! Started logfile: /image_prod/ug002_uva//J0219+4727_X_dfm.log on Wed Mar 4 19:29:43 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//J0219+4727_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0219+4727_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.986173 visibilities/baseline/integration-bin. ! Found source: J0219+4727 ! ! 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 23964 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 J0219+4727_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=1.005525Jy sigma=9.162286 ! Fit after self-cal, rms=0.927053Jy sigma=8.441810 ! 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=0.7185 mas, bmaj=1.181 mas, bpa=-5.692 degrees ! Estimated noise=1.00254 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 = 0.0532306 Jy ! Component: 100 - total flux cleaned = 0.0717366 Jy ! Total flux subtracted in 100 components = 0.0717366 Jy ! Clean residual min=-0.003533 max=0.008328 Jy/beam ! Clean residual mean=-0.000000 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.0717366 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0717366 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=0.059902Jy sigma=0.506161 ! Fit after self-cal, rms=0.059565Jy sigma=0.503016 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00957582 Jy ! Component: 100 - total flux cleaned = 0.0145247 Jy ! Total flux subtracted in 100 components = 0.0145247 Jy ! Clean residual min=-0.002749 max=0.003214 Jy/beam ! Clean residual mean=-0.000002 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.0862613 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0862613 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=0.058032Jy sigma=0.488059 ! Fit after self-cal, rms=0.058024Jy sigma=0.487892 ! 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=0.9526 mas, bmaj=1.472 mas, bpa=-6.297 degrees ! Estimated noise=0.508688 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 (1.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330386 Jy ! Component: 100 - total flux cleaned = 0.00500163 Jy ! Component: 150 - total flux cleaned = 0.00556738 Jy ! Component: 200 - total flux cleaned = 0.00580266 Jy ! Total flux subtracted in 200 components = 0.00580266 Jy ! Clean residual min=-0.002273 max=0.002917 Jy/beam ! Clean residual mean=-0.000004 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0920639 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.0920639 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=0.057809Jy sigma=0.485910 ! Fit after self-cal, rms=0.057791Jy sigma=0.485713 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9526 x 1.472 at -6.297 degrees (North through East) ! Clean map min=-0.0022001 max=0.073201 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.08 HN 0.97 KP 1.01 ! LA 1.05 MK 1.08 NL 1.14 OV 0.92 ! PT 0.92 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.97 KP 1.00 ! LA 1.01 MK 1.05 NL 1.17 OV 0.96 ! PT 0.92 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.99 KP 1.04 ! LA 1.06 MK 1.03 NL 1.17 OV 0.93 ! PT 0.90 SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.96 KP 1.02 ! LA 1.05 MK 1.15 NL 1.15 OV 0.95 ! PT 0.89 SC 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.94 KP 1.02 ! LA 1.01 MK 0.99 NL 1.16 OV 0.91 ! PT 0.90 SC 0.84 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.97 KP 1.04 ! LA 1.05 MK 1.02 NL 1.11 OV 0.92 ! PT 0.91 SC 0.83 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.97 KP 0.99 ! LA 1.06 MK 1.05 NL 1.13 OV 0.97 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.97 KP 1.02 ! LA 0.98 MK 1.07 NL 1.10 OV 0.97 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.96 KP 1.03 ! LA 0.99 MK 1.04 NL 1.18 OV 0.94 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.99 KP 1.03 ! LA 1.03 MK 1.07 NL 1.12 OV 0.98 ! PT 0.88 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.97 KP 1.05 ! LA 1.05 MK 1.00 NL 1.14 OV 0.91 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.04 KP 1.06 ! LA 1.00 MK 1.01 NL 1.15 OV 0.93 ! PT 0.99 SC 0.89 ! ! ! Fit before self-cal, rms=0.057791Jy sigma=0.485713 ! Fit after self-cal, rms=0.055407Jy sigma=0.480694 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9482 mas, bmaj=1.458 mas, bpa=-4.564 degrees ! Estimated noise=0.502961 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 = -0.000367403 Jy ! Component: 100 - total flux cleaned = -0.000660858 Jy ! Component: 150 - total flux cleaned = -0.000780945 Jy ! Component: 200 - total flux cleaned = -0.000857477 Jy ! Total flux subtracted in 200 components = -0.000857477 Jy ! Clean residual min=-0.001711 max=0.001555 Jy/beam ! Clean residual mean=-0.000004 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0912064 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.0912064 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=0.055359Jy sigma=0.480327 ! Fit after self-cal, rms=0.055355Jy sigma=0.480169 ! 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=0.055355Jy sigma=0.480169 ! Fit after self-cal, rms=0.057322Jy sigma=0.475012 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9426 mas, bmaj=1.454 mas, bpa=-4.788 degrees ! Estimated noise=0.502375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132792 Jy ! Component: 100 - total flux cleaned = -0.000229011 Jy ! Component: 150 - total flux cleaned = -0.000228546 Jy ! Component: 200 - total flux cleaned = -0.000266989 Jy ! Total flux subtracted in 200 components = -0.000266989 Jy ! Clean residual min=-0.001032 max=0.000965 Jy/beam ! Clean residual mean=-0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0909394 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.0909394 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=0.057300Jy sigma=0.474816 ! Fit after self-cal, rms=0.057365Jy sigma=0.474680 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 = -0.000113441 Jy ! Component: 100 - total flux cleaned = -0.000216941 Jy ! Component: 150 - total flux cleaned = -0.000295992 Jy ! Component: 200 - total flux cleaned = -0.000325537 Jy ! Total flux subtracted in 200 components = -0.000325537 Jy ! Clean residual min=-0.001033 max=0.000998 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0906139 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0906139 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=0.057356Jy sigma=0.474597 ! Fit after self-cal, rms=0.057355Jy sigma=0.474590 ! 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=0.057355Jy sigma=0.474590 ! Fit after self-cal, rms=0.057310Jy sigma=0.474533 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9366 mas, bmaj=1.453 mas, bpa=-4.604 degrees ! Estimated noise=0.501046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.34342e-05 Jy ! Component: 100 - total flux cleaned = -8.69534e-05 Jy ! Component: 150 - total flux cleaned = -0.000102375 Jy ! Component: 200 - total flux cleaned = -0.000117517 Jy ! Total flux subtracted in 200 components = -0.000117517 Jy ! Clean residual min=-0.001010 max=0.001002 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0904964 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.0904964 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=0.057298Jy sigma=0.474430 ! Fit after self-cal, rms=0.057300Jy sigma=0.474422 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 = -8.01042e-05 Jy ! Component: 100 - total flux cleaned = -0.000120718 Jy ! Component: 150 - total flux cleaned = -0.000158144 Jy ! Component: 200 - total flux cleaned = -0.000181624 Jy ! Total flux subtracted in 200 components = -0.000181624 Jy ! Clean residual min=-0.001009 max=0.001004 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0903147 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.0903147 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=0.057295Jy sigma=0.474371 ! Fit after self-cal, rms=0.057294Jy sigma=0.474367 ! Inverting map ! Added new window around map position (40.6, 39.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000468459 Jy ! Component: 100 - total flux cleaned = 0.000316216 Jy ! Component: 150 - total flux cleaned = 0.000238866 Jy ! Component: 200 - total flux cleaned = 0.000156131 Jy ! Total flux subtracted in 200 components = 0.000156131 Jy ! Clean residual min=-0.000969 max=0.000987 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0904708 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.0904708 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=0.057276Jy sigma=0.474229 ! Fit after self-cal, rms=0.057276Jy sigma=0.474218 ! Inverting map ! Added new window around map position (-29.6, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373211 Jy ! Component: 100 - total flux cleaned = 0.000259607 Jy ! Component: 150 - total flux cleaned = 0.000239306 Jy ! Component: 200 - total flux cleaned = 0.00015913 Jy ! Total flux subtracted in 200 components = 0.00015913 Jy ! Clean residual min=-0.000995 max=0.000890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.09063 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.09063 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=0.057258Jy sigma=0.474048 ! Fit after self-cal, rms=0.057257Jy sigma=0.474037 ! 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=0.057257Jy sigma=0.474037 ! Fit after self-cal, rms=0.057050Jy sigma=0.473990 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.195 mas, bmaj=2.502 mas, bpa=-0.1909 degrees ! Estimated noise=0.644739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000278959 Jy ! Component: 100 - total flux cleaned = -0.000449828 Jy ! Component: 150 - total flux cleaned = -0.00055785 Jy ! Component: 200 - total flux cleaned = -0.00058333 Jy ! Total flux subtracted in 200 components = -0.00058333 Jy ! Clean residual min=-0.001040 max=0.000825 Jy/beam ! Clean residual mean=-0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0900466 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.0900466 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=0.057049Jy sigma=0.473973 ! Fit after self-cal, rms=0.057050Jy sigma=0.473968 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 = -0.000102491 Jy ! Component: 100 - total flux cleaned = -0.000141224 Jy ! Component: 150 - total flux cleaned = -0.000168809 Jy ! Component: 200 - total flux cleaned = -0.000175249 Jy ! Total flux subtracted in 200 components = -0.000175249 Jy ! Clean residual min=-0.001026 max=0.000838 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0898714 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 120 components and 0.0898714 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=0.057050Jy sigma=0.473960 ! Fit after self-cal, rms=0.057049Jy sigma=0.473959 ! 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=0.9316 mas, bmaj=1.452 mas, bpa=-4.431 degrees ! Estimated noise=0.499611 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9316 x 1.452 at -4.431 degrees (North through East) ! Clean map min=-0.00091649 max=0.072117 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=0.7045 mas, bmaj=1.167 mas, bpa=-3.537 degrees ! Estimated noise=0.966122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0516551 Jy ! Component: 100 - total flux cleaned = 0.0709831 Jy ! Component: 150 - total flux cleaned = 0.0806537 Jy ! Component: 200 - total flux cleaned = 0.0858315 Jy ! Total flux subtracted in 200 components = 0.0858315 Jy ! Clean residual min=-0.002047 max=0.002535 Jy/beam ! Clean residual mean=0.000000 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.0858315 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 0.0858315 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9316 mas, bmaj=1.452 mas, bpa=-4.431 degrees ! Estimated noise=0.499611 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 = 0.00276987 Jy ! Component: 100 - total flux cleaned = 0.00416099 Jy ! Component: 150 - total flux cleaned = 0.00503714 Jy ! Component: 200 - total flux cleaned = 0.00530558 Jy ! Total flux subtracted in 200 components = 0.00530558 Jy ! Clean residual min=-0.001009 max=0.000872 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.091137 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.091137 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=2.195 mas, bmaj=2.502 mas, bpa=-0.1909 degrees ! Estimated noise=0.644739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000256445 Jy ! Component: 100 - total flux cleaned = -0.000412776 Jy ! Component: 150 - total flux cleaned = -0.000506569 Jy ! Component: 200 - total flux cleaned = -0.000620132 Jy ! Total flux subtracted in 200 components = -0.000620132 Jy ! Clean residual min=-0.001084 max=0.000846 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0905169 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 = -0.000113172 Jy ! Component: 100 - total flux cleaned = -0.000202057 Jy ! Component: 150 - total flux cleaned = -0.000271852 Jy ! Component: 200 - total flux cleaned = -0.000314455 Jy ! Total flux subtracted in 200 components = -0.000314455 Jy ! Clean residual min=-0.001027 max=0.000839 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0902024 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 62 components and 0.0902025 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9316 mas, bmaj=1.452 mas, bpa=-4.431 degrees ! Estimated noise=0.499611 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244842 Jy ! Component: 100 - total flux cleaned = 0.00018087 Jy ! Component: 150 - total flux cleaned = 0.000121176 Jy ! Component: 200 - total flux cleaned = 0.000102222 Jy ! Total flux subtracted in 200 components = 0.000102222 Jy ! Clean residual min=-0.000960 max=0.000896 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0903047 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.0903047 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=0.057073Jy sigma=0.474174 ! Fit after self-cal, rms=0.057069Jy sigma=0.474151 wmodel J0219+4727_X_map.mod ! Writing 82 model components to file: J0219+4727_X_map.mod wobs J0219+4727_X_uvs.fits ! Writing UV FITS file: J0219+4727_X_uvs.fits wwins J0219+4727_X_map.win ! wwins: Wrote 4 windows to J0219+4727_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 = -0.000160653 Jy ! Component: 100 - total flux cleaned = -0.000192514 Jy ! Component: 150 - total flux cleaned = -0.000222827 Jy ! Component: 200 - total flux cleaned = -0.00022261 Jy ! Component: 250 - total flux cleaned = -0.000194145 Jy ! Component: 300 - total flux cleaned = -0.000180015 Jy ! Component: 350 - total flux cleaned = -8.28117e-05 Jy ! Component: 400 - total flux cleaned = 1.26856e-05 Jy ! Component: 450 - total flux cleaned = 6.6286e-05 Jy ! Component: 500 - total flux cleaned = 9.28396e-05 Jy ! Component: 550 - total flux cleaned = 0.000171436 Jy ! Component: 600 - total flux cleaned = 0.000223214 Jy ! Component: 650 - total flux cleaned = 0.000299651 Jy ! Component: 700 - total flux cleaned = 0.000375099 Jy ! Component: 750 - total flux cleaned = 0.000474301 Jy ! Component: 800 - total flux cleaned = 0.00051098 Jy ! Component: 850 - total flux cleaned = 0.000523208 Jy ! Component: 900 - total flux cleaned = 0.000583298 Jy ! Component: 950 - total flux cleaned = 0.000630726 Jy ! Component: 1000 - total flux cleaned = 0.000689504 Jy ! Component: 1050 - total flux cleaned = 0.000736289 Jy ! Component: 1100 - total flux cleaned = 0.000736314 Jy ! Component: 1150 - total flux cleaned = 0.000805035 Jy ! Component: 1200 - total flux cleaned = 0.000850213 Jy ! Component: 1250 - total flux cleaned = 0.00094009 Jy ! Component: 1300 - total flux cleaned = 0.000984664 Jy ! Component: 1350 - total flux cleaned = 0.00106189 Jy ! Component: 1400 - total flux cleaned = 0.00110572 Jy ! Component: 1450 - total flux cleaned = 0.00112739 Jy ! Component: 1500 - total flux cleaned = 0.00118128 Jy ! Component: 1550 - total flux cleaned = 0.00120262 Jy ! Component: 1600 - total flux cleaned = 0.00122391 Jy ! Component: 1650 - total flux cleaned = 0.00126612 Jy ! Component: 1700 - total flux cleaned = 0.00128712 Jy ! Component: 1750 - total flux cleaned = 0.00131834 Jy ! Component: 1800 - total flux cleaned = 0.00132868 Jy ! Component: 1850 - total flux cleaned = 0.00132871 Jy ! Component: 1900 - total flux cleaned = 0.00137974 Jy ! Component: 1950 - total flux cleaned = 0.00137969 Jy ! Component: 2000 - total flux cleaned = 0.00139983 Jy ! Component: 2050 - total flux cleaned = 0.00140989 Jy ! Component: 2100 - total flux cleaned = 0.0013999 Jy ! Component: 2150 - total flux cleaned = 0.00143951 Jy ! Component: 2200 - total flux cleaned = 0.00142964 Jy ! Component: 2250 - total flux cleaned = 0.00142968 Jy ! Component: 2300 - total flux cleaned = 0.00145879 Jy ! Component: 2350 - total flux cleaned = 0.00142007 Jy ! Component: 2400 - total flux cleaned = 0.00142012 Jy ! Component: 2450 - total flux cleaned = 0.00145836 Jy ! Component: 2500 - total flux cleaned = 0.00147731 Jy ! Component: 2550 - total flux cleaned = 0.00147733 Jy ! Component: 2600 - total flux cleaned = 0.00145843 Jy ! Component: 2650 - total flux cleaned = 0.00146774 Jy ! Component: 2700 - total flux cleaned = 0.00149562 Jy ! Component: 2750 - total flux cleaned = 0.00148642 Jy ! Component: 2800 - total flux cleaned = 0.00149559 Jy ! Component: 2850 - total flux cleaned = 0.00150471 Jy ! Component: 2900 - total flux cleaned = 0.00151381 Jy ! Component: 2950 - total flux cleaned = 0.00150472 Jy ! Component: 3000 - total flux cleaned = 0.00154077 Jy ! Component: 3050 - total flux cleaned = 0.00152293 Jy ! Component: 3100 - total flux cleaned = 0.00152296 Jy ! Component: 3150 - total flux cleaned = 0.00155844 Jy ! Component: 3200 - total flux cleaned = 0.00160251 Jy ! Component: 3250 - total flux cleaned = 0.0015323 Jy ! Component: 3300 - total flux cleaned = 0.00154109 Jy ! Component: 3350 - total flux cleaned = 0.0015845 Jy ! Component: 3400 - total flux cleaned = 0.0016018 Jy ! Component: 3450 - total flux cleaned = 0.00163617 Jy ! Component: 3500 - total flux cleaned = 0.00157614 Jy ! Component: 3550 - total flux cleaned = 0.00159323 Jy ! Component: 3600 - total flux cleaned = 0.00163564 Jy ! Component: 3650 - total flux cleaned = 0.00159326 Jy ! Component: 3700 - total flux cleaned = 0.00162694 Jy ! Component: 3750 - total flux cleaned = 0.00161016 Jy ! Component: 3800 - total flux cleaned = 0.00161847 Jy ! Component: 3850 - total flux cleaned = 0.00161845 Jy ! Component: 3900 - total flux cleaned = 0.00161844 Jy ! Component: 3950 - total flux cleaned = 0.00160201 Jy ! Component: 4000 - total flux cleaned = 0.00156107 Jy ! Component: 4050 - total flux cleaned = 0.00158554 Jy ! Total flux subtracted in 4096 components = 0.00160178 Jy ! Clean residual min=-0.000501 max=0.000461 Jy/beam ! Clean residual mean=-0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0919065 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 376 components and 0.0919065 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0219+4727_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9316 x 1.452 at -4.431 degrees (North through East) ! Clean map min=-0.00074039 max=0.071981 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0219+4727_X_map.fits wmodel /image_prod/ug002_uva//J0219+4727_X_map.mod ! Writing 376 model components to file: /image_prod/ug002_uva//J0219+4727_X_map.mod wobs /image_prod/ug002_uva//J0219+4727_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0219+4727_X_uvs.fits wwins /image_prod/ug002_uva//J0219+4727_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0219+4727_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0719811 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134564 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.560829 0.560829 1.12166 2.24332 4.48663 8.97326 17.9465 35.8931 71.7861 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.071 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 534.922 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0219+4727_X_dfm.log closed on Wed Mar 4 19:29:48 2020