! Started logfile: /vlbi/bp222/maps//J0228+6721_X_dfm.log on Mon Jan 14 16:21:11 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/bp222/maps//J0228+6721_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0228+6721_X_uva.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.955357 visibilities/baseline/integration-bin. ! Found source: J0228+6721 ! ! 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 5136 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 J0228+6721_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.481682Jy sigma=19.884416 ! Fit after self-cal, rms=0.176459Jy sigma=2.334352 ! 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=0.7491 mas, bmaj=4.865 mas, bpa=-61.33 degrees ! Estimated noise=1.81675 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 = 0.764915 Jy ! Component: 100 - total flux cleaned = 0.96704 Jy ! Total flux subtracted in 100 components = 0.96704 Jy ! Clean residual min=-0.054452 max=0.088905 Jy/beam ! Clean residual mean=-0.000191 rms=0.015974 Jy/beam ! Combined flux in latest and established models = 0.96704 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.96704 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=0.172296Jy sigma=2.398202 ! Fit after self-cal, rms=0.172249Jy sigma=2.396944 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=4.659 mas, bpa=-60.1 degrees ! Estimated noise=0.773347 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 = 0.11656 Jy ! Component: 100 - total flux cleaned = 0.15712 Jy ! Component: 150 - total flux cleaned = 0.159615 Jy ! Component: 200 - total flux cleaned = 0.161734 Jy ! Total flux subtracted in 200 components = 0.161734 Jy ! Clean residual min=-0.024959 max=0.036817 Jy/beam ! Clean residual mean=-0.000137 rms=0.007548 Jy/beam ! Combined flux in latest and established models = 1.12877 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 21 components and 1.12877 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=0.091042Jy sigma=1.202489 ! Fit after self-cal, rms=0.090916Jy sigma=1.201454 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 4.659 at -60.1 degrees (North through East) ! Clean map min=-0.025119 max=1.0465 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 KP 1.00 LA 1.01 ! NL 0.94 OV 1.06 PT 0.97 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 KP 0.99 LA 1.00 ! NL 0.94 OV 1.05 PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 KP 0.98 LA 1.02 ! NL 0.95 OV 1.04 PT 0.98 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 KP 1.00 LA 1.00 ! NL 0.95 OV 1.04 PT 0.98 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 KP 0.99 LA 1.00 ! NL 0.93 OV 1.03 PT 0.98 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 KP 1.00 LA 1.00 ! NL 0.93 OV 1.03 PT 0.98 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 KP 1.01 LA 1.01 ! NL 0.94 OV 1.02 PT 0.98 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 KP 0.98 LA 1.01 ! NL 0.94 OV 1.02 PT 0.99 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 KP 1.00 LA 1.01 ! NL 0.94 OV 1.02 PT 0.99 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 KP 0.98 LA 1.01 ! NL 0.94 OV 1.04 PT 0.99 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 1.00 LA 1.02 ! NL 0.93 OV 1.03 PT 0.99 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 KP 1.00 LA 1.00 ! NL 0.93 OV 1.03 PT 0.99 SC 1.01 ! ! ! Fit before self-cal, rms=0.090916Jy sigma=1.201454 ! Fit after self-cal, rms=0.078541Jy sigma=1.016527 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=4.649 mas, bpa=-60.01 degrees ! Estimated noise=0.766681 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287522 Jy ! Component: 100 - total flux cleaned = 0.0421115 Jy ! Component: 150 - total flux cleaned = 0.0508418 Jy ! Component: 200 - total flux cleaned = 0.0575051 Jy ! Total flux subtracted in 200 components = 0.0575051 Jy ! Clean residual min=-0.006739 max=0.007968 Jy/beam ! Clean residual mean=-0.000021 rms=0.002253 Jy/beam ! Combined flux in latest and established models = 1.18628 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 66 components and 1.18628 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=0.067349Jy sigma=0.868780 ! Fit after self-cal, rms=0.066839Jy sigma=0.864123 ! 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=0.066839Jy sigma=0.864123 ! Fit after self-cal, rms=0.066081Jy sigma=0.859563 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=4.641 mas, bpa=-59.98 degrees ! Estimated noise=0.764471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00723968 Jy ! Component: 100 - total flux cleaned = 0.0101187 Jy ! Component: 150 - total flux cleaned = 0.0120916 Jy ! Component: 200 - total flux cleaned = 0.0135102 Jy ! Total flux subtracted in 200 components = 0.0135102 Jy ! Clean residual min=-0.005129 max=0.005665 Jy/beam ! Clean residual mean=-0.000011 rms=0.001441 Jy/beam ! Combined flux in latest and established models = 1.19979 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 97 components and 1.19979 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=0.064861Jy sigma=0.844690 ! Fit after self-cal, rms=0.064763Jy sigma=0.843696 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 = 0.00255247 Jy ! Component: 100 - total flux cleaned = 0.00359608 Jy ! Component: 150 - total flux cleaned = 0.00410841 Jy ! Component: 200 - total flux cleaned = 0.00467355 Jy ! Total flux subtracted in 200 components = 0.00467355 Jy ! Clean residual min=-0.004187 max=0.004530 Jy/beam ! Clean residual mean=-0.000005 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 1.20446 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 127 components and 1.20446 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=0.064387Jy sigma=0.839260 ! Fit after self-cal, rms=0.064367Jy sigma=0.839088 ! 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=0.064367Jy sigma=0.839088 ! Fit after self-cal, rms=0.064238Jy sigma=0.838096 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=4.638 mas, bpa=-59.97 degrees ! Estimated noise=0.763969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196887 Jy ! Component: 100 - total flux cleaned = 0.00276496 Jy ! Component: 150 - total flux cleaned = 0.00330369 Jy ! Component: 200 - total flux cleaned = 0.00358656 Jy ! Total flux subtracted in 200 components = 0.00358656 Jy ! Clean residual min=-0.003417 max=0.004017 Jy/beam ! Clean residual mean=0.000000 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 1.20805 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 151 components and 1.20805 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=0.064021Jy sigma=0.835513 ! Fit after self-cal, rms=0.064013Jy sigma=0.835438 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 (-15.2, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265223 Jy ! Component: 100 - total flux cleaned = 0.00245336 Jy ! Component: 150 - total flux cleaned = 0.00266607 Jy ! Component: 200 - total flux cleaned = 0.00321964 Jy ! Total flux subtracted in 200 components = 0.00321964 Jy ! Clean residual min=-0.002684 max=0.002237 Jy/beam ! Clean residual mean=0.000006 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 1.21127 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 180 components and 1.21127 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=0.063738Jy sigma=0.832223 ! Fit after self-cal, rms=0.063733Jy sigma=0.832131 ! 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=0.063733Jy sigma=0.832131 ! Fit after self-cal, rms=0.063702Jy sigma=0.831952 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.426 mas, bmaj=5.424 mas, bpa=-46.13 degrees ! Estimated noise=0.876185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000295618 Jy ! Component: 100 - total flux cleaned = 0.000239495 Jy ! Component: 150 - total flux cleaned = 0.000187926 Jy ! Component: 200 - total flux cleaned = 0.000267996 Jy ! Total flux subtracted in 200 components = 0.000267996 Jy ! Clean residual min=-0.002315 max=0.002468 Jy/beam ! Clean residual mean=0.000006 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 1.21154 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 204 components and 1.21154 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=0.063647Jy sigma=0.831122 ! Fit after self-cal, rms=0.063645Jy sigma=0.831093 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 = 0.000209078 Jy ! Component: 100 - total flux cleaned = 0.000395837 Jy ! Component: 150 - total flux cleaned = 0.000495534 Jy ! Component: 200 - total flux cleaned = 0.000617223 Jy ! Total flux subtracted in 200 components = 0.000617223 Jy ! Clean residual min=-0.002045 max=0.002061 Jy/beam ! Clean residual mean=0.000007 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 1.21215 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 230 components and 1.21215 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=0.063615Jy sigma=0.830694 ! Fit after self-cal, rms=0.063613Jy sigma=0.830676 ! 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=1.035 mas, bmaj=4.637 mas, bpa=-59.96 degrees ! Estimated noise=0.763664 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 4.637 at -59.96 degrees (North through East) ! Clean map min=-0.0052136 max=1.04 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 ! Performing amp+phase self-cal ! ! 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=0.063613Jy sigma=0.830676 ! Fit after self-cal, rms=0.058017Jy sigma=0.740181 ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=4.636 mas, bpa=-59.97 degrees ! Estimated noise=0.763436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000544779 Jy ! Component: 100 - total flux cleaned = -0.000508183 Jy ! Component: 150 - total flux cleaned = -0.000248747 Jy ! Component: 200 - total flux cleaned = -0.000193328 Jy ! Total flux subtracted in 200 components = -0.000193328 Jy ! Clean residual min=-0.002059 max=0.001571 Jy/beam ! Clean residual mean=0.000005 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 1.21196 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 251 components and 1.21196 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=0.057971Jy sigma=0.739654 ! Fit after self-cal, rms=0.057969Jy sigma=0.739634 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.11757e-05 Jy ! Component: 100 - total flux cleaned = 0.000137584 Jy ! Component: 150 - total flux cleaned = 0.000276935 Jy ! Component: 200 - total flux cleaned = 0.000364798 Jy ! Total flux subtracted in 200 components = 0.000364798 Jy ! Clean residual min=-0.002058 max=0.001464 Jy/beam ! Clean residual mean=0.000006 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 1.21232 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 270 components and 1.21232 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=0.057950Jy sigma=0.739396 ! Fit after self-cal, rms=0.057948Jy sigma=0.739390 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.057948Jy sigma=0.739390 ! Fit after self-cal, rms=0.057944Jy sigma=0.739350 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=0.7538 mas, bmaj=4.846 mas, bpa=-61.23 degrees ! Estimated noise=1.79901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.7575 Jy ! Component: 100 - total flux cleaned = 0.952668 Jy ! Component: 150 - total flux cleaned = 1.04379 Jy ! Component: 200 - total flux cleaned = 1.08849 Jy ! Total flux subtracted in 200 components = 1.08849 Jy ! Clean residual min=-0.020611 max=0.023109 Jy/beam ! Clean residual mean=-0.000087 rms=0.005365 Jy/beam ! Combined flux in latest and established models = 1.08849 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.08849 Jy ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=4.635 mas, bpa=-59.97 degrees ! Estimated noise=0.763308 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 = 0.0353756 Jy ! Component: 100 - total flux cleaned = 0.0581224 Jy ! Component: 150 - total flux cleaned = 0.0736672 Jy ! Component: 200 - total flux cleaned = 0.0829745 Jy ! Total flux subtracted in 200 components = 0.0829745 Jy ! Clean residual min=-0.008752 max=0.009439 Jy/beam ! Clean residual mean=-0.000060 rms=0.002572 Jy/beam ! Combined flux in latest and established models = 1.17146 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 43 components and 1.17146 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=2.426 mas, bmaj=5.423 mas, bpa=-46.11 degrees ! Estimated noise=0.875949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00857128 Jy ! Component: 100 - total flux cleaned = 0.0143434 Jy ! Component: 150 - total flux cleaned = 0.0191692 Jy ! Component: 200 - total flux cleaned = 0.0231104 Jy ! Total flux subtracted in 200 components = 0.0231104 Jy ! Clean residual min=-0.005472 max=0.005764 Jy/beam ! Clean residual mean=-0.000034 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 1.19457 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 = 0.00309102 Jy ! Component: 100 - total flux cleaned = 0.00552228 Jy ! Component: 150 - total flux cleaned = 0.00690144 Jy ! Component: 200 - total flux cleaned = 0.0076153 Jy ! Total flux subtracted in 200 components = 0.0076153 Jy ! Clean residual min=-0.004017 max=0.003916 Jy/beam ! Clean residual mean=-0.000012 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.20219 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 93 components and 1.20219 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=4.635 mas, bpa=-59.97 degrees ! Estimated noise=0.763308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142448 Jy ! Component: 100 - total flux cleaned = 0.00157827 Jy ! Component: 150 - total flux cleaned = 0.00213041 Jy ! Component: 200 - total flux cleaned = 0.00247906 Jy ! Total flux subtracted in 200 components = 0.00247906 Jy ! Clean residual min=-0.003006 max=0.002738 Jy/beam ! Clean residual mean=-0.000005 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 1.20467 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 117 components and 1.20467 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=0.058516Jy sigma=0.746533 ! Fit after self-cal, rms=0.058434Jy sigma=0.745615 wmodel J0228+6721_X_map.mod ! Writing 117 model components to file: J0228+6721_X_map.mod wobs J0228+6721_X_uvs.fits ! Writing UV FITS file: J0228+6721_X_uvs.fits wwins J0228+6721_X_map.win ! wwins: Wrote 3 windows to J0228+6721_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 = -0.000325609 Jy ! Component: 100 - total flux cleaned = -0.000708535 Jy ! Component: 150 - total flux cleaned = -0.0009699 Jy ! Component: 200 - total flux cleaned = -0.0010107 Jy ! Component: 250 - total flux cleaned = -0.00101254 Jy ! Component: 300 - total flux cleaned = -0.00104813 Jy ! Component: 350 - total flux cleaned = -0.00111509 Jy ! Component: 400 - total flux cleaned = -0.00108278 Jy ! Component: 450 - total flux cleaned = -0.00102014 Jy ! Component: 500 - total flux cleaned = -0.000989748 Jy ! Component: 550 - total flux cleaned = -0.0009031 Jy ! Component: 600 - total flux cleaned = -0.000818769 Jy ! Component: 650 - total flux cleaned = -0.00071117 Jy ! Component: 700 - total flux cleaned = -0.000632988 Jy ! Component: 750 - total flux cleaned = -0.000506035 Jy ! Component: 800 - total flux cleaned = -0.000432445 Jy ! Component: 850 - total flux cleaned = -0.000264435 Jy ! Component: 900 - total flux cleaned = -0.000147541 Jy ! Component: 950 - total flux cleaned = -7.89752e-05 Jy ! Component: 1000 - total flux cleaned = 9.76674e-06 Jy ! Component: 1050 - total flux cleaned = 3.10726e-05 Jy ! Component: 1100 - total flux cleaned = 3.07372e-05 Jy ! Component: 1150 - total flux cleaned = 5.12076e-05 Jy ! Component: 1200 - total flux cleaned = 3.13585e-05 Jy ! Component: 1250 - total flux cleaned = 3.16084e-05 Jy ! Component: 1300 - total flux cleaned = -7.67374e-06 Jy ! Component: 1350 - total flux cleaned = -4.59662e-05 Jy ! Component: 1400 - total flux cleaned = -0.000102934 Jy ! Component: 1450 - total flux cleaned = -0.000158928 Jy ! Component: 1500 - total flux cleaned = -0.000214132 Jy ! Component: 1550 - total flux cleaned = -0.000232165 Jy ! Component: 1600 - total flux cleaned = -0.000285551 Jy ! Component: 1650 - total flux cleaned = -0.000338301 Jy ! Component: 1700 - total flux cleaned = -0.000390166 Jy ! Component: 1750 - total flux cleaned = -0.00039019 Jy ! Component: 1800 - total flux cleaned = -0.00042394 Jy ! Component: 1850 - total flux cleaned = -0.000423761 Jy ! Component: 1900 - total flux cleaned = -0.000440136 Jy ! Component: 1950 - total flux cleaned = -0.000423894 Jy ! Component: 2000 - total flux cleaned = -0.000440069 Jy ! Component: 2050 - total flux cleaned = -0.000439942 Jy ! Component: 2100 - total flux cleaned = -0.000424022 Jy ! Component: 2150 - total flux cleaned = -0.000392696 Jy ! Component: 2200 - total flux cleaned = -0.000377252 Jy ! Component: 2250 - total flux cleaned = -0.000408097 Jy ! Component: 2300 - total flux cleaned = -0.000392859 Jy ! Component: 2350 - total flux cleaned = -0.000423235 Jy ! Component: 2400 - total flux cleaned = -0.000438307 Jy ! Component: 2450 - total flux cleaned = -0.00045312 Jy ! Component: 2500 - total flux cleaned = -0.000423325 Jy ! Component: 2550 - total flux cleaned = -0.000452801 Jy ! Component: 2600 - total flux cleaned = -0.000423459 Jy ! Component: 2650 - total flux cleaned = -0.000438023 Jy ! Component: 2700 - total flux cleaned = -0.000423411 Jy ! Component: 2750 - total flux cleaned = -0.000423426 Jy ! Component: 2800 - total flux cleaned = -0.000423456 Jy ! Component: 2850 - total flux cleaned = -0.000423492 Jy ! Component: 2900 - total flux cleaned = -0.000437569 Jy ! Component: 2950 - total flux cleaned = -0.00039513 Jy ! Component: 3000 - total flux cleaned = -0.000366992 Jy ! Component: 3050 - total flux cleaned = -0.00033887 Jy ! Component: 3100 - total flux cleaned = -0.000338921 Jy ! Component: 3150 - total flux cleaned = -0.000338848 Jy ! Component: 3200 - total flux cleaned = -0.000297042 Jy ! Component: 3250 - total flux cleaned = -0.000310921 Jy ! Component: 3300 - total flux cleaned = -0.00026916 Jy ! Component: 3350 - total flux cleaned = -0.000269141 Jy ! Component: 3400 - total flux cleaned = -0.000227596 Jy ! Component: 3450 - total flux cleaned = -0.000227547 Jy ! Component: 3500 - total flux cleaned = -0.000186251 Jy ! Component: 3550 - total flux cleaned = -0.000186277 Jy ! Component: 3600 - total flux cleaned = -0.000186278 Jy ! Component: 3650 - total flux cleaned = -0.000227551 Jy ! Component: 3700 - total flux cleaned = -0.000241224 Jy ! Component: 3750 - total flux cleaned = -0.000227447 Jy ! Component: 3800 - total flux cleaned = -0.000227444 Jy ! Component: 3850 - total flux cleaned = -0.000227469 Jy ! Component: 3900 - total flux cleaned = -0.000227516 Jy ! Component: 3950 - total flux cleaned = -0.000213636 Jy ! Component: 4000 - total flux cleaned = -0.000255108 Jy ! Component: 4050 - total flux cleaned = -0.000227391 Jy ! Total flux subtracted in 4096 components = -0.000213551 Jy ! Clean residual min=-0.000830 max=0.000811 Jy/beam ! Clean residual mean=-0.000007 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 1.20445 Jy keep ! Adding 250 model components to the UV plane model. ! The established model now contains 367 components and 1.20445 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0228+6721_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 4.635 at -59.97 degrees (North through East) ! Clean map min=-0.0038047 max=1.0325 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0228+6721_X_map.fits wmodel /vlbi/bp222/maps//J0228+6721_X_map.mod ! Writing 367 model components to file: /vlbi/bp222/maps//J0228+6721_X_map.mod wobs /vlbi/bp222/maps//J0228+6721_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0228+6721_X_uvs.fits wwins /vlbi/bp222/maps//J0228+6721_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0228+6721_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.03254 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000222805 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0647349 0.0647349 0.12947 0.25894 0.517879 1.03576 2.07152 4.14303 8.28607 16.5721 33.1443 66.2885 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4634.29 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0228+6721_X_dfm.log closed on Mon Jan 14 16:21:15 2019