! Started logfile: /vlbi/sb072/temp_maps//J1728+0427_X_dfm.log on Thu Jan 31 09:43:11 2019 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//J1728+0427_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1728+0427_X_uvm.fits ! AN table 1: 3 integrations on 3 of 3 possible baselines. ! AN table 2: 12 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.714286 visibilities/baseline/integration-bin. ! Found source: J1728+0427 ! ! 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 85 lines of history. ! ! Reading 2520 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 J1728+0427_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 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.066723Jy sigma=43.128364 ! Fit after self-cal, rms=0.634258Jy sigma=25.450070 ! 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=0.7242 mas, bmaj=2.266 mas, bpa=-5.312 degrees ! Estimated noise=0.496278 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 = 0.275466 Jy ! Component: 100 - total flux cleaned = 0.337269 Jy ! Total flux subtracted in 100 components = 0.337269 Jy ! Clean residual min=-0.021799 max=0.039894 Jy/beam ! Clean residual mean=0.000010 rms=0.004004 Jy/beam ! Combined flux in latest and established models = 0.337269 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.337269 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=0.082623Jy sigma=3.319614 ! Fit after self-cal, rms=0.082560Jy sigma=3.318601 ! Inverting map ! Added new window around map position (1.2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0369382 Jy ! Component: 100 - total flux cleaned = 0.0575805 Jy ! Total flux subtracted in 100 components = 0.0575805 Jy ! Clean residual min=-0.016642 max=0.016360 Jy/beam ! Clean residual mean=0.000006 rms=0.002586 Jy/beam ! Combined flux in latest and established models = 0.39485 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.39485 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=0.056576Jy sigma=2.191721 ! Fit after self-cal, rms=0.054588Jy sigma=2.132597 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0168935 Jy ! Component: 100 - total flux cleaned = 0.0281624 Jy ! Total flux subtracted in 100 components = 0.0281624 Jy ! Clean residual min=-0.012117 max=0.011193 Jy/beam ! Clean residual mean=0.000003 rms=0.001946 Jy/beam ! Combined flux in latest and established models = 0.423012 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.423012 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=0.046243Jy sigma=1.759305 ! Fit after self-cal, rms=0.045324Jy sigma=1.729983 ! 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=0.8725 mas, bmaj=2.486 mas, bpa=-3.084 degrees ! Estimated noise=0.36042 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 = 0.0143037 Jy ! Component: 100 - total flux cleaned = 0.0223243 Jy ! Component: 150 - total flux cleaned = 0.0274467 Jy ! Component: 200 - total flux cleaned = 0.0309431 Jy ! Total flux subtracted in 200 components = 0.0309431 Jy ! Clean residual min=-0.008863 max=0.009076 Jy/beam ! Clean residual mean=-0.000003 rms=0.001929 Jy/beam ! Combined flux in latest and established models = 0.453955 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.453955 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=0.040572Jy sigma=1.521130 ! Fit after self-cal, rms=0.040143Jy sigma=1.503889 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8725 x 2.486 at -3.084 degrees (North through East) ! Clean map min=-0.008625 max=0.36013 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 0.96 KP 1.00 LA 1.03 ! MK 1.01 NL 1.03 OV 1.07 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 0.95 KP 1.00 LA 1.03 ! MK 1.00 NL 1.05 OV 1.06 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 0.93 KP 1.00 LA 1.03 ! MK 1.00 NL 1.04 OV 1.06 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 0.95 KP 0.99 LA 1.03 ! MK 1.01 NL 1.06 OV 1.06 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 0.95 KP 1.00 LA 1.02 ! MK 0.99 NL 1.04 OV 1.05 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 0.95 KP 0.99 LA 1.03 ! MK 1.00 NL 1.03 OV 1.06 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 0.94 KP 0.99 LA 1.02 ! MK 1.02 NL 1.03 OV 1.06 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.00* NL 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 HN 0.95 KP 0.99 LA 1.02 ! MK 1.01 NL 1.03 OV 1.06 PT 0.93 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.040143Jy sigma=1.503889 ! Fit after self-cal, rms=0.031903Jy sigma=1.171186 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8638 mas, bmaj=2.539 mas, bpa=-3.441 degrees ! Estimated noise=0.361046 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 (-0.4, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400197 Jy ! Component: 100 - total flux cleaned = 0.00399813 Jy ! Component: 150 - total flux cleaned = 0.00370799 Jy ! Component: 200 - total flux cleaned = 0.00345338 Jy ! Total flux subtracted in 200 components = 0.00345338 Jy ! Clean residual min=-0.003318 max=0.003712 Jy/beam ! Clean residual mean=-0.000000 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.457408 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 0.457408 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=0.030906Jy sigma=1.130151 ! Fit after self-cal, rms=0.030866Jy sigma=1.129002 ! 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=0.030866Jy sigma=1.129002 ! Fit after self-cal, rms=0.030739Jy sigma=1.128221 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8635 mas, bmaj=2.536 mas, bpa=-3.417 degrees ! Estimated noise=0.36052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000961675 Jy ! Component: 100 - total flux cleaned = 0.00103274 Jy ! Component: 150 - total flux cleaned = 0.000905264 Jy ! Component: 200 - total flux cleaned = 0.000730904 Jy ! Total flux subtracted in 200 components = 0.000730904 Jy ! Clean residual min=-0.002966 max=0.003414 Jy/beam ! Clean residual mean=-0.000000 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.458139 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.458139 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=0.030456Jy sigma=1.117329 ! Fit after self-cal, rms=0.030443Jy sigma=1.116957 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 (38.6, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231412 Jy ! Component: 100 - total flux cleaned = 0.00212098 Jy ! Component: 150 - total flux cleaned = 0.00195096 Jy ! Component: 200 - total flux cleaned = 0.00180118 Jy ! Total flux subtracted in 200 components = 0.00180118 Jy ! Clean residual min=-0.002779 max=0.003010 Jy/beam ! Clean residual mean=-0.000000 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.45994 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.459941 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=0.030080Jy sigma=1.102943 ! Fit after self-cal, rms=0.030039Jy sigma=1.101580 ! Inverting map ! Added new window around map position (-2.6, 11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254004 Jy ! Component: 100 - total flux cleaned = 0.00328929 Jy ! Component: 150 - total flux cleaned = 0.00399259 Jy ! Component: 200 - total flux cleaned = 0.00417308 Jy ! Total flux subtracted in 200 components = 0.00417308 Jy ! Clean residual min=-0.002371 max=0.002981 Jy/beam ! Clean residual mean=0.000001 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.464114 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 0.464114 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=0.029729Jy sigma=1.087963 ! Fit after self-cal, rms=0.029721Jy sigma=1.087696 ! Inverting map ! Added new window around map position (-10.6, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209486 Jy ! Component: 100 - total flux cleaned = 0.00276013 Jy ! Component: 150 - total flux cleaned = 0.00299702 Jy ! Component: 200 - total flux cleaned = 0.0030802 Jy ! Total flux subtracted in 200 components = 0.0030802 Jy ! Clean residual min=-0.002159 max=0.002354 Jy/beam ! Clean residual mean=0.000001 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.467194 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 114 components and 0.467194 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=0.029447Jy sigma=1.077171 ! Fit after self-cal, rms=0.029436Jy sigma=1.076871 ! 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=0.029436Jy sigma=1.076871 ! Fit after self-cal, rms=0.028784Jy sigma=1.044996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8632 mas, bmaj=2.537 mas, bpa=-3.447 degrees ! Estimated noise=0.360182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000483934 Jy ! Component: 100 - total flux cleaned = 0.000604377 Jy ! Component: 150 - total flux cleaned = 0.000745058 Jy ! Component: 200 - total flux cleaned = 0.000745177 Jy ! Total flux subtracted in 200 components = 0.000745177 Jy ! Clean residual min=-0.002014 max=0.002490 Jy/beam ! Clean residual mean=0.000001 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.467939 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 131 components and 0.467939 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=0.028693Jy sigma=1.041438 ! Fit after self-cal, rms=0.028691Jy sigma=1.041319 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 (2.4, -9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129242 Jy ! Component: 100 - total flux cleaned = 0.0016598 Jy ! Component: 150 - total flux cleaned = 0.00194006 Jy ! Component: 200 - total flux cleaned = 0.00225208 Jy ! Total flux subtracted in 200 components = 0.00225208 Jy ! Clean residual min=-0.001677 max=0.002219 Jy/beam ! Clean residual mean=0.000001 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.470191 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 145 components and 0.470191 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=0.028454Jy sigma=1.032463 ! Fit after self-cal, rms=0.028455Jy sigma=1.032334 ! Inverting map ! Added new window around map position (-2.8, 27.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162997 Jy ! Component: 100 - total flux cleaned = 0.00185642 Jy ! Component: 150 - total flux cleaned = 0.00212319 Jy ! Component: 200 - total flux cleaned = 0.00230512 Jy ! Total flux subtracted in 200 components = 0.00230512 Jy ! Clean residual min=-0.001450 max=0.001728 Jy/beam ! Clean residual mean=0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.472496 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 153 components and 0.472496 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=0.028326Jy sigma=1.025742 ! Fit after self-cal, rms=0.028321Jy sigma=1.025610 ! Inverting map ! Added new window around map position (44, -49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145625 Jy ! Component: 100 - total flux cleaned = 0.002152 Jy ! Component: 150 - total flux cleaned = 0.00244587 Jy ! Component: 200 - total flux cleaned = 0.00252851 Jy ! Total flux subtracted in 200 components = 0.00252851 Jy ! Clean residual min=-0.001347 max=0.001400 Jy/beam ! Clean residual mean=0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.475025 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 182 components and 0.475025 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=0.028222Jy sigma=1.021167 ! Fit after self-cal, rms=0.028219Jy sigma=1.021098 ! 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=0.028219Jy sigma=1.021098 ! Fit after self-cal, rms=0.028193Jy sigma=1.020504 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.088 mas, bmaj=4.37 mas, bpa=-7.848 degrees ! Estimated noise=0.45963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000279537 Jy ! Component: 100 - total flux cleaned = 0.000343641 Jy ! Component: 150 - total flux cleaned = 0.000344304 Jy ! Component: 200 - total flux cleaned = 0.0003908 Jy ! Total flux subtracted in 200 components = 0.0003908 Jy ! Clean residual min=-0.001612 max=0.001614 Jy/beam ! Clean residual mean=0.000002 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.475416 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 207 components and 0.475416 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=0.028169Jy sigma=1.019037 ! Fit after self-cal, rms=0.028167Jy sigma=1.018983 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 = -0.000221979 Jy ! Component: 100 - total flux cleaned = -0.00026347 Jy ! Component: 150 - total flux cleaned = -0.000243351 Jy ! Component: 200 - total flux cleaned = -0.00024305 Jy ! Total flux subtracted in 200 components = -0.00024305 Jy ! Clean residual min=-0.001561 max=0.001560 Jy/beam ! Clean residual mean=0.000002 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.475173 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 217 components and 0.475173 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=0.028154Jy sigma=1.018356 ! Fit after self-cal, rms=0.028154Jy sigma=1.018322 ! 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=0.8632 mas, bmaj=2.538 mas, bpa=-3.462 degrees ! Estimated noise=0.359817 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8632 x 2.538 at -3.462 degrees (North through East) ! Clean map min=-0.0017953 max=0.35839 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=0.7155 mas, bmaj=2.315 mas, bpa=-5.651 degrees ! Estimated noise=0.497126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.274215 Jy ! Component: 100 - total flux cleaned = 0.342628 Jy ! Component: 150 - total flux cleaned = 0.378777 Jy ! Component: 200 - total flux cleaned = 0.401625 Jy ! Total flux subtracted in 200 components = 0.401625 Jy ! Clean residual min=-0.006628 max=0.012088 Jy/beam ! Clean residual mean=0.000003 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 0.401625 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.401625 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8632 mas, bmaj=2.538 mas, bpa=-3.462 degrees ! Estimated noise=0.359817 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 = 0.0209159 Jy ! Component: 100 - total flux cleaned = 0.0321964 Jy ! Component: 150 - total flux cleaned = 0.0392375 Jy ! Component: 200 - total flux cleaned = 0.0441027 Jy ! Total flux subtracted in 200 components = 0.0441027 Jy ! Clean residual min=-0.002768 max=0.003925 Jy/beam ! Clean residual mean=-0.000002 rms=0.000785 Jy/beam ! Combined flux in latest and established models = 0.445728 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.445728 Jy ! Inverting map ! Added new window around map position (-6.6, 9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402666 Jy ! Component: 100 - total flux cleaned = 0.00699646 Jy ! Component: 150 - total flux cleaned = 0.0092243 Jy ! Component: 200 - total flux cleaned = 0.0109058 Jy ! Total flux subtracted in 200 components = 0.0109058 Jy ! Clean residual min=-0.002316 max=0.002294 Jy/beam ! Clean residual mean=-0.000001 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.456634 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 62 components and 0.456634 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=2.088 mas, bmaj=4.37 mas, bpa=-7.848 degrees ! Estimated noise=0.45963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264886 Jy ! Component: 100 - total flux cleaned = 0.00441215 Jy ! Component: 150 - total flux cleaned = 0.00528618 Jy ! Component: 200 - total flux cleaned = 0.00594546 Jy ! Total flux subtracted in 200 components = 0.00594546 Jy ! Clean residual min=-0.002258 max=0.001843 Jy/beam ! Clean residual mean=-0.000000 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.462579 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00059403 Jy ! Component: 100 - total flux cleaned = 0.00109216 Jy ! Component: 150 - total flux cleaned = 0.00155154 Jy ! Component: 200 - total flux cleaned = 0.00201345 Jy ! Total flux subtracted in 200 components = 0.00201345 Jy ! Clean residual min=-0.001961 max=0.001752 Jy/beam ! Clean residual mean=0.000000 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.464593 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 90 components and 0.464593 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8632 mas, bmaj=2.538 mas, bpa=-3.462 degrees ! Estimated noise=0.359817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432862 Jy ! Component: 100 - total flux cleaned = 0.000878468 Jy ! Component: 150 - total flux cleaned = 0.00137544 Jy ! Component: 200 - total flux cleaned = 0.00169576 Jy ! Total flux subtracted in 200 components = 0.00169576 Jy ! Clean residual min=-0.001728 max=0.001531 Jy/beam ! Clean residual mean=0.000000 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.466289 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 120 components and 0.466289 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=0.028484Jy sigma=1.032333 ! Fit after self-cal, rms=0.028386Jy sigma=1.028887 wmodel J1728+0427_X_map.mod ! Writing 120 model components to file: J1728+0427_X_map.mod wobs J1728+0427_X_uvs.fits ! Writing UV FITS file: J1728+0427_X_uvs.fits wwins J1728+0427_X_map.win ! wwins: Wrote 10 windows to J1728+0427_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 = -0.000402861 Jy ! Component: 100 - total flux cleaned = -0.000458266 Jy ! Component: 150 - total flux cleaned = -0.000457728 Jy ! Component: 200 - total flux cleaned = -0.000506675 Jy ! Component: 250 - total flux cleaned = -0.000624735 Jy ! Component: 300 - total flux cleaned = -0.00078498 Jy ! Component: 350 - total flux cleaned = -0.000940434 Jy ! Component: 400 - total flux cleaned = -0.00109211 Jy ! Component: 450 - total flux cleaned = -0.00119747 Jy ! Component: 500 - total flux cleaned = -0.00132139 Jy ! Component: 550 - total flux cleaned = -0.0014421 Jy ! Component: 600 - total flux cleaned = -0.0014622 Jy ! Component: 650 - total flux cleaned = -0.00153986 Jy ! Component: 700 - total flux cleaned = -0.00153998 Jy ! Component: 750 - total flux cleaned = -0.0016526 Jy ! Component: 800 - total flux cleaned = -0.00168945 Jy ! Component: 850 - total flux cleaned = -0.00170804 Jy ! Component: 900 - total flux cleaned = -0.00183249 Jy ! Component: 950 - total flux cleaned = -0.0018328 Jy ! Component: 1000 - total flux cleaned = -0.0018672 Jy ! Component: 1050 - total flux cleaned = -0.00188374 Jy ! Component: 1100 - total flux cleaned = -0.00185034 Jy ! Component: 1150 - total flux cleaned = -0.00181778 Jy ! Component: 1200 - total flux cleaned = -0.00178529 Jy ! Component: 1250 - total flux cleaned = -0.00176913 Jy ! Component: 1300 - total flux cleaned = -0.00175368 Jy ! Component: 1350 - total flux cleaned = -0.00178446 Jy ! Component: 1400 - total flux cleaned = -0.00175388 Jy ! Component: 1450 - total flux cleaned = -0.00176907 Jy ! Component: 1500 - total flux cleaned = -0.00175423 Jy ! Component: 1550 - total flux cleaned = -0.0017838 Jy ! Component: 1600 - total flux cleaned = -0.00171146 Jy ! Component: 1650 - total flux cleaned = -0.00174022 Jy ! Component: 1700 - total flux cleaned = -0.00169753 Jy ! Component: 1750 - total flux cleaned = -0.00164113 Jy ! Component: 1800 - total flux cleaned = -0.00158584 Jy ! Component: 1850 - total flux cleaned = -0.00159973 Jy ! Component: 1900 - total flux cleaned = -0.00161332 Jy ! Component: 1950 - total flux cleaned = -0.00163979 Jy ! Component: 2000 - total flux cleaned = -0.00158649 Jy ! Component: 2050 - total flux cleaned = -0.00157325 Jy ! Component: 2100 - total flux cleaned = -0.00157321 Jy ! Component: 2150 - total flux cleaned = -0.00154728 Jy ! Component: 2200 - total flux cleaned = -0.00153456 Jy ! Component: 2250 - total flux cleaned = -0.00154698 Jy ! Component: 2300 - total flux cleaned = -0.00152173 Jy ! Component: 2350 - total flux cleaned = -0.00153402 Jy ! Component: 2400 - total flux cleaned = -0.0015834 Jy ! Component: 2450 - total flux cleaned = -0.00157108 Jy ! Component: 2500 - total flux cleaned = -0.00161956 Jy ! Component: 2550 - total flux cleaned = -0.0016315 Jy ! Component: 2600 - total flux cleaned = -0.00161948 Jy ! Component: 2650 - total flux cleaned = -0.00163118 Jy ! Component: 2700 - total flux cleaned = -0.00167787 Jy ! Component: 2750 - total flux cleaned = -0.0016894 Jy ! Component: 2800 - total flux cleaned = -0.00172386 Jy ! Component: 2850 - total flux cleaned = -0.00176952 Jy ! Component: 2900 - total flux cleaned = -0.00181464 Jy ! Component: 2950 - total flux cleaned = -0.00179201 Jy ! Component: 3000 - total flux cleaned = -0.00178094 Jy ! Component: 3050 - total flux cleaned = -0.00183614 Jy ! Component: 3100 - total flux cleaned = -0.00189076 Jy ! Component: 3150 - total flux cleaned = -0.00189062 Jy ! Component: 3200 - total flux cleaned = -0.00189054 Jy ! Component: 3250 - total flux cleaned = -0.00191193 Jy ! Component: 3300 - total flux cleaned = -0.00194391 Jy ! Component: 3350 - total flux cleaned = -0.00197561 Jy ! Component: 3400 - total flux cleaned = -0.00199653 Jy ! Component: 3450 - total flux cleaned = -0.0019862 Jy ! Component: 3500 - total flux cleaned = -0.00202738 Jy ! Component: 3550 - total flux cleaned = -0.00203768 Jy ! Component: 3600 - total flux cleaned = -0.00207831 Jy ! Component: 3650 - total flux cleaned = -0.0021287 Jy ! Component: 3700 - total flux cleaned = -0.00207852 Jy ! Component: 3750 - total flux cleaned = -0.00212839 Jy ! Component: 3800 - total flux cleaned = -0.00211852 Jy ! Component: 3850 - total flux cleaned = -0.0021479 Jy ! Component: 3900 - total flux cleaned = -0.0021381 Jy ! Component: 3950 - total flux cleaned = -0.00216712 Jy ! Component: 4000 - total flux cleaned = -0.00217677 Jy ! Component: 4050 - total flux cleaned = -0.00216733 Jy ! Total flux subtracted in 4096 components = -0.00218633 Jy ! Clean residual min=-0.000617 max=0.000660 Jy/beam ! Clean residual mean=0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.464102 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 426 components and 0.464102 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1728+0427_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8632 x 2.538 at -3.462 degrees (North through East) ! Clean map min=-0.0013602 max=0.35838 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1728+0427_X_map.fits wmodel /vlbi/sb072/temp_maps//J1728+0427_X_map.mod ! Writing 426 model components to file: /vlbi/sb072/temp_maps//J1728+0427_X_map.mod wobs /vlbi/sb072/temp_maps//J1728+0427_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1728+0427_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1728+0427_X_map.win ! wwins: Wrote 11 windows to /vlbi/sb072/temp_maps//J1728+0427_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.358381 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000166875 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.139691 0.139691 0.279382 0.558764 1.11753 2.23506 4.47011 8.94022 17.8804 35.7609 71.5218 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.358 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2147.6 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1728+0427_X_dfm.log closed on Thu Jan 31 09:43:16 2019