! Started logfile: .//J1753+275A_X_dfm.log on Mon Jan 20 18:41:21 2020 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 .//J1753+275A_X_uva.fits ! Reading UV FITS file: .//J1753+275A_X_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! AN table 2: 17 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.967914 visibilities/baseline/integration-bin. ! Found source: J1753+275A ! ! 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 2896 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 J1753+275A_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 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 34 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.000453Jy sigma=21.765371 ! Fit after self-cal, rms=0.979300Jy sigma=21.523635 ! 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=1.04 mas, bmaj=3.269 mas, bpa=-7.927 degrees ! Estimated noise=0.937361 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 = 0.016022 Jy ! Component: 100 - total flux cleaned = 0.019859 Jy ! Total flux subtracted in 100 components = 0.019859 Jy ! Clean residual min=-0.003007 max=0.003699 Jy/beam ! Clean residual mean=0.000002 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.019859 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.019859 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=0.034508Jy sigma=0.715664 ! Fit after self-cal, rms=0.032963Jy sigma=0.681430 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=3.202 mas, bpa=-8.127 degrees ! Estimated noise=0.619063 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 = 0.00410134 Jy ! Component: 100 - total flux cleaned = 0.00615013 Jy ! Component: 150 - total flux cleaned = 0.00749593 Jy ! Component: 200 - total flux cleaned = 0.00841717 Jy ! Total flux subtracted in 200 components = 0.00841717 Jy ! Clean residual min=-0.002292 max=0.002435 Jy/beam ! Clean residual mean=0.000001 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0282762 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 37 components and 0.0282762 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=0.032388Jy sigma=0.670079 ! Fit after self-cal, rms=0.032314Jy sigma=0.668961 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.213 x 3.202 at -8.127 degrees (North through East) ! Clean map min=-0.0022803 max=0.023403 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 KP 0.78 LA 1.33 MK 1.24 ! NL 1.00 OV 1.22 PT 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 KP 1.00 LA 0.90 MK 1.04 ! NL 1.14 OV 0.98 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 KP 0.95 LA 1.09 MK 1.40 ! NL 0.84 OV 1.09 PT 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 KP 0.96 LA 1.16 MK 1.00 ! NL 0.79 OV 1.17 PT 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 KP 0.95 LA 1.28 MK 1.19 ! NL 0.77 OV 1.04 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 KP 0.82 LA 1.10 MK 1.02 ! NL 0.83 OV 1.18 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 KP 1.50 LA 1.13 MK 1.09 ! NL 0.70 OV 0.98 PT 0.76 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 KP 1.15 LA 1.67 MK 0.93 ! NL 0.72 OV 1.20 PT 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* HN 0.00* ! ! ! Fit before self-cal, rms=0.032314Jy sigma=0.668961 ! Fit after self-cal, rms=0.034126Jy sigma=0.657138 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.224 mas, bmaj=3.263 mas, bpa=-8.023 degrees ! Estimated noise=0.615254 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 = 0.000500929 Jy ! Component: 100 - total flux cleaned = 0.000555905 Jy ! Component: 150 - total flux cleaned = 0.000600041 Jy ! Component: 200 - total flux cleaned = 0.000637604 Jy ! Total flux subtracted in 200 components = 0.000637604 Jy ! Clean residual min=-0.001445 max=0.001606 Jy/beam ! Clean residual mean=-0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0289138 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.0289138 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=0.034106Jy sigma=0.656698 ! Fit after self-cal, rms=0.034430Jy sigma=0.651984 ! 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=0.034430Jy sigma=0.651984 ! Fit after self-cal, rms=0.036684Jy sigma=0.650998 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.209 mas, bmaj=3.305 mas, bpa=-8.057 degrees ! Estimated noise=0.620478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000554462 Jy ! Component: 100 - total flux cleaned = 0.000674238 Jy ! Component: 150 - total flux cleaned = 0.000700994 Jy ! Component: 200 - total flux cleaned = 0.000736177 Jy ! Total flux subtracted in 200 components = 0.000736177 Jy ! Clean residual min=-0.001214 max=0.001533 Jy/beam ! Clean residual mean=-0.000002 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.02965 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.02965 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=0.036663Jy sigma=0.650622 ! Fit after self-cal, rms=0.036813Jy sigma=0.650286 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 (43.8, 40.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001362 Jy ! Component: 100 - total flux cleaned = 0.00137847 Jy ! Component: 150 - total flux cleaned = 0.00122805 Jy ! Component: 200 - total flux cleaned = 0.00112073 Jy ! Total flux subtracted in 200 components = 0.00112073 Jy ! Clean residual min=-0.001098 max=0.001313 Jy/beam ! Clean residual mean=-0.000002 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0307707 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.0307707 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=0.036745Jy sigma=0.649032 ! Fit after self-cal, rms=0.036738Jy sigma=0.648646 ! Inverting map ! Added new window around map position (-41.2, 46.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001077 Jy ! Component: 100 - total flux cleaned = 0.00152144 Jy ! Component: 150 - total flux cleaned = 0.00176832 Jy ! Component: 200 - total flux cleaned = 0.0018599 Jy ! Total flux subtracted in 200 components = 0.0018599 Jy ! Clean residual min=-0.001043 max=0.000946 Jy/beam ! Clean residual mean=-0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0326306 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 0.0326306 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=0.036681Jy sigma=0.647311 ! Fit after self-cal, rms=0.036645Jy sigma=0.646971 ! 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=0.036645Jy sigma=0.646971 ! Fit after self-cal, rms=0.038029Jy sigma=0.646713 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.189 mas, bmaj=3.335 mas, bpa=-8.067 degrees ! Estimated noise=0.635512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000977877 Jy ! Component: 100 - total flux cleaned = 0.0014004 Jy ! Component: 150 - total flux cleaned = 0.00155106 Jy ! Component: 200 - total flux cleaned = 0.0016613 Jy ! Total flux subtracted in 200 components = 0.0016613 Jy ! Clean residual min=-0.001043 max=0.000880 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0342919 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 0.0342919 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=0.037979Jy sigma=0.645761 ! Fit after self-cal, rms=0.037999Jy sigma=0.645483 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 = 0.000569096 Jy ! Component: 100 - total flux cleaned = 0.000695179 Jy ! Component: 150 - total flux cleaned = 0.000678687 Jy ! Component: 200 - total flux cleaned = 0.000708436 Jy ! Total flux subtracted in 200 components = 0.000708436 Jy ! Clean residual min=-0.001025 max=0.000853 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0350004 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 0.0350004 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=0.037976Jy sigma=0.645132 ! Fit after self-cal, rms=0.037964Jy sigma=0.645078 ! 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=0.037964Jy sigma=0.645078 ! Fit after self-cal, rms=0.038636Jy sigma=0.645021 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.181 mas, bmaj=3.306 mas, bpa=-7.087 degrees ! Estimated noise=0.762733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000686919 Jy ! Component: 100 - total flux cleaned = 0.000899829 Jy ! Component: 150 - total flux cleaned = 0.000972773 Jy ! Component: 200 - total flux cleaned = 0.000930269 Jy ! Total flux subtracted in 200 components = 0.000930269 Jy ! Clean residual min=-0.001189 max=0.000896 Jy/beam ! Clean residual mean=-0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0359306 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.0359306 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=0.038608Jy sigma=0.644718 ! Fit after self-cal, rms=0.038610Jy sigma=0.644590 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 = 0.000186844 Jy ! Component: 100 - total flux cleaned = 0.000201396 Jy ! Component: 150 - total flux cleaned = 0.000213042 Jy ! Component: 200 - total flux cleaned = 0.000201337 Jy ! Total flux subtracted in 200 components = 0.000201337 Jy ! Clean residual min=-0.001144 max=0.000968 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.036132 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 143 components and 0.036132 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=0.038602Jy sigma=0.644470 ! Fit after self-cal, rms=0.038596Jy sigma=0.644445 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.179 mas, bmaj=3.351 mas, bpa=-8.064 degrees ! Estimated noise=0.643619 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.179 x 3.351 at -8.064 degrees (North through East) ! Clean map min=-0.00098763 max=0.023393 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=1.002 mas, bmaj=3.419 mas, bpa=-7.873 degrees ! Estimated noise=0.957065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178146 Jy ! Component: 100 - total flux cleaned = 0.0232832 Jy ! Component: 150 - total flux cleaned = 0.0269836 Jy ! Component: 200 - total flux cleaned = 0.0293396 Jy ! Total flux subtracted in 200 components = 0.0293396 Jy ! Clean residual min=-0.002510 max=0.002552 Jy/beam ! Clean residual mean=-0.000000 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.0293396 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0293396 Jy ! Inverting map and beam ! Estimated beam: bmin=1.179 mas, bmaj=3.351 mas, bpa=-8.064 degrees ! Estimated noise=0.643619 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) ! Added new window around map position (-5.6, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028253 Jy ! Component: 100 - total flux cleaned = 0.00456379 Jy ! Component: 150 - total flux cleaned = 0.00561398 Jy ! Component: 200 - total flux cleaned = 0.00605961 Jy ! Total flux subtracted in 200 components = 0.00605961 Jy ! Clean residual min=-0.001445 max=0.001179 Jy/beam ! Clean residual mean=-0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0353992 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.0353992 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.181 mas, bmaj=3.306 mas, bpa=-7.087 degrees ! Estimated noise=0.762733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000587435 Jy ! Component: 100 - total flux cleaned = 0.000826265 Jy ! Component: 150 - total flux cleaned = 0.000956801 Jy ! Component: 200 - total flux cleaned = 0.00102429 Jy ! Total flux subtracted in 200 components = 0.00102429 Jy ! Clean residual min=-0.001070 max=0.001008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0364235 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 = 6.03571e-05 Jy ! Component: 100 - total flux cleaned = 9.70406e-05 Jy ! Component: 150 - total flux cleaned = 9.72192e-05 Jy ! Component: 200 - total flux cleaned = 8.17929e-05 Jy ! Total flux subtracted in 200 components = 8.17929e-05 Jy ! Clean residual min=-0.001006 max=0.000973 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0365053 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 92 components and 0.0365053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.179 mas, bmaj=3.351 mas, bpa=-8.064 degrees ! Estimated noise=0.643619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000147758 Jy ! Component: 100 - total flux cleaned = -0.000149227 Jy ! Component: 150 - total flux cleaned = -0.000108114 Jy ! Component: 200 - total flux cleaned = -5.46414e-05 Jy ! Total flux subtracted in 200 components = -5.46414e-05 Jy ! Clean residual min=-0.000943 max=0.000876 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0364506 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 110 components and 0.0364506 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=0.038584Jy sigma=0.644774 ! Fit after self-cal, rms=0.038546Jy sigma=0.644558 wmodel J1753+275A_X_map.mod ! Writing 110 model components to file: J1753+275A_X_map.mod wobs J1753+275A_X_uvs.fits ! Writing UV FITS file: J1753+275A_X_uvs.fits wwins J1753+275A_X_map.win ! wwins: Wrote 4 windows to J1753+275A_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 = -0.000248286 Jy ! Component: 100 - total flux cleaned = -0.000384443 Jy ! Component: 150 - total flux cleaned = -0.000385427 Jy ! Component: 200 - total flux cleaned = -0.000333193 Jy ! Component: 250 - total flux cleaned = -0.00024458 Jy ! Component: 300 - total flux cleaned = -0.000183739 Jy ! Component: 350 - total flux cleaned = -0.000125022 Jy ! Component: 400 - total flux cleaned = -8.00923e-05 Jy ! Component: 450 - total flux cleaned = -2.57649e-05 Jy ! Component: 500 - total flux cleaned = 2.67709e-05 Jy ! Component: 550 - total flux cleaned = 8.81838e-05 Jy ! Component: 600 - total flux cleaned = 9.80274e-05 Jy ! Component: 650 - total flux cleaned = 0.000127479 Jy ! Component: 700 - total flux cleaned = 0.000117964 Jy ! Component: 750 - total flux cleaned = 0.000118093 Jy ! Component: 800 - total flux cleaned = 0.000108903 Jy ! Component: 850 - total flux cleaned = 0.000126907 Jy ! Component: 900 - total flux cleaned = 0.000126744 Jy ! Component: 950 - total flux cleaned = 0.000109252 Jy ! Component: 1000 - total flux cleaned = 0.000134955 Jy ! Component: 1050 - total flux cleaned = 0.000151817 Jy ! Component: 1100 - total flux cleaned = 0.000185161 Jy ! Component: 1150 - total flux cleaned = 0.000226234 Jy ! Component: 1200 - total flux cleaned = 0.000250615 Jy ! Component: 1250 - total flux cleaned = 0.000290815 Jy ! Component: 1300 - total flux cleaned = 0.000322538 Jy ! Component: 1350 - total flux cleaned = 0.000353894 Jy ! Component: 1400 - total flux cleaned = 0.000392711 Jy ! Component: 1450 - total flux cleaned = 0.000431011 Jy ! Component: 1500 - total flux cleaned = 0.000453825 Jy ! Component: 1550 - total flux cleaned = 0.000461324 Jy ! Component: 1600 - total flux cleaned = 0.000446416 Jy ! Component: 1650 - total flux cleaned = 0.000461296 Jy ! Component: 1700 - total flux cleaned = 0.000468616 Jy ! Component: 1750 - total flux cleaned = 0.000475784 Jy ! Component: 1800 - total flux cleaned = 0.000461288 Jy ! Component: 1850 - total flux cleaned = 0.000475622 Jy ! Component: 1900 - total flux cleaned = 0.000468472 Jy ! Component: 1950 - total flux cleaned = 0.000468478 Jy ! Component: 2000 - total flux cleaned = 0.000461462 Jy ! Component: 2050 - total flux cleaned = 0.000447384 Jy ! Component: 2100 - total flux cleaned = 0.000426299 Jy ! Component: 2150 - total flux cleaned = 0.000433293 Jy ! Component: 2200 - total flux cleaned = 0.00041228 Jy ! Component: 2250 - total flux cleaned = 0.000391313 Jy ! Component: 2300 - total flux cleaned = 0.000391322 Jy ! Component: 2350 - total flux cleaned = 0.000377388 Jy ! Component: 2400 - total flux cleaned = 0.000377334 Jy ! Component: 2450 - total flux cleaned = 0.000356409 Jy ! Component: 2500 - total flux cleaned = 0.000356366 Jy ! Component: 2550 - total flux cleaned = 0.000363289 Jy ! Component: 2600 - total flux cleaned = 0.00035631 Jy ! Component: 2650 - total flux cleaned = 0.000356269 Jy ! Component: 2700 - total flux cleaned = 0.000349286 Jy ! Component: 2750 - total flux cleaned = 0.000356298 Jy ! Component: 2800 - total flux cleaned = 0.000349264 Jy ! Component: 2850 - total flux cleaned = 0.000356327 Jy ! Component: 2900 - total flux cleaned = 0.000370438 Jy ! Component: 2950 - total flux cleaned = 0.000363389 Jy ! Component: 3000 - total flux cleaned = 0.000363405 Jy ! Component: 3050 - total flux cleaned = 0.000342051 Jy ! Component: 3100 - total flux cleaned = 0.000349152 Jy ! Component: 3150 - total flux cleaned = 0.000341977 Jy ! Component: 3200 - total flux cleaned = 0.000349179 Jy ! Component: 3250 - total flux cleaned = 0.000341909 Jy ! Component: 3300 - total flux cleaned = 0.000356408 Jy ! Component: 3350 - total flux cleaned = 0.000363673 Jy ! Component: 3400 - total flux cleaned = 0.000378293 Jy ! Component: 3450 - total flux cleaned = 0.000393023 Jy ! Component: 3500 - total flux cleaned = 0.000393041 Jy ! Component: 3550 - total flux cleaned = 0.000378234 Jy ! Component: 3600 - total flux cleaned = 0.000378227 Jy ! Component: 3650 - total flux cleaned = 0.000385662 Jy ! Component: 3700 - total flux cleaned = 0.000385728 Jy ! Component: 3750 - total flux cleaned = 0.000385736 Jy ! Component: 3800 - total flux cleaned = 0.000362841 Jy ! Component: 3850 - total flux cleaned = 0.000355132 Jy ! Component: 3900 - total flux cleaned = 0.000339632 Jy ! Component: 3950 - total flux cleaned = 0.000347383 Jy ! Component: 4000 - total flux cleaned = 0.000331758 Jy ! Component: 4050 - total flux cleaned = 0.000308136 Jy ! Total flux subtracted in 4096 components = 0.00028425 Jy ! Clean residual min=-0.000399 max=0.000454 Jy/beam ! Clean residual mean=0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0367349 Jy keep ! Adding 212 model components to the UV plane model. ! The established model now contains 322 components and 0.0367349 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1753+275A_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.179 x 3.351 at -8.064 degrees (North through East) ! Clean map min=-0.00077967 max=0.022848 Jy/beam ! Writing clean map to FITS file: .//J1753+275A_X_map.fits wmodel .//J1753+275A_X_map.mod ! Writing 322 model components to file: .//J1753+275A_X_map.mod wobs .//J1753+275A_X_uvs.fits ! Writing UV FITS file: .//J1753+275A_X_uvs.fits wwins .//J1753+275A_X_map.win ! wwins: Wrote 5 windows to .//J1753+275A_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0228478 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013731 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.80293 1.80293 3.60587 7.21174 14.4235 28.8469 57.6939 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 166.395 quit ! Quitting program ! Log file .//J1753+275A_X_dfm.log closed on Mon Jan 20 18:41:24 2020