Clean residual min=-0.002260 max=0.002617 Jy/beam ! Clean residual mean=0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.595347 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 123 components and 0.595348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061963Jy sigma=1.008290 ! Fit after self-cal, rms=0.061930Jy sigma=1.007779 ! Inverting map ! Added new window around map position (-35, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148102 Jy ! Component: 100 - total flux cleaned = 0.0013954 Jy ! Component: 150 - total flux cleaned = 0.00146608 Jy ! Component: 200 - total flux cleaned = 0.00160328 Jy ! Total flux subtracted in 200 components = 0.00160328 Jy ! Clean residual min=-0.002145 max=0.002513 Jy/beam ! Clean residual mean=0.000001 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.596951 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 139 components and 0.596951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061734Jy sigma=1.004187 ! Fit after self-cal, rms=0.061725Jy sigma=1.004058 ! Inverting map ! Added new window around map position (12.5, -61). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153967 Jy ! Component: 100 - total flux cleaned = 0.00181604 Jy ! Component: 150 - total flux cleaned = 0.00207484 Jy ! Component: 200 - total flux cleaned = 0.00213577 Jy ! Total flux subtracted in 200 components = 0.00213577 Jy ! Clean residual min=-0.002117 max=0.002278 Jy/beam ! Clean residual mean=0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.599087 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 158 components and 0.599087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061568Jy sigma=1.001257 ! Fit after self-cal, rms=0.061561Jy sigma=1.001165 ! Inverting map ! Added new window around map position (19.5, -45). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000580664 Jy ! Component: 100 - total flux cleaned = 0.000381098 Jy ! Component: 150 - total flux cleaned = 0.000557207 Jy ! Component: 200 - total flux cleaned = 0.000668913 Jy ! Total flux subtracted in 200 components = 0.000668913 Jy ! Clean residual min=-0.002084 max=0.002106 Jy/beam ! Clean residual mean=0.000000 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.599756 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 172 components and 0.599755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061420Jy sigma=0.998635 ! Fit after self-cal, rms=0.061415Jy sigma=0.998486 ! Inverting map ! Added new window around map position (-7.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184324 Jy ! Component: 100 - total flux cleaned = -9.7829e-05 Jy ! Component: 150 - total flux cleaned = -0.000338516 Jy ! Component: 200 - total flux cleaned = -0.000228561 Jy ! Total flux subtracted in 200 components = -0.000228561 Jy ! Clean residual min=-0.002092 max=0.001814 Jy/beam ! Clean residual mean=0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.599527 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 195 components and 0.599527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061277Jy sigma=0.995500 ! Fit after self-cal, rms=0.061272Jy sigma=0.995359 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061272Jy sigma=0.995359 ! Fit after self-cal, rms=0.061240Jy sigma=0.991346 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.566 mas, bmaj=6.33 mas, bpa=-0.06753 degrees ! Estimated noise=0.473448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00271084 Jy ! Component: 100 - total flux cleaned = -0.00300912 Jy ! Component: 150 - total flux cleaned = -0.00288465 Jy ! Component: 200 - total flux cleaned = -0.00276752 Jy ! Total flux subtracted in 200 components = -0.00276752 Jy ! Clean residual min=-0.001862 max=0.001716 Jy/beam ! Clean residual mean=0.000000 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.596759 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 203 components and 0.596759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061046Jy sigma=0.988244 ! Fit after self-cal, rms=0.061039Jy sigma=0.988060 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 = -0.000286014 Jy ! Component: 100 - total flux cleaned = -1.6245e-05 Jy ! Component: 150 - total flux cleaned = 8.4766e-05 Jy ! Component: 200 - total flux cleaned = 0.000181468 Jy ! Total flux subtracted in 200 components = 0.000181468 Jy ! Clean residual min=-0.001843 max=0.001680 Jy/beam ! Clean residual mean=0.000000 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.596941 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 220 components and 0.596941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060949Jy sigma=0.986606 ! Fit after self-cal, rms=0.060946Jy sigma=0.986570 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060946Jy sigma=0.986570 ! Fit after self-cal, rms=0.060928Jy sigma=0.985738 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.832 mas, bmaj=9.535 mas, bpa=-1.184 degrees ! Estimated noise=0.594291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000381899 Jy ! Component: 100 - total flux cleaned = -0.000494812 Jy ! Component: 150 - total flux cleaned = -0.00059263 Jy ! Component: 200 - total flux cleaned = -0.00064013 Jy ! Total flux subtracted in 200 components = -0.00064013 Jy ! Clean residual min=-0.002190 max=0.001905 Jy/beam ! Clean residual mean=0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.596301 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 253 components and 0.596301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060858Jy sigma=0.984709 ! Fit after self-cal, rms=0.060853Jy sigma=0.984644 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 = -1.02813e-06 Jy ! Component: 100 - total flux cleaned = 8.09414e-08 Jy ! Component: 150 - total flux cleaned = 3.74655e-05 Jy ! Component: 200 - total flux cleaned = 2.89029e-06 Jy ! Total flux subtracted in 200 components = 2.89029e-06 Jy ! Clean residual min=-0.002173 max=0.001865 Jy/beam ! Clean residual mean=-0.000001 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.596303 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 268 components and 0.596304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060816Jy sigma=0.984071 ! Fit after self-cal, rms=0.060814Jy sigma=0.984048 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.565 mas, bmaj=6.33 mas, bpa=-0.03177 degrees ! Estimated noise=0.473078 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.565 x 6.33 at -0.03177 degrees (North through East) ! Clean map min=-0.0028707 max=0.52695 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060814Jy sigma=0.984048 ! Fit after self-cal, rms=0.057102Jy sigma=0.908270 ! Inverting map and beam ! Estimated beam: bmin=3.565 mas, bmaj=6.331 mas, bpa=-0.03527 degrees ! Estimated noise=0.472769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119897 Jy ! Component: 100 - total flux cleaned = -0.00119871 Jy ! Component: 150 - total flux cleaned = -0.00124618 Jy ! Component: 200 - total flux cleaned = -0.00133426 Jy ! Total flux subtracted in 200 components = -0.00133426 Jy ! Clean residual min=-0.001751 max=0.001672 Jy/beam ! Clean residual mean=-0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.594969 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 285 components and 0.59497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057012Jy sigma=0.906755 ! Fit after self-cal, rms=0.057011Jy sigma=0.906712 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190628 Jy ! Component: 100 - total flux cleaned = -0.000191057 Jy ! Component: 150 - total flux cleaned = -0.000191129 Jy ! Component: 200 - total flux cleaned = -0.000190421 Jy ! Total flux subtracted in 200 components = -0.000190421 Jy ! Clean residual min=-0.001762 max=0.001664 Jy/beam ! Clean residual mean=-0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.594779 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 294 components and 0.594779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056954Jy sigma=0.905765 ! Fit after self-cal, rms=0.056953Jy sigma=0.905755 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056953Jy sigma=0.905755 ! Fit after self-cal, rms=0.056948Jy sigma=0.905506 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=2.851 mas, bmaj=5.215 mas, bpa=-1.868 degrees ! Estimated noise=0.626468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.408556 Jy ! Component: 100 - total flux cleaned = 0.498525 Jy ! Component: 150 - total flux cleaned = 0.527063 Jy ! Component: 200 - total flux cleaned = 0.5402 Jy ! Total flux subtracted in 200 components = 0.5402 Jy ! Clean residual min=-0.003541 max=0.006431 Jy/beam ! Clean residual mean=-0.000005 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.5402 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.5402 Jy ! Inverting map and beam ! Estimated beam: bmin=3.564 mas, bmaj=6.331 mas, bpa=-0.03201 degrees ! Estimated noise=0.472507 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 = 0.0122434 Jy ! Component: 100 - total flux cleaned = 0.0198744 Jy ! Component: 150 - total flux cleaned = 0.0255896 Jy ! Component: 200 - total flux cleaned = 0.0300912 Jy ! Total flux subtracted in 200 components = 0.0300912 Jy ! Clean residual min=-0.002368 max=0.002783 Jy/beam ! Clean residual mean=-0.000000 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.570291 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 87 components and 0.570291 Jy ! Inverting map ! Added new window around map position (-1.5, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366002 Jy ! Component: 100 - total flux cleaned = 0.00652662 Jy ! Component: 150 - total flux cleaned = 0.00885334 Jy ! Component: 200 - total flux cleaned = 0.0104654 Jy ! Total flux subtracted in 200 components = 0.0104654 Jy ! Clean residual min=-0.002032 max=0.002030 Jy/beam ! Clean residual mean=0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.580756 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 120 components and 0.580757 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.832 mas, bmaj=9.538 mas, bpa=-1.19 degrees ! Estimated noise=0.593596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321218 Jy ! Component: 100 - total flux cleaned = 0.0049335 Jy ! Component: 150 - total flux cleaned = 0.00625693 Jy ! Component: 200 - total flux cleaned = 0.00722679 Jy ! Total flux subtracted in 200 components = 0.00722679 Jy ! Clean residual min=-0.002151 max=0.001741 Jy/beam ! Clean residual mean=0.000000 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.587983 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 = 0.00088005 Jy ! Component: 100 - total flux cleaned = 0.00167885 Jy ! Component: 150 - total flux cleaned = 0.00215066 Jy ! Component: 200 - total flux cleaned = 0.00249264 Jy ! Total flux subtracted in 200 components = 0.00249264 Jy ! Clean residual min=-0.002114 max=0.001703 Jy/beam ! Clean residual mean=-0.000000 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.590476 Jy ! Adding 107 model components to the UV plane model. ! The established model now contains 219 components and 0.590476 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.564 mas, bmaj=6.331 mas, bpa=-0.03201 degrees ! Estimated noise=0.472507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000693548 Jy ! Component: 100 - total flux cleaned = -0.000839131 Jy ! Component: 150 - total flux cleaned = -0.000775669 Jy ! Component: 200 - total flux cleaned = -0.000778293 Jy ! Total flux subtracted in 200 components = -0.000778293 Jy ! Clean residual min=-0.002041 max=0.001831 Jy/beam ! Clean residual mean=-0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.589698 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 243 components and 0.589697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057333Jy sigma=0.912999 ! Fit after self-cal, rms=0.057258Jy sigma=0.911578 wmodel J1848+3219_S_a_map.mod ! Writing 243 model components to file: J1848+3219_S_a_map.mod wobs J1848+3219_S_a_uvs.fits ! Writing UV FITS file: J1848+3219_S_a_uvs.fits wwins J1848+3219_S_a_map.win ! wwins: Wrote 10 windows to J1848+3219_S_a_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 = -0.000327321 Jy ! Component: 100 - total flux cleaned = -0.000169138 Jy ! Component: 150 - total flux cleaned = -7.8705e-05 Jy ! Component: 200 - total flux cleaned = -4.91087e-05 Jy ! Component: 250 - total flux cleaned = 7.8781e-06 Jy ! Component: 300 - total flux cleaned = 9.15727e-05 Jy ! Component: 350 - total flux cleaned = 0.000146438 Jy ! Component: 400 - total flux cleaned = 0.000308994 Jy ! Component: 450 - total flux cleaned = 0.000389059 Jy ! Component: 500 - total flux cleaned = 0.000468375 Jy ! Component: 550 - total flux cleaned = 0.000598515 Jy ! Component: 600 - total flux cleaned = 0.000546663 Jy ! Component: 650 - total flux cleaned = 0.000674742 Jy ! Component: 700 - total flux cleaned = 0.000700083 Jy ! Component: 750 - total flux cleaned = 0.000700344 Jy ! Component: 800 - total flux cleaned = 0.000775188 Jy ! Component: 850 - total flux cleaned = 0.000775241 Jy ! Component: 900 - total flux cleaned = 0.000799787 Jy ! Component: 950 - total flux cleaned = 0.000872648 Jy ! Component: 1000 - total flux cleaned = 0.000945057 Jy ! Component: 1050 - total flux cleaned = 0.000992567 Jy ! Component: 1100 - total flux cleaned = 0.000921312 Jy ! Component: 1150 - total flux cleaned = 0.00094532 Jy ! Component: 1200 - total flux cleaned = 0.00106265 Jy ! Component: 1250 - total flux cleaned = 0.00110877 Jy ! Component: 1300 - total flux cleaned = 0.00113168 Jy ! Component: 1350 - total flux cleaned = 0.0010626 Jy ! Component: 1400 - total flux cleaned = 0.00108537 Jy ! Component: 1450 - total flux cleaned = 0.00103987 Jy ! Component: 1500 - total flux cleaned = 0.00104001 Jy ! Component: 1550 - total flux cleaned = 0.0010397 Jy ! Component: 1600 - total flux cleaned = 0.00101734 Jy ! Component: 1650 - total flux cleaned = 0.00101724 Jy ! Component: 1700 - total flux cleaned = 0.000995035 Jy ! Component: 1750 - total flux cleaned = 0.000929219 Jy ! Component: 1800 - total flux cleaned = 0.000929487 Jy ! Component: 1850 - total flux cleaned = 0.000951004 Jy ! Component: 1900 - total flux cleaned = 0.000821363 Jy ! Component: 1950 - total flux cleaned = 0.000799976 Jy ! Component: 2000 - total flux cleaned = 0.000799958 Jy ! Component: 2050 - total flux cleaned = 0.000778517 Jy ! Component: 2100 - total flux cleaned = 0.000651423 Jy ! Component: 2150 - total flux cleaned = 0.000651328 Jy ! Component: 2200 - total flux cleaned = 0.000588515 Jy ! Component: 2250 - total flux cleaned = 0.000588549 Jy ! Component: 2300 - total flux cleaned = 0.000484503 Jy ! Component: 2350 - total flux cleaned = 0.000505284 Jy ! Component: 2400 - total flux cleaned = 0.000484774 Jy ! Component: 2450 - total flux cleaned = 0.000422952 Jy ! Component: 2500 - total flux cleaned = 0.000382279 Jy ! Component: 2550 - total flux cleaned = 0.000382258 Jy ! Component: 2600 - total flux cleaned = 0.00040258 Jy ! Component: 2650 - total flux cleaned = 0.000260933 Jy ! Component: 2700 - total flux cleaned = 0.000240842 Jy ! Component: 2750 - total flux cleaned = 0.000220899 Jy ! Component: 2800 - total flux cleaned = 0.000140961 Jy ! Component: 2850 - total flux cleaned = 6.15317e-05 Jy ! Component: 2900 - total flux cleaned = 4.16934e-05 Jy ! Component: 2950 - total flux cleaned = 0.000140515 Jy ! Component: 3000 - total flux cleaned = 6.1568e-05 Jy ! Component: 3050 - total flux cleaned = -3.65431e-05 Jy ! Component: 3100 - total flux cleaned = -0.000173539 Jy ! Component: 3150 - total flux cleaned = -5.66928e-05 Jy ! Component: 3200 - total flux cleaned = -5.66855e-05 Jy ! Component: 3250 - total flux cleaned = -0.000153274 Jy ! Component: 3300 - total flux cleaned = -0.000230318 Jy ! Component: 3350 - total flux cleaned = -0.000172752 Jy ! Component: 3400 - total flux cleaned = -0.000287686 Jy ! Component: 3450 - total flux cleaned = -0.000154186 Jy ! Component: 3500 - total flux cleaned = -0.000306316 Jy ! Component: 3550 - total flux cleaned = -0.000344262 Jy ! Component: 3600 - total flux cleaned = -0.000362979 Jy ! Component: 3650 - total flux cleaned = -0.000287729 Jy ! Component: 3700 - total flux cleaned = -0.00041907 Jy ! Component: 3750 - total flux cleaned = -0.00034437 Jy ! Component: 3800 - total flux cleaned = -0.000400214 Jy ! Component: 3850 - total flux cleaned = -0.000530314 Jy ! Component: 3900 - total flux cleaned = -0.000530452 Jy ! Component: 3950 - total flux cleaned = -0.000548992 Jy ! Component: 4000 - total flux cleaned = -0.000530754 Jy ! Component: 4050 - total flux cleaned = -0.000677453 Jy ! Total flux subtracted in 4096 components = -0.000640933 Jy ! Clean residual min=-0.001228 max=0.001036 Jy/beam ! Clean residual mean=-0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.589057 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 572 components and 0.589056 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1848+3219_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.564 x 6.331 at -0.03201 degrees (North through East) ! Clean map min=-0.0017338 max=0.53052 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1848+3219_S_a_map.fits wmodel /vlbi/uf001/uvm//J1848+3219_S_a_map.mod ! Writing 572 model components to file: /vlbi/uf001/uvm//J1848+3219_S_a_map.mod wobs /vlbi/uf001/uvm//J1848+3219_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1848+3219_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1848+3219_S_a_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uvm//J1848+3219_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.530519 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000351632 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.198842 0.198842 0.397684 0.795368 1.59074 3.18147 6.36294 12.7259 25.4518 50.9035 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.53 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1508.73 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1848+3219_S_a_dfm.log closed on Sun Jan 13 22:17:57 2019