! Started logfile: /vlbi/uf001/uva//J0253+1805_X_dfm.log on Sun Jan 13 21:33:52 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/uva//J0253+1805_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0253+1805_X_uva.fits ! AN table 1: 109 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.865036 visibilities/baseline/integration-bin. ! Found source: J0253+1805 ! ! 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 134 lines of history. ! ! Reading 50916 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 J0253+1805_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 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007497Jy sigma=23.902075 ! Fit after self-cal, rms=0.889772Jy sigma=21.113350 ! 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=0.6361 mas, bmaj=1.611 mas, bpa=-1.993 degrees ! Estimated noise=0.291314 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 = 0.0850787 Jy ! Component: 100 - total flux cleaned = 0.104722 Jy ! Total flux subtracted in 100 components = 0.104722 Jy ! Clean residual min=-0.003506 max=0.007394 Jy/beam ! Clean residual mean=-0.000001 rms=0.000764 Jy/beam ! Combined flux in latest and established models = 0.104722 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.104722 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=0.056488Jy sigma=1.276663 ! Fit after self-cal, rms=0.056484Jy sigma=1.276507 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00771755 Jy ! Component: 100 - total flux cleaned = 0.011417 Jy ! Total flux subtracted in 100 components = 0.011417 Jy ! Clean residual min=-0.003305 max=0.004223 Jy/beam ! Clean residual mean=-0.000001 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.116139 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.116139 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=0.055356Jy sigma=1.249325 ! Fit after self-cal, rms=0.055354Jy sigma=1.249150 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003983 Jy ! Component: 100 - total flux cleaned = 0.00600405 Jy ! Total flux subtracted in 100 components = 0.00600405 Jy ! Clean residual min=-0.003023 max=0.003795 Jy/beam ! Clean residual mean=-0.000001 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.122143 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.122143 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=0.055108Jy sigma=1.242574 ! Fit after self-cal, rms=0.055064Jy sigma=1.241659 ! Inverting map ! Added new window around map position (1, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320843 Jy ! Component: 100 - total flux cleaned = 0.00490789 Jy ! Total flux subtracted in 100 components = 0.00490789 Jy ! Clean residual min=-0.002896 max=0.003201 Jy/beam ! Clean residual mean=-0.000000 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.127051 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.127051 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=0.054812Jy sigma=1.234260 ! Fit after self-cal, rms=0.054795Jy sigma=1.234027 ! 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=0.838 mas, bmaj=1.941 mas, bpa=-2.451 degrees ! Estimated noise=0.134534 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 (2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384864 Jy ! Component: 100 - total flux cleaned = 0.00629284 Jy ! Component: 150 - total flux cleaned = 0.00743613 Jy ! Component: 200 - total flux cleaned = 0.00805955 Jy ! Total flux subtracted in 200 components = 0.00805955 Jy ! Clean residual min=-0.002976 max=0.002665 Jy/beam ! Clean residual mean=-0.000000 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.135111 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 55 components and 0.135111 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=0.054496Jy sigma=1.225482 ! Fit after self-cal, rms=0.054452Jy sigma=1.224559 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.838 x 1.941 at -2.451 degrees (North through East) ! Clean map min=-0.0028545 max=0.10939 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.97 KP 1.06 ! LA 1.02 MK 1.00 NL 1.06 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.98 KP 1.05 ! LA 1.03 MK 0.99 NL 1.07 OV 0.91 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 1.04 ! LA 1.03 MK 1.00 NL 1.08 OV 0.92 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 1.04 ! LA 1.03 MK 1.02 NL 1.06 OV 0.90 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.97 KP 1.03 ! LA 1.02 MK 1.03 NL 1.04 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.98 KP 1.05 ! LA 1.02 MK 1.00 NL 1.06 OV 0.91 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.00 KP 1.06 ! LA 1.03 MK 1.03 NL 1.06 OV 0.90 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.96 KP 1.05 ! LA 1.03 MK 1.05 NL 1.06 OV 0.92 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.00 KP 1.04 ! LA 1.04 MK 1.00 NL 1.08 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.99 KP 1.07 ! LA 1.03 MK 0.99 NL 1.07 OV 0.90 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.01 KP 1.06 ! LA 1.02 MK 0.99 NL 1.09 OV 0.93 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.99 KP 1.02 ! LA 1.04 MK 1.01 NL 1.05 OV 0.93 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.054452Jy sigma=1.224559 ! Fit after self-cal, rms=0.054062Jy sigma=1.210304 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8342 mas, bmaj=1.944 mas, bpa=-2.107 degrees ! Estimated noise=0.135035 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 (2.8, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000925857 Jy ! Component: 100 - total flux cleaned = 0.00171535 Jy ! Component: 150 - total flux cleaned = 0.0022947 Jy ! Component: 200 - total flux cleaned = 0.002667 Jy ! Total flux subtracted in 200 components = 0.002667 Jy ! Clean residual min=-0.001165 max=0.001388 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.137778 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 81 components and 0.137778 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=0.053958Jy sigma=1.207549 ! Fit after self-cal, rms=0.053981Jy sigma=1.207212 ! 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=0.053981Jy sigma=1.207212 ! Fit after self-cal, rms=0.053780Jy sigma=1.205393 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8334 mas, bmaj=1.943 mas, bpa=-2.109 degrees ! Estimated noise=0.134846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000350874 Jy ! Component: 100 - total flux cleaned = -0.000145618 Jy ! Component: 150 - total flux cleaned = 2.88087e-05 Jy ! Component: 200 - total flux cleaned = 0.000179809 Jy ! Total flux subtracted in 200 components = 0.000179809 Jy ! Clean residual min=-0.000952 max=0.001348 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.137957 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 99 components and 0.137957 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=0.053744Jy sigma=1.204484 ! Fit after self-cal, rms=0.053742Jy sigma=1.204416 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 (9, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143026 Jy ! Component: 100 - total flux cleaned = 0.00228973 Jy ! Component: 150 - total flux cleaned = 0.0029428 Jy ! Component: 200 - total flux cleaned = 0.00339336 Jy ! Total flux subtracted in 200 components = 0.00339336 Jy ! Clean residual min=-0.000922 max=0.001037 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.141351 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 128 components and 0.141351 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=0.053699Jy sigma=1.203187 ! Fit after self-cal, rms=0.053696Jy sigma=1.203140 ! Inverting map ! Added new window around map position (-3.4, 21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000929104 Jy ! Component: 100 - total flux cleaned = 0.00148469 Jy ! Component: 150 - total flux cleaned = 0.00191308 Jy ! Component: 200 - total flux cleaned = 0.00218306 Jy ! Total flux subtracted in 200 components = 0.00218306 Jy ! Clean residual min=-0.000886 max=0.000937 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.143534 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 148 components and 0.143534 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=0.053673Jy sigma=1.202561 ! Fit after self-cal, rms=0.053672Jy sigma=1.202542 ! Inverting map ! Added new window around map position (5, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0008828 Jy ! Component: 100 - total flux cleaned = 0.00116883 Jy ! Component: 150 - total flux cleaned = 0.00137605 Jy ! Component: 200 - total flux cleaned = 0.00153001 Jy ! Total flux subtracted in 200 components = 0.00153001 Jy ! Clean residual min=-0.000800 max=0.000810 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.145064 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 164 components and 0.145064 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=0.053652Jy sigma=1.202024 ! Fit after self-cal, rms=0.053651Jy sigma=1.202009 ! 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=0.053651Jy sigma=1.202009 ! Fit after self-cal, rms=0.053530Jy sigma=1.201827 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8334 mas, bmaj=1.944 mas, bpa=-2.107 degrees ! Estimated noise=0.134637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000437116 Jy ! Component: 100 - total flux cleaned = -0.000283661 Jy ! Component: 150 - total flux cleaned = -0.000129338 Jy ! Component: 200 - total flux cleaned = -1.62464e-05 Jy ! Total flux subtracted in 200 components = -1.62464e-05 Jy ! Clean residual min=-0.000724 max=0.000786 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.145048 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 179 components and 0.145048 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=0.053518Jy sigma=1.201517 ! Fit after self-cal, rms=0.053518Jy sigma=1.201508 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 (9.8, -37.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000595894 Jy ! Component: 100 - total flux cleaned = 0.000646587 Jy ! Component: 150 - total flux cleaned = 0.000723357 Jy ! Component: 200 - total flux cleaned = 0.000796611 Jy ! Total flux subtracted in 200 components = 0.000796611 Jy ! Clean residual min=-0.000675 max=0.000684 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.145844 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 189 components and 0.145844 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=0.053504Jy sigma=1.201224 ! Fit after self-cal, rms=0.053504Jy sigma=1.201216 ! 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=0.053504Jy sigma=1.201216 ! Fit after self-cal, rms=0.053416Jy sigma=1.201172 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.026 mas, bmaj=2.997 mas, bpa=-7.846 degrees ! Estimated noise=0.17589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.69896e-05 Jy ! Component: 100 - total flux cleaned = 0.000496118 Jy ! Component: 150 - total flux cleaned = 0.000802896 Jy ! Component: 200 - total flux cleaned = 0.000991157 Jy ! Total flux subtracted in 200 components = 0.000991157 Jy ! Clean residual min=-0.000789 max=0.000752 Jy/beam ! Clean residual mean=-0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.146835 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 209 components and 0.146835 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=0.053412Jy sigma=1.201037 ! Fit after self-cal, rms=0.053411Jy sigma=1.201010 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 = 9.78281e-05 Jy ! Component: 100 - total flux cleaned = 0.00027952 Jy ! Component: 150 - total flux cleaned = 0.000405643 Jy ! Component: 200 - total flux cleaned = 0.000520589 Jy ! Total flux subtracted in 200 components = 0.000520589 Jy ! Clean residual min=-0.000720 max=0.000739 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.147356 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 221 components and 0.147356 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=0.053411Jy sigma=1.200994 ! Fit after self-cal, rms=0.053411Jy sigma=1.200984 ! 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=0.8334 mas, bmaj=1.945 mas, bpa=-2.099 degrees ! Estimated noise=0.134498 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8334 x 1.945 at -2.099 degrees (North through East) ! Clean map min=-0.00060767 max=0.10978 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=0.6329 mas, bmaj=1.612 mas, bpa=-1.69 degrees ! Estimated noise=0.290279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0846979 Jy ! Component: 100 - total flux cleaned = 0.104273 Jy ! Component: 150 - total flux cleaned = 0.111829 Jy ! Component: 200 - total flux cleaned = 0.115903 Jy ! Total flux subtracted in 200 components = 0.115903 Jy ! Clean residual min=-0.001801 max=0.002227 Jy/beam ! Clean residual mean=-0.000001 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.115903 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.115903 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8334 mas, bmaj=1.945 mas, bpa=-2.099 degrees ! Estimated noise=0.134498 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 = 0.00441268 Jy ! Component: 100 - total flux cleaned = 0.00760886 Jy ! Component: 150 - total flux cleaned = 0.0100928 Jy ! Component: 200 - total flux cleaned = 0.0120741 Jy ! Total flux subtracted in 200 components = 0.0120741 Jy ! Clean residual min=-0.001234 max=0.001581 Jy/beam ! Clean residual mean=-0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.127977 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 66 components and 0.127977 Jy ! Inverting map ! Added new window around map position (8, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017475 Jy ! Component: 100 - total flux cleaned = 0.00322228 Jy ! Component: 150 - total flux cleaned = 0.00454041 Jy ! Component: 200 - total flux cleaned = 0.00572936 Jy ! Total flux subtracted in 200 components = 0.00572936 Jy ! Clean residual min=-0.001025 max=0.000963 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.133707 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 105 components and 0.133706 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=2.026 mas, bmaj=2.997 mas, bpa=-7.846 degrees ! Estimated noise=0.17589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209813 Jy ! Component: 100 - total flux cleaned = 0.00369009 Jy ! Component: 150 - total flux cleaned = 0.00502712 Jy ! Component: 200 - total flux cleaned = 0.00617442 Jy ! Total flux subtracted in 200 components = 0.00617442 Jy ! Clean residual min=-0.001276 max=0.001007 Jy/beam ! Clean residual mean=-0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.139881 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 = 0.000996506 Jy ! Component: 100 - total flux cleaned = 0.00187346 Jy ! Component: 150 - total flux cleaned = 0.00265293 Jy ! Component: 200 - total flux cleaned = 0.00334871 Jy ! Total flux subtracted in 200 components = 0.00334871 Jy ! Clean residual min=-0.001089 max=0.000817 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.14323 Jy ! Adding 127 model components to the UV plane model. ! The established model now contains 216 components and 0.14323 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8334 mas, bmaj=1.945 mas, bpa=-2.099 degrees ! Estimated noise=0.134498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765695 Jy ! Component: 100 - total flux cleaned = 0.00122239 Jy ! Component: 150 - total flux cleaned = 0.00156857 Jy ! Component: 200 - total flux cleaned = 0.00184736 Jy ! Total flux subtracted in 200 components = 0.00184736 Jy ! Clean residual min=-0.000740 max=0.000690 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.145077 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 245 components and 0.145077 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=0.053433Jy sigma=1.201541 ! Fit after self-cal, rms=0.053428Jy sigma=1.201416 wmodel J0253+1805_X_map.mod ! Writing 245 model components to file: J0253+1805_X_map.mod wobs J0253+1805_X_uvs.fits ! Writing UV FITS file: J0253+1805_X_uvs.fits wwins J0253+1805_X_map.win ! wwins: Wrote 10 windows to J0253+1805_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 = -0.000197646 Jy ! Component: 100 - total flux cleaned = -0.000173392 Jy ! Component: 150 - total flux cleaned = -0.000196699 Jy ! Component: 200 - total flux cleaned = -0.000219323 Jy ! Component: 250 - total flux cleaned = -0.000264056 Jy ! Component: 300 - total flux cleaned = -0.000318904 Jy ! Component: 350 - total flux cleaned = -0.000404624 Jy ! Component: 400 - total flux cleaned = -0.000467603 Jy ! Component: 450 - total flux cleaned = -0.000508864 Jy ! Component: 500 - total flux cleaned = -0.000539424 Jy ! Component: 550 - total flux cleaned = -0.000579375 Jy ! Component: 600 - total flux cleaned = -0.00063805 Jy ! Component: 650 - total flux cleaned = -0.000667142 Jy ! Component: 700 - total flux cleaned = -0.00075269 Jy ! Component: 750 - total flux cleaned = -0.000790126 Jy ! Component: 800 - total flux cleaned = -0.000854661 Jy ! Component: 850 - total flux cleaned = -0.000909256 Jy ! Component: 900 - total flux cleaned = -0.000936421 Jy ! Component: 950 - total flux cleaned = -0.000998725 Jy ! Component: 1000 - total flux cleaned = -0.00104261 Jy ! Component: 1050 - total flux cleaned = -0.00107747 Jy ! Component: 1100 - total flux cleaned = -0.0011634 Jy ! Component: 1150 - total flux cleaned = -0.00117187 Jy ! Component: 1200 - total flux cleaned = -0.00121394 Jy ! Component: 1250 - total flux cleaned = -0.00125561 Jy ! Component: 1300 - total flux cleaned = -0.00128039 Jy ! Component: 1350 - total flux cleaned = -0.00133761 Jy ! Component: 1400 - total flux cleaned = -0.00133764 Jy ! Component: 1450 - total flux cleaned = -0.00141794 Jy ! Component: 1500 - total flux cleaned = -0.00141798 Jy ! Component: 1550 - total flux cleaned = -0.00147337 Jy ! Component: 1600 - total flux cleaned = -0.00148125 Jy ! Component: 1650 - total flux cleaned = -0.00151233 Jy ! Component: 1700 - total flux cleaned = -0.00156631 Jy ! Component: 1750 - total flux cleaned = -0.00158925 Jy ! Component: 1800 - total flux cleaned = -0.00163475 Jy ! Component: 1850 - total flux cleaned = -0.00166486 Jy ! Component: 1900 - total flux cleaned = -0.0016873 Jy ! Component: 1950 - total flux cleaned = -0.00173925 Jy ! Component: 2000 - total flux cleaned = -0.0017613 Jy ! Component: 2050 - total flux cleaned = -0.00179057 Jy ! Component: 2100 - total flux cleaned = -0.00181972 Jy ! Component: 2150 - total flux cleaned = -0.00187753 Jy ! Component: 2200 - total flux cleaned = -0.00190627 Jy ! Component: 2250 - total flux cleaned = -0.00192055 Jy ! Component: 2300 - total flux cleaned = -0.00196308 Jy ! Component: 2350 - total flux cleaned = -0.00198416 Jy ! Component: 2400 - total flux cleaned = -0.00201912 Jy ! Component: 2450 - total flux cleaned = -0.00206777 Jy ! Component: 2500 - total flux cleaned = -0.00207462 Jy ! Component: 2550 - total flux cleaned = -0.00208838 Jy ! Component: 2600 - total flux cleaned = -0.00214294 Jy ! Component: 2650 - total flux cleaned = -0.00217675 Jy ! Component: 2700 - total flux cleaned = -0.00219692 Jy ! Component: 2750 - total flux cleaned = -0.00221703 Jy ! Component: 2800 - total flux cleaned = -0.00224362 Jy ! Component: 2850 - total flux cleaned = -0.00228987 Jy ! Component: 2900 - total flux cleaned = -0.00234237 Jy ! Component: 2950 - total flux cleaned = -0.00236189 Jy ! Component: 3000 - total flux cleaned = -0.00237486 Jy ! Component: 3050 - total flux cleaned = -0.00239422 Jy ! Component: 3100 - total flux cleaned = -0.00244553 Jy ! Component: 3150 - total flux cleaned = -0.00247101 Jy ! Component: 3200 - total flux cleaned = -0.00252806 Jy ! Component: 3250 - total flux cleaned = -0.00251547 Jy ! Component: 3300 - total flux cleaned = -0.00253429 Jy ! Component: 3350 - total flux cleaned = -0.00256547 Jy ! Component: 3400 - total flux cleaned = -0.00259027 Jy ! Component: 3450 - total flux cleaned = -0.00260262 Jy ! Component: 3500 - total flux cleaned = -0.00262097 Jy ! Component: 3550 - total flux cleaned = -0.00261491 Jy ! Component: 3600 - total flux cleaned = -0.00263309 Jy ! Component: 3650 - total flux cleaned = -0.00269347 Jy ! Component: 3700 - total flux cleaned = -0.0026815 Jy ! Component: 3750 - total flux cleaned = -0.00272329 Jy ! Component: 3800 - total flux cleaned = -0.00274111 Jy ! Component: 3850 - total flux cleaned = -0.0028002 Jy ! Component: 3900 - total flux cleaned = -0.00284138 Jy ! Component: 3950 - total flux cleaned = -0.00284721 Jy ! Component: 4000 - total flux cleaned = -0.00285302 Jy ! Component: 4050 - total flux cleaned = -0.00289357 Jy ! Total flux subtracted in 4096 components = -0.0028993 Jy ! Clean residual min=-0.000392 max=0.000305 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.142178 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 565 components and 0.142178 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0253+1805_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8334 x 1.945 at -2.099 degrees (North through East) ! Clean map min=-0.00047474 max=0.10996 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0253+1805_X_map.fits wmodel /vlbi/uf001/uva//J0253+1805_X_map.mod ! Writing 565 model components to file: /vlbi/uf001/uva//J0253+1805_X_map.mod wobs /vlbi/uf001/uva//J0253+1805_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0253+1805_X_uvs.fits wwins /vlbi/uf001/uva//J0253+1805_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J0253+1805_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.109962 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000100525 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.274254 0.274254 0.548507 1.09701 2.19403 4.38806 8.77611 17.5522 35.1045 70.2089 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.109 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1093.88 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0253+1805_X_dfm.log closed on Sun Jan 13 21:34:00 2019