! Started logfile: /vlbi/uf001/uva//J1949+5041_X_dfm.log on Mon Jan 14 05:15:24 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//J1949+5041_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1949+5041_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.851466 visibilities/baseline/integration-bin. ! Found source: J1949+5041 ! ! 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 26484 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 J1949+5041_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008312Jy sigma=22.897688 ! Fit after self-cal, rms=0.881905Jy sigma=19.953402 ! 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=0.7166 mas, bmaj=0.9655 mas, bpa=4.88 degrees ! Estimated noise=0.439799 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 = 0.0908211 Jy ! Component: 100 - total flux cleaned = 0.112341 Jy ! Total flux subtracted in 100 components = 0.112341 Jy ! Clean residual min=-0.004736 max=0.008803 Jy/beam ! Clean residual mean=0.000005 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 0.112341 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.112341 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=0.061510Jy sigma=1.309914 ! Fit after self-cal, rms=0.061492Jy sigma=1.309592 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00985109 Jy ! Component: 100 - total flux cleaned = 0.0150519 Jy ! Total flux subtracted in 100 components = 0.0150519 Jy ! Clean residual min=-0.004458 max=0.005615 Jy/beam ! Clean residual mean=0.000003 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.127393 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.127393 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=0.059706Jy sigma=1.256465 ! Fit after self-cal, rms=0.059711Jy sigma=1.256310 ! 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=0.9031 mas, bmaj=1.267 mas, bpa=2.211 degrees ! Estimated noise=0.194862 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 (0.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00688725 Jy ! Component: 100 - total flux cleaned = 0.0114769 Jy ! Component: 150 - total flux cleaned = 0.0148941 Jy ! Component: 200 - total flux cleaned = 0.0170003 Jy ! Total flux subtracted in 200 components = 0.0170003 Jy ! Clean residual min=-0.003435 max=0.005419 Jy/beam ! Clean residual mean=-0.000000 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.144394 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.144394 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=0.058747Jy sigma=1.231512 ! Fit after self-cal, rms=0.058677Jy sigma=1.229454 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9031 x 1.267 at 2.211 degrees (North through East) ! Clean map min=-0.0032487 max=0.11979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.17 KP 0.99 LA 0.97 ! MK 1.00 NL 1.07 OV 0.88 PT 0.93 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.18 KP 1.04 LA 0.96 ! MK 0.99 NL 1.07 OV 0.90 PT 0.90 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.18 KP 1.01 LA 1.00 ! MK 1.00 NL 1.09 OV 0.89 PT 0.93 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.15 KP 1.04 LA 0.97 ! MK 0.99 NL 1.11 OV 0.89 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.11 KP 1.06 LA 0.95 ! MK 0.99 NL 1.11 OV 0.89 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.15 KP 1.04 LA 0.98 ! MK 0.97 NL 1.06 OV 0.88 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.14 KP 1.03 LA 0.99 ! MK 0.99 NL 1.09 OV 0.91 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.13 KP 1.04 LA 0.98 ! MK 1.02 NL 1.08 OV 0.89 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.17 KP 1.04 LA 1.01 ! MK 1.01 NL 1.10 OV 0.89 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.12 KP 1.06 LA 1.00 ! MK 1.00 NL 1.06 OV 0.90 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.16 KP 1.04 LA 0.98 ! MK 1.04 NL 1.09 OV 0.91 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.20 KP 1.05 LA 0.98 ! MK 0.95 NL 1.12 OV 0.91 PT 0.93 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.058677Jy sigma=1.229454 ! Fit after self-cal, rms=0.059076Jy sigma=1.195201 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9021 mas, bmaj=1.273 mas, bpa=3.839 degrees ! Estimated noise=0.193598 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 = -0.00140199 Jy ! Component: 100 - total flux cleaned = -0.0020099 Jy ! Component: 150 - total flux cleaned = -0.00221639 Jy ! Component: 200 - total flux cleaned = -0.00235683 Jy ! Total flux subtracted in 200 components = -0.00235683 Jy ! Clean residual min=-0.002380 max=0.002490 Jy/beam ! Clean residual mean=0.000006 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.142037 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.142037 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=0.058937Jy sigma=1.193032 ! Fit after self-cal, rms=0.059055Jy sigma=1.192529 ! Inverting map ! Added new window around map position (-1.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000881879 Jy ! Component: 100 - total flux cleaned = 0.000617089 Jy ! Component: 150 - total flux cleaned = 0.000391055 Jy ! Component: 200 - total flux cleaned = 9.40468e-05 Jy ! Total flux subtracted in 200 components = 9.40468e-05 Jy ! Clean residual min=-0.002282 max=0.002320 Jy/beam ! Clean residual mean=0.000006 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.142131 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.142131 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=0.058866Jy sigma=1.190024 ! Fit after self-cal, rms=0.058860Jy sigma=1.189779 ! 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=0.058860Jy sigma=1.189779 ! Fit after self-cal, rms=0.061350Jy sigma=1.174635 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.901 mas, bmaj=1.264 mas, bpa=3.228 degrees ! Estimated noise=0.194167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000301721 Jy ! Component: 100 - total flux cleaned = -0.000266766 Jy ! Component: 150 - total flux cleaned = -0.000236391 Jy ! Component: 200 - total flux cleaned = -0.000146702 Jy ! Total flux subtracted in 200 components = -0.000146702 Jy ! Clean residual min=-0.001169 max=0.001278 Jy/beam ! Clean residual mean=0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.141984 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.141984 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=0.061312Jy sigma=1.173446 ! Fit after self-cal, rms=0.061367Jy sigma=1.173232 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 (-3.2, -10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000873958 Jy ! Component: 100 - total flux cleaned = 0.00101863 Jy ! Component: 150 - total flux cleaned = 0.00114998 Jy ! Component: 200 - total flux cleaned = 0.00129384 Jy ! Total flux subtracted in 200 components = 0.00129384 Jy ! Clean residual min=-0.001058 max=0.001051 Jy/beam ! Clean residual mean=0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.143278 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 86 components and 0.143278 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=0.061341Jy sigma=1.172464 ! Fit after self-cal, rms=0.061337Jy sigma=1.172436 ! 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=0.061337Jy sigma=1.172436 ! Fit after self-cal, rms=0.061638Jy sigma=1.172298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9007 mas, bmaj=1.263 mas, bpa=3.181 degrees ! Estimated noise=0.19414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.15578e-05 Jy ! Component: 100 - total flux cleaned = 0.000109828 Jy ! Component: 150 - total flux cleaned = 0.000178071 Jy ! Component: 200 - total flux cleaned = 0.000261024 Jy ! Total flux subtracted in 200 components = 0.000261024 Jy ! Clean residual min=-0.000976 max=0.000975 Jy/beam ! Clean residual mean=0.000002 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.143539 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 93 components and 0.143539 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=0.061624Jy sigma=1.171820 ! Fit after self-cal, rms=0.061628Jy sigma=1.171812 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 (5.8, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000788396 Jy ! Component: 100 - total flux cleaned = 0.000992363 Jy ! Component: 150 - total flux cleaned = 0.00108476 Jy ! Component: 200 - total flux cleaned = 0.0011193 Jy ! Total flux subtracted in 200 components = 0.0011193 Jy ! Clean residual min=-0.000939 max=0.000953 Jy/beam ! Clean residual mean=0.000002 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.144658 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.144658 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=0.061613Jy sigma=1.171407 ! Fit after self-cal, rms=0.061613Jy sigma=1.171394 ! Inverting map ! Added new window around map position (25.2, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000747996 Jy ! Component: 100 - total flux cleaned = 0.000945895 Jy ! Component: 150 - total flux cleaned = 0.00104529 Jy ! Component: 200 - total flux cleaned = 0.00110752 Jy ! Total flux subtracted in 200 components = 0.00110752 Jy ! Clean residual min=-0.000883 max=0.000873 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.145766 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 122 components and 0.145766 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=0.061598Jy sigma=1.171068 ! Fit after self-cal, rms=0.061598Jy sigma=1.171055 ! 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=0.061598Jy sigma=1.171055 ! Fit after self-cal, rms=0.061652Jy sigma=1.170974 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=2.357 mas, bpa=-16.84 degrees ! Estimated noise=0.249489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.37893e-05 Jy ! Component: 100 - total flux cleaned = -1.39269e-05 Jy ! Component: 150 - total flux cleaned = 0.000139159 Jy ! Component: 200 - total flux cleaned = 0.000258839 Jy ! Total flux subtracted in 200 components = 0.000258839 Jy ! Clean residual min=-0.000825 max=0.000894 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.146025 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 137 components and 0.146025 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=0.061650Jy sigma=1.170890 ! Fit after self-cal, rms=0.061652Jy sigma=1.170879 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 = 0.000117997 Jy ! Component: 100 - total flux cleaned = 0.000221464 Jy ! Component: 150 - total flux cleaned = 0.000332298 Jy ! Component: 200 - total flux cleaned = 0.000386905 Jy ! Total flux subtracted in 200 components = 0.000386905 Jy ! Clean residual min=-0.000809 max=0.000869 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.146412 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 144 components and 0.146411 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=0.061652Jy sigma=1.170883 ! Fit after self-cal, rms=0.061652Jy sigma=1.170880 ! 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=0.9006 mas, bmaj=1.263 mas, bpa=3.179 degrees ! Estimated noise=0.193946 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9006 x 1.263 at 3.179 degrees (North through East) ! Clean map min=-0.00086602 max=0.11892 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=0.7092 mas, bmaj=0.9605 mas, bpa=6.061 degrees ! Estimated noise=0.436178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0899438 Jy ! Component: 100 - total flux cleaned = 0.11192 Jy ! Component: 150 - total flux cleaned = 0.12217 Jy ! Component: 200 - total flux cleaned = 0.127546 Jy ! Total flux subtracted in 200 components = 0.127546 Jy ! Clean residual min=-0.002292 max=0.002620 Jy/beam ! Clean residual mean=0.000003 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.127546 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.127546 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9006 mas, bmaj=1.263 mas, bpa=3.179 degrees ! Estimated noise=0.193946 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 = 0.00429623 Jy ! Component: 100 - total flux cleaned = 0.00702932 Jy ! Component: 150 - total flux cleaned = 0.00907643 Jy ! Component: 200 - total flux cleaned = 0.0106858 Jy ! Total flux subtracted in 200 components = 0.0106858 Jy ! Clean residual min=-0.001051 max=0.001243 Jy/beam ! Clean residual mean=0.000003 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.138232 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.138232 Jy ! Inverting map ! Added new window around map position (0.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014004 Jy ! Component: 100 - total flux cleaned = 0.00256199 Jy ! Component: 150 - total flux cleaned = 0.00356868 Jy ! Component: 200 - total flux cleaned = 0.00442013 Jy ! Total flux subtracted in 200 components = 0.00442013 Jy ! Clean residual min=-0.000955 max=0.000877 Jy/beam ! Clean residual mean=0.000002 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.142652 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 45 components and 0.142652 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=2.156 mas, bmaj=2.357 mas, bpa=-16.84 degrees ! Estimated noise=0.249489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000737868 Jy ! Component: 100 - total flux cleaned = 0.00117341 Jy ! Component: 150 - total flux cleaned = 0.00154854 Jy ! Component: 200 - total flux cleaned = 0.0019011 Jy ! Total flux subtracted in 200 components = 0.0019011 Jy ! Clean residual min=-0.000854 max=0.000934 Jy/beam ! Clean residual mean=0.000003 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.144553 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 = 0.000311484 Jy ! Component: 100 - total flux cleaned = 0.000587774 Jy ! Component: 150 - total flux cleaned = 0.00083299 Jy ! Component: 200 - total flux cleaned = 0.00103915 Jy ! Total flux subtracted in 200 components = 0.00103915 Jy ! Clean residual min=-0.000818 max=0.000872 Jy/beam ! Clean residual mean=0.000002 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.145592 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 92 components and 0.145592 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9006 mas, bmaj=1.263 mas, bpa=3.179 degrees ! Estimated noise=0.193946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002772 Jy ! Component: 100 - total flux cleaned = 0.000498985 Jy ! Component: 150 - total flux cleaned = 0.000609114 Jy ! Component: 200 - total flux cleaned = 0.000629815 Jy ! Total flux subtracted in 200 components = 0.000629815 Jy ! Clean residual min=-0.000872 max=0.000817 Jy/beam ! Clean residual mean=0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.146222 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 108 components and 0.146222 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=0.061672Jy sigma=1.171107 ! Fit after self-cal, rms=0.061660Jy sigma=1.171020 wmodel J1949+5041_X_map.mod ! Writing 108 model components to file: J1949+5041_X_map.mod wobs J1949+5041_X_uvs.fits ! Writing UV FITS file: J1949+5041_X_uvs.fits wwins J1949+5041_X_map.win ! wwins: Wrote 7 windows to J1949+5041_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 = -0.000234048 Jy ! Component: 100 - total flux cleaned = -0.000396799 Jy ! Component: 150 - total flux cleaned = -0.000553573 Jy ! Component: 200 - total flux cleaned = -0.000705296 Jy ! Component: 250 - total flux cleaned = -0.000839544 Jy ! Component: 300 - total flux cleaned = -0.000931613 Jy ! Component: 350 - total flux cleaned = -0.00102193 Jy ! Component: 400 - total flux cleaned = -0.00109788 Jy ! Component: 450 - total flux cleaned = -0.00116004 Jy ! Component: 500 - total flux cleaned = -0.00122098 Jy ! Component: 550 - total flux cleaned = -0.00126905 Jy ! Component: 600 - total flux cleaned = -0.00131651 Jy ! Component: 650 - total flux cleaned = -0.00133989 Jy ! Component: 700 - total flux cleaned = -0.0013633 Jy ! Component: 750 - total flux cleaned = -0.00142046 Jy ! Component: 800 - total flux cleaned = -0.0014542 Jy ! Component: 850 - total flux cleaned = -0.00147642 Jy ! Component: 900 - total flux cleaned = -0.00150925 Jy ! Component: 950 - total flux cleaned = -0.00149846 Jy ! Component: 1000 - total flux cleaned = -0.00158439 Jy ! Component: 1050 - total flux cleaned = -0.00161607 Jy ! Component: 1100 - total flux cleaned = -0.00163684 Jy ! Component: 1150 - total flux cleaned = -0.00162665 Jy ! Component: 1200 - total flux cleaned = -0.0017091 Jy ! Component: 1250 - total flux cleaned = -0.00171913 Jy ! Component: 1300 - total flux cleaned = -0.00171916 Jy ! Component: 1350 - total flux cleaned = -0.00176925 Jy ! Component: 1400 - total flux cleaned = -0.001799 Jy ! Component: 1450 - total flux cleaned = -0.0018482 Jy ! Component: 1500 - total flux cleaned = -0.00187717 Jy ! Component: 1550 - total flux cleaned = -0.00188681 Jy ! Component: 1600 - total flux cleaned = -0.00192499 Jy ! Component: 1650 - total flux cleaned = -0.00194407 Jy ! Component: 1700 - total flux cleaned = -0.00197234 Jy ! Component: 1750 - total flux cleaned = -0.00203765 Jy ! Component: 1800 - total flux cleaned = -0.00206538 Jy ! Component: 1850 - total flux cleaned = -0.00211128 Jy ! Component: 1900 - total flux cleaned = -0.00218413 Jy ! Component: 1950 - total flux cleaned = -0.00220219 Jy ! Component: 2000 - total flux cleaned = -0.00225596 Jy ! Component: 2050 - total flux cleaned = -0.00230038 Jy ! Component: 2100 - total flux cleaned = -0.00234448 Jy ! Component: 2150 - total flux cleaned = -0.00236213 Jy ! Component: 2200 - total flux cleaned = -0.00240574 Jy ! Component: 2250 - total flux cleaned = -0.00246634 Jy ! Component: 2300 - total flux cleaned = -0.00248353 Jy ! Component: 2350 - total flux cleaned = -0.0025518 Jy ! Component: 2400 - total flux cleaned = -0.00261119 Jy ! Component: 2450 - total flux cleaned = -0.00261123 Jy ! Component: 2500 - total flux cleaned = -0.00266988 Jy ! Component: 2550 - total flux cleaned = -0.00264487 Jy ! Component: 2600 - total flux cleaned = -0.00269463 Jy ! Component: 2650 - total flux cleaned = -0.00274402 Jy ! Component: 2700 - total flux cleaned = -0.00276857 Jy ! Component: 2750 - total flux cleaned = -0.00278479 Jy ! Component: 2800 - total flux cleaned = -0.00280907 Jy ! Component: 2850 - total flux cleaned = -0.00287327 Jy ! Component: 2900 - total flux cleaned = -0.00289723 Jy ! Component: 2950 - total flux cleaned = -0.00291316 Jy ! Component: 3000 - total flux cleaned = -0.00294467 Jy ! Component: 3050 - total flux cleaned = -0.00294463 Jy ! Component: 3100 - total flux cleaned = -0.00296811 Jy ! Component: 3150 - total flux cleaned = -0.00301471 Jy ! Component: 3200 - total flux cleaned = -0.00307639 Jy ! Component: 3250 - total flux cleaned = -0.00309169 Jy ! Component: 3300 - total flux cleaned = -0.0030764 Jy ! Component: 3350 - total flux cleaned = -0.00310667 Jy ! Component: 3400 - total flux cleaned = -0.00310664 Jy ! Component: 3450 - total flux cleaned = -0.00314416 Jy ! Component: 3500 - total flux cleaned = -0.00316651 Jy ! Component: 3550 - total flux cleaned = -0.00316651 Jy ! Component: 3600 - total flux cleaned = -0.00318877 Jy ! Component: 3650 - total flux cleaned = -0.00318148 Jy ! Component: 3700 - total flux cleaned = -0.0032035 Jy ! Component: 3750 - total flux cleaned = -0.00324715 Jy ! Component: 3800 - total flux cleaned = -0.00325438 Jy ! Component: 3850 - total flux cleaned = -0.00327601 Jy ! Component: 3900 - total flux cleaned = -0.00329746 Jy ! Component: 3950 - total flux cleaned = -0.00326189 Jy ! Component: 4000 - total flux cleaned = -0.00329021 Jy ! Component: 4050 - total flux cleaned = -0.00325498 Jy ! Total flux subtracted in 4096 components = -0.0033111 Jy ! Clean residual min=-0.000444 max=0.000449 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.142911 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 402 components and 0.142911 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1949+5041_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9006 x 1.263 at 3.179 degrees (North through East) ! Clean map min=-0.00067352 max=0.1192 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1949+5041_X_map.fits wmodel /vlbi/uf001/uva//J1949+5041_X_map.mod ! Writing 402 model components to file: /vlbi/uf001/uva//J1949+5041_X_map.mod wobs /vlbi/uf001/uva//J1949+5041_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1949+5041_X_uvs.fits wwins /vlbi/uf001/uva//J1949+5041_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1949+5041_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.119195 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116441 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.293067 0.293067 0.586134 1.17227 2.34453 4.68907 9.37814 18.7563 37.5125 75.0251 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.119 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1023.66 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1949+5041_X_dfm.log closed on Mon Jan 14 05:15:29 2019