! Started logfile: /image_prod/ug002_uva//J0253-1200_X_dfm.log on Wed Mar 4 19:42:14 2020 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 /image_prod/ug002_uva//J0253-1200_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0253-1200_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.875 visibilities/baseline/integration-bin. ! Found source: J0253-1200 ! ! 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 108 lines of history. ! ! Reading 14700 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 J0253-1200_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000379Jy sigma=8.960777 ! Fit after self-cal, rms=0.963441Jy sigma=8.627378 ! 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=0.6422 mas, bmaj=1.657 mas, bpa=-8.525 degrees ! Estimated noise=1.38656 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 = 0.0292665 Jy ! Component: 100 - total flux cleaned = 0.0358104 Jy ! Total flux subtracted in 100 components = 0.0358104 Jy ! Clean residual min=-0.002920 max=0.002969 Jy/beam ! Clean residual mean=0.000001 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.0358104 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0358104 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=0.054626Jy sigma=0.450965 ! Fit after self-cal, rms=0.053288Jy sigma=0.438535 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353085 Jy ! Component: 100 - total flux cleaned = 0.00393853 Jy ! Total flux subtracted in 100 components = 0.00393853 Jy ! Clean residual min=-0.003153 max=0.003435 Jy/beam ! Clean residual mean=0.000000 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.039749 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.039749 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=0.053085Jy sigma=0.436801 ! Fit after self-cal, rms=0.053080Jy sigma=0.436755 ! 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=0.8139 mas, bmaj=1.946 mas, bpa=-7.844 degrees ! Estimated noise=0.664342 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 = 0.000186088 Jy ! Component: 100 - total flux cleaned = 0.000187626 Jy ! Component: 150 - total flux cleaned = 0.000145986 Jy ! Component: 200 - total flux cleaned = 0.000128033 Jy ! Total flux subtracted in 200 components = 0.000128033 Jy ! Clean residual min=-0.001909 max=0.002503 Jy/beam ! Clean residual mean=0.000001 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.039877 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.039877 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=0.053053Jy sigma=0.436597 ! Fit after self-cal, rms=0.053042Jy sigma=0.436575 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8139 x 1.946 at -7.844 degrees (North through East) ! Clean map min=-0.0017652 max=0.039912 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.94 KP 1.03 ! MK 1.03 NL 1.09 OV 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 1.05 KP 1.00 ! MK 1.05 NL 1.24 OV 0.86 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 HN 0.99 KP 1.02 ! MK 1.09 NL 1.17 OV 0.96 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.00 KP 1.02 ! MK 0.95 NL 1.12 OV 0.97 SC 1.17 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.94 KP 1.04 ! MK 1.05 NL 1.12 OV 0.90 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.08 KP 1.11 ! MK 0.97 NL 1.11 OV 0.89 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 0.90 KP 0.97 ! MK 1.06 NL 1.04 OV 1.03 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.93 HN 0.99 KP 0.97 ! MK 0.99 NL 1.16 OV 1.05 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 0.94 KP 1.16 ! MK 1.00 NL 1.12 OV 0.89 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.78 KP 0.97 ! MK 1.01 NL 1.33 OV 0.92 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.92 KP 1.00 ! MK 0.94 NL 1.16 OV 0.89 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.97 HN 1.02 KP 0.96 ! MK 0.94 NL 1.12 OV 0.90 SC 0.89 ! ! ! Fit before self-cal, rms=0.053042Jy sigma=0.436575 ! Fit after self-cal, rms=0.051501Jy sigma=0.434667 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8143 mas, bmaj=1.934 mas, bpa=-7.42 degrees ! Estimated noise=0.658618 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 (2.6, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254507 Jy ! Component: 100 - total flux cleaned = 0.00336109 Jy ! Component: 150 - total flux cleaned = 0.0037514 Jy ! Component: 200 - total flux cleaned = 0.00411537 Jy ! Total flux subtracted in 200 components = 0.00411537 Jy ! Clean residual min=-0.001398 max=0.001328 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0439924 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 0.0439924 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=0.051370Jy sigma=0.433485 ! Fit after self-cal, rms=0.051323Jy sigma=0.432747 ! Inverting map ! Added new window around map position (-6.6, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146035 Jy ! Component: 100 - total flux cleaned = 0.0017405 Jy ! Component: 150 - total flux cleaned = 0.00185898 Jy ! Component: 200 - total flux cleaned = 0.00204248 Jy ! Total flux subtracted in 200 components = 0.00204248 Jy ! Clean residual min=-0.001388 max=0.001160 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0460348 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.0460348 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=0.051265Jy sigma=0.432240 ! Fit after self-cal, rms=0.051236Jy sigma=0.432157 ! 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=0.051236Jy sigma=0.432157 ! Fit after self-cal, rms=0.050667Jy sigma=0.431503 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8184 mas, bmaj=1.933 mas, bpa=-7.254 degrees ! Estimated noise=0.648877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000720361 Jy ! Component: 100 - total flux cleaned = 0.00091162 Jy ! Component: 150 - total flux cleaned = 0.00107288 Jy ! Component: 200 - total flux cleaned = 0.00117607 Jy ! Total flux subtracted in 200 components = 0.00117607 Jy ! Clean residual min=-0.001250 max=0.001036 Jy/beam ! Clean residual mean=0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0472109 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.0472109 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=0.050642Jy sigma=0.431264 ! Fit after self-cal, rms=0.050666Jy sigma=0.431148 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 = 0.000276088 Jy ! Component: 100 - total flux cleaned = 0.000436 Jy ! Component: 150 - total flux cleaned = 0.000525058 Jy ! Component: 200 - total flux cleaned = 0.000606309 Jy ! Total flux subtracted in 200 components = 0.000606309 Jy ! Clean residual min=-0.001252 max=0.001036 Jy/beam ! Clean residual mean=0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0478172 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.0478172 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=0.050653Jy sigma=0.431032 ! Fit after self-cal, rms=0.050648Jy sigma=0.431019 ! 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=0.050648Jy sigma=0.431019 ! Fit after self-cal, rms=0.050706Jy sigma=0.430976 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8212 mas, bmaj=1.935 mas, bpa=-7.183 degrees ! Estimated noise=0.647518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000207612 Jy ! Component: 100 - total flux cleaned = 0.000343159 Jy ! Component: 150 - total flux cleaned = 0.000420193 Jy ! Component: 200 - total flux cleaned = 0.000504911 Jy ! Total flux subtracted in 200 components = 0.000504911 Jy ! Clean residual min=-0.001210 max=0.001020 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0483221 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 73 components and 0.0483221 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=0.050696Jy sigma=0.430886 ! Fit after self-cal, rms=0.050710Jy sigma=0.430871 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 = 0.00014136 Jy ! Component: 100 - total flux cleaned = 0.000223612 Jy ! Component: 150 - total flux cleaned = 0.000262172 Jy ! Component: 200 - total flux cleaned = 0.000321583 Jy ! Total flux subtracted in 200 components = 0.000321583 Jy ! Clean residual min=-0.001209 max=0.001007 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0486437 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.0486437 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=0.050704Jy sigma=0.430814 ! Fit after self-cal, rms=0.050707Jy sigma=0.430795 ! 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=0.050707Jy sigma=0.430795 ! Fit after self-cal, rms=0.050777Jy sigma=0.430783 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.889 mas, bmaj=3.363 mas, bpa=-1.208 degrees ! Estimated noise=0.817675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000172398 Jy ! Component: 100 - total flux cleaned = 0.000343927 Jy ! Component: 150 - total flux cleaned = 0.000393886 Jy ! Component: 200 - total flux cleaned = 0.000446631 Jy ! Total flux subtracted in 200 components = 0.000446631 Jy ! Clean residual min=-0.001071 max=0.000944 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0490904 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.0490903 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=0.050775Jy sigma=0.430760 ! Fit after self-cal, rms=0.050779Jy sigma=0.430748 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 = 8.65671e-05 Jy ! Component: 100 - total flux cleaned = 0.000217997 Jy ! Component: 150 - total flux cleaned = 0.000241533 Jy ! Component: 200 - total flux cleaned = 0.000278379 Jy ! Total flux subtracted in 200 components = 0.000278379 Jy ! Clean residual min=-0.001056 max=0.000930 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0493687 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 0.0493687 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=0.050779Jy sigma=0.430739 ! Fit after self-cal, rms=0.050777Jy sigma=0.430733 ! 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=0.8229 mas, bmaj=1.937 mas, bpa=-7.177 degrees ! Estimated noise=0.647123 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8229 x 1.937 at -7.177 degrees (North through East) ! Clean map min=-0.001106 max=0.039614 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=0.6503 mas, bmaj=1.645 mas, bpa=-8.002 degrees ! Estimated noise=1.3676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303192 Jy ! Component: 100 - total flux cleaned = 0.037436 Jy ! Component: 150 - total flux cleaned = 0.0408144 Jy ! Component: 200 - total flux cleaned = 0.0425167 Jy ! Total flux subtracted in 200 components = 0.0425167 Jy ! Clean residual min=-0.002681 max=0.002376 Jy/beam ! Clean residual mean=0.000000 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0425167 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0425167 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8229 mas, bmaj=1.937 mas, bpa=-7.177 degrees ! Estimated noise=0.647123 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) ! Added new window around map position (1.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253821 Jy ! Component: 100 - total flux cleaned = 0.00387591 Jy ! Component: 150 - total flux cleaned = 0.00422761 Jy ! Component: 200 - total flux cleaned = 0.00461997 Jy ! Total flux subtracted in 200 components = 0.00461997 Jy ! Clean residual min=-0.001341 max=0.001120 Jy/beam ! Clean residual mean=0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0471367 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0471367 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=1.889 mas, bmaj=3.363 mas, bpa=-1.208 degrees ! Estimated noise=0.817675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102628 Jy ! Component: 100 - total flux cleaned = 0.00152576 Jy ! Component: 150 - total flux cleaned = 0.00168685 Jy ! Component: 200 - total flux cleaned = 0.00184739 Jy ! Total flux subtracted in 200 components = 0.00184739 Jy ! Clean residual min=-0.001183 max=0.000968 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0489841 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 = 0.000139043 Jy ! Component: 100 - total flux cleaned = 0.000246798 Jy ! Component: 150 - total flux cleaned = 0.000344587 Jy ! Component: 200 - total flux cleaned = 0.000418987 Jy ! Total flux subtracted in 200 components = 0.000418987 Jy ! Clean residual min=-0.001067 max=0.000908 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0494031 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 74 components and 0.0494031 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8229 mas, bmaj=1.937 mas, bpa=-7.177 degrees ! Estimated noise=0.647123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171943 Jy ! Component: 100 - total flux cleaned = -0.000171118 Jy ! Component: 150 - total flux cleaned = -0.00014295 Jy ! Component: 200 - total flux cleaned = 8.20766e-07 Jy ! Total flux subtracted in 200 components = 8.20766e-07 Jy ! Clean residual min=-0.001209 max=0.001001 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0494039 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.0494039 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=0.050793Jy sigma=0.430855 ! Fit after self-cal, rms=0.050790Jy sigma=0.430808 wmodel J0253-1200_X_map.mod ! Writing 88 model components to file: J0253-1200_X_map.mod wobs J0253-1200_X_uvs.fits ! Writing UV FITS file: J0253-1200_X_uvs.fits wwins J0253-1200_X_map.win ! wwins: Wrote 4 windows to J0253-1200_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 = -0.000391948 Jy ! Component: 100 - total flux cleaned = -0.00044407 Jy ! Component: 150 - total flux cleaned = -0.000492642 Jy ! Component: 200 - total flux cleaned = -0.0005546 Jy ! Component: 250 - total flux cleaned = -0.000569782 Jy ! Component: 300 - total flux cleaned = -0.000656707 Jy ! Component: 350 - total flux cleaned = -0.000670489 Jy ! Component: 400 - total flux cleaned = -0.000698148 Jy ! Component: 450 - total flux cleaned = -0.00075168 Jy ! Component: 500 - total flux cleaned = -0.000764274 Jy ! Component: 550 - total flux cleaned = -0.000815363 Jy ! Component: 600 - total flux cleaned = -0.000840393 Jy ! Component: 650 - total flux cleaned = -0.000828169 Jy ! Component: 700 - total flux cleaned = -0.000864702 Jy ! Component: 750 - total flux cleaned = -0.000947494 Jy ! Component: 800 - total flux cleaned = -0.000993788 Jy ! Component: 850 - total flux cleaned = -0.000993828 Jy ! Component: 900 - total flux cleaned = -0.00105 Jy ! Component: 950 - total flux cleaned = -0.00107205 Jy ! Component: 1000 - total flux cleaned = -0.00109387 Jy ! Component: 1050 - total flux cleaned = -0.00107244 Jy ! Component: 1100 - total flux cleaned = -0.00107227 Jy ! Component: 1150 - total flux cleaned = -0.00105142 Jy ! Component: 1200 - total flux cleaned = -0.00102042 Jy ! Component: 1250 - total flux cleaned = -0.000979594 Jy ! Component: 1300 - total flux cleaned = -0.000969518 Jy ! Component: 1350 - total flux cleaned = -0.000929912 Jy ! Component: 1400 - total flux cleaned = -0.000910229 Jy ! Component: 1450 - total flux cleaned = -0.0008616 Jy ! Component: 1500 - total flux cleaned = -0.000813661 Jy ! Component: 1550 - total flux cleaned = -0.000747544 Jy ! Component: 1600 - total flux cleaned = -0.000747531 Jy ! Component: 1650 - total flux cleaned = -0.000710341 Jy ! Component: 1700 - total flux cleaned = -0.000655146 Jy ! Component: 1750 - total flux cleaned = -0.000627922 Jy ! Component: 1800 - total flux cleaned = -0.000654822 Jy ! Component: 1850 - total flux cleaned = -0.000583314 Jy ! Component: 1900 - total flux cleaned = -0.000521482 Jy ! Component: 1950 - total flux cleaned = -0.000504009 Jy ! Component: 2000 - total flux cleaned = -0.000486751 Jy ! Component: 2050 - total flux cleaned = -0.000469478 Jy ! Component: 2100 - total flux cleaned = -0.000443957 Jy ! Component: 2150 - total flux cleaned = -0.000418661 Jy ! Component: 2200 - total flux cleaned = -0.000393469 Jy ! Component: 2250 - total flux cleaned = -0.000376868 Jy ! Component: 2300 - total flux cleaned = -0.000327733 Jy ! Component: 2350 - total flux cleaned = -0.000311618 Jy ! Component: 2400 - total flux cleaned = -0.000319593 Jy ! Component: 2450 - total flux cleaned = -0.000303674 Jy ! Component: 2500 - total flux cleaned = -0.000295781 Jy ! Component: 2550 - total flux cleaned = -0.000295733 Jy ! Component: 2600 - total flux cleaned = -0.000280218 Jy ! Component: 2650 - total flux cleaned = -0.000257088 Jy ! Component: 2700 - total flux cleaned = -0.000272333 Jy ! Component: 2750 - total flux cleaned = -0.000234453 Jy ! Component: 2800 - total flux cleaned = -0.000234476 Jy ! Component: 2850 - total flux cleaned = -0.000219592 Jy ! Component: 2900 - total flux cleaned = -0.000197382 Jy ! Component: 2950 - total flux cleaned = -0.000190021 Jy ! Component: 3000 - total flux cleaned = -0.000160891 Jy ! Component: 3050 - total flux cleaned = -0.000132083 Jy ! Component: 3100 - total flux cleaned = -0.000146429 Jy ! Component: 3150 - total flux cleaned = -0.000125069 Jy ! Component: 3200 - total flux cleaned = -0.000132141 Jy ! Component: 3250 - total flux cleaned = -0.000104147 Jy ! Component: 3300 - total flux cleaned = -8.33157e-05 Jy ! Component: 3350 - total flux cleaned = -6.951e-05 Jy ! Component: 3400 - total flux cleaned = -7.63877e-05 Jy ! Component: 3450 - total flux cleaned = -6.27178e-05 Jy ! Component: 3500 - total flux cleaned = -4.91642e-05 Jy ! Component: 3550 - total flux cleaned = -3.57115e-05 Jy ! Component: 3600 - total flux cleaned = -2.90462e-05 Jy ! Component: 3650 - total flux cleaned = 4.00778e-06 Jy ! Component: 3700 - total flux cleaned = 3.96895e-06 Jy ! Component: 3750 - total flux cleaned = 1.0451e-05 Jy ! Component: 3800 - total flux cleaned = 2.98388e-05 Jy ! Component: 3850 - total flux cleaned = 4.26785e-05 Jy ! Component: 3900 - total flux cleaned = 4.27301e-05 Jy ! Component: 3950 - total flux cleaned = 4.53535e-06 Jy ! Component: 4000 - total flux cleaned = 1.72081e-05 Jy ! Component: 4050 - total flux cleaned = 3.60667e-05 Jy ! Total flux subtracted in 4096 components = 4.85582e-05 Jy ! Clean residual min=-0.000416 max=0.000343 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0494525 Jy keep ! Adding 239 model components to the UV plane model. ! The established model now contains 327 components and 0.0494525 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0253-1200_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8229 x 1.937 at -7.177 degrees (North through East) ! Clean map min=-0.0011383 max=0.039228 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0253-1200_X_map.fits wmodel /image_prod/ug002_uva//J0253-1200_X_map.mod ! Writing 327 model components to file: /image_prod/ug002_uva//J0253-1200_X_map.mod wobs /image_prod/ug002_uva//J0253-1200_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0253-1200_X_uvs.fits wwins /image_prod/ug002_uva//J0253-1200_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0253-1200_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0392276 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.85859e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.753953 0.753953 1.50791 3.01581 6.03163 12.0633 24.1265 48.253 96.506 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 397.902 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0253-1200_X_dfm.log closed on Wed Mar 4 19:42:18 2020