! Started logfile: /vlbi/uf001/uva//J0237+2046_X_dfm.log on Sun Jan 13 21:28:43 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//J0237+2046_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0237+2046_X_uva.fits ! AN table 1: 57 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.746241 visibilities/baseline/integration-bin. ! Found source: J0237+2046 ! ! 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 14292 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 J0237+2046_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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006303Jy sigma=142.079547 ! Fit after self-cal, rms=0.946889Jy sigma=141.850067 ! 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=0.5209 mas, bmaj=5.357 mas, bpa=-14.41 degrees ! Estimated noise=0.0998883 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 = 0.0127814 Jy ! Component: 100 - total flux cleaned = 0.0224199 Jy ! Total flux subtracted in 100 components = 0.0224199 Jy ! Clean residual min=-0.003823 max=0.005819 Jy/beam ! Clean residual mean=0.000006 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 0.0224199 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0224199 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=0.088792Jy sigma=2.409331 ! Fit after self-cal, rms=0.083449Jy sigma=2.256655 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133617 Jy ! Component: 100 - total flux cleaned = 0.0239432 Jy ! Total flux subtracted in 100 components = 0.0239432 Jy ! Clean residual min=-0.005706 max=0.006363 Jy/beam ! Clean residual mean=0.000005 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.0463631 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0463631 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=0.069305Jy sigma=2.101270 ! Fit after self-cal, rms=0.068971Jy sigma=2.096931 ! 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=0.5884 mas, bmaj=4.973 mas, bpa=-14.21 degrees ! Estimated noise=0.0912237 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 = 0.0170753 Jy ! Component: 100 - total flux cleaned = 0.0286632 Jy ! Component: 150 - total flux cleaned = 0.0366656 Jy ! Component: 200 - total flux cleaned = 0.0423513 Jy ! Total flux subtracted in 200 components = 0.0423513 Jy ! Clean residual min=-0.004846 max=0.005371 Jy/beam ! Clean residual mean=0.000001 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.0887145 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.0887145 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=0.054112Jy sigma=1.928694 ! Fit after self-cal, rms=0.053419Jy sigma=1.911636 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5884 x 4.973 at -14.21 degrees (North through East) ! Clean map min=-0.0044095 max=0.043315 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 0.71 KP 0.95 LA 0.98 ! MK 13.20 NL 1.09 OV 0.80 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 HN 0.70 KP 1.00 LA 0.97 ! MK 13.11 NL 1.05 OV 0.81 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.72 KP 0.97 LA 0.93 ! MK 10.72 NL 1.09 OV 0.83 PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.71 KP 0.96 LA 1.00 ! MK 14.59 NL 1.06 OV 0.79 PT 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.70 KP 1.00 LA 0.98 ! MK 13.80 NL 1.06 OV 0.80 PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.70 KP 1.03 LA 0.98 ! MK 13.24 NL 1.07 OV 0.79 PT 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.74 KP 1.00 LA 0.98 ! MK 12.68 NL 1.03 OV 0.83 PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.68 KP 0.99 LA 0.94 ! MK 11.95 NL 1.09 OV 0.80 PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 0.69 KP 1.05 LA 0.98 ! MK 10.02 NL 1.11 OV 0.77 PT 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.70 KP 1.02 LA 0.97 ! MK 8.72 NL 1.05 OV 0.81 PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 0.67 KP 0.97 LA 0.94 ! MK 9.57 NL 1.06 OV 0.82 PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.72 KP 0.95 LA 0.96 ! MK 8.64 NL 1.04 OV 0.79 PT 0.94 ! ! ! Fit before self-cal, rms=0.053419Jy sigma=1.911636 ! Fit after self-cal, rms=0.041071Jy sigma=1.295271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.024 mas, bmaj=3.74 mas, bpa=-16.36 degrees ! Estimated noise=0.187895 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 = -0.00243104 Jy ! Component: 100 - total flux cleaned = -0.00283499 Jy ! Component: 150 - total flux cleaned = -0.00325554 Jy ! Component: 200 - total flux cleaned = -0.00334442 Jy ! Total flux subtracted in 200 components = -0.00334442 Jy ! Clean residual min=-0.002906 max=0.002549 Jy/beam ! Clean residual mean=0.000001 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.08537 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.08537 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=0.040335Jy sigma=1.267822 ! Fit after self-cal, rms=0.040107Jy sigma=1.256814 ! 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=0.040107Jy sigma=1.256814 ! Fit after self-cal, rms=0.040862Jy sigma=1.241422 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.12 mas, bmaj=3.74 mas, bpa=-16.51 degrees ! Estimated noise=0.193636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00178114 Jy ! Component: 100 - total flux cleaned = -0.00192602 Jy ! Component: 150 - total flux cleaned = -0.0019625 Jy ! Component: 200 - total flux cleaned = -0.0020461 Jy ! Total flux subtracted in 200 components = -0.0020461 Jy ! Clean residual min=-0.002446 max=0.001658 Jy/beam ! Clean residual mean=-0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0833239 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.083324 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=0.040768Jy sigma=1.236855 ! Fit after self-cal, rms=0.040775Jy sigma=1.236434 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 = -8.97216e-05 Jy ! Component: 100 - total flux cleaned = -6.80828e-05 Jy ! Component: 150 - total flux cleaned = -0.000108953 Jy ! Component: 200 - total flux cleaned = -0.000107013 Jy ! Total flux subtracted in 200 components = -0.000107013 Jy ! Clean residual min=-0.002369 max=0.001715 Jy/beam ! Clean residual mean=-0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.083217 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.083217 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=0.040756Jy sigma=1.235575 ! Fit after self-cal, rms=0.040754Jy sigma=1.235536 ! 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=0.040754Jy sigma=1.235536 ! Fit after self-cal, rms=0.041696Jy sigma=1.234029 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.165 mas, bmaj=3.729 mas, bpa=-16.68 degrees ! Estimated noise=0.196686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00116879 Jy ! Component: 100 - total flux cleaned = -0.00128991 Jy ! Component: 150 - total flux cleaned = -0.00140897 Jy ! Component: 200 - total flux cleaned = -0.00138935 Jy ! Total flux subtracted in 200 components = -0.00138935 Jy ! Clean residual min=-0.002071 max=0.001558 Jy/beam ! Clean residual mean=-0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0818276 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.0818276 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=0.041657Jy sigma=1.231954 ! Fit after self-cal, rms=0.041652Jy sigma=1.231902 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 = -0.000121938 Jy ! Component: 100 - total flux cleaned = -0.000106652 Jy ! Component: 150 - total flux cleaned = -0.000107514 Jy ! Component: 200 - total flux cleaned = -0.000133094 Jy ! Total flux subtracted in 200 components = -0.000133094 Jy ! Clean residual min=-0.002030 max=0.001584 Jy/beam ! Clean residual mean=-0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.0816945 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.0816945 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=0.041643Jy sigma=1.231490 ! Fit after self-cal, rms=0.041643Jy sigma=1.231476 ! 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=0.041643Jy sigma=1.231476 ! Fit after self-cal, rms=0.042489Jy sigma=1.230651 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.266 mas, bmaj=3.999 mas, bpa=-21.61 degrees ! Estimated noise=0.223835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000374626 Jy ! Component: 100 - total flux cleaned = -0.000358155 Jy ! Component: 150 - total flux cleaned = -0.00031198 Jy ! Component: 200 - total flux cleaned = -0.000282652 Jy ! Total flux subtracted in 200 components = -0.000282652 Jy ! Clean residual min=-0.001377 max=0.001310 Jy/beam ! Clean residual mean=-0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0814118 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.0814118 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=0.042476Jy sigma=1.230223 ! Fit after self-cal, rms=0.042471Jy sigma=1.230191 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 = 2.72013e-05 Jy ! Component: 100 - total flux cleaned = 1.8177e-05 Jy ! Component: 150 - total flux cleaned = 3.25295e-05 Jy ! Component: 200 - total flux cleaned = 5.21013e-05 Jy ! Total flux subtracted in 200 components = 5.21013e-05 Jy ! Clean residual min=-0.001367 max=0.001269 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0814639 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.0814639 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=0.042468Jy sigma=1.230217 ! Fit after self-cal, rms=0.042466Jy sigma=1.230208 ! 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=1.198 mas, bmaj=3.72 mas, bpa=-16.83 degrees ! Estimated noise=0.198565 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.198 x 3.72 at -16.83 degrees (North through East) ! Clean map min=-0.0020785 max=0.06752 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=0.9139 mas, bmaj=3.509 mas, bpa=-16.45 degrees ! Estimated noise=0.357103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0496513 Jy ! Component: 100 - total flux cleaned = 0.0671097 Jy ! Component: 150 - total flux cleaned = 0.0749827 Jy ! Component: 200 - total flux cleaned = 0.0779321 Jy ! Total flux subtracted in 200 components = 0.0779321 Jy ! Clean residual min=-0.002953 max=0.003063 Jy/beam ! Clean residual mean=0.000001 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.0779321 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 0.0779321 Jy ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=3.72 mas, bpa=-16.83 degrees ! Estimated noise=0.198565 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 = 0.00168775 Jy ! Component: 100 - total flux cleaned = 0.00239409 Jy ! Component: 150 - total flux cleaned = 0.00284613 Jy ! Component: 200 - total flux cleaned = 0.00312358 Jy ! Total flux subtracted in 200 components = 0.00312358 Jy ! Clean residual min=-0.001952 max=0.001507 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0810557 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 46 components and 0.0810557 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=2.266 mas, bmaj=3.999 mas, bpa=-21.61 degrees ! Estimated noise=0.223835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718984 Jy ! Component: 100 - total flux cleaned = 0.000896333 Jy ! Component: 150 - total flux cleaned = 0.000949203 Jy ! Component: 200 - total flux cleaned = 0.00100657 Jy ! Total flux subtracted in 200 components = 0.00100657 Jy ! Clean residual min=-0.001454 max=0.001212 Jy/beam ! Clean residual mean=-0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0820623 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 = 4.85914e-05 Jy ! Component: 100 - total flux cleaned = 8.09376e-05 Jy ! Component: 150 - total flux cleaned = 9.02089e-05 Jy ! Component: 200 - total flux cleaned = 0.000108046 Jy ! Total flux subtracted in 200 components = 0.000108046 Jy ! Clean residual min=-0.001425 max=0.001184 Jy/beam ! Clean residual mean=-0.000002 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0821703 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.0821703 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=3.72 mas, bpa=-16.83 degrees ! Estimated noise=0.198565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141808 Jy ! Component: 100 - total flux cleaned = -0.000168742 Jy ! Component: 150 - total flux cleaned = -0.000222346 Jy ! Component: 200 - total flux cleaned = -0.000246352 Jy ! Total flux subtracted in 200 components = -0.000246352 Jy ! Clean residual min=-0.001680 max=0.001363 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.081924 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 74 components and 0.081924 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=0.042558Jy sigma=1.229737 ! Fit after self-cal, rms=0.042416Jy sigma=1.228584 wmodel J0237+2046_X_map.mod ! Writing 74 model components to file: J0237+2046_X_map.mod wobs J0237+2046_X_uvs.fits ! Writing UV FITS file: J0237+2046_X_uvs.fits wwins J0237+2046_X_map.win ! wwins: Wrote 1 windows to J0237+2046_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 = -0.000542367 Jy ! Component: 100 - total flux cleaned = -0.000426728 Jy ! Component: 150 - total flux cleaned = -0.000320465 Jy ! Component: 200 - total flux cleaned = -0.000240265 Jy ! Component: 250 - total flux cleaned = -0.000240219 Jy ! Component: 300 - total flux cleaned = -0.000185779 Jy ! Component: 350 - total flux cleaned = -0.00016796 Jy ! Component: 400 - total flux cleaned = -0.000150361 Jy ! Component: 450 - total flux cleaned = -0.000117131 Jy ! Component: 500 - total flux cleaned = -0.000101123 Jy ! Component: 550 - total flux cleaned = -3.95624e-05 Jy ! Component: 600 - total flux cleaned = -9.81685e-06 Jy ! Component: 650 - total flux cleaned = 5.05724e-06 Jy ! Component: 700 - total flux cleaned = 4.79641e-05 Jy ! Component: 750 - total flux cleaned = 0.000103437 Jy ! Component: 800 - total flux cleaned = 0.000144432 Jy ! Component: 850 - total flux cleaned = 0.000197501 Jy ! Component: 900 - total flux cleaned = 0.000249303 Jy ! Component: 950 - total flux cleaned = 0.000299902 Jy ! Component: 1000 - total flux cleaned = 0.000349501 Jy ! Component: 1050 - total flux cleaned = 0.000434505 Jy ! Component: 1100 - total flux cleaned = 0.000458471 Jy ! Component: 1150 - total flux cleaned = 0.000516773 Jy ! Component: 1200 - total flux cleaned = 0.000539542 Jy ! Component: 1250 - total flux cleaned = 0.00059585 Jy ! Component: 1300 - total flux cleaned = 0.000617763 Jy ! Component: 1350 - total flux cleaned = 0.000672119 Jy ! Component: 1400 - total flux cleaned = 0.000746871 Jy ! Component: 1450 - total flux cleaned = 0.000799336 Jy ! Component: 1500 - total flux cleaned = 0.000871575 Jy ! Component: 1550 - total flux cleaned = 0.000902127 Jy ! Component: 1600 - total flux cleaned = 0.000972336 Jy ! Component: 1650 - total flux cleaned = 0.00101189 Jy ! Component: 1700 - total flux cleaned = 0.0010509 Jy ! Component: 1750 - total flux cleaned = 0.00111835 Jy ! Component: 1800 - total flux cleaned = 0.0011563 Jy ! Component: 1850 - total flux cleaned = 0.00119398 Jy ! Component: 1900 - total flux cleaned = 0.00124955 Jy ! Component: 1950 - total flux cleaned = 0.00128617 Jy ! Component: 2000 - total flux cleaned = 0.00132239 Jy ! Component: 2050 - total flux cleaned = 0.0013491 Jy ! Component: 2100 - total flux cleaned = 0.00137557 Jy ! Component: 2150 - total flux cleaned = 0.00141036 Jy ! Component: 2200 - total flux cleaned = 0.00146178 Jy ! Component: 2250 - total flux cleaned = 0.00149563 Jy ! Component: 2300 - total flux cleaned = 0.00156272 Jy ! Component: 2350 - total flux cleaned = 0.00156253 Jy ! Component: 2400 - total flux cleaned = 0.00157899 Jy ! Component: 2450 - total flux cleaned = 0.00164391 Jy ! Component: 2500 - total flux cleaned = 0.0016599 Jy ! Component: 2550 - total flux cleaned = 0.00168369 Jy ! Component: 2600 - total flux cleaned = 0.0017073 Jy ! Component: 2650 - total flux cleaned = 0.00173831 Jy ! Component: 2700 - total flux cleaned = 0.0017614 Jy ! Component: 2750 - total flux cleaned = 0.00179939 Jy ! Component: 2800 - total flux cleaned = 0.00182193 Jy ! Component: 2850 - total flux cleaned = 0.00182181 Jy ! Component: 2900 - total flux cleaned = 0.00185865 Jy ! Component: 2950 - total flux cleaned = 0.00187328 Jy ! Component: 3000 - total flux cleaned = 0.00188767 Jy ! Component: 3050 - total flux cleaned = 0.00188767 Jy ! Component: 3100 - total flux cleaned = 0.00194444 Jy ! Component: 3150 - total flux cleaned = 0.00193736 Jy ! Component: 3200 - total flux cleaned = 0.00193727 Jy ! Component: 3250 - total flux cleaned = 0.00194423 Jy ! Component: 3300 - total flux cleaned = 0.00193742 Jy ! Component: 3350 - total flux cleaned = 0.00196459 Jy ! Component: 3400 - total flux cleaned = 0.00193767 Jy ! Component: 3450 - total flux cleaned = 0.00196448 Jy ! Component: 3500 - total flux cleaned = 0.00197783 Jy ! Component: 3550 - total flux cleaned = 0.00201073 Jy ! Component: 3600 - total flux cleaned = 0.00200411 Jy ! Component: 3650 - total flux cleaned = 0.00201711 Jy ! Component: 3700 - total flux cleaned = 0.00202352 Jy ! Component: 3750 - total flux cleaned = 0.00204909 Jy ! Component: 3800 - total flux cleaned = 0.00206172 Jy ! Component: 3850 - total flux cleaned = 0.00209313 Jy ! Component: 3900 - total flux cleaned = 0.00208693 Jy ! Component: 3950 - total flux cleaned = 0.00208696 Jy ! Component: 4000 - total flux cleaned = 0.00211167 Jy ! Component: 4050 - total flux cleaned = 0.00213619 Jy ! Total flux subtracted in 4096 components = 0.00214842 Jy ! Clean residual min=-0.000375 max=0.000316 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0840724 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 343 components and 0.0840723 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0237+2046_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.198 x 3.72 at -16.83 degrees (North through East) ! Clean map min=-0.0021183 max=0.068 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0237+2046_X_map.fits wmodel /vlbi/uf001/uva//J0237+2046_X_map.mod ! Writing 343 model components to file: /vlbi/uf001/uva//J0237+2046_X_map.mod wobs /vlbi/uf001/uva//J0237+2046_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0237+2046_X_uvs.fits wwins /vlbi/uf001/uva//J0237+2046_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J0237+2046_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0680003 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111463 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.491746 0.491746 0.983492 1.96698 3.93397 7.86793 15.7359 31.4717 62.9435 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 610.071 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0237+2046_X_dfm.log closed on Sun Jan 13 21:28:48 2019