! Started logfile: /vlbi/uf001/uva//J2137+5101_X_dfm.log on Mon Jan 14 05:55:26 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/uva//J2137+5101_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2137+5101_X_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.694444 visibilities/baseline/integration-bin. ! Found source: J2137+5101 ! ! 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 134 lines of history. ! ! Reading 21000 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 J2137+5101_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 209 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005715Jy sigma=22.561479 ! Fit after self-cal, rms=0.902656Jy sigma=20.259656 ! 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=0.7782 mas, bmaj=0.9732 mas, bpa=1.923 degrees ! Estimated noise=0.451677 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 = 0.0754218 Jy ! Component: 100 - total flux cleaned = 0.0932517 Jy ! Total flux subtracted in 100 components = 0.0932517 Jy ! Clean residual min=-0.005897 max=0.018415 Jy/beam ! Clean residual mean=0.000002 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 0.0932517 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0932517 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=0.063717Jy sigma=1.384069 ! Fit after self-cal, rms=0.063610Jy sigma=1.382308 ! Inverting map ! Added new window around map position (2.6, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154202 Jy ! Component: 100 - total flux cleaned = 0.0234485 Jy ! Total flux subtracted in 100 components = 0.0234485 Jy ! Clean residual min=-0.004373 max=0.005040 Jy/beam ! Clean residual mean=0.000002 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.1167 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 22 components and 0.1167 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=0.058623Jy sigma=1.266255 ! Fit after self-cal, rms=0.058359Jy sigma=1.260358 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662335 Jy ! Component: 100 - total flux cleaned = 0.0116478 Jy ! Total flux subtracted in 100 components = 0.0116478 Jy ! Clean residual min=-0.003648 max=0.004468 Jy/beam ! Clean residual mean=0.000001 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.128348 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.128348 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=0.057049Jy sigma=1.229592 ! Fit after self-cal, rms=0.057004Jy sigma=1.228641 ! 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=0.9889 mas, bmaj=1.216 mas, bpa=3.64 degrees ! Estimated noise=0.257983 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 = 0.00722204 Jy ! Component: 100 - total flux cleaned = 0.0118978 Jy ! Component: 150 - total flux cleaned = 0.0153947 Jy ! Component: 200 - total flux cleaned = 0.0180543 Jy ! Total flux subtracted in 200 components = 0.0180543 Jy ! Clean residual min=-0.003010 max=0.004078 Jy/beam ! Clean residual mean=0.000003 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.146402 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 51 components and 0.146402 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=0.055893Jy sigma=1.202690 ! Fit after self-cal, rms=0.055800Jy sigma=1.200645 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9889 x 1.216 at 3.64 degrees (North through East) ! Clean map min=-0.0029292 max=0.10013 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.91 KP 0.97 ! LA 0.91 MK 1.04 NL 1.15 OV 0.91 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.93 KP 0.93 ! LA 0.90 MK 1.02 NL 1.18 OV 0.92 ! PT 1.00* SC 1.04 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.91 KP 0.93 ! LA 0.90 MK 1.04 NL 1.15 OV 0.92 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.92 KP 0.98 ! LA 0.87 MK 1.08 NL 1.19 OV 0.93 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 5. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.92 KP 0.96 ! LA 0.93 MK 1.04 NL 1.15 OV 0.90 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 0.95 ! LA 0.90 MK 1.03 NL 1.16 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 7. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 0.91 KP 0.95 ! LA 0.89 MK 1.12 NL 1.14 OV 0.92 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 8. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.97 KP 0.97 ! LA 0.91 MK 1.01 NL 1.14 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 9. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.94 KP 0.94 ! LA 0.94 MK 1.04 NL 1.14 OV 0.93 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 10. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.00 KP 1.01 ! LA 0.94 MK 1.06 NL 1.20 OV 0.93 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 11. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.96 KP 0.98 ! LA 0.91 MK 1.03 NL 1.19 OV 0.95 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 12. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 0.94 KP 0.98 ! LA 0.92 MK 0.95 NL 1.18 OV 0.96 ! PT 1.00* SC 0.90 ! ! ! Fit before self-cal, rms=0.055800Jy sigma=1.200645 ! Fit after self-cal, rms=0.054754Jy sigma=1.179907 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9804 mas, bmaj=1.21 mas, bpa=4.564 degrees ! Estimated noise=0.258412 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.2, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274178 Jy ! Component: 100 - total flux cleaned = 0.00433087 Jy ! Component: 150 - total flux cleaned = 0.00549685 Jy ! Component: 200 - total flux cleaned = 0.00611699 Jy ! Total flux subtracted in 200 components = 0.00611699 Jy ! Clean residual min=-0.001843 max=0.001870 Jy/beam ! Clean residual mean=-0.000000 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.152519 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.152519 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=0.054604Jy sigma=1.176152 ! Fit after self-cal, rms=0.054624Jy sigma=1.175364 ! 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=0.054624Jy sigma=1.175364 ! Fit after self-cal, rms=0.054931Jy sigma=1.166095 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9748 mas, bmaj=1.21 mas, bpa=3.839 degrees ! Estimated noise=0.259071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010424 Jy ! Component: 100 - total flux cleaned = 0.00185384 Jy ! Component: 150 - total flux cleaned = 0.00252164 Jy ! Component: 200 - total flux cleaned = 0.00299681 Jy ! Total flux subtracted in 200 components = 0.00299681 Jy ! Clean residual min=-0.001442 max=0.001289 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.155516 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.155516 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=0.054900Jy sigma=1.165391 ! Fit after self-cal, rms=0.054930Jy sigma=1.165193 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 = 0.000392447 Jy ! Component: 100 - total flux cleaned = 0.00058748 Jy ! Component: 150 - total flux cleaned = 0.000694555 Jy ! Component: 200 - total flux cleaned = 0.000761226 Jy ! Total flux subtracted in 200 components = 0.000761226 Jy ! Clean residual min=-0.001402 max=0.001245 Jy/beam ! Clean residual mean=-0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.156277 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.156277 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=0.054919Jy sigma=1.164934 ! Fit after self-cal, rms=0.054918Jy sigma=1.164921 ! 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=0.054918Jy sigma=1.164921 ! Fit after self-cal, rms=0.055111Jy sigma=1.164840 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9709 mas, bmaj=1.208 mas, bpa=3.982 degrees ! Estimated noise=0.259676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000723854 Jy ! Component: 100 - total flux cleaned = 0.00116031 Jy ! Component: 150 - total flux cleaned = 0.00129892 Jy ! Component: 200 - total flux cleaned = 0.00144235 Jy ! Total flux subtracted in 200 components = 0.00144235 Jy ! Clean residual min=-0.001339 max=0.001218 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.15772 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 0.15772 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=0.055096Jy sigma=1.164533 ! Fit after self-cal, rms=0.055098Jy sigma=1.164524 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 = 0.000141464 Jy ! Component: 100 - total flux cleaned = 0.000227173 Jy ! Component: 150 - total flux cleaned = 0.000306872 Jy ! Component: 200 - total flux cleaned = 0.000332248 Jy ! Total flux subtracted in 200 components = 0.000332248 Jy ! Clean residual min=-0.001325 max=0.001212 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.158052 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.158052 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=0.055092Jy sigma=1.164388 ! Fit after self-cal, rms=0.055091Jy sigma=1.164384 ! 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=0.055091Jy sigma=1.164384 ! Fit after self-cal, rms=0.055198Jy sigma=1.164310 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.095 mas, bmaj=2.232 mas, bpa=37.5 degrees ! Estimated noise=0.342011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105037 Jy ! Component: 100 - total flux cleaned = 0.00161358 Jy ! Component: 150 - total flux cleaned = 0.00200531 Jy ! Component: 200 - total flux cleaned = 0.00220035 Jy ! Total flux subtracted in 200 components = 0.00220035 Jy ! Clean residual min=-0.001353 max=0.001486 Jy/beam ! Clean residual mean=-0.000002 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.160252 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 107 components and 0.160252 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=0.055198Jy sigma=1.164302 ! Fit after self-cal, rms=0.055196Jy sigma=1.164240 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 = 0.000110974 Jy ! Component: 100 - total flux cleaned = 0.000254187 Jy ! Component: 150 - total flux cleaned = 0.000272254 Jy ! Component: 200 - total flux cleaned = 0.000272142 Jy ! Total flux subtracted in 200 components = 0.000272142 Jy ! Clean residual min=-0.001347 max=0.001497 Jy/beam ! Clean residual mean=-0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.160524 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 112 components and 0.160524 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=0.055198Jy sigma=1.164264 ! Fit after self-cal, rms=0.055197Jy sigma=1.164248 ! 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=0.9672 mas, bmaj=1.207 mas, bpa=4.078 degrees ! Estimated noise=0.260142 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9672 x 1.207 at 4.078 degrees (North through East) ! Clean map min=-0.001174 max=0.099081 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=0.769 mas, bmaj=0.9749 mas, bpa=1.93 degrees ! Estimated noise=0.448554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0742438 Jy ! Component: 100 - total flux cleaned = 0.0966819 Jy ! Component: 150 - total flux cleaned = 0.109191 Jy ! Component: 200 - total flux cleaned = 0.117417 Jy ! Total flux subtracted in 200 components = 0.117417 Jy ! Clean residual min=-0.003235 max=0.004711 Jy/beam ! Clean residual mean=0.000001 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.117417 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.117417 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9672 mas, bmaj=1.207 mas, bpa=4.078 degrees ! Estimated noise=0.260142 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 = 0.00951626 Jy ! Component: 100 - total flux cleaned = 0.0161141 Jy ! Component: 150 - total flux cleaned = 0.0210288 Jy ! Component: 200 - total flux cleaned = 0.0248027 Jy ! Total flux subtracted in 200 components = 0.0248027 Jy ! Clean residual min=-0.001952 max=0.002471 Jy/beam ! Clean residual mean=0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.142219 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 49 components and 0.142219 Jy ! Inverting map ! Added new window around map position (2.2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305633 Jy ! Component: 100 - total flux cleaned = 0.0054971 Jy ! Component: 150 - total flux cleaned = 0.00749899 Jy ! Component: 200 - total flux cleaned = 0.00916885 Jy ! Total flux subtracted in 200 components = 0.00916885 Jy ! Clean residual min=-0.001557 max=0.001435 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.151388 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 80 components and 0.151388 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=2.095 mas, bmaj=2.232 mas, bpa=37.5 degrees ! Estimated noise=0.342011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263351 Jy ! Component: 100 - total flux cleaned = 0.00436915 Jy ! Component: 150 - total flux cleaned = 0.00562821 Jy ! Component: 200 - total flux cleaned = 0.00657738 Jy ! Total flux subtracted in 200 components = 0.00657738 Jy ! Clean residual min=-0.001463 max=0.001484 Jy/beam ! Clean residual mean=-0.000002 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.157966 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 = 0.000731876 Jy ! Component: 100 - total flux cleaned = 0.00130449 Jy ! Component: 150 - total flux cleaned = 0.0017572 Jy ! Component: 200 - total flux cleaned = 0.00211779 Jy ! Total flux subtracted in 200 components = 0.00211779 Jy ! Clean residual min=-0.001383 max=0.001452 Jy/beam ! Clean residual mean=-0.000002 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.160083 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 147 components and 0.160083 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9672 mas, bmaj=1.207 mas, bpa=4.078 degrees ! Estimated noise=0.260142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000376548 Jy ! Component: 100 - total flux cleaned = 0.000568441 Jy ! Component: 150 - total flux cleaned = 0.000774705 Jy ! Component: 200 - total flux cleaned = 0.000850495 Jy ! Total flux subtracted in 200 components = 0.000850495 Jy ! Clean residual min=-0.001314 max=0.001190 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.160934 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 162 components and 0.160934 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=0.055173Jy sigma=1.163689 ! Fit after self-cal, rms=0.055166Jy sigma=1.163557 wmodel J2137+5101_X_map.mod ! Writing 162 model components to file: J2137+5101_X_map.mod wobs J2137+5101_X_uvs.fits ! Writing UV FITS file: J2137+5101_X_uvs.fits wwins J2137+5101_X_map.win ! wwins: Wrote 4 windows to J2137+5101_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000394534 Jy ! Component: 100 - total flux cleaned = -0.000372671 Jy ! Component: 150 - total flux cleaned = -0.000373532 Jy ! Component: 200 - total flux cleaned = -0.000393977 Jy ! Component: 250 - total flux cleaned = -0.00045398 Jy ! Component: 300 - total flux cleaned = -0.000512608 Jy ! Component: 350 - total flux cleaned = -0.000513025 Jy ! Component: 400 - total flux cleaned = -0.000476004 Jy ! Component: 450 - total flux cleaned = -0.000512357 Jy ! Component: 500 - total flux cleaned = -0.000440411 Jy ! Component: 550 - total flux cleaned = -0.00042267 Jy ! Component: 600 - total flux cleaned = -0.000387894 Jy ! Component: 650 - total flux cleaned = -0.000285038 Jy ! Component: 700 - total flux cleaned = -0.000285082 Jy ! Component: 750 - total flux cleaned = -0.000301131 Jy ! Component: 800 - total flux cleaned = -0.000135826 Jy ! Component: 850 - total flux cleaned = -0.000168476 Jy ! Component: 900 - total flux cleaned = -0.000104128 Jy ! Component: 950 - total flux cleaned = -0.000104175 Jy ! Component: 1000 - total flux cleaned = -8.87371e-05 Jy ! Component: 1050 - total flux cleaned = -8.88134e-05 Jy ! Component: 1100 - total flux cleaned = -0.00013524 Jy ! Component: 1150 - total flux cleaned = -0.000104804 Jy ! Component: 1200 - total flux cleaned = -5.94458e-05 Jy ! Component: 1250 - total flux cleaned = -0.000104405 Jy ! Component: 1300 - total flux cleaned = -4.52756e-05 Jy ! Component: 1350 - total flux cleaned = -0.000103994 Jy ! Component: 1400 - total flux cleaned = -7.47434e-05 Jy ! Component: 1450 - total flux cleaned = -7.4541e-05 Jy ! Component: 1500 - total flux cleaned = -6.01609e-05 Jy ! Component: 1550 - total flux cleaned = -0.000102408 Jy ! Component: 1600 - total flux cleaned = -1.82352e-05 Jy ! Component: 1650 - total flux cleaned = -4.48015e-06 Jy ! Component: 1700 - total flux cleaned = 5.06774e-05 Jy ! Component: 1750 - total flux cleaned = 2.30339e-05 Jy ! Component: 1800 - total flux cleaned = 7.71839e-05 Jy ! Component: 1850 - total flux cleaned = 2.34016e-05 Jy ! Component: 1900 - total flux cleaned = 5.00863e-05 Jy ! Component: 1950 - total flux cleaned = 3.69192e-05 Jy ! Component: 2000 - total flux cleaned = 7.62077e-05 Jy ! Component: 2050 - total flux cleaned = 7.62356e-05 Jy ! Component: 2100 - total flux cleaned = 0.000114956 Jy ! Component: 2150 - total flux cleaned = 0.000127609 Jy ! Component: 2200 - total flux cleaned = 0.000140317 Jy ! Component: 2250 - total flux cleaned = 0.000140258 Jy ! Component: 2300 - total flux cleaned = 0.000177908 Jy ! Component: 2350 - total flux cleaned = 0.000165464 Jy ! Component: 2400 - total flux cleaned = 0.000239623 Jy ! Component: 2450 - total flux cleaned = 0.000214939 Jy ! Component: 2500 - total flux cleaned = 0.000202949 Jy ! Component: 2550 - total flux cleaned = 0.000227277 Jy ! Component: 2600 - total flux cleaned = 0.000239217 Jy ! Component: 2650 - total flux cleaned = 0.000286866 Jy ! Component: 2700 - total flux cleaned = 0.000298711 Jy ! Component: 2750 - total flux cleaned = 0.000287057 Jy ! Component: 2800 - total flux cleaned = 0.000345365 Jy ! Component: 2850 - total flux cleaned = 0.000368477 Jy ! Component: 2900 - total flux cleaned = 0.000379932 Jy ! Component: 2950 - total flux cleaned = 0.000345682 Jy ! Component: 3000 - total flux cleaned = 0.000425146 Jy ! Component: 3050 - total flux cleaned = 0.000425166 Jy ! Component: 3100 - total flux cleaned = 0.000402778 Jy ! Component: 3150 - total flux cleaned = 0.000436114 Jy ! Component: 3200 - total flux cleaned = 0.000369853 Jy ! Component: 3250 - total flux cleaned = 0.000402768 Jy ! Component: 3300 - total flux cleaned = 0.000424598 Jy ! Component: 3350 - total flux cleaned = 0.000435639 Jy ! Component: 3400 - total flux cleaned = 0.000446484 Jy ! Component: 3450 - total flux cleaned = 0.000414323 Jy ! Component: 3500 - total flux cleaned = 0.0004782 Jy ! Component: 3550 - total flux cleaned = 0.000456895 Jy ! Component: 3600 - total flux cleaned = 0.000456925 Jy ! Component: 3650 - total flux cleaned = 0.000456918 Jy ! Component: 3700 - total flux cleaned = 0.000508961 Jy ! Component: 3750 - total flux cleaned = 0.000509026 Jy ! Component: 3800 - total flux cleaned = 0.000509028 Jy ! Component: 3850 - total flux cleaned = 0.000498774 Jy ! Component: 3900 - total flux cleaned = 0.00045809 Jy ! Component: 3950 - total flux cleaned = 0.000478286 Jy ! Component: 4000 - total flux cleaned = 0.00045823 Jy ! Component: 4050 - total flux cleaned = 0.000478221 Jy ! Total flux subtracted in 4096 components = 0.000498183 Jy ! Clean residual min=-0.000575 max=0.000567 Jy/beam ! Clean residual mean=-0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.161432 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 469 components and 0.161432 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2137+5101_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9672 x 1.207 at 4.078 degrees (North through East) ! Clean map min=-0.0010095 max=0.099147 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2137+5101_X_map.fits wmodel /vlbi/uf001/uva//J2137+5101_X_map.mod ! Writing 469 model components to file: /vlbi/uf001/uva//J2137+5101_X_map.mod wobs /vlbi/uf001/uva//J2137+5101_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2137+5101_X_uvs.fits wwins /vlbi/uf001/uva//J2137+5101_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2137+5101_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.099147 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000166504 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.50381 0.50381 1.00762 2.01524 4.03048 8.06096 16.1219 32.2438 64.4877 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 595.462 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2137+5101_X_dfm.log closed on Mon Jan 14 05:55:31 2019