! Started logfile: /vlbi/uf001/uvm//J1835+2506_X_a_dfm.log on Sun Jan 13 22:16:31 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uvm//J1835+2506_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1835+2506_X_a_uvm.fits ! AN table 1: 148 integrations on 36 of 36 possible baselines. ! AN table 2: 118 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.931418 visibilities/baseline/integration-bin. ! Found source: J1835+2506 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 96480 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1835+2506_X_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 0.200x0.200 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. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003006Jy sigma=23.293819 ! Fit after self-cal, rms=0.969816Jy sigma=22.543597 ! 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=0.7961 mas, bmaj=2.122 mas, bpa=-31.16 degrees ! Estimated noise=0.252061 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 = 0.023384 Jy ! Component: 100 - total flux cleaned = 0.0288056 Jy ! Total flux subtracted in 100 components = 0.0288056 Jy ! Clean residual min=-0.001979 max=0.002340 Jy/beam ! Clean residual mean=-0.000000 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.0288056 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0288056 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060143Jy sigma=1.258722 ! Fit after self-cal, rms=0.058515Jy sigma=1.217831 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0050121 Jy ! Component: 100 - total flux cleaned = 0.00750699 Jy ! Total flux subtracted in 100 components = 0.00750699 Jy ! Clean residual min=-0.001790 max=0.002092 Jy/beam ! Clean residual mean=-0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0363126 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.0363126 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057976Jy sigma=1.206254 ! Fit after self-cal, rms=0.057964Jy sigma=1.205591 ! 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=1.126 mas, bmaj=2.311 mas, bpa=-27.15 degrees ! Estimated noise=0.101011 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 (1.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259275 Jy ! Component: 100 - total flux cleaned = 0.00420598 Jy ! Component: 150 - total flux cleaned = 0.00511499 Jy ! Component: 200 - total flux cleaned = 0.00532981 Jy ! Total flux subtracted in 200 components = 0.00532981 Jy ! Clean residual min=-0.001306 max=0.001633 Jy/beam ! Clean residual mean=-0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0416424 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 0.0416424 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057827Jy sigma=1.202290 ! Fit after self-cal, rms=0.057775Jy sigma=1.201299 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.126 x 2.311 at -27.15 degrees (North through East) ! Clean map min=-0.0012783 max=0.032898 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.03 KP 1.01 ! LA 0.82 MK 1.06 NL 1.32 OV 0.98 ! PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 0.99 HN 1.03 KP 1.10 ! LA 1.03 MK 1.13 NL 1.12 OV 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 1.04 KP 1.09 ! LA 0.75 MK 1.14 NL 1.27 OV 1.00 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.78 FD 1.09 HN 1.02 KP 1.12 ! LA 1.05 MK 1.01 NL 1.16 OV 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 0.98 KP 1.03 ! LA 0.80 MK 1.00 NL 1.37 OV 0.95 ! PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.77 FD 1.05 HN 1.04 KP 1.16 ! LA 0.92 MK 1.03 NL 1.21 OV 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.00 KP 1.15 ! LA 0.81 MK 1.03 NL 1.34 OV 0.96 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.02 HN 1.04 KP 1.12 ! LA 1.01 MK 1.08 NL 1.14 OV 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.05 KP 1.12 ! LA 0.78 MK 1.11 NL 1.28 OV 0.99 ! PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.07 HN 1.00 KP 1.19 ! LA 0.99 MK 0.97 NL 1.06 OV 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.99 KP 1.12 ! LA 0.82 MK 1.06 NL 1.25 OV 1.02 ! PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.70 FD 1.03 HN 1.03 KP 1.23 ! LA 1.05 MK 0.92 NL 1.07 OV 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 0.92 KP 1.19 ! LA 0.75 MK 1.06 NL 1.29 OV 0.96 ! PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 FD 1.05 HN 0.96 KP 1.30 ! LA 1.03 MK 1.01 NL 1.14 OV 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 HN 0.94 KP 1.25 ! LA 0.81 MK 1.00 NL 1.30 OV 0.90 ! PT 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.70 FD 0.96 HN 0.97 KP 1.24 ! LA 1.01 MK 1.01 NL 1.17 OV 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 0.92 KP 1.16 ! LA 0.76 MK 1.06 NL 1.27 OV 0.97 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 0.99 HN 0.91 KP 1.30 ! LA 1.03 MK 0.97 NL 1.06 OV 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.92 KP 1.05 ! LA 0.75 MK 0.94 NL 1.19 OV 0.96 ! PT 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.73 FD 0.98 HN 0.87 KP 1.22 ! LA 1.07 MK 0.95 NL 1.08 OV 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.90 HN 0.87 KP 0.99 ! LA 0.80 MK 0.86 NL 1.28 OV 1.02 ! PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.70 FD 0.95 HN 0.87 KP 1.20 ! LA 1.00 MK 0.89 NL 1.13 OV 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.86 HN 0.90 KP 1.09 ! LA 0.77 MK 0.77 NL 1.25 OV 0.95 ! PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.67 FD 0.94 HN 0.87 KP 1.15 ! LA 1.08 MK 0.90 NL 1.03 OV 0.91 ! ! ! Fit before self-cal, rms=0.057775Jy sigma=1.201299 ! Fit after self-cal, rms=0.053558Jy sigma=1.192350 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.129 mas, bmaj=2.274 mas, bpa=-26.81 degrees ! Estimated noise=0.0996388 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 = 0.000630653 Jy ! Component: 100 - total flux cleaned = 0.000665267 Jy ! Component: 150 - total flux cleaned = 0.000651085 Jy ! Component: 200 - total flux cleaned = 0.000638805 Jy ! Total flux subtracted in 200 components = 0.000638805 Jy ! Clean residual min=-0.000520 max=0.000603 Jy/beam ! Clean residual mean=0.000002 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0422812 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 40 components and 0.0422812 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053544Jy sigma=1.192062 ! Fit after self-cal, rms=0.053616Jy sigma=1.189384 ! Inverting map ! Added new window around map position (11.2, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000491662 Jy ! Component: 100 - total flux cleaned = 0.000439984 Jy ! Component: 150 - total flux cleaned = 0.000344232 Jy ! Component: 200 - total flux cleaned = 0.000301837 Jy ! Total flux subtracted in 200 components = 0.000301837 Jy ! Clean residual min=-0.000597 max=0.000647 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.042583 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 61 components and 0.042583 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053602Jy sigma=1.189111 ! Fit after self-cal, rms=0.053598Jy sigma=1.188987 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053598Jy sigma=1.188987 ! Fit after self-cal, rms=0.053935Jy sigma=1.187405 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.125 mas, bmaj=2.26 mas, bpa=-26.94 degrees ! Estimated noise=0.0998254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.3911e-05 Jy ! Component: 100 - total flux cleaned = 4.16685e-05 Jy ! Component: 150 - total flux cleaned = -1.55742e-05 Jy ! Component: 200 - total flux cleaned = -5.55117e-05 Jy ! Total flux subtracted in 200 components = -5.55117e-05 Jy ! Clean residual min=-0.000470 max=0.000531 Jy/beam ! Clean residual mean=0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0425275 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.0425275 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053929Jy sigma=1.187270 ! Fit after self-cal, rms=0.054007Jy sigma=1.186586 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 (11.6, -36.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000414602 Jy ! Component: 100 - total flux cleaned = 0.000430567 Jy ! Component: 150 - total flux cleaned = 0.000417905 Jy ! Component: 200 - total flux cleaned = 0.000356493 Jy ! Total flux subtracted in 200 components = 0.000356493 Jy ! Clean residual min=-0.000480 max=0.000562 Jy/beam ! Clean residual mean=0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.042884 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.042884 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053998Jy sigma=1.186382 ! Fit after self-cal, rms=0.053997Jy sigma=1.186251 ! Inverting map ! Added new window around map position (8.4, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000388043 Jy ! Component: 100 - total flux cleaned = 0.000402669 Jy ! Component: 150 - total flux cleaned = 0.000403384 Jy ! Component: 200 - total flux cleaned = 0.000378808 Jy ! Total flux subtracted in 200 components = 0.000378808 Jy ! Clean residual min=-0.000485 max=0.000519 Jy/beam ! Clean residual mean=0.000001 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0432628 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 0.0432628 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053989Jy sigma=1.186043 ! Fit after self-cal, rms=0.053989Jy sigma=1.186001 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053989Jy sigma=1.186001 ! Fit after self-cal, rms=0.054275Jy sigma=1.185844 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=2.254 mas, bpa=-26.84 degrees ! Estimated noise=0.0997935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000226086 Jy ! Component: 100 - total flux cleaned = 0.00025643 Jy ! Component: 150 - total flux cleaned = 0.000244677 Jy ! Component: 200 - total flux cleaned = 0.000233624 Jy ! Total flux subtracted in 200 components = 0.000233624 Jy ! Clean residual min=-0.000481 max=0.000538 Jy/beam ! Clean residual mean=0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0434964 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 111 components and 0.0434964 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054270Jy sigma=1.185703 ! Fit after self-cal, rms=0.054309Jy sigma=1.185609 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 = 0.000141623 Jy ! Component: 100 - total flux cleaned = 0.000167634 Jy ! Component: 150 - total flux cleaned = 0.000143917 Jy ! Component: 200 - total flux cleaned = 0.000122162 Jy ! Total flux subtracted in 200 components = 0.000122162 Jy ! Clean residual min=-0.000479 max=0.000529 Jy/beam ! Clean residual mean=0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0436186 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 115 components and 0.0436186 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054304Jy sigma=1.185484 ! Fit after self-cal, rms=0.054306Jy sigma=1.185393 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054306Jy sigma=1.185393 ! Fit after self-cal, rms=0.054432Jy sigma=1.185368 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.348 mas, bmaj=2.739 mas, bpa=-20.72 degrees ! Estimated noise=0.116984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102922 Jy ! Component: 100 - total flux cleaned = 0.000101976 Jy ! Component: 150 - total flux cleaned = 0.00012922 Jy ! Component: 200 - total flux cleaned = 0.000153513 Jy ! Total flux subtracted in 200 components = 0.000153513 Jy ! Clean residual min=-0.000571 max=0.000555 Jy/beam ! Clean residual mean=0.000002 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0437721 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 139 components and 0.0437721 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054429Jy sigma=1.185305 ! Fit after self-cal, rms=0.054447Jy sigma=1.185228 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 = 7.03188e-05 Jy ! Component: 100 - total flux cleaned = 8.74179e-05 Jy ! Component: 150 - total flux cleaned = 0.000118907 Jy ! Component: 200 - total flux cleaned = 0.000118997 Jy ! Total flux subtracted in 200 components = 0.000118997 Jy ! Clean residual min=-0.000558 max=0.000539 Jy/beam ! Clean residual mean=0.000002 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0438911 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 146 components and 0.0438911 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054444Jy sigma=1.185180 ! Fit after self-cal, rms=0.054446Jy sigma=1.185138 ! 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=1.123 mas, bmaj=2.251 mas, bpa=-26.8 degrees ! Estimated noise=0.0997935 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.123 x 2.251 at -26.8 degrees (North through East) ! Clean map min=-0.0013175 max=0.032093 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=0.7965 mas, bmaj=2.07 mas, bpa=-31.14 degrees ! Estimated noise=0.246228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253131 Jy ! Component: 100 - total flux cleaned = 0.0322828 Jy ! Component: 150 - total flux cleaned = 0.0360336 Jy ! Component: 200 - total flux cleaned = 0.0382066 Jy ! Total flux subtracted in 200 components = 0.0382066 Jy ! Clean residual min=-0.001591 max=0.001671 Jy/beam ! Clean residual mean=0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0382066 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 0.0382066 Jy ! Inverting map and beam ! Estimated beam: bmin=1.123 mas, bmaj=2.251 mas, bpa=-26.8 degrees ! Estimated noise=0.0997935 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 = 0.00202454 Jy ! Component: 100 - total flux cleaned = 0.00311798 Jy ! Component: 150 - total flux cleaned = 0.00367131 Jy ! Component: 200 - total flux cleaned = 0.00407881 Jy ! Total flux subtracted in 200 components = 0.00407881 Jy ! Clean residual min=-0.000662 max=0.000834 Jy/beam ! Clean residual mean=0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0422854 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 48 components and 0.0422854 Jy ! Inverting map ! Added new window around map position (-1.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000486493 Jy ! Component: 100 - total flux cleaned = 0.000666218 Jy ! Component: 150 - total flux cleaned = 0.000800662 Jy ! Component: 200 - total flux cleaned = 0.000825786 Jy ! Total flux subtracted in 200 components = 0.000825786 Jy ! Clean residual min=-0.000612 max=0.000554 Jy/beam ! Clean residual mean=0.000001 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0431112 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 72 components and 0.0431112 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=2.348 mas, bmaj=2.739 mas, bpa=-20.72 degrees ! Estimated noise=0.116984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000284592 Jy ! Component: 100 - total flux cleaned = 0.0002834 Jy ! Component: 150 - total flux cleaned = 0.000299955 Jy ! Component: 200 - total flux cleaned = 0.00033049 Jy ! Total flux subtracted in 200 components = 0.00033049 Jy ! Clean residual min=-0.000581 max=0.000534 Jy/beam ! Clean residual mean=0.000002 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0434417 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 = 1.42511e-05 Jy ! Component: 100 - total flux cleaned = 2.71233e-05 Jy ! Component: 150 - total flux cleaned = 1.56334e-05 Jy ! Component: 200 - total flux cleaned = 2.72354e-05 Jy ! Total flux subtracted in 200 components = 2.72354e-05 Jy ! Clean residual min=-0.000572 max=0.000539 Jy/beam ! Clean residual mean=0.000002 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0434689 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 127 components and 0.0434689 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.123 mas, bmaj=2.251 mas, bpa=-26.8 degrees ! Estimated noise=0.0997935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.09158e-05 Jy ! Component: 100 - total flux cleaned = -2.34303e-05 Jy ! Component: 150 - total flux cleaned = -2.36587e-05 Jy ! Component: 200 - total flux cleaned = 2.09995e-05 Jy ! Total flux subtracted in 200 components = 2.09995e-05 Jy ! Clean residual min=-0.000516 max=0.000533 Jy/beam ! Clean residual mean=0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0434899 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 149 components and 0.0434899 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054453Jy sigma=1.185359 ! Fit after self-cal, rms=0.054447Jy sigma=1.185162 wmodel J1835+2506_X_a_map.mod ! Writing 149 model components to file: J1835+2506_X_a_map.mod wobs J1835+2506_X_a_uvs.fits ! Writing UV FITS file: J1835+2506_X_a_uvs.fits wwins J1835+2506_X_a_map.win ! wwins: Wrote 6 windows to J1835+2506_X_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 = 6.70129e-05 Jy ! Component: 100 - total flux cleaned = 7.6135e-05 Jy ! Component: 150 - total flux cleaned = 6.77518e-05 Jy ! Component: 200 - total flux cleaned = 7.58357e-05 Jy ! Component: 250 - total flux cleaned = 0.000122602 Jy ! Component: 300 - total flux cleaned = 0.000137713 Jy ! Component: 350 - total flux cleaned = 0.000152666 Jy ! Component: 400 - total flux cleaned = 0.000181972 Jy ! Component: 450 - total flux cleaned = 0.000203651 Jy ! Component: 500 - total flux cleaned = 0.00024603 Jy ! Component: 550 - total flux cleaned = 0.000252987 Jy ! Component: 600 - total flux cleaned = 0.000253123 Jy ! Component: 650 - total flux cleaned = 0.0002735 Jy ! Component: 700 - total flux cleaned = 0.000279924 Jy ! Component: 750 - total flux cleaned = 0.000253644 Jy ! Component: 800 - total flux cleaned = 0.000247238 Jy ! Component: 850 - total flux cleaned = 0.000247348 Jy ! Component: 900 - total flux cleaned = 0.000266338 Jy ! Component: 950 - total flux cleaned = 0.000266378 Jy ! Component: 1000 - total flux cleaned = 0.000253943 Jy ! Component: 1050 - total flux cleaned = 0.000272346 Jy ! Component: 1100 - total flux cleaned = 0.000272237 Jy ! Component: 1150 - total flux cleaned = 0.000248224 Jy ! Component: 1200 - total flux cleaned = 0.0002483 Jy ! Component: 1250 - total flux cleaned = 0.000224738 Jy ! Component: 1300 - total flux cleaned = 0.000224788 Jy ! Component: 1350 - total flux cleaned = 0.000219055 Jy ! Component: 1400 - total flux cleaned = 0.000201971 Jy ! Component: 1450 - total flux cleaned = 0.000179346 Jy ! Component: 1500 - total flux cleaned = 0.000173762 Jy ! Component: 1550 - total flux cleaned = 0.000157086 Jy ! Component: 1600 - total flux cleaned = 0.000129487 Jy ! Component: 1650 - total flux cleaned = 0.000124073 Jy ! Component: 1700 - total flux cleaned = 0.000118648 Jy ! Component: 1750 - total flux cleaned = 0.00010252 Jy ! Component: 1800 - total flux cleaned = 7.58253e-05 Jy ! Component: 1850 - total flux cleaned = 7.05633e-05 Jy ! Component: 1900 - total flux cleaned = 4.42262e-05 Jy ! Component: 1950 - total flux cleaned = 2.85382e-05 Jy ! Component: 2000 - total flux cleaned = 2.33474e-05 Jy ! Component: 2050 - total flux cleaned = -2.37716e-06 Jy ! Component: 2100 - total flux cleaned = -2.27882e-05 Jy ! Component: 2150 - total flux cleaned = -5.31825e-05 Jy ! Component: 2200 - total flux cleaned = -6.32643e-05 Jy ! Component: 2250 - total flux cleaned = -7.8271e-05 Jy ! Component: 2300 - total flux cleaned = -0.00010802 Jy ! Component: 2350 - total flux cleaned = -0.000108021 Jy ! Component: 2400 - total flux cleaned = -0.000132444 Jy ! Component: 2450 - total flux cleaned = -0.000151908 Jy ! Component: 2500 - total flux cleaned = -0.000151857 Jy ! Component: 2550 - total flux cleaned = -0.000171029 Jy ! Component: 2600 - total flux cleaned = -0.000161555 Jy ! Component: 2650 - total flux cleaned = -0.000175748 Jy ! Component: 2700 - total flux cleaned = -0.000185152 Jy ! Component: 2750 - total flux cleaned = -0.000185115 Jy ! Component: 2800 - total flux cleaned = -0.000185116 Jy ! Component: 2850 - total flux cleaned = -0.000175878 Jy ! Component: 2900 - total flux cleaned = -0.000194228 Jy ! Component: 2950 - total flux cleaned = -0.000189684 Jy ! Component: 3000 - total flux cleaned = -0.000194176 Jy ! Component: 3050 - total flux cleaned = -0.000207653 Jy ! Component: 3100 - total flux cleaned = -0.000207688 Jy ! Component: 3150 - total flux cleaned = -0.000207701 Jy ! Component: 3200 - total flux cleaned = -0.000216577 Jy ! Component: 3250 - total flux cleaned = -0.000212204 Jy ! Component: 3300 - total flux cleaned = -0.000234091 Jy ! Component: 3350 - total flux cleaned = -0.000212325 Jy ! Component: 3400 - total flux cleaned = -0.000233984 Jy ! Component: 3450 - total flux cleaned = -0.000246911 Jy ! Component: 3500 - total flux cleaned = -0.000234074 Jy ! Component: 3550 - total flux cleaned = -0.000246854 Jy ! Component: 3600 - total flux cleaned = -0.000263822 Jy ! Component: 3650 - total flux cleaned = -0.000263834 Jy ! Component: 3700 - total flux cleaned = -0.000272261 Jy ! Component: 3750 - total flux cleaned = -0.000268072 Jy ! Component: 3800 - total flux cleaned = -0.000280495 Jy ! Component: 3850 - total flux cleaned = -0.000288762 Jy ! Component: 3900 - total flux cleaned = -0.00028055 Jy ! Component: 3950 - total flux cleaned = -0.000272358 Jy ! Component: 4000 - total flux cleaned = -0.000296738 Jy ! Component: 4050 - total flux cleaned = -0.000280514 Jy ! Total flux subtracted in 4096 components = -0.00026038 Jy ! Clean residual min=-0.000223 max=0.000236 Jy/beam ! Clean residual mean=0.000000 rms=0.000073 Jy/beam ! Combined flux in latest and established models = 0.0432296 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 479 components and 0.0432296 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1835+2506_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.123 x 2.251 at -26.8 degrees (North through East) ! Clean map min=-0.00093977 max=0.031685 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1835+2506_X_a_map.fits wmodel /vlbi/uf001/uvm//J1835+2506_X_a_map.mod ! Writing 479 model components to file: /vlbi/uf001/uvm//J1835+2506_X_a_map.mod wobs /vlbi/uf001/uvm//J1835+2506_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1835+2506_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1835+2506_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1835+2506_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.031685 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.29373e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.690585 0.690585 1.38117 2.76234 5.52468 11.0494 22.0987 44.1975 88.3949 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 434.414 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1835+2506_X_a_dfm.log closed on Sun Jan 13 22:16:41 2019