! Started logfile: /vlbi/uf001/uvm//J0846+0641_X_a_dfm.log on Sun Jan 13 21:11:02 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//J0846+0641_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0846+0641_X_a_uvm.fits ! AN table 1: 148 integrations on 28 of 28 possible baselines. ! AN table 2: 118 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0846+0641 ! ! 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 89376 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 J0846+0641_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 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001589Jy sigma=23.739010 ! Fit after self-cal, rms=0.972373Jy sigma=23.051892 ! 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=0.7159 mas, bmaj=3.116 mas, bpa=-21.37 degrees ! Estimated noise=0.264096 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 = 0.0220658 Jy ! Component: 100 - total flux cleaned = 0.0269971 Jy ! Total flux subtracted in 100 components = 0.0269971 Jy ! Clean residual min=-0.002308 max=0.002425 Jy/beam ! Clean residual mean=0.000000 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.0269971 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0269971 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=0.054801Jy sigma=1.212035 ! Fit after self-cal, rms=0.053184Jy sigma=1.172001 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419103 Jy ! Component: 100 - total flux cleaned = 0.00502419 Jy ! Total flux subtracted in 100 components = 0.00502419 Jy ! Clean residual min=-0.002024 max=0.002043 Jy/beam ! Clean residual mean=0.000000 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0320213 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0320213 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=0.052847Jy sigma=1.164312 ! Fit after self-cal, rms=0.052825Jy sigma=1.163890 ! 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=0.9367 mas, bmaj=3.197 mas, bpa=-19.19 degrees ! Estimated noise=0.103281 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 (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217639 Jy ! Component: 100 - total flux cleaned = 0.00305815 Jy ! Component: 150 - total flux cleaned = 0.00330362 Jy ! Component: 200 - total flux cleaned = 0.00347478 Jy ! Total flux subtracted in 200 components = 0.00347478 Jy ! Clean residual min=-0.001282 max=0.001630 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.035496 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.035496 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=0.052727Jy sigma=1.161024 ! Fit after self-cal, rms=0.052698Jy sigma=1.160191 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9367 x 3.197 at -19.19 degrees (North through East) ! Clean map min=-0.0013048 max=0.031624 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.95 KP 1.01 LA 0.80 ! MK 1.07 NL 1.31 OV 1.02 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 1.00 HN 1.02 KP 1.15 ! LA 1.07 MK 1.07 NL 1.25 OV 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.99 KP 1.05 LA 0.81 ! MK 1.17 NL 1.41 OV 0.99 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.01 HN 0.96 KP 1.15 ! LA 1.01 MK 1.08 NL 1.18 OV 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.91 KP 1.11 LA 0.79 ! MK 1.03 NL 1.33 OV 1.04 PT 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.03 HN 0.95 KP 1.18 ! LA 1.07 MK 1.14 NL 1.17 OV 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.94 KP 1.11 LA 0.85 ! MK 1.13 NL 1.36 OV 0.96 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 1.12 HN 0.99 KP 1.15 ! LA 1.06 MK 1.14 NL 1.07 OV 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.90 KP 1.22 LA 0.82 ! MK 1.01 NL 1.30 OV 0.94 PT 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.99 HN 0.96 KP 1.19 ! LA 0.99 MK 1.15 NL 1.13 OV 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.90 KP 1.12 LA 0.76 ! MK 1.03 NL 1.44 OV 0.96 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 0.97 HN 0.97 KP 1.27 ! LA 1.07 MK 1.07 NL 1.10 OV 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.87 KP 1.19 LA 0.76 ! MK 1.07 NL 1.27 OV 0.99 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.06 HN 0.87 KP 1.29 ! LA 1.01 MK 1.03 NL 1.10 OV 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.87 KP 1.16 LA 0.81 ! MK 1.02 NL 1.27 OV 0.93 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 0.99 HN 0.87 KP 1.30 ! LA 1.03 MK 0.95 NL 1.10 OV 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.86 KP 1.10 LA 0.80 ! MK 0.98 NL 1.25 OV 0.97 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.78 FD 0.96 HN 0.93 KP 1.23 ! LA 0.99 MK 0.95 NL 1.15 OV 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.87 KP 1.02 LA 0.77 ! MK 0.94 NL 1.14 OV 0.96 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.74 FD 0.99 HN 0.89 KP 1.24 ! LA 1.03 MK 0.95 NL 1.10 OV 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.78 KP 1.05 LA 0.75 ! MK 0.94 NL 1.18 OV 0.90 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 0.97 HN 0.89 KP 1.22 ! LA 1.05 MK 0.94 NL 1.08 OV 0.83 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 0.87 KP 1.10 LA 0.78 ! MK 0.92 NL 1.15 OV 0.92 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.72 FD 0.92 HN 0.88 KP 1.14 ! LA 1.02 MK 0.79 NL 1.06 OV 0.94 ! ! ! Fit before self-cal, rms=0.052698Jy sigma=1.160191 ! Fit after self-cal, rms=0.050628Jy sigma=1.151528 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9382 mas, bmaj=3.122 mas, bpa=-18.87 degrees ! Estimated noise=0.102032 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 (-5.2, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765619 Jy ! Component: 100 - total flux cleaned = 0.000786523 Jy ! Component: 150 - total flux cleaned = 0.000785871 Jy ! Component: 200 - total flux cleaned = 0.000811255 Jy ! Total flux subtracted in 200 components = 0.000811255 Jy ! Clean residual min=-0.000563 max=0.000538 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0363073 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 52 components and 0.0363073 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=0.050611Jy sigma=1.151167 ! Fit after self-cal, rms=0.050808Jy sigma=1.148305 ! Inverting map ! Added new window around map position (-0.8, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000655011 Jy ! Component: 100 - total flux cleaned = 0.000828762 Jy ! Component: 150 - total flux cleaned = 0.0009206 Jy ! Component: 200 - total flux cleaned = 0.0009527 Jy ! Total flux subtracted in 200 components = 0.0009527 Jy ! Clean residual min=-0.000678 max=0.000602 Jy/beam ! Clean residual mean=-0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.03726 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 78 components and 0.03726 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=0.050789Jy sigma=1.147948 ! Fit after self-cal, rms=0.050787Jy sigma=1.147747 ! 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=0.050787Jy sigma=1.147747 ! Fit after self-cal, rms=0.051060Jy sigma=1.146254 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9395 mas, bmaj=3.102 mas, bpa=-18.9 degrees ! Estimated noise=0.10204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000392479 Jy ! Component: 100 - total flux cleaned = 0.000469331 Jy ! Component: 150 - total flux cleaned = 0.000469093 Jy ! Component: 200 - total flux cleaned = 0.000446521 Jy ! Total flux subtracted in 200 components = 0.000446521 Jy ! Clean residual min=-0.000487 max=0.000561 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0377065 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 0.0377065 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=0.051050Jy sigma=1.146101 ! Fit after self-cal, rms=0.051154Jy sigma=1.145435 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 (13.6, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000528726 Jy ! Component: 100 - total flux cleaned = 0.000560376 Jy ! Component: 150 - total flux cleaned = 0.000533779 Jy ! Component: 200 - total flux cleaned = 0.000496758 Jy ! Total flux subtracted in 200 components = 0.000496758 Jy ! Clean residual min=-0.000500 max=0.000492 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0382033 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.0382033 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=0.051144Jy sigma=1.145263 ! Fit after self-cal, rms=0.051149Jy sigma=1.145130 ! 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=0.051149Jy sigma=1.145130 ! Fit after self-cal, rms=0.051493Jy sigma=1.144942 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.941 mas, bmaj=3.094 mas, bpa=-18.9 degrees ! Estimated noise=0.102101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372949 Jy ! Component: 100 - total flux cleaned = 0.000516591 Jy ! Component: 150 - total flux cleaned = 0.000555695 Jy ! Component: 200 - total flux cleaned = 0.000556108 Jy ! Total flux subtracted in 200 components = 0.000556108 Jy ! Clean residual min=-0.000436 max=0.000512 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0387594 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 127 components and 0.0387594 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=0.051484Jy sigma=1.144798 ! Fit after self-cal, rms=0.051533Jy sigma=1.144586 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 (-38, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00043648 Jy ! Component: 100 - total flux cleaned = 0.000573099 Jy ! Component: 150 - total flux cleaned = 0.000610337 Jy ! Component: 200 - total flux cleaned = 0.000645592 Jy ! Total flux subtracted in 200 components = 0.000645592 Jy ! Clean residual min=-0.000436 max=0.000438 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.039405 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 147 components and 0.039405 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=0.051526Jy sigma=1.144426 ! Fit after self-cal, rms=0.051527Jy sigma=1.144303 ! 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=0.051527Jy sigma=1.144303 ! Fit after self-cal, rms=0.051695Jy sigma=1.144251 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.136 mas, bmaj=3.296 mas, bpa=-9.932 degrees ! Estimated noise=0.123949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303984 Jy ! Component: 100 - total flux cleaned = 0.000488028 Jy ! Component: 150 - total flux cleaned = 0.000624839 Jy ! Component: 200 - total flux cleaned = 0.00069672 Jy ! Total flux subtracted in 200 components = 0.00069672 Jy ! Clean residual min=-0.000496 max=0.000448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0401017 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 181 components and 0.0401017 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=0.051691Jy sigma=1.144164 ! Fit after self-cal, rms=0.051717Jy sigma=1.144037 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 = 0.000175611 Jy ! Component: 100 - total flux cleaned = 0.000277565 Jy ! Component: 150 - total flux cleaned = 0.000358742 Jy ! Component: 200 - total flux cleaned = 0.000386414 Jy ! Total flux subtracted in 200 components = 0.000386414 Jy ! Clean residual min=-0.000501 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0404881 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 198 components and 0.0404881 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=0.051714Jy sigma=1.143982 ! Fit after self-cal, rms=0.051720Jy sigma=1.143931 ! 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=0.9423 mas, bmaj=3.089 mas, bpa=-18.89 degrees ! Estimated noise=0.102117 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9423 x 3.089 at -18.89 degrees (North through East) ! Clean map min=-0.00059488 max=0.030948 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=0.7201 mas, bmaj=2.968 mas, bpa=-21.17 degrees ! Estimated noise=0.260714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0239 Jy ! Component: 100 - total flux cleaned = 0.0298179 Jy ! Component: 150 - total flux cleaned = 0.0329418 Jy ! Component: 200 - total flux cleaned = 0.0346503 Jy ! Total flux subtracted in 200 components = 0.0346503 Jy ! Clean residual min=-0.001616 max=0.001642 Jy/beam ! Clean residual mean=0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0346503 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0346503 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9423 mas, bmaj=3.089 mas, bpa=-18.89 degrees ! Estimated noise=0.102117 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 = 0.00191711 Jy ! Component: 100 - total flux cleaned = 0.00325052 Jy ! Component: 150 - total flux cleaned = 0.00404177 Jy ! Component: 200 - total flux cleaned = 0.00452831 Jy ! Total flux subtracted in 200 components = 0.00452831 Jy ! Clean residual min=-0.000726 max=0.000655 Jy/beam ! Clean residual mean=-0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0391787 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 46 components and 0.0391786 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=2.136 mas, bmaj=3.296 mas, bpa=-9.932 degrees ! Estimated noise=0.123949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000752364 Jy ! Component: 100 - total flux cleaned = 0.000898742 Jy ! Component: 150 - total flux cleaned = 0.000969327 Jy ! Component: 200 - total flux cleaned = 0.00103058 Jy ! Total flux subtracted in 200 components = 0.00103058 Jy ! Clean residual min=-0.000616 max=0.000512 Jy/beam ! Clean residual mean=-0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0402092 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 = 0.000130804 Jy ! Component: 100 - total flux cleaned = 0.00021613 Jy ! Component: 150 - total flux cleaned = 0.000356949 Jy ! Component: 200 - total flux cleaned = 0.000457416 Jy ! Total flux subtracted in 200 components = 0.000457416 Jy ! Clean residual min=-0.000566 max=0.000493 Jy/beam ! Clean residual mean=-0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0406666 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 109 components and 0.0406666 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9423 mas, bmaj=3.089 mas, bpa=-18.89 degrees ! Estimated noise=0.102117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233583 Jy ! Component: 100 - total flux cleaned = 0.000189643 Jy ! Component: 150 - total flux cleaned = 0.000226438 Jy ! Component: 200 - total flux cleaned = 0.000259412 Jy ! Total flux subtracted in 200 components = 0.000259412 Jy ! Clean residual min=-0.000477 max=0.000513 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0409261 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 0.0409261 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=0.051732Jy sigma=1.144301 ! Fit after self-cal, rms=0.051727Jy sigma=1.144173 wmodel J0846+0641_X_a_map.mod ! Writing 132 model components to file: J0846+0641_X_a_map.mod wobs J0846+0641_X_a_uvs.fits ! Writing UV FITS file: J0846+0641_X_a_uvs.fits wwins J0846+0641_X_a_map.win ! wwins: Wrote 6 windows to J0846+0641_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 = -5.19487e-05 Jy ! Component: 100 - total flux cleaned = -9.18072e-05 Jy ! Component: 150 - total flux cleaned = -8.4126e-05 Jy ! Component: 200 - total flux cleaned = -6.21701e-05 Jy ! Component: 250 - total flux cleaned = -4.7899e-05 Jy ! Component: 300 - total flux cleaned = -4.77338e-05 Jy ! Component: 350 - total flux cleaned = -1.4133e-05 Jy ! Component: 400 - total flux cleaned = 5.37245e-06 Jy ! Component: 450 - total flux cleaned = 1.82626e-05 Jy ! Component: 500 - total flux cleaned = 1.84737e-05 Jy ! Component: 550 - total flux cleaned = 4.33657e-05 Jy ! Component: 600 - total flux cleaned = 4.95007e-05 Jy ! Component: 650 - total flux cleaned = 6.73628e-05 Jy ! Component: 700 - total flux cleaned = 6.73622e-05 Jy ! Component: 750 - total flux cleaned = 8.47489e-05 Jy ! Component: 800 - total flux cleaned = 9.61243e-05 Jy ! Component: 850 - total flux cleaned = 0.000124068 Jy ! Component: 900 - total flux cleaned = 0.000146107 Jy ! Component: 950 - total flux cleaned = 0.000178594 Jy ! Component: 1000 - total flux cleaned = 0.000199883 Jy ! Component: 1050 - total flux cleaned = 0.000221042 Jy ! Component: 1100 - total flux cleaned = 0.000221046 Jy ! Component: 1150 - total flux cleaned = 0.000241658 Jy ! Component: 1200 - total flux cleaned = 0.000241679 Jy ! Component: 1250 - total flux cleaned = 0.00025682 Jy ! Component: 1300 - total flux cleaned = 0.000261842 Jy ! Component: 1350 - total flux cleaned = 0.000286432 Jy ! Component: 1400 - total flux cleaned = 0.000286416 Jy ! Component: 1450 - total flux cleaned = 0.000300833 Jy ! Component: 1500 - total flux cleaned = 0.000315109 Jy ! Component: 1550 - total flux cleaned = 0.000333902 Jy ! Component: 1600 - total flux cleaned = 0.000366461 Jy ! Component: 1650 - total flux cleaned = 0.00037108 Jy ! Component: 1700 - total flux cleaned = 0.00039841 Jy ! Component: 1750 - total flux cleaned = 0.000411932 Jy ! Component: 1800 - total flux cleaned = 0.000434271 Jy ! Component: 1850 - total flux cleaned = 0.000451973 Jy ! Component: 1900 - total flux cleaned = 0.00046514 Jy ! Component: 1950 - total flux cleaned = 0.000482529 Jy ! Component: 2000 - total flux cleaned = 0.00051269 Jy ! Component: 2050 - total flux cleaned = 0.000516939 Jy ! Component: 2100 - total flux cleaned = 0.000542322 Jy ! Component: 2150 - total flux cleaned = 0.000554948 Jy ! Component: 2200 - total flux cleaned = 0.000575788 Jy ! Component: 2250 - total flux cleaned = 0.000588182 Jy ! Component: 2300 - total flux cleaned = 0.000612791 Jy ! Component: 2350 - total flux cleaned = 0.000633093 Jy ! Component: 2400 - total flux cleaned = 0.000637106 Jy ! Component: 2450 - total flux cleaned = 0.000653075 Jy ! Component: 2500 - total flux cleaned = 0.000664978 Jy ! Component: 2550 - total flux cleaned = 0.000684673 Jy ! Component: 2600 - total flux cleaned = 0.00068469 Jy ! Component: 2650 - total flux cleaned = 0.000711929 Jy ! Component: 2700 - total flux cleaned = 0.00072738 Jy ! Component: 2750 - total flux cleaned = 0.00074269 Jy ! Component: 2800 - total flux cleaned = 0.000735107 Jy ! Component: 2850 - total flux cleaned = 0.000761544 Jy ! Component: 2900 - total flux cleaned = 0.000761526 Jy ! Component: 2950 - total flux cleaned = 0.00077272 Jy ! Component: 3000 - total flux cleaned = 0.000783803 Jy ! Component: 3050 - total flux cleaned = 0.000791137 Jy ! Component: 3100 - total flux cleaned = 0.000772875 Jy ! Component: 3150 - total flux cleaned = 0.000780123 Jy ! Component: 3200 - total flux cleaned = 0.00078374 Jy ! Component: 3250 - total flux cleaned = 0.000776568 Jy ! Component: 3300 - total flux cleaned = 0.000787306 Jy ! Component: 3350 - total flux cleaned = 0.000780239 Jy ! Component: 3400 - total flux cleaned = 0.00078731 Jy ! Component: 3450 - total flux cleaned = 0.000794332 Jy ! Component: 3500 - total flux cleaned = 0.000801291 Jy ! Component: 3550 - total flux cleaned = 0.000790889 Jy ! Component: 3600 - total flux cleaned = 0.000794365 Jy ! Component: 3650 - total flux cleaned = 0.000777187 Jy ! Component: 3700 - total flux cleaned = 0.000794265 Jy ! Component: 3750 - total flux cleaned = 0.000780692 Jy ! Component: 3800 - total flux cleaned = 0.000780705 Jy ! Component: 3850 - total flux cleaned = 0.000770702 Jy ! Component: 3900 - total flux cleaned = 0.000784066 Jy ! Component: 3950 - total flux cleaned = 0.000780778 Jy ! Component: 4000 - total flux cleaned = 0.000784034 Jy ! Component: 4050 - total flux cleaned = 0.000780791 Jy ! Total flux subtracted in 4096 components = 0.00077755 Jy ! Clean residual min=-0.000203 max=0.000187 Jy/beam ! Clean residual mean=-0.000000 rms=0.000060 Jy/beam ! Combined flux in latest and established models = 0.0417036 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 434 components and 0.0417036 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0846+0641_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9423 x 3.089 at -18.89 degrees (North through East) ! Clean map min=-0.00048012 max=0.030378 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0846+0641_X_a_map.fits wmodel /vlbi/uf001/uvm//J0846+0641_X_a_map.mod ! Writing 434 model components to file: /vlbi/uf001/uvm//J0846+0641_X_a_map.mod wobs /vlbi/uf001/uvm//J0846+0641_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0846+0641_X_a_uvs.fits wwins /vlbi/uf001/uvm//J0846+0641_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J0846+0641_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0303782 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.99162e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.591702 0.591702 1.1834 2.36681 4.73361 9.46723 18.9345 37.8689 75.7378 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 507.012 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0846+0641_X_a_dfm.log closed on Sun Jan 13 21:11:11 2019