! Started logfile: /vlbi/sb072/temp_maps//J1836+1950_X_dfm.log on Sat Dec 15 22:34:19 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//J1836+1950_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1836+1950_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1836+1950 ! ! 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 6624 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 J1836+1950_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.999916Jy sigma=41.308506 ! Fit after self-cal, rms=0.990096Jy sigma=40.916623 ! 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=0.6737 mas, bmaj=2.014 mas, bpa=0.5037 degrees ! Estimated noise=0.46298 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 = 0.00768207 Jy ! Component: 100 - total flux cleaned = 0.0093987 Jy ! Total flux subtracted in 100 components = 0.0093987 Jy ! Clean residual min=-0.001427 max=0.001524 Jy/beam ! Clean residual mean=0.000000 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0093987 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0093987 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=0.019487Jy sigma=0.717078 ! Fit after self-cal, rms=0.017823Jy sigma=0.645110 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275922 Jy ! Component: 100 - total flux cleaned = 0.00366336 Jy ! Total flux subtracted in 100 components = 0.00366336 Jy ! Clean residual min=-0.001586 max=0.001344 Jy/beam ! Clean residual mean=0.000000 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0130621 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0130621 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=0.017341Jy sigma=0.627122 ! Fit after self-cal, rms=0.017343Jy sigma=0.627080 ! 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=0.8546 mas, bmaj=2.236 mas, bpa=1.976 degrees ! Estimated noise=0.214272 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 = 0.000591668 Jy ! Component: 100 - total flux cleaned = 0.000706354 Jy ! Component: 150 - total flux cleaned = 0.000737515 Jy ! Component: 200 - total flux cleaned = 0.00075343 Jy ! Total flux subtracted in 200 components = 0.00075343 Jy ! Clean residual min=-0.000917 max=0.000864 Jy/beam ! Clean residual mean=-0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0138155 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0138155 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=0.017301Jy sigma=0.626330 ! Fit after self-cal, rms=0.017300Jy sigma=0.626252 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8546 x 2.236 at 1.976 degrees (North through East) ! Clean map min=-0.00083254 max=0.013076 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.08 HN 0.88 LA 1.01 ! MK 1.10 NL 1.23 OV 0.83 PT 0.92 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.20 HN 0.76 LA 0.95 ! MK 1.06 NL 1.18 OV 0.93 PT 1.02 ! SC 0.83 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.11 HN 0.77 LA 0.85 ! MK 0.93 NL 1.22 OV 1.08 PT 1.02 ! SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.08 HN 0.78 LA 0.91 ! MK 1.05 NL 1.14 OV 0.96 PT 1.02 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.80 LA 0.99 ! MK 1.05 NL 1.03 OV 0.99 PT 0.96 ! SC 1.15 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.16 HN 0.75 LA 1.01 ! MK 1.16 NL 1.09 OV 0.97 PT 0.88 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.17 HN 0.70 LA 0.93 ! MK 1.23 NL 1.27 OV 0.93 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.64 LA 1.07 ! MK 1.11 NL 1.19 OV 0.90 PT 1.26 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.017300Jy sigma=0.626252 ! Fit after self-cal, rms=0.015794Jy sigma=0.619373 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8586 mas, bmaj=2.226 mas, bpa=1.785 degrees ! Estimated noise=0.212618 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 = 0.000100367 Jy ! Component: 100 - total flux cleaned = 7.53318e-05 Jy ! Component: 150 - total flux cleaned = 6.6963e-05 Jy ! Component: 200 - total flux cleaned = 6.35904e-05 Jy ! Total flux subtracted in 200 components = 6.35904e-05 Jy ! Clean residual min=-0.000548 max=0.000531 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0138791 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 0.0138791 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=0.015791Jy sigma=0.619260 ! Fit after self-cal, rms=0.015792Jy sigma=0.618400 ! 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=0.015792Jy sigma=0.618400 ! Fit after self-cal, rms=0.015748Jy sigma=0.618272 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8581 mas, bmaj=2.222 mas, bpa=1.726 degrees ! Estimated noise=0.212499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.54803e-05 Jy ! Component: 100 - total flux cleaned = 6.87917e-05 Jy ! Component: 150 - total flux cleaned = 5.63936e-05 Jy ! Component: 200 - total flux cleaned = 4.82277e-05 Jy ! Total flux subtracted in 200 components = 4.82277e-05 Jy ! Clean residual min=-0.000553 max=0.000534 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0139273 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0139273 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=0.015747Jy sigma=0.618208 ! Fit after self-cal, rms=0.015750Jy sigma=0.618173 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 = 5.94675e-06 Jy ! Component: 100 - total flux cleaned = -5.00756e-06 Jy ! Component: 150 - total flux cleaned = -1.22042e-05 Jy ! Component: 200 - total flux cleaned = -1.43997e-05 Jy ! Total flux subtracted in 200 components = -1.43997e-05 Jy ! Clean residual min=-0.000553 max=0.000535 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0139129 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 0.0139129 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=0.015749Jy sigma=0.618141 ! Fit after self-cal, rms=0.015749Jy sigma=0.618136 ! 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=0.015749Jy sigma=0.618136 ! Fit after self-cal, rms=0.015722Jy sigma=0.618128 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8567 mas, bmaj=2.219 mas, bpa=1.721 degrees ! Estimated noise=0.21228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.39062e-05 Jy ! Component: 100 - total flux cleaned = 4.64222e-05 Jy ! Component: 150 - total flux cleaned = 4.44489e-05 Jy ! Component: 200 - total flux cleaned = 4.25547e-05 Jy ! Total flux subtracted in 200 components = 4.25547e-05 Jy ! Clean residual min=-0.000555 max=0.000531 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0139555 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.0139555 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=0.015721Jy sigma=0.618103 ! Fit after self-cal, rms=0.015722Jy sigma=0.618097 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 = 6.84757e-06 Jy ! Component: 100 - total flux cleaned = 6.96622e-06 Jy ! Component: 150 - total flux cleaned = 5.2575e-06 Jy ! Component: 200 - total flux cleaned = 1.88902e-06 Jy ! Total flux subtracted in 200 components = 1.88902e-06 Jy ! Clean residual min=-0.000553 max=0.000530 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0139574 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0139574 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=0.015721Jy sigma=0.618081 ! Fit after self-cal, rms=0.015722Jy sigma=0.618078 ! 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=0.015722Jy sigma=0.618078 ! Fit after self-cal, rms=0.015688Jy sigma=0.618076 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.916 mas, bmaj=2.965 mas, bpa=2.233 degrees ! Estimated noise=0.272793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.69261e-05 Jy ! Component: 100 - total flux cleaned = -7.40994e-05 Jy ! Component: 150 - total flux cleaned = -7.74831e-05 Jy ! Component: 200 - total flux cleaned = -7.89392e-05 Jy ! Total flux subtracted in 200 components = -7.89392e-05 Jy ! Clean residual min=-0.000588 max=0.000613 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0138784 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 50 components and 0.0138784 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=0.015688Jy sigma=0.618085 ! Fit after self-cal, rms=0.015687Jy sigma=0.618070 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 = -1.32053e-05 Jy ! Component: 100 - total flux cleaned = -1.14629e-05 Jy ! Component: 150 - total flux cleaned = -1.44534e-05 Jy ! Component: 200 - total flux cleaned = -1.58531e-05 Jy ! Total flux subtracted in 200 components = -1.58531e-05 Jy ! Clean residual min=-0.000590 max=0.000609 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0138626 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 0.0138626 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=0.015687Jy sigma=0.618082 ! Fit after self-cal, rms=0.015687Jy sigma=0.618073 ! 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=0.8557 mas, bmaj=2.218 mas, bpa=1.704 degrees ! Estimated noise=0.211964 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8557 x 2.218 at 1.704 degrees (North through East) ! Clean map min=-0.00050797 max=0.013022 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=0.6755 mas, bmaj=2.002 mas, bpa=-0.02603 degrees ! Estimated noise=0.453993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00976974 Jy ! Component: 100 - total flux cleaned = 0.0120353 Jy ! Component: 150 - total flux cleaned = 0.0130535 Jy ! Component: 200 - total flux cleaned = 0.0136438 Jy ! Total flux subtracted in 200 components = 0.0136438 Jy ! Clean residual min=-0.001114 max=0.001027 Jy/beam ! Clean residual mean=0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0136438 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0136438 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8557 mas, bmaj=2.218 mas, bpa=1.704 degrees ! Estimated noise=0.211964 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 = 0.000169368 Jy ! Component: 100 - total flux cleaned = 0.000258408 Jy ! Component: 150 - total flux cleaned = 0.000316615 Jy ! Component: 200 - total flux cleaned = 0.000339778 Jy ! Total flux subtracted in 200 components = 0.000339778 Jy ! Clean residual min=-0.000554 max=0.000545 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0139836 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0139836 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=1.916 mas, bmaj=2.965 mas, bpa=2.233 degrees ! Estimated noise=0.272793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.71708e-05 Jy ! Component: 100 - total flux cleaned = -9.49425e-05 Jy ! Component: 150 - total flux cleaned = -9.77395e-05 Jy ! Component: 200 - total flux cleaned = -0.000102071 Jy ! Total flux subtracted in 200 components = -0.000102071 Jy ! Clean residual min=-0.000586 max=0.000607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0138815 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 = -3.69947e-06 Jy ! Component: 100 - total flux cleaned = -5.45502e-06 Jy ! Component: 150 - total flux cleaned = -8.8175e-06 Jy ! Component: 200 - total flux cleaned = -1.19931e-05 Jy ! Total flux subtracted in 200 components = -1.19931e-05 Jy ! Clean residual min=-0.000588 max=0.000607 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0138695 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 0.0138695 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8557 mas, bmaj=2.218 mas, bpa=1.704 degrees ! Estimated noise=0.211964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.22813e-05 Jy ! Component: 100 - total flux cleaned = 4.58901e-05 Jy ! Component: 150 - total flux cleaned = 4.91948e-05 Jy ! Component: 200 - total flux cleaned = 5.20617e-05 Jy ! Total flux subtracted in 200 components = 5.20617e-05 Jy ! Clean residual min=-0.000558 max=0.000550 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0139216 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.0139216 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=0.015689Jy sigma=0.618178 ! Fit after self-cal, rms=0.015689Jy sigma=0.618161 wmodel J1836+1950_X_map.mod ! Writing 45 model components to file: J1836+1950_X_map.mod wobs J1836+1950_X_uvs.fits ! Writing UV FITS file: J1836+1950_X_uvs.fits wwins J1836+1950_X_map.win ! wwins: Wrote 1 windows to J1836+1950_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 = -4.28009e-05 Jy ! Component: 100 - total flux cleaned = -5.17257e-05 Jy ! Component: 150 - total flux cleaned = -6.87809e-05 Jy ! Component: 200 - total flux cleaned = -0.000133545 Jy ! Component: 250 - total flux cleaned = -0.000187953 Jy ! Component: 300 - total flux cleaned = -0.000240496 Jy ! Component: 350 - total flux cleaned = -0.000298329 Jy ! Component: 400 - total flux cleaned = -0.000333302 Jy ! Component: 450 - total flux cleaned = -0.000387715 Jy ! Component: 500 - total flux cleaned = -0.000440634 Jy ! Component: 550 - total flux cleaned = -0.000485784 Jy ! Component: 600 - total flux cleaned = -0.000529843 Jy ! Component: 650 - total flux cleaned = -0.000566717 Jy ! Component: 700 - total flux cleaned = -0.000596724 Jy ! Component: 750 - total flux cleaned = -0.000626136 Jy ! Component: 800 - total flux cleaned = -0.000666326 Jy ! Component: 850 - total flux cleaned = -0.000700028 Jy ! Component: 900 - total flux cleaned = -0.000755143 Jy ! Component: 950 - total flux cleaned = -0.000782197 Jy ! Component: 1000 - total flux cleaned = -0.000819386 Jy ! Component: 1050 - total flux cleaned = -0.000850709 Jy ! Component: 1100 - total flux cleaned = -0.000876429 Jy ! Component: 1150 - total flux cleaned = -0.000911782 Jy ! Component: 1200 - total flux cleaned = -0.000936668 Jy ! Component: 1250 - total flux cleaned = -0.000961075 Jy ! Component: 1300 - total flux cleaned = -0.000975579 Jy ! Component: 1350 - total flux cleaned = -0.000999428 Jy ! Component: 1400 - total flux cleaned = -0.00103695 Jy ! Component: 1450 - total flux cleaned = -0.00106001 Jy ! Component: 1500 - total flux cleaned = -0.00107828 Jy ! Component: 1550 - total flux cleaned = -0.00110529 Jy ! Component: 1600 - total flux cleaned = -0.00112311 Jy ! Component: 1650 - total flux cleaned = -0.00113637 Jy ! Component: 1700 - total flux cleaned = -0.00115814 Jy ! Component: 1750 - total flux cleaned = -0.0011753 Jy ! Component: 1800 - total flux cleaned = -0.00117534 Jy ! Component: 1850 - total flux cleaned = -0.0011963 Jy ! Component: 1900 - total flux cleaned = -0.00120465 Jy ! Component: 1950 - total flux cleaned = -0.00122104 Jy ! Component: 2000 - total flux cleaned = -0.00123321 Jy ! Component: 2050 - total flux cleaned = -0.00124529 Jy ! Component: 2100 - total flux cleaned = -0.00124532 Jy ! Component: 2150 - total flux cleaned = -0.00124928 Jy ! Component: 2200 - total flux cleaned = -0.00126101 Jy ! Component: 2250 - total flux cleaned = -0.00127652 Jy ! Component: 2300 - total flux cleaned = -0.00128422 Jy ! Component: 2350 - total flux cleaned = -0.00130326 Jy ! Component: 2400 - total flux cleaned = -0.00131835 Jy ! Component: 2450 - total flux cleaned = -0.00133707 Jy ! Component: 2500 - total flux cleaned = -0.00135565 Jy ! Component: 2550 - total flux cleaned = -0.00137038 Jy ! Component: 2600 - total flux cleaned = -0.00139596 Jy ! Component: 2650 - total flux cleaned = -0.00139589 Jy ! Component: 2700 - total flux cleaned = -0.00142114 Jy ! Component: 2750 - total flux cleaned = -0.00143549 Jy ! Component: 2800 - total flux cleaned = -0.0014462 Jy ! Component: 2850 - total flux cleaned = -0.0014674 Jy ! Component: 2900 - total flux cleaned = -0.00147793 Jy ! Component: 2950 - total flux cleaned = -0.00148839 Jy ! Component: 3000 - total flux cleaned = -0.00150228 Jy ! Component: 3050 - total flux cleaned = -0.00151606 Jy ! Component: 3100 - total flux cleaned = -0.00154344 Jy ! Component: 3150 - total flux cleaned = -0.00155365 Jy ! Component: 3200 - total flux cleaned = -0.00156045 Jy ! Component: 3250 - total flux cleaned = -0.00158398 Jy ! Component: 3300 - total flux cleaned = -0.00158732 Jy ! Component: 3350 - total flux cleaned = -0.00161062 Jy ! Component: 3400 - total flux cleaned = -0.00161724 Jy ! Component: 3450 - total flux cleaned = -0.00162715 Jy ! Component: 3500 - total flux cleaned = -0.00164028 Jy ! Component: 3550 - total flux cleaned = -0.00165659 Jy ! Component: 3600 - total flux cleaned = -0.00166307 Jy ! Component: 3650 - total flux cleaned = -0.001676 Jy ! Component: 3700 - total flux cleaned = -0.00169207 Jy ! Component: 3750 - total flux cleaned = -0.00171124 Jy ! Component: 3800 - total flux cleaned = -0.00170806 Jy ! Component: 3850 - total flux cleaned = -0.00173025 Jy ! Component: 3900 - total flux cleaned = -0.0017271 Jy ! Component: 3950 - total flux cleaned = -0.00174913 Jy ! Component: 4000 - total flux cleaned = -0.00176166 Jy ! Component: 4050 - total flux cleaned = -0.00176791 Jy ! Total flux subtracted in 4096 components = -0.00177721 Jy ! Clean residual min=-0.000182 max=0.000194 Jy/beam ! Clean residual mean=0.000000 rms=0.000053 Jy/beam ! Combined flux in latest and established models = 0.0121444 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 308 components and 0.0121444 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1836+1950_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8557 x 2.218 at 1.704 degrees (North through East) ! Clean map min=-0.00047701 max=0.012988 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1836+1950_X_map.fits wmodel /vlbi/sb072/temp_maps//J1836+1950_X_map.mod ! Writing 308 model components to file: /vlbi/sb072/temp_maps//J1836+1950_X_map.mod wobs /vlbi/sb072/temp_maps//J1836+1950_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1836+1950_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1836+1950_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1836+1950_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0129878 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.20865e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.20312 1.20312 2.40625 4.81249 9.62499 19.25 38.5 76.9999 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.012 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 249.35 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1836+1950_X_dfm.log closed on Sat Dec 15 22:34:23 2018