! Started logfile: /vlbi/sb072/temp_maps//J2305+8242_C_dfm.log on Sat Jan 12 22:04:14 2019 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/sb072/temp_maps//J2305+8242_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2305+8242_C_uvm.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2305+8242 ! ! 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 85 lines of history. ! ! Reading 3456 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 J2305+8242_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 6 telescope corrections were flagged in sub-array 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=1.003583Jy sigma=45.169097 ! Fit after self-cal, rms=0.862159Jy sigma=38.368916 ! 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=1.529 mas, bmaj=2.575 mas, bpa=-62.99 degrees ! Estimated noise=0.52398 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 = 0.10423 Jy ! Component: 100 - total flux cleaned = 0.129015 Jy ! Total flux subtracted in 100 components = 0.129015 Jy ! Clean residual min=-0.003991 max=0.009274 Jy/beam ! Clean residual mean=0.000001 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.129015 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.129015 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=0.038539Jy sigma=1.103402 ! Fit after self-cal, rms=0.038532Jy sigma=1.102904 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00926976 Jy ! Component: 100 - total flux cleaned = 0.0130333 Jy ! Total flux subtracted in 100 components = 0.0130333 Jy ! Clean residual min=-0.002218 max=0.003071 Jy/beam ! Clean residual mean=0.000001 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.142049 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.142049 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=0.035981Jy sigma=0.888489 ! Fit after self-cal, rms=0.035981Jy sigma=0.888424 ! 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=2.141 mas, bmaj=3.153 mas, bpa=-64.37 degrees ! Estimated noise=0.326053 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 = 0.00234835 Jy ! Component: 100 - total flux cleaned = 0.00345398 Jy ! Component: 150 - total flux cleaned = 0.0037382 Jy ! Component: 200 - total flux cleaned = 0.0038144 Jy ! Total flux subtracted in 200 components = 0.0038144 Jy ! Clean residual min=-0.001832 max=0.002276 Jy/beam ! Clean residual mean=0.000006 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.145863 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.145863 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=0.035790Jy sigma=0.874416 ! Fit after self-cal, rms=0.035790Jy sigma=0.874284 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.141 x 3.153 at -64.37 degrees (North through East) ! Clean map min=-0.0017925 max=0.13753 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.00 KP 0.95 ! LA 0.99 NL 1.00 OV 0.97 PT 1.02 ! SC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.97 HN 0.97 KP 0.99 ! LA 1.09 MK 0.95 OV 0.99 PT 0.99 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.01 KP 1.01 ! LA 0.99 NL 0.95 OV 1.00 PT 1.01 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.98 HN 0.96 KP 0.97 ! LA 1.09 MK 0.97 OV 0.97 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.97 KP 1.02 ! LA 0.98 NL 0.99 OV 1.02 PT 1.00 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.93 HN 1.01 KP 1.02 ! LA 1.08 MK 0.99 OV 0.99 PT 0.98 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.96 KP 1.00 ! LA 1.00 NL 1.02 OV 0.99 PT 1.03 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 0.97 HN 0.90 KP 0.97 ! LA 1.16 MK 0.94 OV 0.99 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.98 KP 1.03 ! LA 1.00 NL 0.99 OV 0.99 PT 1.00 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.95 HN 0.95 KP 1.02 ! LA 1.05 MK 0.95 OV 0.99 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.01 KP 1.00 ! LA 0.95 NL 0.98 OV 0.98 PT 1.02 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.97 HN 0.95 KP 0.99 ! LA 1.10 MK 0.93 OV 0.99 PT 1.00 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.99 KP 1.00 ! LA 1.00 NL 1.02 OV 0.99 PT 1.00 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.93 HN 0.97 KP 0.97 ! LA 1.07 MK 0.96 OV 1.00 PT 0.94 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.98 KP 1.01 ! LA 1.00 NL 1.01 OV 0.97 PT 1.01 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.97 HN 0.99 KP 1.00 ! LA 1.08 MK 0.93 OV 0.98 PT 0.96 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.035790Jy sigma=0.874284 ! Fit after self-cal, rms=0.034739Jy sigma=0.811759 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=3.149 mas, bpa=-64.12 degrees ! Estimated noise=0.325568 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 = 0.000498642 Jy ! Component: 100 - total flux cleaned = 0.000519971 Jy ! Component: 150 - total flux cleaned = 0.000502341 Jy ! Component: 200 - total flux cleaned = 0.000502055 Jy ! Total flux subtracted in 200 components = 0.000502055 Jy ! Clean residual min=-0.001116 max=0.001077 Jy/beam ! Clean residual mean=0.000011 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.146365 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.146365 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=0.034717Jy sigma=0.810505 ! Fit after self-cal, rms=0.034713Jy sigma=0.810346 ! 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=0.034713Jy sigma=0.810346 ! Fit after self-cal, rms=0.034679Jy sigma=0.810064 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=3.145 mas, bpa=-64.22 degrees ! Estimated noise=0.326232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471193 Jy ! Component: 100 - total flux cleaned = 0.000471739 Jy ! Component: 150 - total flux cleaned = 0.000459006 Jy ! Component: 200 - total flux cleaned = 0.000458811 Jy ! Total flux subtracted in 200 components = 0.000458811 Jy ! Clean residual min=-0.001147 max=0.001065 Jy/beam ! Clean residual mean=0.000011 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.146824 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 0.146824 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=0.034664Jy sigma=0.809400 ! Fit after self-cal, rms=0.034663Jy sigma=0.809349 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 = 1.51182e-05 Jy ! Component: 100 - total flux cleaned = -5.48359e-06 Jy ! Component: 150 - total flux cleaned = -1.49918e-05 Jy ! Component: 200 - total flux cleaned = -2.39146e-05 Jy ! Total flux subtracted in 200 components = -2.39146e-05 Jy ! Clean residual min=-0.001155 max=0.001057 Jy/beam ! Clean residual mean=0.000011 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.1468 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.1468 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=0.034659Jy sigma=0.809030 ! Fit after self-cal, rms=0.034659Jy sigma=0.809009 ! 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=0.034659Jy sigma=0.809009 ! Fit after self-cal, rms=0.034749Jy sigma=0.803609 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.12 mas, bmaj=3.142 mas, bpa=-64.26 degrees ! Estimated noise=0.327164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000530145 Jy ! Component: 100 - total flux cleaned = 0.000660666 Jy ! Component: 150 - total flux cleaned = 0.000660502 Jy ! Component: 200 - total flux cleaned = 0.000660518 Jy ! Total flux subtracted in 200 components = 0.000660518 Jy ! Clean residual min=-0.001193 max=0.001072 Jy/beam ! Clean residual mean=0.000011 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.147461 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.147461 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=0.034733Jy sigma=0.803433 ! Fit after self-cal, rms=0.034733Jy sigma=0.803406 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 = 9.24786e-06 Jy ! Component: 100 - total flux cleaned = 2.75878e-06 Jy ! Component: 150 - total flux cleaned = 2.51618e-06 Jy ! Component: 200 - total flux cleaned = 2.08349e-06 Jy ! Total flux subtracted in 200 components = 2.08349e-06 Jy ! Clean residual min=-0.001198 max=0.001072 Jy/beam ! Clean residual mean=0.000011 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.147463 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.147463 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=0.034731Jy sigma=0.803294 ! Fit after self-cal, rms=0.034731Jy sigma=0.803286 ! 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=0.034731Jy sigma=0.803286 ! Fit after self-cal, rms=0.034564Jy sigma=0.797883 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.54 mas, bmaj=5.207 mas, bpa=64.72 degrees ! Estimated noise=0.371833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000443596 Jy ! Component: 100 - total flux cleaned = 0.000596296 Jy ! Component: 150 - total flux cleaned = 0.000615948 Jy ! Component: 200 - total flux cleaned = 0.000620772 Jy ! Total flux subtracted in 200 components = 0.000620772 Jy ! Clean residual min=-0.001189 max=0.001200 Jy/beam ! Clean residual mean=0.000020 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.148083 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 40 components and 0.148083 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=0.034554Jy sigma=0.797986 ! Fit after self-cal, rms=0.034553Jy sigma=0.797926 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 = 2.72275e-05 Jy ! Component: 100 - total flux cleaned = 2.36919e-05 Jy ! Component: 150 - total flux cleaned = 2.10689e-05 Jy ! Component: 200 - total flux cleaned = 1.92142e-05 Jy ! Total flux subtracted in 200 components = 1.92142e-05 Jy ! Clean residual min=-0.001192 max=0.001198 Jy/beam ! Clean residual mean=0.000020 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.148103 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 42 components and 0.148103 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=0.034552Jy sigma=0.797953 ! Fit after self-cal, rms=0.034552Jy sigma=0.797934 ! 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=2.116 mas, bmaj=3.14 mas, bpa=-64.25 degrees ! Estimated noise=0.32784 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.116 x 3.14 at -64.25 degrees (North through East) ! Clean map min=-0.001174 max=0.13846 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=1.512 mas, bmaj=2.571 mas, bpa=-62.81 degrees ! Estimated noise=0.522948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104021 Jy ! Component: 100 - total flux cleaned = 0.129359 Jy ! Component: 150 - total flux cleaned = 0.139079 Jy ! Component: 200 - total flux cleaned = 0.143091 Jy ! Total flux subtracted in 200 components = 0.143091 Jy ! Clean residual min=-0.001680 max=0.001826 Jy/beam ! Clean residual mean=0.000002 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.143091 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.143091 Jy ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=3.14 mas, bpa=-64.25 degrees ! Estimated noise=0.32784 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 = 0.00293426 Jy ! Component: 100 - total flux cleaned = 0.0042455 Jy ! Component: 150 - total flux cleaned = 0.00473324 Jy ! Component: 200 - total flux cleaned = 0.00480938 Jy ! Total flux subtracted in 200 components = 0.00480938 Jy ! Clean residual min=-0.001205 max=0.001052 Jy/beam ! Clean residual mean=0.000011 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.147901 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.147901 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=4.54 mas, bmaj=5.207 mas, bpa=64.72 degrees ! Estimated noise=0.371833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244369 Jy ! Component: 100 - total flux cleaned = 0.000252554 Jy ! Component: 150 - total flux cleaned = 0.000265113 Jy ! Component: 200 - total flux cleaned = 0.000269946 Jy ! Total flux subtracted in 200 components = 0.000269946 Jy ! Clean residual min=-0.001192 max=0.001196 Jy/beam ! Clean residual mean=0.000020 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.148171 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 = -7.89399e-06 Jy ! Component: 100 - total flux cleaned = -1.45498e-05 Jy ! Component: 150 - total flux cleaned = -1.74502e-05 Jy ! Component: 200 - total flux cleaned = -2.26753e-05 Jy ! Total flux subtracted in 200 components = -2.26753e-05 Jy ! Clean residual min=-0.001192 max=0.001198 Jy/beam ! Clean residual mean=0.000020 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.148148 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.148148 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=3.14 mas, bpa=-64.25 degrees ! Estimated noise=0.32784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.34342e-05 Jy ! Component: 100 - total flux cleaned = 2.0486e-06 Jy ! Component: 150 - total flux cleaned = -1.64623e-05 Jy ! Component: 200 - total flux cleaned = -2.18584e-05 Jy ! Total flux subtracted in 200 components = -2.18584e-05 Jy ! Clean residual min=-0.001222 max=0.001055 Jy/beam ! Clean residual mean=0.000011 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.148126 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.148126 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=0.034547Jy sigma=0.797783 ! Fit after self-cal, rms=0.034547Jy sigma=0.797747 wmodel J2305+8242_C_map.mod ! Writing 34 model components to file: J2305+8242_C_map.mod wobs J2305+8242_C_uvs.fits ! Writing UV FITS file: J2305+8242_C_uvs.fits wwins J2305+8242_C_map.win ! wwins: Wrote 1 windows to J2305+8242_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 = -0.000221556 Jy ! Component: 100 - total flux cleaned = -7.12777e-05 Jy ! Component: 150 - total flux cleaned = 3.57189e-05 Jy ! Component: 200 - total flux cleaned = 0.00015632 Jy ! Component: 250 - total flux cleaned = 0.000223327 Jy ! Component: 300 - total flux cleaned = 0.000353268 Jy ! Component: 350 - total flux cleaned = 0.000463748 Jy ! Component: 400 - total flux cleaned = 0.00057128 Jy ! Component: 450 - total flux cleaned = 0.000631545 Jy ! Component: 500 - total flux cleaned = 0.000720029 Jy ! Component: 550 - total flux cleaned = 0.000705558 Jy ! Component: 600 - total flux cleaned = 0.000648894 Jy ! Component: 650 - total flux cleaned = 0.000593002 Jy ! Component: 700 - total flux cleaned = 0.000565402 Jy ! Component: 750 - total flux cleaned = 0.000524685 Jy ! Component: 800 - total flux cleaned = 0.000498041 Jy ! Component: 850 - total flux cleaned = 0.000458631 Jy ! Component: 900 - total flux cleaned = 0.000419741 Jy ! Component: 950 - total flux cleaned = 0.00035574 Jy ! Component: 1000 - total flux cleaned = 0.00029256 Jy ! Component: 1050 - total flux cleaned = 0.000267495 Jy ! Component: 1100 - total flux cleaned = 0.000193075 Jy ! Component: 1150 - total flux cleaned = 0.000193254 Jy ! Component: 1200 - total flux cleaned = 0.000181166 Jy ! Component: 1250 - total flux cleaned = 0.000181156 Jy ! Component: 1300 - total flux cleaned = 0.000169335 Jy ! Component: 1350 - total flux cleaned = 0.000216605 Jy ! Component: 1400 - total flux cleaned = 0.0002397 Jy ! Component: 1450 - total flux cleaned = 0.00022805 Jy ! Component: 1500 - total flux cleaned = 0.000239365 Jy ! Component: 1550 - total flux cleaned = 0.000182947 Jy ! Component: 1600 - total flux cleaned = 0.000261519 Jy ! Component: 1650 - total flux cleaned = 0.000283809 Jy ! Component: 1700 - total flux cleaned = 0.000316871 Jy ! Component: 1750 - total flux cleaned = 0.00029492 Jy ! Component: 1800 - total flux cleaned = 0.000360042 Jy ! Component: 1850 - total flux cleaned = 0.000360057 Jy ! Component: 1900 - total flux cleaned = 0.000370754 Jy ! Component: 1950 - total flux cleaned = 0.00039204 Jy ! Component: 2000 - total flux cleaned = 0.000413149 Jy ! Component: 2050 - total flux cleaned = 0.000413164 Jy ! Component: 2100 - total flux cleaned = 0.000465054 Jy ! Component: 2150 - total flux cleaned = 0.000454907 Jy ! Component: 2200 - total flux cleaned = 0.000475412 Jy ! Component: 2250 - total flux cleaned = 0.000485653 Jy ! Component: 2300 - total flux cleaned = 0.000465571 Jy ! Component: 2350 - total flux cleaned = 0.000506003 Jy ! Component: 2400 - total flux cleaned = 0.000516002 Jy ! Component: 2450 - total flux cleaned = 0.000516016 Jy ! Component: 2500 - total flux cleaned = 0.000535888 Jy ! Component: 2550 - total flux cleaned = 0.000594904 Jy ! Component: 2600 - total flux cleaned = 0.000594823 Jy ! Component: 2650 - total flux cleaned = 0.000614239 Jy ! Component: 2700 - total flux cleaned = 0.000614282 Jy ! Component: 2750 - total flux cleaned = 0.000671923 Jy ! Component: 2800 - total flux cleaned = 0.000662392 Jy ! Component: 2850 - total flux cleaned = 0.000700475 Jy ! Component: 2900 - total flux cleaned = 0.000757333 Jy ! Component: 2950 - total flux cleaned = 0.000795069 Jy ! Component: 3000 - total flux cleaned = 0.000823115 Jy ! Component: 3050 - total flux cleaned = 0.000841702 Jy ! Component: 3100 - total flux cleaned = 0.000888176 Jy ! Component: 3150 - total flux cleaned = 0.000934437 Jy ! Component: 3200 - total flux cleaned = 0.000962057 Jy ! Component: 3250 - total flux cleaned = 0.000980362 Jy ! Component: 3300 - total flux cleaned = 0.000998541 Jy ! Component: 3350 - total flux cleaned = 0.00108023 Jy ! Component: 3400 - total flux cleaned = 0.00109825 Jy ! Component: 3450 - total flux cleaned = 0.00108922 Jy ! Component: 3500 - total flux cleaned = 0.00111613 Jy ! Component: 3550 - total flux cleaned = 0.00115183 Jy ! Component: 3600 - total flux cleaned = 0.00117843 Jy ! Component: 3650 - total flux cleaned = 0.00120493 Jy ! Component: 3700 - total flux cleaned = 0.00126651 Jy ! Component: 3750 - total flux cleaned = 0.00127526 Jy ! Component: 3800 - total flux cleaned = 0.00128403 Jy ! Component: 3850 - total flux cleaned = 0.00131876 Jy ! Component: 3900 - total flux cleaned = 0.00134471 Jy ! Component: 3950 - total flux cleaned = 0.00138774 Jy ! Component: 4000 - total flux cleaned = 0.0013963 Jy ! Component: 4050 - total flux cleaned = 0.00143902 Jy ! Total flux subtracted in 4096 components = 0.00143907 Jy ! Clean residual min=-0.000481 max=0.000617 Jy/beam ! Clean residual mean=0.000006 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.149565 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 348 components and 0.149565 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2305+8242_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.116 x 3.14 at -64.25 degrees (North through East) ! Clean map min=-0.00084182 max=0.13823 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2305+8242_C_map.fits wmodel /vlbi/sb072/temp_maps//J2305+8242_C_map.mod ! Writing 348 model components to file: /vlbi/sb072/temp_maps//J2305+8242_C_map.mod wobs /vlbi/sb072/temp_maps//J2305+8242_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2305+8242_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2305+8242_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J2305+8242_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.13823 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015464 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.335614 0.335614 0.671229 1.34246 2.68491 5.36983 10.7397 21.4793 42.9586 85.9173 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.138 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 893.883 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2305+8242_C_dfm.log closed on Sat Jan 12 22:04:18 2019