! Started logfile: /vlbi/uf001/uva//J2304+0620_X_dfm.log on Mon Jan 14 06:33:08 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//J2304+0620_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2304+0620_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984259 visibilities/baseline/integration-bin. ! Found source: J2304+0620 ! ! 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 38268 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 J2304+0620_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 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008180Jy sigma=22.121591 ! Fit after self-cal, rms=0.887122Jy sigma=19.453712 ! 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=0.6971 mas, bmaj=1.603 mas, bpa=-2.708 degrees ! Estimated noise=0.363103 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 = 0.085776 Jy ! Component: 100 - total flux cleaned = 0.112076 Jy ! Total flux subtracted in 100 components = 0.112076 Jy ! Clean residual min=-0.004631 max=0.011378 Jy/beam ! Clean residual mean=-0.000006 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 0.112076 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.112076 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=0.062187Jy sigma=1.298291 ! Fit after self-cal, rms=0.062037Jy sigma=1.295594 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120867 Jy ! Component: 100 - total flux cleaned = 0.0174924 Jy ! Total flux subtracted in 100 components = 0.0174924 Jy ! Clean residual min=-0.004425 max=0.008585 Jy/beam ! Clean residual mean=-0.000003 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.129568 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.129568 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=0.059810Jy sigma=1.238127 ! Fit after self-cal, rms=0.059785Jy sigma=1.237609 ! Inverting map ! Added new window around map position (-1.2, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00783603 Jy ! Component: 100 - total flux cleaned = 0.0119977 Jy ! Total flux subtracted in 100 components = 0.0119977 Jy ! Clean residual min=-0.003671 max=0.005214 Jy/beam ! Clean residual mean=-0.000002 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.141566 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.141566 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=0.058550Jy sigma=1.204588 ! Fit after self-cal, rms=0.058426Jy sigma=1.202344 ! 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=0.8531 mas, bmaj=1.861 mas, bpa=-2.474 degrees ! Estimated noise=0.187338 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 = 0.00505007 Jy ! Component: 100 - total flux cleaned = 0.00809005 Jy ! Component: 150 - total flux cleaned = 0.0101834 Jy ! Component: 200 - total flux cleaned = 0.0116283 Jy ! Total flux subtracted in 200 components = 0.0116283 Jy ! Clean residual min=-0.003498 max=0.004593 Jy/beam ! Clean residual mean=-0.000001 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.153194 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 45 components and 0.153194 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=0.058010Jy sigma=1.189658 ! Fit after self-cal, rms=0.057948Jy sigma=1.188604 ! Inverting map ! Added new window around map position (-3.6, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442001 Jy ! Component: 100 - total flux cleaned = 0.00648729 Jy ! Component: 150 - total flux cleaned = 0.00695487 Jy ! Component: 200 - total flux cleaned = 0.00735339 Jy ! Total flux subtracted in 200 components = 0.00735339 Jy ! Clean residual min=-0.003081 max=0.003623 Jy/beam ! Clean residual mean=-0.000003 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.160548 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 75 components and 0.160548 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=0.057572Jy sigma=1.179298 ! Fit after self-cal, rms=0.057528Jy sigma=1.178613 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8531 x 1.861 at -2.474 degrees (North through East) ! Clean map min=-0.0029758 max=0.11237 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.98 KP 0.97 ! LA 0.89 MK 1.02 NL 1.16 OV 0.97 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.01 KP 0.97 ! LA 0.89 MK 0.99 NL 1.13 OV 0.95 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 0.97 ! LA 0.92 MK 1.00 NL 1.12 OV 0.97 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.97 KP 0.98 ! LA 0.93 MK 1.03 NL 1.16 OV 0.95 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.02 KP 1.00 ! LA 0.91 MK 0.93 NL 1.12 OV 0.98 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 0.98 ! LA 0.94 MK 0.96 NL 1.12 OV 0.98 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.01 KP 0.99 ! LA 0.90 MK 1.01 NL 1.13 OV 0.93 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.03 KP 1.01 ! LA 0.93 MK 0.98 NL 1.13 OV 0.94 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.03 KP 0.99 ! LA 0.90 MK 0.99 NL 1.14 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.97 KP 1.00 ! LA 0.91 MK 1.00 NL 1.13 OV 0.98 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.00 ! LA 0.91 MK 1.11 NL 1.15 OV 0.95 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.98 KP 1.01 ! LA 0.92 MK 1.00 NL 1.16 OV 0.97 ! PT 1.00* SC 0.96 ! ! ! Fit before self-cal, rms=0.057528Jy sigma=1.178613 ! Fit after self-cal, rms=0.056866Jy sigma=1.154949 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8494 mas, bmaj=1.868 mas, bpa=-1.968 degrees ! Estimated noise=0.186948 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 = 0.000120583 Jy ! Component: 100 - total flux cleaned = 0.00124342 Jy ! Component: 150 - total flux cleaned = 0.00199382 Jy ! Component: 200 - total flux cleaned = 0.00263806 Jy ! Total flux subtracted in 200 components = 0.00263806 Jy ! Clean residual min=-0.001916 max=0.001994 Jy/beam ! Clean residual mean=0.000001 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.163186 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 100 components and 0.163186 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=0.056691Jy sigma=1.151139 ! Fit after self-cal, rms=0.056716Jy sigma=1.150733 ! 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=0.056716Jy sigma=1.150733 ! Fit after self-cal, rms=0.057855Jy sigma=1.144007 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8457 mas, bmaj=1.867 mas, bpa=-1.843 degrees ! Estimated noise=0.187056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126557 Jy ! Component: 100 - total flux cleaned = 0.000532911 Jy ! Component: 150 - total flux cleaned = 0.000840203 Jy ! Component: 200 - total flux cleaned = 0.00114983 Jy ! Total flux subtracted in 200 components = 0.00114983 Jy ! Clean residual min=-0.001343 max=0.001590 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.164336 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.164336 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=0.057782Jy sigma=1.142263 ! Fit after self-cal, rms=0.057804Jy sigma=1.142115 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 (-5.4, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156374 Jy ! Component: 100 - total flux cleaned = 0.00223491 Jy ! Component: 150 - total flux cleaned = 0.00266298 Jy ! Component: 200 - total flux cleaned = 0.00308293 Jy ! Total flux subtracted in 200 components = 0.00308293 Jy ! Clean residual min=-0.001200 max=0.001219 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.167418 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 124 components and 0.167418 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=0.057746Jy sigma=1.140706 ! Fit after self-cal, rms=0.057742Jy sigma=1.140667 ! Inverting map ! Added new window around map position (0.2, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012829 Jy ! Component: 100 - total flux cleaned = 0.00204381 Jy ! Component: 150 - total flux cleaned = 0.00245886 Jy ! Component: 200 - total flux cleaned = 0.00278674 Jy ! Total flux subtracted in 200 components = 0.00278674 Jy ! Clean residual min=-0.001091 max=0.001120 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.170205 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 135 components and 0.170205 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=0.057701Jy sigma=1.139704 ! Fit after self-cal, rms=0.057699Jy sigma=1.139675 ! Inverting map ! Added new window around map position (15.2, -39.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102355 Jy ! Component: 100 - total flux cleaned = 0.00138466 Jy ! Component: 150 - total flux cleaned = 0.00166369 Jy ! Component: 200 - total flux cleaned = 0.00192525 Jy ! Total flux subtracted in 200 components = 0.00192525 Jy ! Clean residual min=-0.001066 max=0.000987 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.17213 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 148 components and 0.17213 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=0.057669Jy sigma=1.139024 ! Fit after self-cal, rms=0.057669Jy sigma=1.138999 ! 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=0.057669Jy sigma=1.138999 ! Fit after self-cal, rms=0.057850Jy sigma=1.138717 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8446 mas, bmaj=1.869 mas, bpa=-1.833 degrees ! Estimated noise=0.186786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000218618 Jy ! Component: 100 - total flux cleaned = -2.48171e-05 Jy ! Component: 150 - total flux cleaned = 0.000132941 Jy ! Component: 200 - total flux cleaned = 0.000324693 Jy ! Total flux subtracted in 200 components = 0.000324693 Jy ! Clean residual min=-0.001005 max=0.000898 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.172455 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 154 components and 0.172455 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=0.057831Jy sigma=1.138295 ! Fit after self-cal, rms=0.057835Jy sigma=1.138277 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 = -2.48312e-05 Jy ! Component: 100 - total flux cleaned = 0.000134198 Jy ! Component: 150 - total flux cleaned = 0.00026677 Jy ! Component: 200 - total flux cleaned = 0.000411068 Jy ! Total flux subtracted in 200 components = 0.000411068 Jy ! Clean residual min=-0.000967 max=0.000884 Jy/beam ! Clean residual mean=0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.172866 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 161 components and 0.172866 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=0.057824Jy sigma=1.138021 ! Fit after self-cal, rms=0.057822Jy sigma=1.138019 ! 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=0.057822Jy sigma=1.138019 ! Fit after self-cal, rms=0.057869Jy sigma=1.137975 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.989 mas, bmaj=2.858 mas, bpa=0.7186 degrees ! Estimated noise=0.245523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914171 Jy ! Component: 100 - total flux cleaned = 0.00145866 Jy ! Component: 150 - total flux cleaned = 0.00167691 Jy ! Component: 200 - total flux cleaned = 0.00183513 Jy ! Total flux subtracted in 200 components = 0.00183513 Jy ! Clean residual min=-0.001121 max=0.001082 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.174701 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 172 components and 0.174701 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=0.057865Jy sigma=1.137869 ! Fit after self-cal, rms=0.057866Jy sigma=1.137845 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 = 0.000346051 Jy ! Component: 100 - total flux cleaned = 0.000439793 Jy ! Component: 150 - total flux cleaned = 0.000512761 Jy ! Component: 200 - total flux cleaned = 0.000595457 Jy ! Total flux subtracted in 200 components = 0.000595457 Jy ! Clean residual min=-0.001060 max=0.001014 Jy/beam ! Clean residual mean=0.000002 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.175297 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 182 components and 0.175297 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=0.057863Jy sigma=1.137801 ! Fit after self-cal, rms=0.057862Jy sigma=1.137795 ! 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=0.8445 mas, bmaj=1.87 mas, bpa=-1.827 degrees ! Estimated noise=0.186766 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8445 x 1.87 at -1.827 degrees (North through East) ! Clean map min=-0.00087035 max=0.11189 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=0.6899 mas, bmaj=1.61 mas, bpa=-1.914 degrees ! Estimated noise=0.360583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0850132 Jy ! Component: 100 - total flux cleaned = 0.11128 Jy ! Component: 150 - total flux cleaned = 0.123386 Jy ! Component: 200 - total flux cleaned = 0.130346 Jy ! Total flux subtracted in 200 components = 0.130346 Jy ! Clean residual min=-0.002383 max=0.003800 Jy/beam ! Clean residual mean=-0.000000 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.130346 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 0.130346 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8445 mas, bmaj=1.87 mas, bpa=-1.827 degrees ! Estimated noise=0.186766 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 = 0.0069879 Jy ! Component: 100 - total flux cleaned = 0.0121338 Jy ! Component: 150 - total flux cleaned = 0.016206 Jy ! Component: 200 - total flux cleaned = 0.0194617 Jy ! Total flux subtracted in 200 components = 0.0194617 Jy ! Clean residual min=-0.001950 max=0.002292 Jy/beam ! Clean residual mean=0.000000 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.149808 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 52 components and 0.149808 Jy ! Inverting map ! Added new window around map position (-2, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273144 Jy ! Component: 100 - total flux cleaned = 0.00500265 Jy ! Component: 150 - total flux cleaned = 0.00696943 Jy ! Component: 200 - total flux cleaned = 0.0087157 Jy ! Total flux subtracted in 200 components = 0.0087157 Jy ! Clean residual min=-0.001517 max=0.001457 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.158524 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 89 components and 0.158524 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=1.989 mas, bmaj=2.858 mas, bpa=0.7186 degrees ! Estimated noise=0.245523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306836 Jy ! Component: 100 - total flux cleaned = 0.00528812 Jy ! Component: 150 - total flux cleaned = 0.00710545 Jy ! Component: 200 - total flux cleaned = 0.00863891 Jy ! Total flux subtracted in 200 components = 0.00863891 Jy ! Clean residual min=-0.001788 max=0.001341 Jy/beam ! Clean residual mean=0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.167163 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 = 0.00131012 Jy ! Component: 100 - total flux cleaned = 0.00245013 Jy ! Component: 150 - total flux cleaned = 0.00345327 Jy ! Component: 200 - total flux cleaned = 0.00427548 Jy ! Total flux subtracted in 200 components = 0.00427548 Jy ! Clean residual min=-0.001400 max=0.001106 Jy/beam ! Clean residual mean=0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.171438 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 175 components and 0.171438 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8445 mas, bmaj=1.87 mas, bpa=-1.827 degrees ! Estimated noise=0.186766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000637089 Jy ! Component: 100 - total flux cleaned = 0.00113772 Jy ! Component: 150 - total flux cleaned = 0.00155312 Jy ! Component: 200 - total flux cleaned = 0.00198705 Jy ! Total flux subtracted in 200 components = 0.00198705 Jy ! Clean residual min=-0.000959 max=0.001009 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.173425 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 202 components and 0.173425 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=0.057886Jy sigma=1.138454 ! Fit after self-cal, rms=0.057874Jy sigma=1.138231 wmodel J2304+0620_X_map.mod ! Writing 202 model components to file: J2304+0620_X_map.mod wobs J2304+0620_X_uvs.fits ! Writing UV FITS file: J2304+0620_X_uvs.fits wwins J2304+0620_X_map.win ! wwins: Wrote 7 windows to J2304+0620_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 = -0.000136365 Jy ! Component: 100 - total flux cleaned = -0.000436728 Jy ! Component: 150 - total flux cleaned = -0.000708281 Jy ! Component: 200 - total flux cleaned = -0.000953942 Jy ! Component: 250 - total flux cleaned = -0.0011175 Jy ! Component: 300 - total flux cleaned = -0.00126194 Jy ! Component: 350 - total flux cleaned = -0.00141721 Jy ! Component: 400 - total flux cleaned = -0.00155512 Jy ! Component: 450 - total flux cleaned = -0.0016631 Jy ! Component: 500 - total flux cleaned = -0.00179543 Jy ! Component: 550 - total flux cleaned = -0.00192516 Jy ! Component: 600 - total flux cleaned = -0.00200168 Jy ! Component: 650 - total flux cleaned = -0.00210224 Jy ! Component: 700 - total flux cleaned = -0.00216395 Jy ! Component: 750 - total flux cleaned = -0.00220072 Jy ! Component: 800 - total flux cleaned = -0.00224877 Jy ! Component: 850 - total flux cleaned = -0.00227255 Jy ! Component: 900 - total flux cleaned = -0.00234259 Jy ! Component: 950 - total flux cleaned = -0.00234229 Jy ! Component: 1000 - total flux cleaned = -0.00238794 Jy ! Component: 1050 - total flux cleaned = -0.00238793 Jy ! Component: 1100 - total flux cleaned = -0.0024436 Jy ! Component: 1150 - total flux cleaned = -0.00247659 Jy ! Component: 1200 - total flux cleaned = -0.00250912 Jy ! Component: 1250 - total flux cleaned = -0.00255208 Jy ! Component: 1300 - total flux cleaned = -0.0026263 Jy ! Component: 1350 - total flux cleaned = -0.0026264 Jy ! Component: 1400 - total flux cleaned = -0.00266801 Jy ! Component: 1450 - total flux cleaned = -0.00269898 Jy ! Component: 1500 - total flux cleaned = -0.00271933 Jy ! Component: 1550 - total flux cleaned = -0.00272938 Jy ! Component: 1600 - total flux cleaned = -0.00278924 Jy ! Component: 1650 - total flux cleaned = -0.0028288 Jy ! Component: 1700 - total flux cleaned = -0.00287762 Jy ! Component: 1750 - total flux cleaned = -0.00285824 Jy ! Component: 1800 - total flux cleaned = -0.00289665 Jy ! Component: 1850 - total flux cleaned = -0.00294408 Jy ! Component: 1900 - total flux cleaned = -0.00298166 Jy ! Component: 1950 - total flux cleaned = -0.00300028 Jy ! Component: 2000 - total flux cleaned = -0.00297241 Jy ! Component: 2050 - total flux cleaned = -0.00301838 Jy ! Component: 2100 - total flux cleaned = -0.00305476 Jy ! Component: 2150 - total flux cleaned = -0.00307286 Jy ! Component: 2200 - total flux cleaned = -0.00309071 Jy ! Component: 2250 - total flux cleaned = -0.00312628 Jy ! Component: 2300 - total flux cleaned = -0.00310865 Jy ! Component: 2350 - total flux cleaned = -0.00314372 Jy ! Component: 2400 - total flux cleaned = -0.00316118 Jy ! Component: 2450 - total flux cleaned = -0.00317837 Jy ! Component: 2500 - total flux cleaned = -0.00319548 Jy ! Component: 2550 - total flux cleaned = -0.00318688 Jy ! Component: 2600 - total flux cleaned = -0.00321223 Jy ! Component: 2650 - total flux cleaned = -0.00321215 Jy ! Component: 2700 - total flux cleaned = -0.00323713 Jy ! Component: 2750 - total flux cleaned = -0.00325361 Jy ! Component: 2800 - total flux cleaned = -0.00322086 Jy ! Component: 2850 - total flux cleaned = -0.00326979 Jy ! Component: 2900 - total flux cleaned = -0.00331029 Jy ! Component: 2950 - total flux cleaned = -0.00331831 Jy ! Component: 3000 - total flux cleaned = -0.00335034 Jy ! Component: 3050 - total flux cleaned = -0.00337414 Jy ! Component: 3100 - total flux cleaned = -0.00339783 Jy ! Component: 3150 - total flux cleaned = -0.00344491 Jy ! Component: 3200 - total flux cleaned = -0.00342935 Jy ! Component: 3250 - total flux cleaned = -0.00344493 Jy ! Component: 3300 - total flux cleaned = -0.00346042 Jy ! Component: 3350 - total flux cleaned = -0.00351398 Jy ! Component: 3400 - total flux cleaned = -0.0035063 Jy ! Component: 3450 - total flux cleaned = -0.00355922 Jy ! Component: 3500 - total flux cleaned = -0.0035517 Jy ! Component: 3550 - total flux cleaned = -0.0035517 Jy ! Component: 3600 - total flux cleaned = -0.00359628 Jy ! Component: 3650 - total flux cleaned = -0.00361104 Jy ! Component: 3700 - total flux cleaned = -0.00363307 Jy ! Component: 3750 - total flux cleaned = -0.00364767 Jy ! Component: 3800 - total flux cleaned = -0.0036694 Jy ! Component: 3850 - total flux cleaned = -0.00365502 Jy ! Component: 3900 - total flux cleaned = -0.00367654 Jy ! Component: 3950 - total flux cleaned = -0.00369082 Jy ! Component: 4000 - total flux cleaned = -0.0037334 Jy ! Component: 4050 - total flux cleaned = -0.00376872 Jy ! Total flux subtracted in 4096 components = -0.00376173 Jy ! Clean residual min=-0.000377 max=0.000456 Jy/beam ! Clean residual mean=0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.169664 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 520 components and 0.169664 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2304+0620_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8445 x 1.87 at -1.827 degrees (North through East) ! Clean map min=-0.00075137 max=0.11138 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2304+0620_X_map.fits wmodel /vlbi/uf001/uva//J2304+0620_X_map.mod ! Writing 520 model components to file: /vlbi/uf001/uva//J2304+0620_X_map.mod wobs /vlbi/uf001/uva//J2304+0620_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2304+0620_X_uvs.fits wwins /vlbi/uf001/uva//J2304+0620_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2304+0620_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.111383 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121778 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.327997 0.327997 0.655994 1.31199 2.62397 5.24795 10.4959 20.9918 41.9836 83.9672 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.111 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 914.643 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2304+0620_X_dfm.log closed on Mon Jan 14 06:33:14 2019