! Started logfile: /vlbi/bs262/maps//J0813+481B_C_20180503_dfm.log on Mon Jun 4 23:26:01 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/bs262/maps//J0813+481B_C_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0813+481B_C_20180503_uva.fits ! AN table 1: 22 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.75 visibilities/baseline/integration-bin. ! Found source: J0813+481B ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 792 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0813+481B_C] 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 0.300x0.300 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 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999854Jy sigma=27.803469 ! Fit after self-cal, rms=0.975993Jy sigma=27.212734 ! 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=10.58 mas, bmaj=14.57 mas, bpa=-4.049 degrees ! Estimated noise=1.49893 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165443 Jy ! Component: 100 - total flux cleaned = 0.0194851 Jy ! Total flux subtracted in 100 components = 0.0194851 Jy ! Clean residual min=-0.002906 max=0.002939 Jy/beam ! Clean residual mean=-0.000004 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 0.019485 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 34 components and 0.019485 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=0.026936Jy sigma=0.693708 ! Fit after self-cal, rms=0.025822Jy sigma=0.662973 ! 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=11.91 mas, bmaj=15.21 mas, bpa=33.87 degrees ! Estimated noise=0.920545 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 = 0.00394972 Jy ! Component: 100 - total flux cleaned = 0.00301146 Jy ! Component: 150 - total flux cleaned = 0.00243303 Jy ! Component: 200 - total flux cleaned = 0.00193731 Jy ! Total flux subtracted in 200 components = 0.00193731 Jy ! Clean residual min=-0.001045 max=0.001049 Jy/beam ! Clean residual mean=-0.000005 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0214224 Jy ! Performing phase self-cal ! Adding 106 model components to the UV plane model. ! The established model now contains 139 components and 0.0214224 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=0.024050Jy sigma=0.620638 ! Fit after self-cal, rms=0.023908Jy sigma=0.617731 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 11.91 x 15.21 at 33.87 degrees (North through East) ! Clean map min=-0.0034052 max=0.017872 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.79 KP 1.10 LA 1.18 PT 1.13 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 0.79 LA 1.26 PT 0.91 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.67 KP 1.22 LA 0.96 PT 1.09 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.03 LA 1.16 PT 1.19 ! ! ! Correcting IF 5. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 0.85 LA 1.10 PT 1.14 ! ! ! Correcting IF 6. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.29 KP 1.37 LA 0.85 PT 0.84 ! ! ! Correcting IF 7. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.08 LA 0.94 PT 0.94 ! ! ! Correcting IF 8. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 1.19 LA 0.85 PT 0.86 ! ! ! Fit before self-cal, rms=0.023908Jy sigma=0.617731 ! Fit after self-cal, rms=0.024940Jy sigma=0.607469 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=11.48 mas, bmaj=14.53 mas, bpa=12.25 degrees ! Estimated noise=1.10281 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 = 0.000324309 Jy ! Component: 100 - total flux cleaned = 0.000555515 Jy ! Component: 150 - total flux cleaned = 0.000827639 Jy ! Component: 200 - total flux cleaned = 0.000805092 Jy ! Total flux subtracted in 200 components = 0.000805092 Jy ! Clean residual min=-0.000395 max=0.000396 Jy/beam ! Clean residual mean=-0.000004 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0222275 Jy ! Performing phase self-cal ! Adding 102 model components to the UV plane model. ! The established model now contains 241 components and 0.0222275 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=0.024772Jy sigma=0.604427 ! Fit after self-cal, rms=0.024938Jy sigma=0.601893 ! 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=0.024938Jy sigma=0.601893 ! Fit after self-cal, rms=0.025647Jy sigma=0.600809 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=11.44 mas, bmaj=14.61 mas, bpa=13.52 degrees ! Estimated noise=1.10532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000152449 Jy ! Component: 100 - total flux cleaned = 2.08248e-05 Jy ! Component: 150 - total flux cleaned = -2.2031e-06 Jy ! Component: 200 - total flux cleaned = -0.000100489 Jy ! Total flux subtracted in 200 components = -0.000100489 Jy ! Clean residual min=-0.000316 max=0.000315 Jy/beam ! Clean residual mean=-0.000003 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.022127 Jy selfcal ! Performing phase self-cal ! Adding 80 model components to the UV plane model. ! The established model now contains 312 components and 0.022127 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=0.025578Jy sigma=0.599614 ! Fit after self-cal, rms=0.025610Jy sigma=0.599035 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 = -0.000392965 Jy ! Component: 100 - total flux cleaned = -0.000624978 Jy ! Component: 150 - total flux cleaned = -0.00056187 Jy ! Component: 200 - total flux cleaned = -0.000433414 Jy ! Total flux subtracted in 200 components = -0.000433414 Jy ! Clean residual min=-0.000228 max=0.000229 Jy/beam ! Clean residual mean=-0.000003 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0216936 Jy ! Performing phase self-cal ! Adding 86 model components to the UV plane model. ! The established model now contains 396 components and 0.0216936 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=0.025577Jy sigma=0.598418 ! Fit after self-cal, rms=0.025596Jy sigma=0.598196 ! 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=0.025596Jy sigma=0.598196 ! Fit after self-cal, rms=0.026158Jy sigma=0.597393 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=11.35 mas, bmaj=14.65 mas, bpa=13.72 degrees ! Estimated noise=1.10181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171048 Jy ! Component: 100 - total flux cleaned = -0.000344379 Jy ! Component: 150 - total flux cleaned = -0.000480853 Jy ! Component: 200 - total flux cleaned = -0.000681624 Jy ! Total flux subtracted in 200 components = -0.000681624 Jy ! Clean residual min=-0.000247 max=0.000244 Jy/beam ! Clean residual mean=-0.000002 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0210119 Jy selfcal ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 460 components and 0.0210119 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=0.026120Jy sigma=0.596734 ! Fit after self-cal, rms=0.026136Jy sigma=0.596274 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 = -0.000163362 Jy ! Component: 100 - total flux cleaned = -0.000162798 Jy ! Component: 150 - total flux cleaned = -0.000148439 Jy ! Component: 200 - total flux cleaned = -0.000236235 Jy ! Total flux subtracted in 200 components = -0.000236235 Jy ! Clean residual min=-0.000199 max=0.000198 Jy/beam ! Clean residual mean=-0.000002 rms=0.000082 Jy/beam ! Combined flux in latest and established models = 0.0207757 Jy ! Performing phase self-cal ! Adding 90 model components to the UV plane model. ! The established model now contains 545 components and 0.0207757 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=0.026112Jy sigma=0.595726 ! Fit after self-cal, rms=0.026114Jy sigma=0.595518 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.026114Jy sigma=0.595518 ! Fit after self-cal, rms=0.026704Jy sigma=0.595111 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=11.39 mas, bmaj=14.72 mas, bpa=13.98 degrees ! Estimated noise=1.10046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.32104e-05 Jy ! Component: 100 - total flux cleaned = 7.69904e-05 Jy ! Component: 150 - total flux cleaned = -2.08708e-05 Jy ! Component: 200 - total flux cleaned = -0.00014644 Jy ! Total flux subtracted in 200 components = -0.00014644 Jy ! Clean residual min=-0.000202 max=0.000200 Jy/beam ! Clean residual mean=-0.000002 rms=0.000076 Jy/beam ! Combined flux in latest and established models = 0.0206293 Jy selfcal ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 612 components and 0.0206293 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=0.026675Jy sigma=0.594738 ! Fit after self-cal, rms=0.026689Jy sigma=0.594460 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 = 0.000151394 Jy ! Component: 100 - total flux cleaned = 0.000241888 Jy ! Component: 150 - total flux cleaned = 0.000333923 Jy ! Component: 200 - total flux cleaned = 0.000393453 Jy ! Total flux subtracted in 200 components = 0.000393453 Jy ! Clean residual min=-0.000195 max=0.000194 Jy/beam ! Clean residual mean=-0.000002 rms=0.000074 Jy/beam ! Combined flux in latest and established models = 0.0210227 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 680 components and 0.0210227 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=0.026674Jy sigma=0.594115 ! Fit after self-cal, rms=0.026674Jy sigma=0.593959 ! Inverting map ! Added new window around map position (0.9, 63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000198165 Jy ! Component: 100 - total flux cleaned = 0.000109107 Jy ! Component: 150 - total flux cleaned = 6.87758e-05 Jy ! Component: 200 - total flux cleaned = 4.56008e-05 Jy ! Total flux subtracted in 200 components = 4.56008e-05 Jy ! Clean residual min=-0.000382 max=0.000365 Jy/beam ! Clean residual mean=-0.000002 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0210683 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 729 components and 0.0210683 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=0.026667Jy sigma=0.593886 ! Fit after self-cal, rms=0.026660Jy sigma=0.593814 ! 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=11.28 mas, bmaj=14.69 mas, bpa=13.95 degrees ! Estimated noise=1.09956 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 11.28 x 14.69 at 13.95 degrees (North through East) ! Clean map min=-0.0025012 max=0.016722 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=10.18 mas, bmaj=14.75 mas, bpa=5.868 degrees ! Estimated noise=1.47382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107975 Jy ! Component: 100 - total flux cleaned = -0.00610171 Jy ! Component: 150 - total flux cleaned = -0.010455 Jy ! Component: 200 - total flux cleaned = -0.0150167 Jy ! Total flux subtracted in 200 components = -0.0150167 Jy ! Clean residual min=-0.006649 max=0.008544 Jy/beam ! Clean residual mean=-0.000004 rms=0.002545 Jy/beam ! Combined flux in latest and established models = -0.0150167 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 51 model components to the UV plane model. ! The established model now contains 51 components and -0.0150167 Jy ! Inverting map and beam ! Estimated beam: bmin=11.28 mas, bmaj=14.69 mas, bpa=13.95 degrees ! Estimated noise=1.09956 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 = -0.00513247 Jy ! Component: 100 - total flux cleaned = -0.00942696 Jy ! Component: 150 - total flux cleaned = -0.0130526 Jy ! Component: 200 - total flux cleaned = -0.0161325 Jy ! Total flux subtracted in 200 components = -0.0161325 Jy ! Clean residual min=-0.006844 max=0.007848 Jy/beam ! Clean residual mean=-0.000018 rms=0.002500 Jy/beam ! Combined flux in latest and established models = -0.0311492 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 91 components and -0.0311492 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=11.39 mas, bmaj=14.72 mas, bpa=13.98 degrees ! Estimated noise=1.10046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00268021 Jy ! Component: 100 - total flux cleaned = -0.00498158 Jy ! Component: 150 - total flux cleaned = -0.00696406 Jy ! Component: 200 - total flux cleaned = -0.00867637 Jy ! Total flux subtracted in 200 components = -0.00867637 Jy ! Clean residual min=-0.006343 max=0.006623 Jy/beam ! Clean residual mean=-0.000021 rms=0.002008 Jy/beam ! Combined flux in latest and established models = -0.0398256 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 = -0.00149479 Jy ! Component: 100 - total flux cleaned = -0.00285955 Jy ! Component: 150 - total flux cleaned = -0.00413132 Jy ! Component: 200 - total flux cleaned = -0.00532399 Jy ! Total flux subtracted in 200 components = -0.00532399 Jy ! Clean residual min=-0.006275 max=0.006747 Jy/beam ! Clean residual mean=-0.000022 rms=0.001828 Jy/beam ! Combined flux in latest and established models = -0.0451496 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 168 components and -0.0451496 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=11.28 mas, bmaj=14.69 mas, bpa=13.95 degrees ! Estimated noise=1.09956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011008 Jy ! Component: 100 - total flux cleaned = -0.00215049 Jy ! Component: 150 - total flux cleaned = -0.00315809 Jy ! Component: 200 - total flux cleaned = -0.00405228 Jy ! Total flux subtracted in 200 components = -0.00405228 Jy ! Clean residual min=-0.006250 max=0.006316 Jy/beam ! Clean residual mean=-0.000021 rms=0.001716 Jy/beam ! Combined flux in latest and established models = -0.0492019 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 205 components and -0.0492019 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=0.028514Jy sigma=0.658728 ! Fit after self-cal, rms=0.027541Jy sigma=0.619640 wmodel J0813+481B_C_map.mod ! Writing 205 model components to file: J0813+481B_C_map.mod wobs J0813+481B_C_uvs.fits ! Writing UV FITS file: J0813+481B_C_uvs.fits wwins J0813+481B_C_map.win ! wwins: Wrote 1 windows to J0813+481B_C_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 = 0.000843438 Jy ! Component: 100 - total flux cleaned = 0.000885209 Jy ! Component: 150 - total flux cleaned = 0.00102844 Jy ! Component: 200 - total flux cleaned = 0.00128364 Jy ! Component: 250 - total flux cleaned = 0.00150861 Jy ! Component: 300 - total flux cleaned = 0.00175937 Jy ! Component: 350 - total flux cleaned = 0.00191722 Jy ! Component: 400 - total flux cleaned = 0.00208147 Jy ! Component: 450 - total flux cleaned = 0.00215885 Jy ! Component: 500 - total flux cleaned = 0.00215974 Jy ! Component: 550 - total flux cleaned = 0.00214298 Jy ! Component: 600 - total flux cleaned = 0.00206071 Jy ! Component: 650 - total flux cleaned = 0.00199743 Jy ! Component: 700 - total flux cleaned = 0.00182772 Jy ! Component: 750 - total flux cleaned = 0.00167668 Jy ! Component: 800 - total flux cleaned = 0.00149953 Jy ! Component: 850 - total flux cleaned = 0.00135499 Jy ! Component: 900 - total flux cleaned = 0.00119904 Jy ! Component: 950 - total flux cleaned = 0.00104612 Jy ! Component: 1000 - total flux cleaned = 0.00104617 Jy ! Component: 1050 - total flux cleaned = 0.00104623 Jy ! Component: 1100 - total flux cleaned = 0.00104628 Jy ! Component: 1150 - total flux cleaned = 0.00105992 Jy ! Component: 1200 - total flux cleaned = 0.00107369 Jy ! Component: 1250 - total flux cleaned = 0.00110145 Jy ! Component: 1300 - total flux cleaned = 0.00096184 Jy ! Component: 1350 - total flux cleaned = 0.000736196 Jy ! Component: 1400 - total flux cleaned = 0.000479657 Jy ! Component: 1450 - total flux cleaned = 0.000219927 Jy ! Component: 1500 - total flux cleaned = -4.34441e-05 Jy ! Component: 1550 - total flux cleaned = -0.000339685 Jy ! Component: 1600 - total flux cleaned = -0.000670534 Jy ! Component: 1650 - total flux cleaned = -0.000960529 Jy ! Component: 1700 - total flux cleaned = -0.00128605 Jy ! Component: 1750 - total flux cleaned = -0.00163234 Jy ! Component: 1800 - total flux cleaned = -0.00196837 Jy ! Component: 1850 - total flux cleaned = -0.00230988 Jy ! Component: 1900 - total flux cleaned = -0.00262412 Jy ! Component: 1950 - total flux cleaned = -0.00291043 Jy ! Component: 2000 - total flux cleaned = -0.00316772 Jy ! Component: 2050 - total flux cleaned = -0.00344721 Jy ! Component: 2100 - total flux cleaned = -0.00371434 Jy ! Component: 2150 - total flux cleaned = -0.00393249 Jy ! Component: 2200 - total flux cleaned = -0.00419253 Jy ! Component: 2250 - total flux cleaned = -0.00445793 Jy ! Component: 2300 - total flux cleaned = -0.00469067 Jy ! Component: 2350 - total flux cleaned = -0.00492809 Jy ! Component: 2400 - total flux cleaned = -0.00512978 Jy ! Component: 2450 - total flux cleaned = -0.00533578 Jy ! Component: 2500 - total flux cleaned = -0.00556739 Jy ! Component: 2550 - total flux cleaned = -0.00576043 Jy ! Component: 2600 - total flux cleaned = -0.0060018 Jy ! Component: 2650 - total flux cleaned = -0.00622609 Jy ! Component: 2700 - total flux cleaned = -0.00638627 Jy ! Component: 2750 - total flux cleaned = -0.00662056 Jy ! Component: 2800 - total flux cleaned = -0.00678818 Jy ! Component: 2850 - total flux cleaned = -0.00695947 Jy ! Component: 2900 - total flux cleaned = -0.00705951 Jy ! Component: 2950 - total flux cleaned = -0.00718689 Jy ! Component: 3000 - total flux cleaned = -0.0072903 Jy ! Component: 3050 - total flux cleaned = -0.00742322 Jy ! Component: 3100 - total flux cleaned = -0.0075873 Jy ! Component: 3150 - total flux cleaned = -0.00761543 Jy ! Component: 3200 - total flux cleaned = -0.00767277 Jy ! Component: 3250 - total flux cleaned = -0.00775999 Jy ! Component: 3300 - total flux cleaned = -0.00785008 Jy ! Component: 3350 - total flux cleaned = -0.00788077 Jy ! Component: 3400 - total flux cleaned = -0.00797407 Jy ! Component: 3450 - total flux cleaned = -0.00803754 Jy ! Component: 3500 - total flux cleaned = -0.00803711 Jy ! Component: 3550 - total flux cleaned = -0.00810318 Jy ! Component: 3600 - total flux cleaned = -0.00817135 Jy ! Component: 3650 - total flux cleaned = -0.00820583 Jy ! Component: 3700 - total flux cleaned = -0.00827741 Jy ! Component: 3750 - total flux cleaned = -0.00827757 Jy ! Component: 3800 - total flux cleaned = -0.00835167 Jy ! Component: 3850 - total flux cleaned = -0.00838946 Jy ! Component: 3900 - total flux cleaned = -0.00846753 Jy ! Component: 3950 - total flux cleaned = -0.00846813 Jy ! Component: 4000 - total flux cleaned = -0.00850888 Jy ! Component: 4050 - total flux cleaned = -0.00859244 Jy ! Total flux subtracted in 4096 components = -0.0086354 Jy ! Clean residual min=-0.002262 max=0.002393 Jy/beam ! Clean residual mean=-0.000002 rms=0.000882 Jy/beam ! Combined flux in latest and established models = -0.0578372 Jy keep ! Adding 247 model components to the UV plane model. ! The established model now contains 452 components and -0.0578373 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0813+481B_C_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 11.28 x 14.69 at 13.95 degrees (North through East) ! Clean map min=-0.01412 max=0.0071898 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0813+481B_C_20180503_map.fits wmodel /vlbi/bs262/maps//J0813+481B_C_20180503_map.mod ! Writing 452 model components to file: /vlbi/bs262/maps//J0813+481B_C_20180503_map.mod wobs /vlbi/bs262/maps//J0813+481B_C_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0813+481B_C_20180503_uvs.fits wwins /vlbi/bs262/maps//J0813+481B_C_20180503_map.win ! wwins: Wrote 2 windows to /vlbi/bs262/maps//J0813+481B_C_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0071898 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000909712 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -37.9584 37.9584 75.9168 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.007 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 7.903 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0813+481B_C_20180503_dfm.log closed on Mon Jun 4 23:26:06 2018