! Started logfile: /vlbi/uf001/uva//J1749+1944_X_dfm.log on Mon Jan 14 04:21:16 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//J1749+1944_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1749+1944_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.848148 visibilities/baseline/integration-bin. ! Found source: J1749+1944 ! ! 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 32976 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 J1749+1944_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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010794Jy sigma=22.575338 ! Fit after self-cal, rms=0.894137Jy sigma=19.908398 ! 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=0.7094 mas, bmaj=1.59 mas, bpa=-11.24 degrees ! Estimated noise=0.391713 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 = 0.0794181 Jy ! Component: 100 - total flux cleaned = 0.10223 Jy ! Total flux subtracted in 100 components = 0.10223 Jy ! Clean residual min=-0.013269 max=0.045583 Jy/beam ! Clean residual mean=0.000013 rms=0.003306 Jy/beam ! Combined flux in latest and established models = 0.10223 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.10223 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=0.103564Jy sigma=2.238400 ! Fit after self-cal, rms=0.103160Jy sigma=2.231368 ! Inverting map ! Added new window around map position (1.8, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0394385 Jy ! Component: 100 - total flux cleaned = 0.0577202 Jy ! Total flux subtracted in 100 components = 0.0577202 Jy ! Clean residual min=-0.010503 max=0.025397 Jy/beam ! Clean residual mean=0.000010 rms=0.002302 Jy/beam ! Combined flux in latest and established models = 0.15995 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.15995 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=0.086101Jy sigma=1.793189 ! Fit after self-cal, rms=0.080708Jy sigma=1.671067 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219176 Jy ! Component: 100 - total flux cleaned = 0.0338604 Jy ! Total flux subtracted in 100 components = 0.0338604 Jy ! Clean residual min=-0.007062 max=0.011317 Jy/beam ! Clean residual mean=0.000005 rms=0.001520 Jy/beam ! Combined flux in latest and established models = 0.19381 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.19381 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=0.074086Jy sigma=1.473513 ! Fit after self-cal, rms=0.073011Jy sigma=1.447859 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112526 Jy ! Component: 100 - total flux cleaned = 0.0180035 Jy ! Total flux subtracted in 100 components = 0.0180035 Jy ! Clean residual min=-0.005342 max=0.005953 Jy/beam ! Clean residual mean=0.000002 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 0.211814 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.211814 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=0.071273Jy sigma=1.380811 ! Fit after self-cal, rms=0.071056Jy sigma=1.375711 ! 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=0.9496 mas, bmaj=1.885 mas, bpa=-9.343 degrees ! Estimated noise=0.179289 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 = 0.00821919 Jy ! Component: 100 - total flux cleaned = 0.0130601 Jy ! Component: 150 - total flux cleaned = 0.0165404 Jy ! Component: 200 - total flux cleaned = 0.0190832 Jy ! Total flux subtracted in 200 components = 0.0190832 Jy ! Clean residual min=-0.005415 max=0.007193 Jy/beam ! Clean residual mean=-0.000009 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 0.230897 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 58 components and 0.230897 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=0.070516Jy sigma=1.338676 ! Fit after self-cal, rms=0.070405Jy sigma=1.335971 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9496 x 1.885 at -9.343 degrees (North through East) ! Clean map min=-0.0055542 max=0.10341 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.96 KP 1.04 ! LA 0.97 MK 1.11 NL 0.99 OV 0.91 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.97 KP 1.05 ! LA 0.99 MK 1.04 NL 0.99 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.97 KP 1.04 ! LA 0.98 MK 1.05 NL 0.98 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.99 KP 1.04 ! LA 0.98 MK 1.07 NL 1.00 OV 0.91 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.98 KP 1.06 ! LA 0.98 MK 1.06 NL 0.98 OV 0.88 ! PT 0.85 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.98 KP 1.05 ! LA 0.98 MK 1.04 NL 0.97 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.99 KP 1.09 ! LA 0.98 MK 1.06 NL 0.98 OV 0.88 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.96 KP 1.06 ! LA 0.96 MK 1.04 NL 1.01 OV 0.91 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 HN 0.96 KP 1.09 ! LA 0.95 MK 0.98 NL 0.99 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.98 KP 1.07 ! LA 0.95 MK 1.07 NL 0.99 OV 0.88 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 0.99 KP 1.06 ! LA 0.95 MK 1.02 NL 1.00 OV 0.89 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.97 KP 1.07 ! LA 1.01 MK 1.06 NL 0.99 OV 0.90 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.070405Jy sigma=1.335971 ! Fit after self-cal, rms=0.068333Jy sigma=1.301539 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9573 mas, bmaj=1.91 mas, bpa=-8.867 degrees ! Estimated noise=0.176844 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 = -0.00285613 Jy ! Component: 100 - total flux cleaned = -0.00404427 Jy ! Component: 150 - total flux cleaned = -0.00438282 Jy ! Component: 200 - total flux cleaned = -0.00462037 Jy ! Total flux subtracted in 200 components = -0.00462037 Jy ! Clean residual min=-0.004647 max=0.005716 Jy/beam ! Clean residual mean=-0.000015 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.226277 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.226277 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=0.068117Jy sigma=1.300053 ! Fit after self-cal, rms=0.068166Jy sigma=1.299246 ! 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=0.068166Jy sigma=1.299246 ! Fit after self-cal, rms=0.089176Jy sigma=1.207702 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9575 mas, bmaj=1.922 mas, bpa=-8.91 degrees ! Estimated noise=0.177011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000865429 Jy ! Component: 100 - total flux cleaned = 0.00112131 Jy ! Component: 150 - total flux cleaned = 0.00132084 Jy ! Component: 200 - total flux cleaned = 0.0013748 Jy ! Total flux subtracted in 200 components = 0.0013748 Jy ! Clean residual min=-0.001514 max=0.002164 Jy/beam ! Clean residual mean=0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.227652 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.227651 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=0.089141Jy sigma=1.206160 ! Fit after self-cal, rms=0.089517Jy sigma=1.205072 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 (2.2, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182248 Jy ! Component: 100 - total flux cleaned = 0.00218562 Jy ! Component: 150 - total flux cleaned = 0.00231527 Jy ! Component: 200 - total flux cleaned = 0.00231595 Jy ! Total flux subtracted in 200 components = 0.00231595 Jy ! Clean residual min=-0.001425 max=0.001425 Jy/beam ! Clean residual mean=0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.229967 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 0.229967 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=0.089456Jy sigma=1.203470 ! Fit after self-cal, rms=0.089446Jy sigma=1.203264 ! Inverting map ! Added new window around map position (5.4, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014262 Jy ! Component: 100 - total flux cleaned = 0.00218044 Jy ! Component: 150 - total flux cleaned = 0.00255435 Jy ! Component: 200 - total flux cleaned = 0.00275009 Jy ! Total flux subtracted in 200 components = 0.00275009 Jy ! Clean residual min=-0.001404 max=0.001259 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.232718 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 0.232718 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=0.089408Jy sigma=1.202221 ! Fit after self-cal, rms=0.089407Jy sigma=1.202155 ! 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=0.089407Jy sigma=1.202155 ! Fit after self-cal, rms=0.095066Jy sigma=1.200141 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9576 mas, bmaj=1.92 mas, bpa=-8.861 degrees ! Estimated noise=0.176537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095257 Jy ! Component: 100 - total flux cleaned = 0.00140746 Jy ! Component: 150 - total flux cleaned = 0.00159786 Jy ! Component: 200 - total flux cleaned = 0.00166383 Jy ! Total flux subtracted in 200 components = 0.00166383 Jy ! Clean residual min=-0.000945 max=0.000991 Jy/beam ! Clean residual mean=0.000002 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.234381 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 127 components and 0.234381 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=0.095042Jy sigma=1.199613 ! Fit after self-cal, rms=0.095061Jy sigma=1.199553 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 (26.4, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00018534 Jy ! Component: 100 - total flux cleaned = 0.000407089 Jy ! Component: 150 - total flux cleaned = 0.000646396 Jy ! Component: 200 - total flux cleaned = 0.000764981 Jy ! Total flux subtracted in 200 components = 0.000764981 Jy ! Clean residual min=-0.000917 max=0.000887 Jy/beam ! Clean residual mean=0.000002 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.235146 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 140 components and 0.235146 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=0.095040Jy sigma=1.199132 ! Fit after self-cal, rms=0.095041Jy sigma=1.199104 ! 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=0.095041Jy sigma=1.199104 ! Fit after self-cal, rms=0.095061Jy sigma=1.199030 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.109 mas, bmaj=2.741 mas, bpa=-4.238 degrees ! Estimated noise=0.215545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000555284 Jy ! Component: 100 - total flux cleaned = 0.000819085 Jy ! Component: 150 - total flux cleaned = 0.000998412 Jy ! Component: 200 - total flux cleaned = 0.00112647 Jy ! Total flux subtracted in 200 components = 0.00112647 Jy ! Clean residual min=-0.000921 max=0.001217 Jy/beam ! Clean residual mean=0.000003 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.236273 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 160 components and 0.236273 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=0.095049Jy sigma=1.198921 ! Fit after self-cal, rms=0.095047Jy sigma=1.198889 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (43.4, 20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108273 Jy ! Component: 100 - total flux cleaned = 0.00167667 Jy ! Component: 150 - total flux cleaned = 0.00205576 Jy ! Component: 200 - total flux cleaned = 0.00238547 Jy ! Total flux subtracted in 200 components = 0.00238547 Jy ! Clean residual min=-0.000872 max=0.000937 Jy/beam ! Clean residual mean=0.000004 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.238658 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 204 components and 0.238658 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=0.095025Jy sigma=1.198670 ! Fit after self-cal, rms=0.095027Jy sigma=1.198655 ! 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=0.958 mas, bmaj=1.918 mas, bpa=-8.858 degrees ! Estimated noise=0.176348 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.958 x 1.918 at -8.858 degrees (North through East) ! Clean map min=-0.00080411 max=0.10087 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=0.7141 mas, bmaj=1.613 mas, bpa=-10.83 degrees ! Estimated noise=0.389824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0863004 Jy ! Component: 100 - total flux cleaned = 0.131562 Jy ! Component: 150 - total flux cleaned = 0.158685 Jy ! Component: 200 - total flux cleaned = 0.176652 Jy ! Total flux subtracted in 200 components = 0.176652 Jy ! Clean residual min=-0.004469 max=0.010014 Jy/beam ! Clean residual mean=0.000003 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 0.176652 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.176652 Jy ! Inverting map and beam ! Estimated beam: bmin=0.958 mas, bmaj=1.918 mas, bpa=-8.858 degrees ! Estimated noise=0.176348 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 = 0.0170418 Jy ! Component: 100 - total flux cleaned = 0.0279142 Jy ! Component: 150 - total flux cleaned = 0.0351794 Jy ! Component: 200 - total flux cleaned = 0.0402389 Jy ! Total flux subtracted in 200 components = 0.0402389 Jy ! Clean residual min=-0.001702 max=0.002848 Jy/beam ! Clean residual mean=0.000003 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.216891 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 42 components and 0.216891 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366974 Jy ! Component: 100 - total flux cleaned = 0.00641235 Jy ! Component: 150 - total flux cleaned = 0.00856234 Jy ! Component: 200 - total flux cleaned = 0.010323 Jy ! Total flux subtracted in 200 components = 0.010323 Jy ! Clean residual min=-0.001227 max=0.001185 Jy/beam ! Clean residual mean=0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.227214 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 72 components and 0.227214 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=2.109 mas, bmaj=2.741 mas, bpa=-4.238 degrees ! Estimated noise=0.215545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211404 Jy ! Component: 100 - total flux cleaned = 0.00365162 Jy ! Component: 150 - total flux cleaned = 0.00489851 Jy ! Component: 200 - total flux cleaned = 0.00594385 Jy ! Total flux subtracted in 200 components = 0.00594385 Jy ! Clean residual min=-0.000987 max=0.001113 Jy/beam ! Clean residual mean=0.000004 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.233158 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 = 0.000895546 Jy ! Component: 100 - total flux cleaned = 0.00167189 Jy ! Component: 150 - total flux cleaned = 0.00235356 Jy ! Component: 200 - total flux cleaned = 0.00296323 Jy ! Total flux subtracted in 200 components = 0.00296323 Jy ! Clean residual min=-0.000883 max=0.001035 Jy/beam ! Clean residual mean=0.000004 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.236121 Jy ! Adding 96 model components to the UV plane model. ! The established model now contains 150 components and 0.236121 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.958 mas, bmaj=1.918 mas, bpa=-8.858 degrees ! Estimated noise=0.176348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271301 Jy ! Component: 100 - total flux cleaned = 0.000521506 Jy ! Component: 150 - total flux cleaned = 0.00080405 Jy ! Component: 200 - total flux cleaned = 0.00101376 Jy ! Total flux subtracted in 200 components = 0.00101376 Jy ! Clean residual min=-0.000949 max=0.000880 Jy/beam ! Clean residual mean=0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.237135 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 171 components and 0.237135 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=0.095035Jy sigma=1.198848 ! Fit after self-cal, rms=0.095021Jy sigma=1.198624 wmodel J1749+1944_X_map.mod ! Writing 171 model components to file: J1749+1944_X_map.mod wobs J1749+1944_X_uvs.fits ! Writing UV FITS file: J1749+1944_X_uvs.fits wwins J1749+1944_X_map.win ! wwins: Wrote 6 windows to J1749+1944_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 = -0.000182065 Jy ! Component: 100 - total flux cleaned = -0.000305181 Jy ! Component: 150 - total flux cleaned = -0.000423089 Jy ! Component: 200 - total flux cleaned = -0.000480376 Jy ! Component: 250 - total flux cleaned = -0.000605464 Jy ! Component: 300 - total flux cleaned = -0.000686973 Jy ! Component: 350 - total flux cleaned = -0.000794246 Jy ! Component: 400 - total flux cleaned = -0.000951966 Jy ! Component: 450 - total flux cleaned = -0.00105527 Jy ! Component: 500 - total flux cleaned = -0.00116988 Jy ! Component: 550 - total flux cleaned = -0.00132016 Jy ! Component: 600 - total flux cleaned = -0.00140656 Jy ! Component: 650 - total flux cleaned = -0.0015039 Jy ! Component: 700 - total flux cleaned = -0.00161184 Jy ! Component: 750 - total flux cleaned = -0.00169453 Jy ! Component: 800 - total flux cleaned = -0.00172958 Jy ! Component: 850 - total flux cleaned = -0.00181033 Jy ! Component: 900 - total flux cleaned = -0.00187854 Jy ! Component: 950 - total flux cleaned = -0.00190089 Jy ! Component: 1000 - total flux cleaned = -0.00195643 Jy ! Component: 1050 - total flux cleaned = -0.00200039 Jy ! Component: 1100 - total flux cleaned = -0.00205488 Jy ! Component: 1150 - total flux cleaned = -0.00209794 Jy ! Component: 1200 - total flux cleaned = -0.00216181 Jy ! Component: 1250 - total flux cleaned = -0.00219351 Jy ! Component: 1300 - total flux cleaned = -0.00220388 Jy ! Component: 1350 - total flux cleaned = -0.00227645 Jy ! Component: 1400 - total flux cleaned = -0.00228673 Jy ! Component: 1450 - total flux cleaned = -0.00232748 Jy ! Component: 1500 - total flux cleaned = -0.00237793 Jy ! Component: 1550 - total flux cleaned = -0.00238803 Jy ! Component: 1600 - total flux cleaned = -0.00244747 Jy ! Component: 1650 - total flux cleaned = -0.00244752 Jy ! Component: 1700 - total flux cleaned = -0.00249631 Jy ! Component: 1750 - total flux cleaned = -0.00254454 Jy ! Component: 1800 - total flux cleaned = -0.00258276 Jy ! Component: 1850 - total flux cleaned = -0.00257325 Jy ! Component: 1900 - total flux cleaned = -0.00256385 Jy ! Component: 1950 - total flux cleaned = -0.00264827 Jy ! Component: 2000 - total flux cleaned = -0.00264829 Jy ! Component: 2050 - total flux cleaned = -0.00267598 Jy ! Component: 2100 - total flux cleaned = -0.00271264 Jy ! Component: 2150 - total flux cleaned = -0.00272167 Jy ! Component: 2200 - total flux cleaned = -0.00271278 Jy ! Component: 2250 - total flux cleaned = -0.00273976 Jy ! Component: 2300 - total flux cleaned = -0.00274871 Jy ! Component: 2350 - total flux cleaned = -0.00274867 Jy ! Component: 2400 - total flux cleaned = -0.00277518 Jy ! Component: 2450 - total flux cleaned = -0.00278398 Jy ! Component: 2500 - total flux cleaned = -0.00277521 Jy ! Component: 2550 - total flux cleaned = -0.00279246 Jy ! Component: 2600 - total flux cleaned = -0.00281832 Jy ! Component: 2650 - total flux cleaned = -0.00279266 Jy ! Component: 2700 - total flux cleaned = -0.00279269 Jy ! Component: 2750 - total flux cleaned = -0.00277571 Jy ! Component: 2800 - total flux cleaned = -0.00278409 Jy ! Component: 2850 - total flux cleaned = -0.00276731 Jy ! Component: 2900 - total flux cleaned = -0.00275903 Jy ! Component: 2950 - total flux cleaned = -0.00274246 Jy ! Component: 3000 - total flux cleaned = -0.00272607 Jy ! Component: 3050 - total flux cleaned = -0.00275869 Jy ! Component: 3100 - total flux cleaned = -0.00271806 Jy ! Component: 3150 - total flux cleaned = -0.00271002 Jy ! Component: 3200 - total flux cleaned = -0.0026939 Jy ! Component: 3250 - total flux cleaned = -0.00268592 Jy ! Component: 3300 - total flux cleaned = -0.002678 Jy ! Component: 3350 - total flux cleaned = -0.00268588 Jy ! Component: 3400 - total flux cleaned = -0.00266233 Jy ! Component: 3450 - total flux cleaned = -0.00264673 Jy ! Component: 3500 - total flux cleaned = -0.00266223 Jy ! Component: 3550 - total flux cleaned = -0.00264669 Jy ! Component: 3600 - total flux cleaned = -0.00261597 Jy ! Component: 3650 - total flux cleaned = -0.00260827 Jy ! Component: 3700 - total flux cleaned = -0.0025703 Jy ! Component: 3750 - total flux cleaned = -0.00257031 Jy ! Component: 3800 - total flux cleaned = -0.00257787 Jy ! Component: 3850 - total flux cleaned = -0.00259286 Jy ! Component: 3900 - total flux cleaned = -0.00255557 Jy ! Component: 3950 - total flux cleaned = -0.00251847 Jy ! Component: 4000 - total flux cleaned = -0.00249631 Jy ! Component: 4050 - total flux cleaned = -0.002511 Jy ! Total flux subtracted in 4096 components = -0.00251837 Jy ! Clean residual min=-0.000475 max=0.000472 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.234616 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 453 components and 0.234616 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1749+1944_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.958 x 1.918 at -8.858 degrees (North through East) ! Clean map min=-0.00077939 max=0.10078 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1749+1944_X_map.fits wmodel /vlbi/uf001/uva//J1749+1944_X_map.mod ! Writing 453 model components to file: /vlbi/uf001/uva//J1749+1944_X_map.mod wobs /vlbi/uf001/uva//J1749+1944_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1749+1944_X_uvs.fits wwins /vlbi/uf001/uva//J1749+1944_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1749+1944_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.100778 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127462 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.379434 0.379434 0.758869 1.51774 3.03547 6.07095 12.1419 24.2838 48.5676 97.1352 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 790.65 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1749+1944_X_dfm.log closed on Mon Jan 14 04:21:22 2019