! Started logfile: .//J1842+6809_X_dfm.log on Mon Jan 20 18:48:22 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1842+6809_X_uva.fits ! Reading UV FITS file: .//J1842+6809_X_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.976471 visibilities/baseline/integration-bin. ! Found source: J1842+6809 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5976 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1842+6809_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.084030Jy sigma=23.309071 ! Fit after self-cal, rms=0.685254Jy sigma=14.784675 ! 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=0.7013 mas, bmaj=2.844 mas, bpa=1.396 degrees ! Estimated noise=0.773765 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 = 0.246215 Jy ! Component: 100 - total flux cleaned = 0.366843 Jy ! Total flux subtracted in 100 components = 0.366843 Jy ! Clean residual min=-0.024022 max=0.056649 Jy/beam ! Clean residual mean=-0.000008 rms=0.006519 Jy/beam ! Combined flux in latest and established models = 0.366843 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.366843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.119339Jy sigma=2.524945 ! Fit after self-cal, rms=0.118833Jy sigma=2.514065 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0630018 Jy ! Component: 100 - total flux cleaned = 0.0956602 Jy ! Total flux subtracted in 100 components = 0.0956602 Jy ! Clean residual min=-0.010006 max=0.017959 Jy/beam ! Clean residual mean=-0.000005 rms=0.002953 Jy/beam ! Combined flux in latest and established models = 0.462503 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.462503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.063142Jy sigma=1.327200 ! Fit after self-cal, rms=0.063124Jy sigma=1.326822 ! Inverting map ! Added new window around map position (-7.6, 13.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191064 Jy ! Component: 100 - total flux cleaned = 0.031324 Jy ! Total flux subtracted in 100 components = 0.031324 Jy ! Clean residual min=-0.008395 max=0.012381 Jy/beam ! Clean residual mean=-0.000004 rms=0.002327 Jy/beam ! Combined flux in latest and established models = 0.493827 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.493827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.052264Jy sigma=1.100701 ! Fit after self-cal, rms=0.052001Jy sigma=1.094694 ! 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=0.8731 mas, bmaj=3.023 mas, bpa=0.7739 degrees ! Estimated noise=0.428329 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 = 0.0175231 Jy ! Component: 100 - total flux cleaned = 0.0288263 Jy ! Component: 150 - total flux cleaned = 0.0367092 Jy ! Component: 200 - total flux cleaned = 0.0425497 Jy ! Total flux subtracted in 200 components = 0.0425497 Jy ! Clean residual min=-0.012536 max=0.012745 Jy/beam ! Clean residual mean=-0.000011 rms=0.002449 Jy/beam ! Combined flux in latest and established models = 0.536377 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 76 components and 0.536377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.044373Jy sigma=0.938096 ! Fit after self-cal, rms=0.044086Jy sigma=0.931239 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8731 x 3.023 at 0.7739 degrees (North through East) ! Clean map min=-0.011584 max=0.31792 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.03 KP 1.02 ! LA 0.99 MK 1.07 NL 0.91 OV 1.07 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.06 KP 1.05 ! LA 0.98 MK 1.05 NL 0.91 OV 1.06 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.03 KP 1.01 ! LA 0.97 MK 1.05 NL 0.92 OV 1.06 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.06 KP 1.02 ! LA 1.00 MK 1.04 NL 0.92 OV 1.05 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.03 KP 1.05 ! LA 0.98 MK 1.04 NL 0.91 OV 1.06 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.04 KP 1.03 ! LA 0.99 MK 1.05 NL 0.91 OV 1.05 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.03 KP 1.05 ! LA 1.00 MK 1.10 NL 0.92 OV 1.05 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.05 KP 1.02 ! LA 1.01 MK 1.07 NL 0.89 OV 1.05 ! PT 0.95 SC 1.01 ! ! ! Fit before self-cal, rms=0.044086Jy sigma=0.931239 ! Fit after self-cal, rms=0.034860Jy sigma=0.722773 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8854 mas, bmaj=3.043 mas, bpa=0.7102 degrees ! Estimated noise=0.432526 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 (-4.4, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389599 Jy ! Component: 100 - total flux cleaned = 0.00145323 Jy ! Component: 150 - total flux cleaned = 0.00169833 Jy ! Component: 200 - total flux cleaned = 0.00150041 Jy ! Total flux subtracted in 200 components = 0.00150041 Jy ! Clean residual min=-0.003530 max=0.003537 Jy/beam ! Clean residual mean=-0.000002 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.537877 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 95 components and 0.537877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033472Jy sigma=0.694865 ! Fit after self-cal, rms=0.033421Jy sigma=0.694142 ! Inverting map ! Added new window around map position (1.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000794542 Jy ! Component: 100 - total flux cleaned = -2.70555e-06 Jy ! Component: 150 - total flux cleaned = -0.000513794 Jy ! Component: 200 - total flux cleaned = -0.000740363 Jy ! Total flux subtracted in 200 components = -0.000740363 Jy ! Clean residual min=-0.003218 max=0.002838 Jy/beam ! Clean residual mean=-0.000002 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.537137 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 112 components and 0.537137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032837Jy sigma=0.682588 ! Fit after self-cal, rms=0.032785Jy sigma=0.681872 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032785Jy sigma=0.681872 ! Fit after self-cal, rms=0.032585Jy sigma=0.679597 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.884 mas, bmaj=3.043 mas, bpa=0.7207 degrees ! Estimated noise=0.431278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125677 Jy ! Component: 100 - total flux cleaned = -0.00167412 Jy ! Component: 150 - total flux cleaned = -0.00173524 Jy ! Component: 200 - total flux cleaned = -0.00189143 Jy ! Total flux subtracted in 200 components = -0.00189143 Jy ! Clean residual min=-0.002826 max=0.002250 Jy/beam ! Clean residual mean=-0.000002 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.535245 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 123 components and 0.535245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032294Jy sigma=0.673939 ! Fit after self-cal, rms=0.032269Jy sigma=0.673624 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 = -0.000131776 Jy ! Component: 100 - total flux cleaned = -0.000446854 Jy ! Component: 150 - total flux cleaned = -0.000527381 Jy ! Component: 200 - total flux cleaned = -0.00060281 Jy ! Total flux subtracted in 200 components = -0.00060281 Jy ! Clean residual min=-0.002726 max=0.002191 Jy/beam ! Clean residual mean=-0.000002 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.534643 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 129 components and 0.534643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032158Jy sigma=0.671497 ! Fit after self-cal, rms=0.032150Jy sigma=0.671414 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032150Jy sigma=0.671414 ! Fit after self-cal, rms=0.032093Jy sigma=0.670621 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8835 mas, bmaj=3.043 mas, bpa=0.7371 degrees ! Estimated noise=0.430761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131864 Jy ! Component: 100 - total flux cleaned = -0.00132263 Jy ! Component: 150 - total flux cleaned = -0.00132447 Jy ! Component: 200 - total flux cleaned = -0.00132409 Jy ! Total flux subtracted in 200 components = -0.00132409 Jy ! Clean residual min=-0.002556 max=0.002040 Jy/beam ! Clean residual mean=-0.000002 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.533318 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 140 components and 0.533318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031994Jy sigma=0.668793 ! Fit after self-cal, rms=0.031986Jy sigma=0.668690 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 = -0.000134874 Jy ! Component: 100 - total flux cleaned = -0.00029737 Jy ! Component: 150 - total flux cleaned = -0.00029719 Jy ! Component: 200 - total flux cleaned = -0.000368539 Jy ! Total flux subtracted in 200 components = -0.000368539 Jy ! Clean residual min=-0.002516 max=0.002052 Jy/beam ! Clean residual mean=-0.000002 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.53295 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 148 components and 0.53295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031944Jy sigma=0.667909 ! Fit after self-cal, rms=0.031941Jy sigma=0.667877 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031941Jy sigma=0.667877 ! Fit after self-cal, rms=0.031929Jy sigma=0.667440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.995 mas, bmaj=3.263 mas, bpa=-2.465 degrees ! Estimated noise=0.54719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000402729 Jy ! Component: 100 - total flux cleaned = -0.00046128 Jy ! Component: 150 - total flux cleaned = -0.000584394 Jy ! Component: 200 - total flux cleaned = -0.000689764 Jy ! Total flux subtracted in 200 components = -0.000689764 Jy ! Clean residual min=-0.003235 max=0.002533 Jy/beam ! Clean residual mean=-0.000005 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.53226 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 162 components and 0.53226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031911Jy sigma=0.667046 ! Fit after self-cal, rms=0.031905Jy sigma=0.666950 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 = -9.75438e-05 Jy ! Component: 100 - total flux cleaned = -0.000116352 Jy ! Component: 150 - total flux cleaned = -0.000134126 Jy ! Component: 200 - total flux cleaned = -0.000167097 Jy ! Total flux subtracted in 200 components = -0.000167097 Jy ! Clean residual min=-0.003199 max=0.002515 Jy/beam ! Clean residual mean=-0.000005 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.532093 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 173 components and 0.532093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031906Jy sigma=0.667003 ! Fit after self-cal, rms=0.031903Jy sigma=0.666972 ! 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=0.8834 mas, bmaj=3.043 mas, bpa=0.7503 degrees ! Estimated noise=0.430607 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8834 x 3.043 at 0.7503 degrees (North through East) ! Clean map min=-0.0026764 max=0.3215 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=0.7072 mas, bmaj=2.861 mas, bpa=1.442 degrees ! Estimated noise=0.785281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.249246 Jy ! Component: 100 - total flux cleaned = 0.370896 Jy ! Component: 150 - total flux cleaned = 0.433251 Jy ! Component: 200 - total flux cleaned = 0.46535 Jy ! Total flux subtracted in 200 components = 0.46535 Jy ! Clean residual min=-0.007745 max=0.015340 Jy/beam ! Clean residual mean=-0.000004 rms=0.002099 Jy/beam ! Combined flux in latest and established models = 0.46535 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 0.46535 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8834 mas, bmaj=3.043 mas, bpa=0.7503 degrees ! Estimated noise=0.430607 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 = 0.0241431 Jy ! Component: 100 - total flux cleaned = 0.0372664 Jy ! Component: 150 - total flux cleaned = 0.0450733 Jy ! Component: 200 - total flux cleaned = 0.0503496 Jy ! Total flux subtracted in 200 components = 0.0503496 Jy ! Clean residual min=-0.003234 max=0.004535 Jy/beam ! Clean residual mean=-0.000004 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.5157 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 40 components and 0.5157 Jy ! Inverting map ! Added new window around map position (-6.4, 11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440239 Jy ! Component: 100 - total flux cleaned = 0.00739785 Jy ! Component: 150 - total flux cleaned = 0.00970968 Jy ! Component: 200 - total flux cleaned = 0.0111904 Jy ! Total flux subtracted in 200 components = 0.0111904 Jy ! Clean residual min=-0.002463 max=0.002702 Jy/beam ! Clean residual mean=-0.000003 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.52689 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 81 components and 0.52689 Jy ! Inverting map ! Added new window around map position (-10, 16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244084 Jy ! Component: 100 - total flux cleaned = 0.00330469 Jy ! Component: 150 - total flux cleaned = 0.00377177 Jy ! Component: 200 - total flux cleaned = 0.00405059 Jy ! Total flux subtracted in 200 components = 0.00405059 Jy ! Clean residual min=-0.002214 max=0.002110 Jy/beam ! Clean residual mean=-0.000002 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.530941 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 109 components and 0.530941 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=1.995 mas, bmaj=3.263 mas, bpa=-2.465 degrees ! Estimated noise=0.54719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000574931 Jy ! Component: 100 - total flux cleaned = 0.00112641 Jy ! Component: 150 - total flux cleaned = 0.00143819 Jy ! Component: 200 - total flux cleaned = 0.00162572 Jy ! Total flux subtracted in 200 components = 0.00162572 Jy ! Clean residual min=-0.002949 max=0.002502 Jy/beam ! Clean residual mean=-0.000004 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.532566 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 = 6.62914e-05 Jy ! Component: 100 - total flux cleaned = 9.67771e-05 Jy ! Component: 150 - total flux cleaned = 0.000154773 Jy ! Component: 200 - total flux cleaned = 0.000210237 Jy ! Total flux subtracted in 200 components = 0.000210237 Jy ! Clean residual min=-0.002849 max=0.002364 Jy/beam ! Clean residual mean=-0.000004 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.532777 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 148 components and 0.532777 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8834 mas, bmaj=3.043 mas, bpa=0.7503 degrees ! Estimated noise=0.430607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000105877 Jy ! Component: 100 - total flux cleaned = -3.10275e-05 Jy ! Component: 150 - total flux cleaned = -6.56877e-05 Jy ! Component: 200 - total flux cleaned = -9.83169e-05 Jy ! Total flux subtracted in 200 components = -9.83169e-05 Jy ! Clean residual min=-0.002027 max=0.001794 Jy/beam ! Clean residual mean=-0.000002 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.532679 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 164 components and 0.532679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031798Jy sigma=0.665123 ! Fit after self-cal, rms=0.031777Jy sigma=0.664700 wmodel J1842+6809_X_map.mod ! Writing 164 model components to file: J1842+6809_X_map.mod wobs J1842+6809_X_uvs.fits ! Writing UV FITS file: J1842+6809_X_uvs.fits wwins J1842+6809_X_map.win ! wwins: Wrote 6 windows to J1842+6809_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 = -0.000327555 Jy ! Component: 100 - total flux cleaned = -0.000122071 Jy ! Component: 150 - total flux cleaned = 1.32544e-05 Jy ! Component: 200 - total flux cleaned = -0.000136314 Jy ! Component: 250 - total flux cleaned = -0.000159988 Jy ! Component: 300 - total flux cleaned = -0.000114489 Jy ! Component: 350 - total flux cleaned = -5.48922e-06 Jy ! Component: 400 - total flux cleaned = 3.72463e-05 Jy ! Component: 450 - total flux cleaned = 0.000139782 Jy ! Component: 500 - total flux cleaned = 0.000120224 Jy ! Component: 550 - total flux cleaned = 0.000254646 Jy ! Component: 600 - total flux cleaned = 0.000291387 Jy ! Component: 650 - total flux cleaned = 0.000345614 Jy ! Component: 700 - total flux cleaned = 0.000380911 Jy ! Component: 750 - total flux cleaned = 0.00043265 Jy ! Component: 800 - total flux cleaned = 0.000415899 Jy ! Component: 850 - total flux cleaned = 0.000415683 Jy ! Component: 900 - total flux cleaned = 0.000463964 Jy ! Component: 950 - total flux cleaned = 0.000479606 Jy ! Component: 1000 - total flux cleaned = 0.000526054 Jy ! Component: 1050 - total flux cleaned = 0.000556456 Jy ! Component: 1100 - total flux cleaned = 0.000601222 Jy ! Component: 1150 - total flux cleaned = 0.000615967 Jy ! Component: 1200 - total flux cleaned = 0.000688063 Jy ! Component: 1250 - total flux cleaned = 0.000701924 Jy ! Component: 1300 - total flux cleaned = 0.000729745 Jy ! Component: 1350 - total flux cleaned = 0.000743389 Jy ! Component: 1400 - total flux cleaned = 0.00074338 Jy ! Component: 1450 - total flux cleaned = 0.000769863 Jy ! Component: 1500 - total flux cleaned = 0.000795817 Jy ! Component: 1550 - total flux cleaned = 0.000795843 Jy ! Component: 1600 - total flux cleaned = 0.000846518 Jy ! Component: 1650 - total flux cleaned = 0.000858957 Jy ! Component: 1700 - total flux cleaned = 0.000871281 Jy ! Component: 1750 - total flux cleaned = 0.000883463 Jy ! Component: 1800 - total flux cleaned = 0.000954702 Jy ! Component: 1850 - total flux cleaned = 0.000978363 Jy ! Component: 1900 - total flux cleaned = 0.00102457 Jy ! Component: 1950 - total flux cleaned = 0.00102439 Jy ! Component: 2000 - total flux cleaned = 0.00109218 Jy ! Component: 2050 - total flux cleaned = 0.00110355 Jy ! Component: 2100 - total flux cleaned = 0.00120241 Jy ! Component: 2150 - total flux cleaned = 0.00120244 Jy ! Component: 2200 - total flux cleaned = 0.00124496 Jy ! Component: 2250 - total flux cleaned = 0.0012766 Jy ! Component: 2300 - total flux cleaned = 0.00131831 Jy ! Component: 2350 - total flux cleaned = 0.00130808 Jy ! Component: 2400 - total flux cleaned = 0.00133851 Jy ! Component: 2450 - total flux cleaned = 0.00134873 Jy ! Component: 2500 - total flux cleaned = 0.00135863 Jy ! Component: 2550 - total flux cleaned = 0.00133906 Jy ! Component: 2600 - total flux cleaned = 0.00138753 Jy ! Component: 2650 - total flux cleaned = 0.00138749 Jy ! Component: 2700 - total flux cleaned = 0.00140645 Jy ! Component: 2750 - total flux cleaned = 0.00140658 Jy ! Component: 2800 - total flux cleaned = 0.00143445 Jy ! Component: 2850 - total flux cleaned = 0.00144356 Jy ! Component: 2900 - total flux cleaned = 0.00146171 Jy ! Component: 2950 - total flux cleaned = 0.00146164 Jy ! Component: 3000 - total flux cleaned = 0.00147044 Jy ! Component: 3050 - total flux cleaned = 0.00147045 Jy ! Component: 3100 - total flux cleaned = 0.00147049 Jy ! Component: 3150 - total flux cleaned = 0.00147917 Jy ! Component: 3200 - total flux cleaned = 0.00146189 Jy ! Component: 3250 - total flux cleaned = 0.00142778 Jy ! Component: 3300 - total flux cleaned = 0.00145301 Jy ! Component: 3350 - total flux cleaned = 0.00141942 Jy ! Component: 3400 - total flux cleaned = 0.00141111 Jy ! Component: 3450 - total flux cleaned = 0.00139464 Jy ! Component: 3500 - total flux cleaned = 0.00138641 Jy ! Component: 3550 - total flux cleaned = 0.00142692 Jy ! Component: 3600 - total flux cleaned = 0.00137025 Jy ! Component: 3650 - total flux cleaned = 0.00135424 Jy ! Component: 3700 - total flux cleaned = 0.00137015 Jy ! Component: 3750 - total flux cleaned = 0.00131488 Jy ! Component: 3800 - total flux cleaned = 0.00133849 Jy ! Component: 3850 - total flux cleaned = 0.00134629 Jy ! Component: 3900 - total flux cleaned = 0.00137739 Jy ! Component: 3950 - total flux cleaned = 0.00138505 Jy ! Component: 4000 - total flux cleaned = 0.001385 Jy ! Component: 4050 - total flux cleaned = 0.00140035 Jy ! Total flux subtracted in 4096 components = 0.00143067 Jy ! Clean residual min=-0.000460 max=0.000428 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.534109 Jy keep ! Adding 336 model components to the UV plane model. ! The established model now contains 500 components and 0.534109 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1842+6809_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8834 x 3.043 at 0.7503 degrees (North through East) ! Clean map min=-0.0012169 max=0.32149 Jy/beam ! Writing clean map to FITS file: .//J1842+6809_X_map.fits wmodel .//J1842+6809_X_map.mod ! Writing 500 model components to file: .//J1842+6809_X_map.mod wobs .//J1842+6809_X_uvs.fits ! Writing UV FITS file: .//J1842+6809_X_uvs.fits wwins .//J1842+6809_X_map.win ! wwins: Wrote 7 windows to .//J1842+6809_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.321487 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130796 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.122054 0.122054 0.244107 0.488214 0.976428 1.95286 3.90571 7.81143 15.6229 31.2457 62.4914 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.321 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2457.94 quit ! Quitting program ! Log file .//J1842+6809_X_dfm.log closed on Mon Jan 20 18:48:26 2020