! Started logfile: /vlbi/uf001/uvm//J2253+1942_X_b_dfm.log on Sun Jan 13 22:41:48 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uvm//J2253+1942_X_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2253+1942_X_b_uvm.fits ! AN table 1: 7 integrations on 21 of 21 possible baselines. ! AN table 2: 14 integrations on 36 of 36 possible baselines. ! AN table 3: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.728249 visibilities/baseline/integration-bin. ! Found source: J2253+1942 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 8136 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J2253+1942_X_b] 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 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 68 telescope corrections were flagged in sub-array 2. ! A total of 29 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.026904Jy sigma=22.276572 ! Fit after self-cal, rms=0.774824Jy sigma=16.848015 ! 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=0.9474 mas, bmaj=2.684 mas, bpa=-13.18 degrees ! Estimated noise=0.663392 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 = 0.170761 Jy ! Component: 100 - total flux cleaned = 0.209594 Jy ! Total flux subtracted in 100 components = 0.209594 Jy ! Clean residual min=-0.008725 max=0.014242 Jy/beam ! Clean residual mean=0.000020 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 0.209594 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.209594 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.070862Jy sigma=1.450040 ! Fit after self-cal, rms=0.070855Jy sigma=1.449836 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0168355 Jy ! Component: 100 - total flux cleaned = 0.0275532 Jy ! Total flux subtracted in 100 components = 0.0275532 Jy ! Clean residual min=-0.006691 max=0.008941 Jy/beam ! Clean residual mean=0.000016 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 0.237147 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.237147 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064809Jy sigma=1.325403 ! Fit after self-cal, rms=0.064784Jy sigma=1.324830 ! 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=1.265 mas, bmaj=2.785 mas, bpa=-14.54 degrees ! Estimated noise=0.456362 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 (-1.2, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126955 Jy ! Component: 100 - total flux cleaned = 0.0211904 Jy ! Component: 150 - total flux cleaned = 0.0273571 Jy ! Component: 200 - total flux cleaned = 0.0320861 Jy ! Total flux subtracted in 200 components = 0.0320861 Jy ! Clean residual min=-0.005584 max=0.007450 Jy/beam ! Clean residual mean=0.000021 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 0.269233 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 57 components and 0.269233 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061489Jy sigma=1.256293 ! Fit after self-cal, rms=0.061377Jy sigma=1.254213 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.265 x 2.785 at -14.54 degrees (North through East) ! Clean map min=-0.0055068 max=0.22549 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.94 KP 1.02 LA 0.96 ! NL 1.05 OV 0.94 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.06 HN 0.94 KP 1.09 ! LA 0.90 MK 1.07 NL 1.15 OV 0.96 ! PT 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 HN 0.94 KP 1.04 ! LA 0.98 MK 0.99 NL 1.11 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.96 KP 1.06 LA 1.03 ! NL 1.03 OV 0.91 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.03 HN 1.00 KP 1.13 ! LA 0.88 MK 1.02 NL 1.17 OV 0.95 ! PT 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 HN 0.93 KP 0.98 ! LA 1.00 MK 1.06 NL 1.05 PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 1.01 LA 0.96 ! NL 1.09 OV 0.89 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 HN 0.94 KP 1.09 ! LA 0.88 MK 1.04 NL 1.15 OV 0.97 ! PT 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.96 HN 0.92 KP 1.01 ! LA 1.04 MK 1.07 NL 1.11 PT 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.01 LA 0.92 ! NL 1.02 OV 0.93 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.08 HN 0.98 KP 1.08 ! LA 0.94 MK 1.06 NL 1.19 OV 0.95 ! PT 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 HN 0.93 KP 1.00 ! LA 1.03 MK 1.01 NL 1.07 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.03 KP 1.01 LA 1.00 ! NL 1.04 OV 0.95 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.95 HN 1.01 KP 1.05 ! LA 0.92 MK 1.02 NL 1.15 OV 0.98 ! PT 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 HN 0.90 KP 1.01 ! LA 0.99 MK 1.07 NL 1.12 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 HN 0.98 KP 0.99 LA 1.02 ! NL 1.05 OV 0.99 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.11 HN 0.94 KP 1.09 ! LA 0.84 MK 1.05 NL 1.18 OV 0.94 ! PT 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.05 HN 0.94 KP 1.01 ! LA 1.03 MK 1.01 NL 1.05 PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.98 KP 0.97 LA 1.00 ! NL 1.07 OV 0.88 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.14 HN 0.97 KP 1.11 ! LA 0.89 MK 1.00 NL 1.21 OV 0.97 ! PT 0.86 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 HN 0.94 KP 1.02 ! LA 0.99 MK 1.10 NL 1.09 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.99 KP 1.01 LA 1.04 ! NL 1.02 OV 0.94 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HN 1.05 KP 1.08 ! LA 0.87 MK 0.98 NL 1.11 OV 0.96 ! PT 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.96 HN 0.93 KP 1.00 ! LA 0.99 MK 1.00 NL 1.08 PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.95 KP 0.97 LA 0.99 ! NL 1.00 OV 0.92 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.08 HN 0.97 KP 1.11 ! LA 0.87 MK 0.97 NL 1.13 OV 0.96 ! PT 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 HN 0.98 KP 1.06 ! LA 0.99 MK 1.04 NL 1.09 PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.96 KP 1.02 LA 1.00 ! NL 1.04 OV 0.91 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.14 HN 1.04 KP 1.10 ! LA 0.86 MK 0.96 NL 1.15 OV 0.95 ! PT 0.89 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.01 HN 0.98 KP 1.05 ! LA 1.04 MK 0.99 NL 1.13 PT 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.93 KP 1.02 LA 1.00 ! NL 1.03 OV 0.95 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.05 HN 0.97 KP 1.09 ! LA 0.90 MK 1.00 NL 1.13 OV 0.99 ! PT 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.99 HN 0.88 KP 1.03 ! LA 1.00 MK 1.06 NL 1.11 PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 0.97 KP 0.98 LA 0.97 ! NL 1.05 OV 0.88 PT 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.07 HN 0.96 KP 1.08 ! LA 0.92 MK 1.01 NL 1.13 OV 0.98 ! PT 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 0.99 HN 0.97 KP 0.99 ! LA 1.00 MK 1.08 NL 1.07 PT 0.95 ! ! ! Fit before self-cal, rms=0.061377Jy sigma=1.254213 ! Fit after self-cal, rms=0.056536Jy sigma=1.157906 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.271 mas, bmaj=2.797 mas, bpa=-14.5 degrees ! Estimated noise=0.456651 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 = -0.00291349 Jy ! Component: 100 - total flux cleaned = -0.00339803 Jy ! Component: 150 - total flux cleaned = -0.00351356 Jy ! Component: 200 - total flux cleaned = -0.00351268 Jy ! Total flux subtracted in 200 components = -0.00351268 Jy ! Clean residual min=-0.003090 max=0.003558 Jy/beam ! Clean residual mean=-0.000013 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.265721 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.265721 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056360Jy sigma=1.153617 ! Fit after self-cal, rms=0.056399Jy sigma=1.153057 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056399Jy sigma=1.153057 ! Fit after self-cal, rms=0.054589Jy sigma=1.115742 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.273 mas, bmaj=2.801 mas, bpa=-14.5 degrees ! Estimated noise=0.456031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125507 Jy ! Component: 100 - total flux cleaned = -0.00144722 Jy ! Component: 150 - total flux cleaned = -0.00163723 Jy ! Component: 200 - total flux cleaned = -0.00179509 Jy ! Total flux subtracted in 200 components = -0.00179509 Jy ! Clean residual min=-0.002015 max=0.001976 Jy/beam ! Clean residual mean=-0.000005 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.263926 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.263926 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054516Jy sigma=1.114177 ! Fit after self-cal, rms=0.054529Jy sigma=1.113948 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 = -0.000117108 Jy ! Component: 100 - total flux cleaned = -0.000198701 Jy ! Component: 150 - total flux cleaned = -0.000272303 Jy ! Component: 200 - total flux cleaned = -0.000293946 Jy ! Total flux subtracted in 200 components = -0.000293946 Jy ! Clean residual min=-0.001975 max=0.001933 Jy/beam ! Clean residual mean=-0.000005 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.263632 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.263632 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054505Jy sigma=1.113444 ! Fit after self-cal, rms=0.054505Jy sigma=1.113410 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054505Jy sigma=1.113410 ! Fit after self-cal, rms=0.054455Jy sigma=1.112962 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.271 mas, bmaj=2.802 mas, bpa=-14.5 degrees ! Estimated noise=0.45618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000790668 Jy ! Component: 100 - total flux cleaned = -0.00102536 Jy ! Component: 150 - total flux cleaned = -0.00105171 Jy ! Component: 200 - total flux cleaned = -0.00105196 Jy ! Total flux subtracted in 200 components = -0.00105196 Jy ! Clean residual min=-0.001969 max=0.001922 Jy/beam ! Clean residual mean=-0.000005 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.26258 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 0.26258 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054426Jy sigma=1.112318 ! Fit after self-cal, rms=0.054425Jy sigma=1.112269 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 = -7.04467e-05 Jy ! Component: 100 - total flux cleaned = -0.000128635 Jy ! Component: 150 - total flux cleaned = -0.00018088 Jy ! Component: 200 - total flux cleaned = -0.000212557 Jy ! Total flux subtracted in 200 components = -0.000212557 Jy ! Clean residual min=-0.001960 max=0.001893 Jy/beam ! Clean residual mean=-0.000005 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.262367 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.262367 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054413Jy sigma=1.112024 ! Fit after self-cal, rms=0.054413Jy sigma=1.112006 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054413Jy sigma=1.112006 ! Fit after self-cal, rms=0.054392Jy sigma=1.111812 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.316 mas, bmaj=3.097 mas, bpa=-25.41 degrees ! Estimated noise=0.513117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000746083 Jy ! Component: 100 - total flux cleaned = -0.000871742 Jy ! Component: 150 - total flux cleaned = -0.000885089 Jy ! Component: 200 - total flux cleaned = -0.000896258 Jy ! Total flux subtracted in 200 components = -0.000896258 Jy ! Clean residual min=-0.002292 max=0.001748 Jy/beam ! Clean residual mean=-0.000007 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.261471 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.261471 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054386Jy sigma=1.111590 ! Fit after self-cal, rms=0.054386Jy sigma=1.111566 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 = -0.000279682 Jy ! Component: 100 - total flux cleaned = -0.000290204 Jy ! Component: 150 - total flux cleaned = -0.000299443 Jy ! Component: 200 - total flux cleaned = -0.000308555 Jy ! Total flux subtracted in 200 components = -0.000308555 Jy ! Clean residual min=-0.002265 max=0.001730 Jy/beam ! Clean residual mean=-0.000007 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.261162 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 140 components and 0.261162 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054384Jy sigma=1.111489 ! Fit after self-cal, rms=0.054384Jy sigma=1.111484 ! 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=1.27 mas, bmaj=2.802 mas, bpa=-14.49 degrees ! Estimated noise=0.456333 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.27 x 2.802 at -14.49 degrees (North through East) ! Clean map min=-0.001864 max=0.22432 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=0.9558 mas, bmaj=2.685 mas, bpa=-13.19 degrees ! Estimated noise=0.669102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170923 Jy ! Component: 100 - total flux cleaned = 0.209363 Jy ! Component: 150 - total flux cleaned = 0.225527 Jy ! Component: 200 - total flux cleaned = 0.235578 Jy ! Total flux subtracted in 200 components = 0.235578 Jy ! Clean residual min=-0.003765 max=0.005388 Jy/beam ! Clean residual mean=0.000002 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.235578 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.235578 Jy ! Inverting map and beam ! Estimated beam: bmin=1.27 mas, bmaj=2.802 mas, bpa=-14.49 degrees ! Estimated noise=0.456333 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 = 0.00836227 Jy ! Component: 100 - total flux cleaned = 0.0133314 Jy ! Component: 150 - total flux cleaned = 0.0167246 Jy ! Component: 200 - total flux cleaned = 0.0191483 Jy ! Total flux subtracted in 200 components = 0.0191483 Jy ! Clean residual min=-0.001911 max=0.001969 Jy/beam ! Clean residual mean=-0.000003 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.254727 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 61 components and 0.254727 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=2.316 mas, bmaj=3.097 mas, bpa=-25.41 degrees ! Estimated noise=0.513117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239422 Jy ! Component: 100 - total flux cleaned = 0.00389624 Jy ! Component: 150 - total flux cleaned = 0.00492258 Jy ! Component: 200 - total flux cleaned = 0.00531378 Jy ! Total flux subtracted in 200 components = 0.00531378 Jy ! Clean residual min=-0.002213 max=0.001718 Jy/beam ! Clean residual mean=-0.000007 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.26004 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 = 0.000296265 Jy ! Component: 100 - total flux cleaned = 0.000460237 Jy ! Component: 150 - total flux cleaned = 0.000520816 Jy ! Component: 200 - total flux cleaned = 0.000573977 Jy ! Total flux subtracted in 200 components = 0.000573977 Jy ! Clean residual min=-0.002245 max=0.001710 Jy/beam ! Clean residual mean=-0.000007 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.260614 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 101 components and 0.260614 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.27 mas, bmaj=2.802 mas, bpa=-14.49 degrees ! Estimated noise=0.456333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000427063 Jy ! Component: 100 - total flux cleaned = 0.000478263 Jy ! Component: 150 - total flux cleaned = 0.000432293 Jy ! Component: 200 - total flux cleaned = 0.000369951 Jy ! Total flux subtracted in 200 components = 0.000369951 Jy ! Clean residual min=-0.001965 max=0.001829 Jy/beam ! Clean residual mean=-0.000005 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.260984 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 115 components and 0.260984 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054418Jy sigma=1.112216 ! Fit after self-cal, rms=0.054415Jy sigma=1.112166 wmodel J2253+1942_X_b_map.mod ! Writing 115 model components to file: J2253+1942_X_b_map.mod wobs J2253+1942_X_b_uvs.fits ! Writing UV FITS file: J2253+1942_X_b_uvs.fits wwins J2253+1942_X_b_map.win ! wwins: Wrote 2 windows to J2253+1942_X_b_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 = 8.61892e-05 Jy ! Component: 100 - total flux cleaned = 0.000245853 Jy ! Component: 150 - total flux cleaned = 0.00036834 Jy ! Component: 200 - total flux cleaned = 0.000397887 Jy ! Component: 250 - total flux cleaned = 0.000571314 Jy ! Component: 300 - total flux cleaned = 0.000712203 Jy ! Component: 350 - total flux cleaned = 0.000794953 Jy ! Component: 400 - total flux cleaned = 0.000849207 Jy ! Component: 450 - total flux cleaned = 0.00098223 Jy ! Component: 500 - total flux cleaned = 0.00106004 Jy ! Component: 550 - total flux cleaned = 0.00113705 Jy ! Component: 600 - total flux cleaned = 0.00128954 Jy ! Component: 650 - total flux cleaned = 0.00139003 Jy ! Component: 700 - total flux cleaned = 0.00146446 Jy ! Component: 750 - total flux cleaned = 0.00163592 Jy ! Component: 800 - total flux cleaned = 0.00168429 Jy ! Component: 850 - total flux cleaned = 0.00185132 Jy ! Component: 900 - total flux cleaned = 0.00192183 Jy ! Component: 950 - total flux cleaned = 0.00203854 Jy ! Component: 1000 - total flux cleaned = 0.00213086 Jy ! Component: 1050 - total flux cleaned = 0.00219953 Jy ! Component: 1100 - total flux cleaned = 0.00229015 Jy ! Component: 1150 - total flux cleaned = 0.0024468 Jy ! Component: 1200 - total flux cleaned = 0.00251296 Jy ! Component: 1250 - total flux cleaned = 0.00260044 Jy ! Component: 1300 - total flux cleaned = 0.00266581 Jy ! Component: 1350 - total flux cleaned = 0.00277337 Jy ! Component: 1400 - total flux cleaned = 0.00294409 Jy ! Component: 1450 - total flux cleaned = 0.00300732 Jy ! Component: 1500 - total flux cleaned = 0.00309118 Jy ! Component: 1550 - total flux cleaned = 0.00311204 Jy ! Component: 1600 - total flux cleaned = 0.00325613 Jy ! Component: 1650 - total flux cleaned = 0.00331709 Jy ! Component: 1700 - total flux cleaned = 0.00339791 Jy ! Component: 1750 - total flux cleaned = 0.00343796 Jy ! Component: 1800 - total flux cleaned = 0.00351756 Jy ! Component: 1850 - total flux cleaned = 0.00355708 Jy ! Component: 1900 - total flux cleaned = 0.00367473 Jy ! Component: 1950 - total flux cleaned = 0.0036946 Jy ! Component: 2000 - total flux cleaned = 0.00379094 Jy ! Component: 2050 - total flux cleaned = 0.00388649 Jy ! Component: 2100 - total flux cleaned = 0.00382918 Jy ! Component: 2150 - total flux cleaned = 0.0039046 Jy ! Component: 2200 - total flux cleaned = 0.00403552 Jy ! Component: 2250 - total flux cleaned = 0.00407249 Jy ! Component: 2300 - total flux cleaned = 0.00407243 Jy ! Component: 2350 - total flux cleaned = 0.00407238 Jy ! Component: 2400 - total flux cleaned = 0.00420011 Jy ! Component: 2450 - total flux cleaned = 0.00423633 Jy ! Component: 2500 - total flux cleaned = 0.00429018 Jy ! Component: 2550 - total flux cleaned = 0.00427227 Jy ! Component: 2600 - total flux cleaned = 0.00436084 Jy ! Component: 2650 - total flux cleaned = 0.00443139 Jy ! Component: 2700 - total flux cleaned = 0.0044835 Jy ! Component: 2750 - total flux cleaned = 0.00439669 Jy ! Component: 2800 - total flux cleaned = 0.00446586 Jy ! Component: 2850 - total flux cleaned = 0.00453419 Jy ! Component: 2900 - total flux cleaned = 0.00461927 Jy ! Component: 2950 - total flux cleaned = 0.00465306 Jy ! Component: 3000 - total flux cleaned = 0.00465295 Jy ! Component: 3050 - total flux cleaned = 0.0046864 Jy ! Component: 3100 - total flux cleaned = 0.00480211 Jy ! Component: 3150 - total flux cleaned = 0.00476918 Jy ! Component: 3200 - total flux cleaned = 0.00480181 Jy ! Component: 3250 - total flux cleaned = 0.00493158 Jy ! Component: 3300 - total flux cleaned = 0.00491535 Jy ! Component: 3350 - total flux cleaned = 0.00494748 Jy ! Component: 3400 - total flux cleaned = 0.00499512 Jy ! Component: 3450 - total flux cleaned = 0.00502677 Jy ! Component: 3500 - total flux cleaned = 0.00505838 Jy ! Component: 3550 - total flux cleaned = 0.00512084 Jy ! Component: 3600 - total flux cleaned = 0.0051207 Jy ! Component: 3650 - total flux cleaned = 0.00518242 Jy ! Component: 3700 - total flux cleaned = 0.00518254 Jy ! Component: 3750 - total flux cleaned = 0.00522841 Jy ! Component: 3800 - total flux cleaned = 0.00531954 Jy ! Component: 3850 - total flux cleaned = 0.00539511 Jy ! Component: 3900 - total flux cleaned = 0.00547005 Jy ! Component: 3950 - total flux cleaned = 0.00545486 Jy ! Component: 4000 - total flux cleaned = 0.00549944 Jy ! Component: 4050 - total flux cleaned = 0.00548463 Jy ! Total flux subtracted in 4096 components = 0.00554333 Jy ! Clean residual min=-0.000802 max=0.000878 Jy/beam ! Clean residual mean=-0.000003 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.266528 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 402 components and 0.266528 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2253+1942_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.27 x 2.802 at -14.49 degrees (North through East) ! Clean map min=-0.0012882 max=0.22451 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2253+1942_X_b_map.fits wmodel /vlbi/uf001/uvm//J2253+1942_X_b_map.mod ! Writing 402 model components to file: /vlbi/uf001/uvm//J2253+1942_X_b_map.mod wobs /vlbi/uf001/uvm//J2253+1942_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2253+1942_X_b_uvs.fits wwins /vlbi/uf001/uvm//J2253+1942_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uvm//J2253+1942_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.224514 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000267679 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.357679 0.357679 0.715358 1.43072 2.86143 5.72286 11.4457 22.8914 45.7829 91.5658 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.224 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 838.741 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2253+1942_X_b_dfm.log closed on Sun Jan 13 22:41:53 2019