! Started logfile: /image_prod/ug002_uva//J1819+1543_X_dfm.log on Thu Mar 5 03:41:21 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//J1819+1543_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1819+1543_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992 visibilities/baseline/integration-bin. ! Found source: J1819+1543 ! ! 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 40176 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 J1819+1543_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. ! ! 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=1.003066Jy sigma=10.048018 ! Fit after self-cal, rms=0.939357Jy sigma=9.398736 ! 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=0.7175 mas, bmaj=1.633 mas, bpa=-4.635 degrees ! Estimated noise=0.711681 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 = 0.0462756 Jy ! Component: 100 - total flux cleaned = 0.0568628 Jy ! Total flux subtracted in 100 components = 0.0568628 Jy ! Clean residual min=-0.002340 max=0.003868 Jy/beam ! Clean residual mean=0.000003 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.0568628 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0568628 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=0.051636Jy sigma=0.478948 ! Fit after self-cal, rms=0.051203Jy sigma=0.475197 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044218 Jy ! Component: 100 - total flux cleaned = 0.00672454 Jy ! Total flux subtracted in 100 components = 0.00672454 Jy ! Clean residual min=-0.002116 max=0.002727 Jy/beam ! Clean residual mean=0.000002 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0635873 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0635873 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=0.468398 ! Fit after self-cal, rms=0.050658Jy sigma=0.468342 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235715 Jy ! Component: 100 - total flux cleaned = 0.0037754 Jy ! Total flux subtracted in 100 components = 0.0037754 Jy ! Clean residual min=-0.002021 max=0.002527 Jy/beam ! Clean residual mean=0.000002 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.0673627 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.0673627 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=0.050504Jy sigma=0.466465 ! Fit after self-cal, rms=0.050496Jy sigma=0.466316 ! 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=0.9206 mas, bmaj=1.951 mas, bpa=-4.123 degrees ! Estimated noise=0.358227 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 (1.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262808 Jy ! Component: 100 - total flux cleaned = 0.00414084 Jy ! Component: 150 - total flux cleaned = 0.00497758 Jy ! Component: 200 - total flux cleaned = 0.00557939 Jy ! Total flux subtracted in 200 components = 0.00557939 Jy ! Clean residual min=-0.001590 max=0.001322 Jy/beam ! Clean residual mean=0.000005 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0729421 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.0729421 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=0.050336Jy sigma=0.464567 ! Fit after self-cal, rms=0.050339Jy sigma=0.464516 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9206 x 1.951 at -4.123 degrees (North through East) ! Clean map min=-0.0014819 max=0.061253 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.03 KP 1.05 ! LA 1.01 MK 1.01 NL 1.10 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.01 KP 1.06 ! LA 0.97 MK 1.06 NL 1.07 OV 0.91 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 1.04 ! LA 1.01 MK 1.03 NL 1.05 OV 0.92 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.02 KP 1.03 ! LA 1.00 MK 1.02 NL 1.06 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KP 1.02 ! LA 1.02 MK 0.99 NL 1.09 OV 0.93 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.97 KP 1.05 ! LA 1.05 MK 1.00 NL 1.09 OV 0.85 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.96 KP 1.08 ! LA 1.00 MK 1.04 NL 1.07 OV 0.91 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.97 KP 1.04 ! LA 1.00 MK 1.02 NL 1.08 OV 0.87 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 HN 0.96 KP 1.04 ! LA 1.00 MK 1.02 NL 1.10 OV 0.90 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.98 KP 1.00 ! LA 0.99 MK 1.02 NL 1.07 OV 0.89 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.94 KP 1.06 ! LA 0.96 MK 1.03 NL 1.08 OV 0.90 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.00 KP 1.04 ! LA 0.99 MK 1.03 NL 1.04 OV 0.92 ! PT 0.93 SC 0.99 ! ! ! Fit before self-cal, rms=0.050339Jy sigma=0.464516 ! Fit after self-cal, rms=0.049713Jy sigma=0.462057 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9279 mas, bmaj=1.959 mas, bpa=-3.861 degrees ! Estimated noise=0.35617 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 = -0.000272622 Jy ! Component: 100 - total flux cleaned = -0.00036255 Jy ! Component: 150 - total flux cleaned = -0.000400207 Jy ! Component: 200 - total flux cleaned = -0.000400226 Jy ! Total flux subtracted in 200 components = -0.000400226 Jy ! Clean residual min=-0.001070 max=0.001080 Jy/beam ! Clean residual mean=0.000003 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0725419 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.0725419 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=0.049694Jy sigma=0.461870 ! Fit after self-cal, rms=0.049709Jy sigma=0.461787 ! 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=0.049709Jy sigma=0.461787 ! Fit after self-cal, rms=0.050833Jy sigma=0.460382 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9273 mas, bmaj=1.947 mas, bpa=-3.775 degrees ! Estimated noise=0.356531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00024266 Jy ! Component: 100 - total flux cleaned = -0.000313385 Jy ! Component: 150 - total flux cleaned = -0.000374391 Jy ! Component: 200 - total flux cleaned = -0.000387658 Jy ! Total flux subtracted in 200 components = -0.000387658 Jy ! Clean residual min=-0.000787 max=0.001001 Jy/beam ! Clean residual mean=0.000002 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0721542 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 0.0721542 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=0.050821Jy sigma=0.460270 ! Fit after self-cal, rms=0.050848Jy sigma=0.460226 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 (-3.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000902581 Jy ! Component: 100 - total flux cleaned = 0.00118259 Jy ! Component: 150 - total flux cleaned = 0.00137766 Jy ! Component: 200 - total flux cleaned = 0.00149212 Jy ! Total flux subtracted in 200 components = 0.00149212 Jy ! Clean residual min=-0.000761 max=0.000836 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0736463 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 0.0736463 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=0.050829Jy sigma=0.460033 ! Fit after self-cal, rms=0.050827Jy sigma=0.460017 ! Inverting map ! Added new window around map position (-10.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000734241 Jy ! Component: 100 - total flux cleaned = 0.00115069 Jy ! Component: 150 - total flux cleaned = 0.0014846 Jy ! Component: 200 - total flux cleaned = 0.00162468 Jy ! Total flux subtracted in 200 components = 0.00162468 Jy ! Clean residual min=-0.000761 max=0.000779 Jy/beam ! Clean residual mean=0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.075271 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 113 components and 0.075271 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=0.050814Jy sigma=0.459889 ! Fit after self-cal, rms=0.050813Jy sigma=0.459875 ! 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=0.050813Jy sigma=0.459875 ! Fit after self-cal, rms=0.051028Jy sigma=0.459824 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9265 mas, bmaj=1.945 mas, bpa=-3.707 degrees ! Estimated noise=0.355863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019172 Jy ! Component: 100 - total flux cleaned = -6.21405e-05 Jy ! Component: 150 - total flux cleaned = 5.38674e-05 Jy ! Component: 200 - total flux cleaned = 0.000159597 Jy ! Total flux subtracted in 200 components = 0.000159597 Jy ! Clean residual min=-0.000711 max=0.000741 Jy/beam ! Clean residual mean=0.000001 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0754306 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 119 components and 0.0754306 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=0.051021Jy sigma=0.459753 ! Fit after self-cal, rms=0.051026Jy sigma=0.459748 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 (-0.6, 32.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000401643 Jy ! Component: 100 - total flux cleaned = 0.000421722 Jy ! Component: 150 - total flux cleaned = 0.000526348 Jy ! Component: 200 - total flux cleaned = 0.000632339 Jy ! Total flux subtracted in 200 components = 0.000632339 Jy ! Clean residual min=-0.000677 max=0.000657 Jy/beam ! Clean residual mean=0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0760629 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 130 components and 0.0760629 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=0.051013Jy sigma=0.459639 ! Fit after self-cal, rms=0.051012Jy sigma=0.459632 ! 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=0.051012Jy sigma=0.459632 ! Fit after self-cal, rms=0.051036Jy sigma=0.459618 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.192 mas, bmaj=2.928 mas, bpa=-2.402 degrees ! Estimated noise=0.429826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122611 Jy ! Component: 100 - total flux cleaned = 0.000150703 Jy ! Component: 150 - total flux cleaned = 0.000224372 Jy ! Component: 200 - total flux cleaned = 0.000295774 Jy ! Total flux subtracted in 200 components = 0.000295774 Jy ! Clean residual min=-0.000717 max=0.000746 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0763587 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 0.0763587 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=0.051033Jy sigma=0.459594 ! Fit after self-cal, rms=0.051034Jy sigma=0.459588 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 = 9.40699e-05 Jy ! Component: 100 - total flux cleaned = 0.000157175 Jy ! Component: 150 - total flux cleaned = 0.000214229 Jy ! Component: 200 - total flux cleaned = 0.000273537 Jy ! Total flux subtracted in 200 components = 0.000273537 Jy ! Clean residual min=-0.000719 max=0.000731 Jy/beam ! Clean residual mean=0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0766323 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 161 components and 0.0766323 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=0.051033Jy sigma=0.459581 ! Fit after self-cal, rms=0.051033Jy sigma=0.459580 ! 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=0.9266 mas, bmaj=1.945 mas, bpa=-3.66 degrees ! Estimated noise=0.355302 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9266 x 1.945 at -3.66 degrees (North through East) ! Clean map min=-0.0005894 max=0.060915 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=0.7215 mas, bmaj=1.621 mas, bpa=-4.129 degrees ! Estimated noise=0.710633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.046445 Jy ! Component: 100 - total flux cleaned = 0.0570912 Jy ! Component: 150 - total flux cleaned = 0.0612802 Jy ! Component: 200 - total flux cleaned = 0.0636299 Jy ! Total flux subtracted in 200 components = 0.0636299 Jy ! Clean residual min=-0.001487 max=0.001550 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0636299 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 0.0636299 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9266 mas, bmaj=1.945 mas, bpa=-3.66 degrees ! Estimated noise=0.355302 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 = 0.00274323 Jy ! Component: 100 - total flux cleaned = 0.00436812 Jy ! Component: 150 - total flux cleaned = 0.0055809 Jy ! Component: 200 - total flux cleaned = 0.00655772 Jy ! Total flux subtracted in 200 components = 0.00655772 Jy ! Clean residual min=-0.000767 max=0.000718 Jy/beam ! Clean residual mean=0.000003 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0701876 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 38 components and 0.0701876 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=2.192 mas, bmaj=2.928 mas, bpa=-2.402 degrees ! Estimated noise=0.429826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129399 Jy ! Component: 100 - total flux cleaned = 0.00221572 Jy ! Component: 150 - total flux cleaned = 0.00293961 Jy ! Component: 200 - total flux cleaned = 0.00352665 Jy ! Total flux subtracted in 200 components = 0.00352665 Jy ! Clean residual min=-0.000857 max=0.000772 Jy/beam ! Clean residual mean=0.000003 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0737142 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 = 0.000397609 Jy ! Component: 100 - total flux cleaned = 0.000727051 Jy ! Component: 150 - total flux cleaned = 0.00102096 Jy ! Component: 200 - total flux cleaned = 0.00128421 Jy ! Total flux subtracted in 200 components = 0.00128421 Jy ! Clean residual min=-0.000794 max=0.000726 Jy/beam ! Clean residual mean=0.000002 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0749984 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 96 components and 0.0749984 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9266 mas, bmaj=1.945 mas, bpa=-3.66 degrees ! Estimated noise=0.355302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188469 Jy ! Component: 100 - total flux cleaned = 0.00031288 Jy ! Component: 150 - total flux cleaned = 0.000419835 Jy ! Component: 200 - total flux cleaned = 0.000517495 Jy ! Total flux subtracted in 200 components = 0.000517495 Jy ! Clean residual min=-0.000662 max=0.000648 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0755159 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 115 components and 0.0755159 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=0.051041Jy sigma=0.459654 ! Fit after self-cal, rms=0.051036Jy sigma=0.459633 wmodel J1819+1543_X_map.mod ! Writing 115 model components to file: J1819+1543_X_map.mod wobs J1819+1543_X_uvs.fits ! Writing UV FITS file: J1819+1543_X_uvs.fits wwins J1819+1543_X_map.win ! wwins: Wrote 6 windows to J1819+1543_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 = -7.17906e-07 Jy ! Component: 100 - total flux cleaned = -5.957e-05 Jy ! Component: 150 - total flux cleaned = -8.1723e-05 Jy ! Component: 200 - total flux cleaned = -0.000125278 Jy ! Component: 250 - total flux cleaned = -0.000135889 Jy ! Component: 300 - total flux cleaned = -0.000146415 Jy ! Component: 350 - total flux cleaned = -0.000176907 Jy ! Component: 400 - total flux cleaned = -0.000196764 Jy ! Component: 450 - total flux cleaned = -0.000226053 Jy ! Component: 500 - total flux cleaned = -0.000216444 Jy ! Component: 550 - total flux cleaned = -0.00022583 Jy ! Component: 600 - total flux cleaned = -0.000197911 Jy ! Component: 650 - total flux cleaned = -0.000197898 Jy ! Component: 700 - total flux cleaned = -0.000161556 Jy ! Component: 750 - total flux cleaned = -0.000116812 Jy ! Component: 800 - total flux cleaned = -7.27144e-05 Jy ! Component: 850 - total flux cleaned = -5.52138e-05 Jy ! Component: 900 - total flux cleaned = -1.19926e-05 Jy ! Component: 950 - total flux cleaned = 4.79315e-05 Jy ! Component: 1000 - total flux cleaned = 8.16403e-05 Jy ! Component: 1050 - total flux cleaned = 0.00011519 Jy ! Component: 1100 - total flux cleaned = 0.000148462 Jy ! Component: 1150 - total flux cleaned = 0.000205953 Jy ! Component: 1200 - total flux cleaned = 0.000246661 Jy ! Component: 1250 - total flux cleaned = 0.000278925 Jy ! Component: 1300 - total flux cleaned = 0.000310881 Jy ! Component: 1350 - total flux cleaned = 0.000366288 Jy ! Component: 1400 - total flux cleaned = 0.000366311 Jy ! Component: 1450 - total flux cleaned = 0.00043636 Jy ! Component: 1500 - total flux cleaned = 0.000482533 Jy ! Component: 1550 - total flux cleaned = 0.000505299 Jy ! Component: 1600 - total flux cleaned = 0.000490068 Jy ! Component: 1650 - total flux cleaned = 0.000512707 Jy ! Component: 1700 - total flux cleaned = 0.000550057 Jy ! Component: 1750 - total flux cleaned = 0.000550073 Jy ! Component: 1800 - total flux cleaned = 0.000601503 Jy ! Component: 1850 - total flux cleaned = 0.00061611 Jy ! Component: 1900 - total flux cleaned = 0.000623355 Jy ! Component: 1950 - total flux cleaned = 0.000666472 Jy ! Component: 2000 - total flux cleaned = 0.000680731 Jy ! Component: 2050 - total flux cleaned = 0.000687808 Jy ! Component: 2100 - total flux cleaned = 0.000708862 Jy ! Component: 2150 - total flux cleaned = 0.000701841 Jy ! Component: 2200 - total flux cleaned = 0.000708916 Jy ! Component: 2250 - total flux cleaned = 0.000750364 Jy ! Component: 2300 - total flux cleaned = 0.000777713 Jy ! Component: 2350 - total flux cleaned = 0.000750514 Jy ! Component: 2400 - total flux cleaned = 0.000764098 Jy ! Component: 2450 - total flux cleaned = 0.000791004 Jy ! Component: 2500 - total flux cleaned = 0.000784275 Jy ! Component: 2550 - total flux cleaned = 0.000784321 Jy ! Component: 2600 - total flux cleaned = 0.000784314 Jy ! Component: 2650 - total flux cleaned = 0.000810503 Jy ! Component: 2700 - total flux cleaned = 0.000823513 Jy ! Component: 2750 - total flux cleaned = 0.00078461 Jy ! Component: 2800 - total flux cleaned = 0.000797488 Jy ! Component: 2850 - total flux cleaned = 0.00077827 Jy ! Component: 2900 - total flux cleaned = 0.000810096 Jy ! Component: 2950 - total flux cleaned = 0.000784837 Jy ! Component: 3000 - total flux cleaned = 0.000803701 Jy ! Component: 3050 - total flux cleaned = 0.00078489 Jy ! Component: 3100 - total flux cleaned = 0.000784884 Jy ! Component: 3150 - total flux cleaned = 0.000809682 Jy ! Component: 3200 - total flux cleaned = 0.000815843 Jy ! Component: 3250 - total flux cleaned = 0.000821983 Jy ! Component: 3300 - total flux cleaned = 0.000864687 Jy ! Component: 3350 - total flux cleaned = 0.00084649 Jy ! Component: 3400 - total flux cleaned = 0.000840491 Jy ! Component: 3450 - total flux cleaned = 0.000846483 Jy ! Component: 3500 - total flux cleaned = 0.00083451 Jy ! Component: 3550 - total flux cleaned = 0.000852361 Jy ! Component: 3600 - total flux cleaned = 0.000840487 Jy ! Component: 3650 - total flux cleaned = 0.000846396 Jy ! Component: 3700 - total flux cleaned = 0.000846433 Jy ! Component: 3750 - total flux cleaned = 0.000858112 Jy ! Component: 3800 - total flux cleaned = 0.000840647 Jy ! Component: 3850 - total flux cleaned = 0.00084648 Jy ! Component: 3900 - total flux cleaned = 0.000846526 Jy ! Component: 3950 - total flux cleaned = 0.000817884 Jy ! Component: 4000 - total flux cleaned = 0.000817912 Jy ! Component: 4050 - total flux cleaned = 0.000812225 Jy ! Total flux subtracted in 4096 components = 0.00084619 Jy ! Clean residual min=-0.000313 max=0.000324 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0763621 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 461 components and 0.0763622 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1819+1543_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9266 x 1.945 at -3.66 degrees (North through East) ! Clean map min=-0.00051673 max=0.06122 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1819+1543_X_map.fits wmodel /image_prod/ug002_uva//J1819+1543_X_map.mod ! Writing 461 model components to file: /image_prod/ug002_uva//J1819+1543_X_map.mod wobs /image_prod/ug002_uva//J1819+1543_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1819+1543_X_uvs.fits wwins /image_prod/ug002_uva//J1819+1543_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1819+1543_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0612202 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.95212e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.487688 0.487688 0.975376 1.95075 3.9015 7.803 15.606 31.212 62.424 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 615.147 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1819+1543_X_dfm.log closed on Thu Mar 5 03:41:26 2020