! Started logfile: /image_prod/ug002_uva//J0538+0008_X_a_dfm.log on Wed Mar 4 20:56:06 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//J0538+0008_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0538+0008_X_a_uva.fits ! AN table 1: 113 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.730299 visibilities/baseline/integration-bin. ! Found source: J0538+0008 ! ! 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 121 lines of history. ! ! Reading 20796 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 J0538+0008_X_a] 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 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 113 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001558Jy sigma=10.036494 ! Fit after self-cal, rms=0.977133Jy sigma=9.789102 ! 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=0.8001 mas, bmaj=6.1 mas, bpa=-20.19 degrees ! Estimated noise=0.941712 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 = 0.0183858 Jy ! Component: 100 - total flux cleaned = 0.0215615 Jy ! Total flux subtracted in 100 components = 0.0215615 Jy ! Clean residual min=-0.002193 max=0.002694 Jy/beam ! Clean residual mean=0.000001 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0215615 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0215615 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=0.041255Jy sigma=0.396726 ! Fit after self-cal, rms=0.039622Jy sigma=0.380427 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036883 Jy ! Component: 100 - total flux cleaned = 0.00369645 Jy ! Total flux subtracted in 100 components = 0.00369645 Jy ! Clean residual min=-0.002059 max=0.002336 Jy/beam ! Clean residual mean=0.000000 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.025258 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.025258 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=0.039301Jy sigma=0.377132 ! Fit after self-cal, rms=0.039274Jy sigma=0.377049 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=5.854 mas, bpa=-20.05 degrees ! Estimated noise=0.49479 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 = 0.00166513 Jy ! Component: 100 - total flux cleaned = 0.00209341 Jy ! Component: 150 - total flux cleaned = 0.00201467 Jy ! Component: 200 - total flux cleaned = 0.00195644 Jy ! Total flux subtracted in 200 components = 0.00195644 Jy ! Clean residual min=-0.001626 max=0.002103 Jy/beam ! Clean residual mean=0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.0272144 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.0272144 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=0.039203Jy sigma=0.376234 ! Fit after self-cal, rms=0.039160Jy sigma=0.375983 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.127 x 5.854 at -20.05 degrees (North through East) ! Clean map min=-0.0015749 max=0.026038 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.10 LA 0.98 MK 1.09 ! NL 1.15 OV 1.01 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 1.31 LA 0.96 MK 1.01 ! NL 1.14 OV 0.95 PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.33 LA 0.91 MK 1.15 ! NL 1.04 OV 1.01 PT 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.31 LA 0.95 MK 1.12 ! NL 1.06 OV 0.98 PT 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.34 LA 0.89 MK 1.13 ! NL 1.11 OV 0.94 PT 0.85 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 1.37 LA 0.96 MK 0.94 ! NL 0.99 OV 0.98 PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.17 LA 0.92 MK 1.09 ! NL 1.02 OV 0.92 PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 KP 1.38 LA 0.91 MK 1.10 ! NL 1.06 OV 0.98 PT 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 KP 1.21 LA 0.92 MK 1.10 ! NL 0.97 OV 0.92 PT 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.27 LA 0.89 MK 1.02 ! NL 0.96 OV 0.86 PT 0.82 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 1.17 LA 0.87 MK 0.87 ! NL 0.98 OV 0.92 PT 0.83 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.78 KP 1.15 LA 0.89 MK 0.78 ! NL 1.07 OV 0.95 PT 0.77 ! ! ! Fit before self-cal, rms=0.039160Jy sigma=0.375983 ! Fit after self-cal, rms=0.038670Jy sigma=0.373092 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.138 mas, bmaj=5.751 mas, bpa=-19.87 degrees ! Estimated noise=0.492311 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 = -0.00043908 Jy ! Component: 100 - total flux cleaned = -0.000452391 Jy ! Component: 150 - total flux cleaned = -0.000487065 Jy ! Component: 200 - total flux cleaned = -0.000486271 Jy ! Total flux subtracted in 200 components = -0.000486271 Jy ! Clean residual min=-0.000811 max=0.000790 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0267281 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.0267281 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=0.038661Jy sigma=0.373015 ! Fit after self-cal, rms=0.038798Jy sigma=0.372196 ! 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=0.038798Jy sigma=0.372196 ! Fit after self-cal, rms=0.039896Jy sigma=0.371192 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.15 mas, bmaj=5.705 mas, bpa=-19.86 degrees ! Estimated noise=0.494935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.00573e-05 Jy ! Component: 100 - total flux cleaned = 9.65145e-05 Jy ! Component: 150 - total flux cleaned = 0.000128251 Jy ! Component: 200 - total flux cleaned = 0.000133669 Jy ! Total flux subtracted in 200 components = 0.000133669 Jy ! Clean residual min=-0.000617 max=0.000724 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0268618 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.0268618 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=0.039893Jy sigma=0.371169 ! Fit after self-cal, rms=0.039998Jy sigma=0.370867 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 (-14.2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373502 Jy ! Component: 100 - total flux cleaned = 0.00040689 Jy ! Component: 150 - total flux cleaned = 0.000396134 Jy ! Component: 200 - total flux cleaned = 0.000357172 Jy ! Total flux subtracted in 200 components = 0.000357172 Jy ! Clean residual min=-0.000579 max=0.000588 Jy/beam ! Clean residual mean=0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.027219 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.027219 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=0.039985Jy sigma=0.370741 ! Fit after self-cal, rms=0.039979Jy sigma=0.370640 ! Inverting map ! Added new window around map position (27, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000604906 Jy ! Component: 100 - total flux cleaned = 0.000826286 Jy ! Component: 150 - total flux cleaned = 0.000921421 Jy ! Component: 200 - total flux cleaned = 0.000980119 Jy ! Total flux subtracted in 200 components = 0.000980119 Jy ! Clean residual min=-0.000546 max=0.000557 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0281991 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 0.0281991 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=0.039965Jy sigma=0.370504 ! Fit after self-cal, rms=0.039968Jy sigma=0.370458 ! Inverting map ! Added new window around map position (-30.4, -29.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000590512 Jy ! Component: 100 - total flux cleaned = 0.000821927 Jy ! Component: 150 - total flux cleaned = 0.000877187 Jy ! Component: 200 - total flux cleaned = 0.000888532 Jy ! Total flux subtracted in 200 components = 0.000888532 Jy ! Clean residual min=-0.000492 max=0.000498 Jy/beam ! Clean residual mean=0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0290876 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 115 components and 0.0290876 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=0.039955Jy sigma=0.370334 ! Fit after self-cal, rms=0.039955Jy sigma=0.370295 ! 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=0.039955Jy sigma=0.370295 ! Fit after self-cal, rms=0.040157Jy sigma=0.370094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.154 mas, bmaj=5.705 mas, bpa=-19.89 degrees ! Estimated noise=0.4916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000536766 Jy ! Component: 100 - total flux cleaned = 0.000837456 Jy ! Component: 150 - total flux cleaned = 0.00102343 Jy ! Component: 200 - total flux cleaned = 0.00111811 Jy ! Total flux subtracted in 200 components = 0.00111811 Jy ! Clean residual min=-0.000506 max=0.000525 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0302057 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 130 components and 0.0302057 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=0.040146Jy sigma=0.369985 ! Fit after self-cal, rms=0.040188Jy sigma=0.369884 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 (0.8, 20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000412792 Jy ! Component: 100 - total flux cleaned = 0.00058896 Jy ! Component: 150 - total flux cleaned = 0.000741051 Jy ! Component: 200 - total flux cleaned = 0.000866159 Jy ! Total flux subtracted in 200 components = 0.000866159 Jy ! Clean residual min=-0.000484 max=0.000392 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0310719 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 155 components and 0.0310719 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=0.040175Jy sigma=0.369778 ! Fit after self-cal, rms=0.040171Jy sigma=0.369706 ! 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=0.040171Jy sigma=0.369706 ! Fit after self-cal, rms=0.040129Jy sigma=0.369668 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.446 mas, bmaj=5.501 mas, bpa=-16.25 degrees ! Estimated noise=0.54743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292242 Jy ! Component: 100 - total flux cleaned = 0.000361977 Jy ! Component: 150 - total flux cleaned = 0.00043128 Jy ! Component: 200 - total flux cleaned = 0.000493871 Jy ! Total flux subtracted in 200 components = 0.000493871 Jy ! Clean residual min=-0.000399 max=0.000340 Jy/beam ! Clean residual mean=0.000001 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0315658 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 187 components and 0.0315658 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=0.040123Jy sigma=0.369604 ! Fit after self-cal, rms=0.040133Jy sigma=0.369574 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 = 0.000167878 Jy ! Component: 100 - total flux cleaned = 0.000250779 Jy ! Component: 150 - total flux cleaned = 0.000341215 Jy ! Component: 200 - total flux cleaned = 0.00044555 Jy ! Total flux subtracted in 200 components = 0.00044555 Jy ! Clean residual min=-0.000399 max=0.000335 Jy/beam ! Clean residual mean=0.000001 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0320113 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 206 components and 0.0320113 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=0.040128Jy sigma=0.369522 ! Fit after self-cal, rms=0.040128Jy sigma=0.369489 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.154 mas, bmaj=5.697 mas, bpa=-19.87 degrees ! Estimated noise=0.48943 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.154 x 5.697 at -19.87 degrees (North through East) ! Clean map min=-0.0011357 max=0.025794 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=0.8122 mas, bmaj=5.941 mas, bpa=-20.22 degrees ! Estimated noise=0.944269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0202301 Jy ! Component: 100 - total flux cleaned = 0.0247781 Jy ! Component: 150 - total flux cleaned = 0.026148 Jy ! Component: 200 - total flux cleaned = 0.0264561 Jy ! Total flux subtracted in 200 components = 0.0264561 Jy ! Clean residual min=-0.001908 max=0.001594 Jy/beam ! Clean residual mean=0.000000 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.0264561 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0264561 Jy ! Inverting map and beam ! Estimated beam: bmin=1.154 mas, bmaj=5.697 mas, bpa=-19.87 degrees ! Estimated noise=0.48943 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 = 0.00170791 Jy ! Component: 100 - total flux cleaned = 0.00254461 Jy ! Component: 150 - total flux cleaned = 0.00320453 Jy ! Component: 200 - total flux cleaned = 0.00367153 Jy ! Total flux subtracted in 200 components = 0.00367153 Jy ! Clean residual min=-0.000990 max=0.000814 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0301276 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 64 components and 0.0301276 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=2.446 mas, bmaj=5.501 mas, bpa=-16.25 degrees ! Estimated noise=0.54743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000289765 Jy ! Component: 100 - total flux cleaned = 0.000423419 Jy ! Component: 150 - total flux cleaned = 0.000608275 Jy ! Component: 200 - total flux cleaned = 0.000898946 Jy ! Total flux subtracted in 200 components = 0.000898946 Jy ! Clean residual min=-0.000684 max=0.000545 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0310266 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 = 0.000262063 Jy ! Component: 100 - total flux cleaned = 0.0005153 Jy ! Component: 150 - total flux cleaned = 0.00074497 Jy ! Component: 200 - total flux cleaned = 0.00096951 Jy ! Total flux subtracted in 200 components = 0.00096951 Jy ! Clean residual min=-0.000513 max=0.000449 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0319961 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 146 components and 0.0319961 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.154 mas, bmaj=5.697 mas, bpa=-19.87 degrees ! Estimated noise=0.48943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145555 Jy ! Component: 100 - total flux cleaned = 0.000312299 Jy ! Component: 150 - total flux cleaned = 0.00044508 Jy ! Component: 200 - total flux cleaned = 0.000566742 Jy ! Total flux subtracted in 200 components = 0.000566742 Jy ! Clean residual min=-0.000528 max=0.000473 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0325628 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 177 components and 0.0325628 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=0.040138Jy sigma=0.369609 ! Fit after self-cal, rms=0.040137Jy sigma=0.369491 wmodel J0538+0008_X_a_map.mod ! Writing 177 model components to file: J0538+0008_X_a_map.mod wobs J0538+0008_X_a_uvs.fits ! Writing UV FITS file: J0538+0008_X_a_uvs.fits wwins J0538+0008_X_a_map.win ! wwins: Wrote 5 windows to J0538+0008_X_a_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 = -0.000181346 Jy ! Component: 100 - total flux cleaned = -0.000241406 Jy ! Component: 150 - total flux cleaned = -0.000257238 Jy ! Component: 200 - total flux cleaned = -0.000271989 Jy ! Component: 250 - total flux cleaned = -0.000286021 Jy ! Component: 300 - total flux cleaned = -0.000333394 Jy ! Component: 350 - total flux cleaned = -0.000391925 Jy ! Component: 400 - total flux cleaned = -0.000429826 Jy ! Component: 450 - total flux cleaned = -0.000466682 Jy ! Component: 500 - total flux cleaned = -0.000502333 Jy ! Component: 550 - total flux cleaned = -0.000525577 Jy ! Component: 600 - total flux cleaned = -0.000542674 Jy ! Component: 650 - total flux cleaned = -0.000553802 Jy ! Component: 700 - total flux cleaned = -0.000548422 Jy ! Component: 750 - total flux cleaned = -0.000558961 Jy ! Component: 800 - total flux cleaned = -0.000558908 Jy ! Component: 850 - total flux cleaned = -0.00054868 Jy ! Component: 900 - total flux cleaned = -0.000548701 Jy ! Component: 950 - total flux cleaned = -0.00054879 Jy ! Component: 1000 - total flux cleaned = -0.00055845 Jy ! Component: 1050 - total flux cleaned = -0.000567894 Jy ! Component: 1100 - total flux cleaned = -0.000567842 Jy ! Component: 1150 - total flux cleaned = -0.000563178 Jy ! Component: 1200 - total flux cleaned = -0.000567699 Jy ! Component: 1250 - total flux cleaned = -0.000563185 Jy ! Component: 1300 - total flux cleaned = -0.000567652 Jy ! Component: 1350 - total flux cleaned = -0.000580698 Jy ! Component: 1400 - total flux cleaned = -0.000584925 Jy ! Component: 1450 - total flux cleaned = -0.00057641 Jy ! Component: 1500 - total flux cleaned = -0.000572193 Jy ! Component: 1550 - total flux cleaned = -0.000559681 Jy ! Component: 1600 - total flux cleaned = -0.000555524 Jy ! Component: 1650 - total flux cleaned = -0.000539184 Jy ! Component: 1700 - total flux cleaned = -0.000523076 Jy ! Component: 1750 - total flux cleaned = -0.000527075 Jy ! Component: 1800 - total flux cleaned = -0.000515203 Jy ! Component: 1850 - total flux cleaned = -0.000515216 Jy ! Component: 1900 - total flux cleaned = -0.000507437 Jy ! Component: 1950 - total flux cleaned = -0.000499777 Jy ! Component: 2000 - total flux cleaned = -0.000495957 Jy ! Component: 2050 - total flux cleaned = -0.000492247 Jy ! Component: 2100 - total flux cleaned = -0.000499768 Jy ! Component: 2150 - total flux cleaned = -0.000507244 Jy ! Component: 2200 - total flux cleaned = -0.000510927 Jy ! Component: 2250 - total flux cleaned = -0.000510925 Jy ! Component: 2300 - total flux cleaned = -0.00050729 Jy ! Component: 2350 - total flux cleaned = -0.000507295 Jy ! Component: 2400 - total flux cleaned = -0.000496523 Jy ! Component: 2450 - total flux cleaned = -0.000492961 Jy ! Component: 2500 - total flux cleaned = -0.00048941 Jy ! Component: 2550 - total flux cleaned = -0.00048588 Jy ! Component: 2600 - total flux cleaned = -0.000475351 Jy ! Component: 2650 - total flux cleaned = -0.000468378 Jy ! Component: 2700 - total flux cleaned = -0.000461436 Jy ! Component: 2750 - total flux cleaned = -0.000451058 Jy ! Component: 2800 - total flux cleaned = -0.000433926 Jy ! Component: 2850 - total flux cleaned = -0.000437346 Jy ! Component: 2900 - total flux cleaned = -0.000444133 Jy ! Component: 2950 - total flux cleaned = -0.000444095 Jy ! Component: 3000 - total flux cleaned = -0.000440717 Jy ! Component: 3050 - total flux cleaned = -0.000440725 Jy ! Component: 3100 - total flux cleaned = -0.000444077 Jy ! Component: 3150 - total flux cleaned = -0.000440751 Jy ! Component: 3200 - total flux cleaned = -0.000434148 Jy ! Component: 3250 - total flux cleaned = -0.000430865 Jy ! Component: 3300 - total flux cleaned = -0.000430892 Jy ! Component: 3350 - total flux cleaned = -0.000440705 Jy ! Component: 3400 - total flux cleaned = -0.000443961 Jy ! Component: 3450 - total flux cleaned = -0.000443944 Jy ! Component: 3500 - total flux cleaned = -0.000437462 Jy ! Component: 3550 - total flux cleaned = -0.000443903 Jy ! Component: 3600 - total flux cleaned = -0.000440696 Jy ! Component: 3650 - total flux cleaned = -0.000440697 Jy ! Component: 3700 - total flux cleaned = -0.000447093 Jy ! Component: 3750 - total flux cleaned = -0.000453434 Jy ! Component: 3800 - total flux cleaned = -0.000447079 Jy ! Component: 3850 - total flux cleaned = -0.000453393 Jy ! Component: 3900 - total flux cleaned = -0.000453396 Jy ! Component: 3950 - total flux cleaned = -0.000453406 Jy ! Component: 4000 - total flux cleaned = -0.000447129 Jy ! Component: 4050 - total flux cleaned = -0.000453416 Jy ! Total flux subtracted in 4096 components = -0.00045029 Jy ! Clean residual min=-0.000194 max=0.000177 Jy/beam ! Clean residual mean=0.000001 rms=0.000056 Jy/beam ! Combined flux in latest and established models = 0.0321125 Jy keep ! Adding 236 model components to the UV plane model. ! The established model now contains 413 components and 0.0321125 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0538+0008_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.154 x 5.697 at -19.87 degrees (North through East) ! Clean map min=-0.00055496 max=0.025259 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0538+0008_X_a_map.fits wmodel /image_prod/ug002_uva//J0538+0008_X_a_map.mod ! Writing 413 model components to file: /image_prod/ug002_uva//J0538+0008_X_a_map.mod wobs /image_prod/ug002_uva//J0538+0008_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0538+0008_X_a_uvs.fits wwins /image_prod/ug002_uva//J0538+0008_X_a_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0538+0008_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0252591 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.44119e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.646246 0.646246 1.29249 2.58499 5.16997 10.3399 20.6799 41.3598 82.7196 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 464.219 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0538+0008_X_a_dfm.log closed on Wed Mar 4 20:56:11 2020