! Started logfile: /vlbi/sb072/temp_maps//J2251+1609_X_dfm.log on Mon Nov 12 23:11:04 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2251+1609_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2251+1609_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 23 integrations on 1 of 1 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2251+1609 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6808 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J2251+1609_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.000057Jy sigma=41.387825 ! Fit after self-cal, rms=0.995780Jy sigma=40.889559 ! 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=0.695 mas, bmaj=1.988 mas, bpa=4.441 degrees ! Estimated noise=0.43756 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 = 0.00367054 Jy ! Component: 100 - total flux cleaned = 0.00406855 Jy ! Total flux subtracted in 100 components = 0.00406855 Jy ! Clean residual min=-0.001336 max=0.001159 Jy/beam ! Clean residual mean=0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.00406855 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.00406855 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. ! ! Fit before self-cal, rms=0.015527Jy sigma=0.616992 ! Fit after self-cal, rms=0.014527Jy sigma=0.575178 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00302979 Jy ! Component: 100 - total flux cleaned = 0.0031632 Jy ! Total flux subtracted in 100 components = 0.0031632 Jy ! Clean residual min=-0.001088 max=0.001144 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.00723175 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.00723175 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. ! ! Fit before self-cal, rms=0.014067Jy sigma=0.556359 ! Fit after self-cal, rms=0.014057Jy sigma=0.556065 ! 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=0.8776 mas, bmaj=2.179 mas, bpa=3.8 degrees ! Estimated noise=0.214222 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 = -0.000127497 Jy ! Component: 100 - total flux cleaned = -0.000179429 Jy ! Component: 150 - total flux cleaned = -0.000217298 Jy ! Component: 200 - total flux cleaned = -0.000257405 Jy ! Total flux subtracted in 200 components = -0.000257405 Jy ! Clean residual min=-0.000653 max=0.000591 Jy/beam ! Clean residual mean=-0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.00697435 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.00697435 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. ! ! Fit before self-cal, rms=0.014047Jy sigma=0.555744 ! Fit after self-cal, rms=0.014043Jy sigma=0.555509 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8776 x 2.179 at 3.8 degrees (North through East) ! Clean map min=-0.00058257 max=0.0078853 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.11 HN 1.00 KP 0.80 ! MK 1.18 NL 1.09 OV 0.93 PT 1.24 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.87 KP 1.03 ! MK 1.04 NL 1.27 OV 0.90 PT 1.06 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.81 HN 0.81 KP 1.26 ! MK 0.99 NL 1.21 OV 0.95 PT 1.07 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.80 KP 1.09 ! MK 0.93 NL 1.24 OV 0.98 PT 1.12 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.82 HN 0.82 KP 0.80 ! MK 1.08 NL 1.12 OV 0.95 PT 1.04 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.86 HN 0.87 KP 1.02 ! MK 1.01 NL 1.22 OV 0.84 PT 1.09 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.92 HN 0.91 KP 1.12 ! MK 1.04 NL 1.38 OV 0.88 PT 0.99 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.74 KP 1.06 ! MK 0.92 NL 1.18 OV 1.10 PT 1.10 ! SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* ! ! ! Fit before self-cal, rms=0.014043Jy sigma=0.555509 ! Fit after self-cal, rms=0.013917Jy sigma=0.552519 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8723 mas, bmaj=2.163 mas, bpa=3.562 degrees ! Estimated noise=0.211814 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 = -5.46577e-05 Jy ! Component: 100 - total flux cleaned = -7.74711e-05 Jy ! Component: 150 - total flux cleaned = -8.16507e-05 Jy ! Component: 200 - total flux cleaned = -8.89529e-05 Jy ! Total flux subtracted in 200 components = -8.89529e-05 Jy ! Clean residual min=-0.000521 max=0.000549 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0068854 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.00688539 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. ! ! Fit before self-cal, rms=0.013914Jy sigma=0.552430 ! Fit after self-cal, rms=0.013983Jy sigma=0.551253 ! 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. ! ! Fit before self-cal, rms=0.013983Jy sigma=0.551253 ! Fit after self-cal, rms=0.014486Jy sigma=0.550855 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8708 mas, bmaj=2.159 mas, bpa=3.579 degrees ! Estimated noise=0.213292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.64436e-05 Jy ! Component: 100 - total flux cleaned = -9.04241e-05 Jy ! Component: 150 - total flux cleaned = -0.000111297 Jy ! Component: 200 - total flux cleaned = -0.000122494 Jy ! Total flux subtracted in 200 components = -0.000122494 Jy ! Clean residual min=-0.000509 max=0.000553 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0067629 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.0067629 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. ! ! Fit before self-cal, rms=0.014483Jy sigma=0.550767 ! Fit after self-cal, rms=0.014532Jy sigma=0.550292 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 (-46.6, 24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000454963 Jy ! Component: 100 - total flux cleaned = 0.000577083 Jy ! Component: 150 - total flux cleaned = 0.000625415 Jy ! Component: 200 - total flux cleaned = 0.000682491 Jy ! Total flux subtracted in 200 components = 0.000682491 Jy ! Clean residual min=-0.000423 max=0.000447 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.00744539 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.00744539 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. ! ! Fit before self-cal, rms=0.014510Jy sigma=0.549374 ! Fit after self-cal, rms=0.014508Jy sigma=0.549008 ! Inverting map ! Added new window around map position (-14.2, 44.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458935 Jy ! Component: 100 - total flux cleaned = 0.000598522 Jy ! Component: 150 - total flux cleaned = 0.000653457 Jy ! Component: 200 - total flux cleaned = 0.000722223 Jy ! Total flux subtracted in 200 components = 0.000722223 Jy ! Clean residual min=-0.000411 max=0.000480 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.00816762 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 55 components and 0.00816762 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. ! ! Fit before self-cal, rms=0.014485Jy sigma=0.548139 ! Fit after self-cal, rms=0.014477Jy sigma=0.547909 ! Inverting map ! Added new window around map position (32.2, 29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233926 Jy ! Component: 100 - total flux cleaned = 0.000369668 Jy ! Component: 150 - total flux cleaned = 0.00049889 Jy ! Component: 200 - total flux cleaned = 0.000604767 Jy ! Total flux subtracted in 200 components = 0.000604767 Jy ! Clean residual min=-0.000375 max=0.000397 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.00877238 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 71 components and 0.00877238 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. ! ! Fit before self-cal, rms=0.014451Jy sigma=0.546884 ! Fit after self-cal, rms=0.014445Jy sigma=0.546615 ! 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. ! ! Fit before self-cal, rms=0.014445Jy sigma=0.546615 ! Fit after self-cal, rms=0.014502Jy sigma=0.546295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8756 mas, bmaj=2.163 mas, bpa=3.672 degrees ! Estimated noise=0.21093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225866 Jy ! Component: 100 - total flux cleaned = 0.000387758 Jy ! Component: 150 - total flux cleaned = 0.000473945 Jy ! Component: 200 - total flux cleaned = 0.000552696 Jy ! Total flux subtracted in 200 components = 0.000552696 Jy ! Clean residual min=-0.000344 max=0.000369 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.00932508 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 79 components and 0.00932508 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. ! ! Fit before self-cal, rms=0.014482Jy sigma=0.545483 ! Fit after self-cal, rms=0.014507Jy sigma=0.545001 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 = 0.000224528 Jy ! Component: 100 - total flux cleaned = 0.000307745 Jy ! Component: 150 - total flux cleaned = 0.000402838 Jy ! Component: 200 - total flux cleaned = 0.000481167 Jy ! Total flux subtracted in 200 components = 0.000481167 Jy ! Clean residual min=-0.000345 max=0.000375 Jy/beam ! Clean residual mean=0.000000 rms=0.000088 Jy/beam ! Combined flux in latest and established models = 0.00980625 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.00980625 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. ! ! Fit before self-cal, rms=0.014493Jy sigma=0.544452 ! Fit after self-cal, rms=0.014490Jy sigma=0.544370 ! Inverting map ! Added new window around map position (40.8, 19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000227679 Jy ! Component: 100 - total flux cleaned = 0.000303283 Jy ! Component: 150 - total flux cleaned = 0.000360177 Jy ! Component: 200 - total flux cleaned = 0.000420636 Jy ! Total flux subtracted in 200 components = 0.000420636 Jy ! Clean residual min=-0.000329 max=0.000364 Jy/beam ! Clean residual mean=0.000000 rms=0.000083 Jy/beam ! Combined flux in latest and established models = 0.0102269 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 95 components and 0.0102269 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. ! ! Fit before self-cal, rms=0.014474Jy sigma=0.543775 ! Fit after self-cal, rms=0.014468Jy sigma=0.543467 ! Inverting map ! Added new window around map position (-27, -42.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310931 Jy ! Component: 100 - total flux cleaned = 0.000437965 Jy ! Component: 150 - total flux cleaned = 0.000504209 Jy ! Component: 200 - total flux cleaned = 0.000573232 Jy ! Total flux subtracted in 200 components = 0.000573232 Jy ! Clean residual min=-0.000308 max=0.000351 Jy/beam ! Clean residual mean=-0.000000 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.0108001 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 105 components and 0.0108001 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. ! ! Fit before self-cal, rms=0.014453Jy sigma=0.542847 ! Fit after self-cal, rms=0.014455Jy sigma=0.542704 ! Inverting map ! Added new window around map position (26.6, -44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346018 Jy ! Component: 100 - total flux cleaned = 0.00047531 Jy ! Component: 150 - total flux cleaned = 0.000598606 Jy ! Component: 200 - total flux cleaned = 0.00067142 Jy ! Total flux subtracted in 200 components = 0.00067142 Jy ! Clean residual min=-0.000291 max=0.000274 Jy/beam ! Clean residual mean=-0.000000 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 0.0114715 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 116 components and 0.0114715 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. ! ! Fit before self-cal, rms=0.014442Jy sigma=0.542122 ! Fit after self-cal, rms=0.014439Jy sigma=0.541994 ! 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. ! ! Fit before self-cal, rms=0.014439Jy sigma=0.541994 ! Fit after self-cal, rms=0.014548Jy sigma=0.541695 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.881 mas, bmaj=2.804 mas, bpa=-1.129 degrees ! Estimated noise=0.273368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000115194 Jy ! Component: 100 - total flux cleaned = 0.000286643 Jy ! Component: 150 - total flux cleaned = 0.000414771 Jy ! Component: 200 - total flux cleaned = 0.000499003 Jy ! Total flux subtracted in 200 components = 0.000499003 Jy ! Clean residual min=-0.000291 max=0.000238 Jy/beam ! Clean residual mean=0.000000 rms=0.000070 Jy/beam ! Combined flux in latest and established models = 0.0119705 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 143 components and 0.0119705 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. ! ! Fit before self-cal, rms=0.014541Jy sigma=0.541438 ! Fit after self-cal, rms=0.014554Jy sigma=0.541312 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 = 0.000123688 Jy ! Component: 100 - total flux cleaned = 0.000219856 Jy ! Component: 150 - total flux cleaned = 0.000287686 Jy ! Component: 200 - total flux cleaned = 0.000368165 Jy ! Total flux subtracted in 200 components = 0.000368165 Jy ! Clean residual min=-0.000285 max=0.000253 Jy/beam ! Clean residual mean=0.000000 rms=0.000072 Jy/beam ! Combined flux in latest and established models = 0.0123387 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 152 components and 0.0123387 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. ! ! Fit before self-cal, rms=0.014550Jy sigma=0.541135 ! Fit after self-cal, rms=0.014549Jy sigma=0.541067 ! 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=0.8743 mas, bmaj=2.157 mas, bpa=3.81 degrees ! Estimated noise=0.209216 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8743 x 2.157 at 3.81 degrees (North through East) ! Clean map min=-0.00060842 max=0.0076399 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=0.6906 mas, bmaj=1.956 mas, bpa=4.377 degrees ! Estimated noise=0.422897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00592146 Jy ! Component: 100 - total flux cleaned = 0.00764233 Jy ! Component: 150 - total flux cleaned = 0.00796456 Jy ! Component: 200 - total flux cleaned = 0.0082314 Jy ! Total flux subtracted in 200 components = 0.0082314 Jy ! Clean residual min=-0.001200 max=0.001083 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0082314 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0082314 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8743 mas, bmaj=2.157 mas, bpa=3.81 degrees ! Estimated noise=0.209216 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 = 0.000835136 Jy ! Component: 100 - total flux cleaned = 0.00140712 Jy ! Component: 150 - total flux cleaned = 0.0018754 Jy ! Component: 200 - total flux cleaned = 0.00228905 Jy ! Total flux subtracted in 200 components = 0.00228905 Jy ! Clean residual min=-0.000635 max=0.000530 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0105205 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 47 components and 0.0105205 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.881 mas, bmaj=2.804 mas, bpa=-1.129 degrees ! Estimated noise=0.273368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393343 Jy ! Component: 100 - total flux cleaned = 0.000761194 Jy ! Component: 150 - total flux cleaned = 0.00100004 Jy ! Component: 200 - total flux cleaned = 0.00123824 Jy ! Total flux subtracted in 200 components = 0.00123824 Jy ! Clean residual min=-0.000467 max=0.000473 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0117587 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 = 0.000124505 Jy ! Component: 100 - total flux cleaned = 0.000216245 Jy ! Component: 150 - total flux cleaned = 0.000312378 Jy ! Component: 200 - total flux cleaned = 0.000411457 Jy ! Total flux subtracted in 200 components = 0.000411457 Jy ! Clean residual min=-0.000395 max=0.000392 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0121702 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 96 components and 0.0121701 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8743 mas, bmaj=2.157 mas, bpa=3.81 degrees ! Estimated noise=0.209216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.90659e-05 Jy ! Component: 100 - total flux cleaned = -4.95179e-05 Jy ! Component: 150 - total flux cleaned = -8.84277e-06 Jy ! Component: 200 - total flux cleaned = 5.46247e-05 Jy ! Total flux subtracted in 200 components = 5.46247e-05 Jy ! Clean residual min=-0.000437 max=0.000350 Jy/beam ! Clean residual mean=-0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0122248 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 118 components and 0.0122248 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. ! ! Fit before self-cal, rms=0.014580Jy sigma=0.542298 ! Fit after self-cal, rms=0.014566Jy sigma=0.541980 wmodel J2251+1609_X_map.mod ! Writing 118 model components to file: J2251+1609_X_map.mod wobs J2251+1609_X_uvs.fits ! Writing UV FITS file: J2251+1609_X_uvs.fits wwins J2251+1609_X_map.win ! wwins: Wrote 7 windows to J2251+1609_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 = -0.000125418 Jy ! Component: 100 - total flux cleaned = -0.000193873 Jy ! Component: 150 - total flux cleaned = -0.000270421 Jy ! Component: 200 - total flux cleaned = -0.000326877 Jy ! Component: 250 - total flux cleaned = -0.000408421 Jy ! Component: 300 - total flux cleaned = -0.000481865 Jy ! Component: 350 - total flux cleaned = -0.000553086 Jy ! Component: 400 - total flux cleaned = -0.00061731 Jy ! Component: 450 - total flux cleaned = -0.000675131 Jy ! Component: 500 - total flux cleaned = -0.000717529 Jy ! Component: 550 - total flux cleaned = -0.000754382 Jy ! Component: 600 - total flux cleaned = -0.000776954 Jy ! Component: 650 - total flux cleaned = -0.000821092 Jy ! Component: 700 - total flux cleaned = -0.000829762 Jy ! Component: 750 - total flux cleaned = -0.000867943 Jy ! Component: 800 - total flux cleaned = -0.000892947 Jy ! Component: 850 - total flux cleaned = -0.000917618 Jy ! Component: 900 - total flux cleaned = -0.000949974 Jy ! Component: 950 - total flux cleaned = -0.000973888 Jy ! Component: 1000 - total flux cleaned = -0.00100133 Jy ! Component: 1050 - total flux cleaned = -0.00102065 Jy ! Component: 1100 - total flux cleaned = -0.00103971 Jy ! Component: 1150 - total flux cleaned = -0.00106232 Jy ! Component: 1200 - total flux cleaned = -0.00107721 Jy ! Component: 1250 - total flux cleaned = -0.00110652 Jy ! Component: 1300 - total flux cleaned = -0.00113187 Jy ! Component: 1350 - total flux cleaned = -0.00116769 Jy ! Component: 1400 - total flux cleaned = -0.00118894 Jy ! Component: 1450 - total flux cleaned = -0.00122399 Jy ! Component: 1500 - total flux cleaned = -0.0012517 Jy ! Component: 1550 - total flux cleaned = -0.00125854 Jy ! Component: 1600 - total flux cleaned = -0.00128912 Jy ! Component: 1650 - total flux cleaned = -0.00131271 Jy ! Component: 1700 - total flux cleaned = -0.00133931 Jy ! Component: 1750 - total flux cleaned = -0.00135575 Jy ! Component: 1800 - total flux cleaned = -0.00138511 Jy ! Component: 1850 - total flux cleaned = -0.00139807 Jy ! Component: 1900 - total flux cleaned = -0.00142371 Jy ! Component: 1950 - total flux cleaned = -0.0014427 Jy ! Component: 2000 - total flux cleaned = -0.00147095 Jy ! Component: 2050 - total flux cleaned = -0.00148336 Jy ! Component: 2100 - total flux cleaned = -0.00150184 Jy ! Component: 2150 - total flux cleaned = -0.00151405 Jy ! Component: 2200 - total flux cleaned = -0.00153525 Jy ! Component: 2250 - total flux cleaned = -0.00155031 Jy ! Component: 2300 - total flux cleaned = -0.00157419 Jy ! Component: 2350 - total flux cleaned = -0.00157721 Jy ! Component: 2400 - total flux cleaned = -0.00160073 Jy ! Component: 2450 - total flux cleaned = -0.00161239 Jy ! Component: 2500 - total flux cleaned = -0.00161819 Jy ! Component: 2550 - total flux cleaned = -0.00163829 Jy ! Component: 2600 - total flux cleaned = -0.00165827 Jy ! Component: 2650 - total flux cleaned = -0.00166392 Jy ! Component: 2700 - total flux cleaned = -0.00167518 Jy ! Component: 2750 - total flux cleaned = -0.00169754 Jy ! Component: 2800 - total flux cleaned = -0.00170864 Jy ! Component: 2850 - total flux cleaned = -0.00173069 Jy ! Component: 2900 - total flux cleaned = -0.00174438 Jy ! Component: 2950 - total flux cleaned = -0.00176071 Jy ! Component: 3000 - total flux cleaned = -0.00177694 Jy ! Component: 3050 - total flux cleaned = -0.00178767 Jy ! Component: 3100 - total flux cleaned = -0.00180105 Jy ! Component: 3150 - total flux cleaned = -0.0018223 Jy ! Component: 3200 - total flux cleaned = -0.00183815 Jy ! Component: 3250 - total flux cleaned = -0.00184605 Jy ! Component: 3300 - total flux cleaned = -0.00186694 Jy ! Component: 3350 - total flux cleaned = -0.00187473 Jy ! Component: 3400 - total flux cleaned = -0.00188507 Jy ! Component: 3450 - total flux cleaned = -0.00189279 Jy ! Component: 3500 - total flux cleaned = -0.00190558 Jy ! Component: 3550 - total flux cleaned = -0.00192337 Jy ! Component: 3600 - total flux cleaned = -0.00192338 Jy ! Component: 3650 - total flux cleaned = -0.00194099 Jy ! Component: 3700 - total flux cleaned = -0.0019535 Jy ! Component: 3750 - total flux cleaned = -0.00196097 Jy ! Component: 3800 - total flux cleaned = -0.00197829 Jy ! Component: 3850 - total flux cleaned = -0.00198077 Jy ! Component: 3900 - total flux cleaned = -0.00199303 Jy ! Component: 3950 - total flux cleaned = -0.00199791 Jy ! Component: 4000 - total flux cleaned = -0.00201004 Jy ! Component: 4050 - total flux cleaned = -0.00200762 Jy ! Total flux subtracted in 4096 components = -0.00201246 Jy ! Clean residual min=-0.000168 max=0.000137 Jy/beam ! Clean residual mean=0.000000 rms=0.000040 Jy/beam ! Combined flux in latest and established models = 0.0102123 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 381 components and 0.0102123 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2251+1609_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8743 x 2.157 at 3.81 degrees (North through East) ! Clean map min=-0.00044221 max=0.007205 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2251+1609_X_map.fits wmodel /vlbi/sb072/temp_maps//J2251+1609_X_map.mod ! Writing 381 model components to file: /vlbi/sb072/temp_maps//J2251+1609_X_map.mod wobs /vlbi/sb072/temp_maps//J2251+1609_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2251+1609_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2251+1609_X_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J2251+1609_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00720498 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 3.99805e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.6647 1.6647 3.32941 6.65882 13.3176 26.6353 53.2705 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.007 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 180.212 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2251+1609_X_dfm.log closed on Mon Nov 12 23:11:09 2018