! Started logfile: .//J1627+4955_C_dfm.log on Mon Jan 20 18:27:14 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1627+4955_C_uva.fits ! Reading UV FITS file: .//J1627+4955_C_uva.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.9875 visibilities/baseline/integration-bin. ! Found source: J1627+4955 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5688 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1627+4955_C] 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 0.300x0.300 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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999766Jy sigma=23.141433 ! Fit after self-cal, rms=0.970133Jy sigma=22.455347 ! 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=1.282 mas, bmaj=4.657 mas, bpa=-17.75 degrees ! Estimated noise=0.70519 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 = 0.0225604 Jy ! Component: 100 - total flux cleaned = 0.03046 Jy ! Total flux subtracted in 100 components = 0.03046 Jy ! Clean residual min=-0.003292 max=0.003725 Jy/beam ! Clean residual mean=-0.000002 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.03046 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.03046 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=0.037508Jy sigma=0.781118 ! Fit after self-cal, rms=0.035783Jy sigma=0.736562 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00594294 Jy ! Component: 100 - total flux cleaned = 0.00930863 Jy ! Total flux subtracted in 100 components = 0.00930863 Jy ! Clean residual min=-0.002879 max=0.002843 Jy/beam ! Clean residual mean=-0.000000 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.0397687 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.0397687 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=0.034697Jy sigma=0.707926 ! Fit after self-cal, rms=0.034675Jy sigma=0.707459 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.572 mas, bmaj=4.85 mas, bpa=-18.96 degrees ! Estimated noise=0.414811 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 = 0.00280722 Jy ! Component: 100 - total flux cleaned = 0.00450098 Jy ! Component: 150 - total flux cleaned = 0.00559615 Jy ! Component: 200 - total flux cleaned = 0.00634867 Jy ! Total flux subtracted in 200 components = 0.00634867 Jy ! Clean residual min=-0.001745 max=0.002329 Jy/beam ! Clean residual mean=-0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.0461173 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0461173 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=0.034452Jy sigma=0.700836 ! Fit after self-cal, rms=0.034442Jy sigma=0.700506 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.572 x 4.85 at -18.96 degrees (North through East) ! Clean map min=-0.0017068 max=0.032526 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.23 HN 1.13 KP 1.00 ! LA 1.00 MK 1.09 NL 0.90 OV 0.88 ! PT 0.90 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 1.23 KP 0.97 ! LA 1.06 MK 0.99 NL 1.09 OV 1.03 ! PT 1.05 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.08 KP 1.03 ! LA 0.99 MK 1.01 NL 0.99 OV 1.00 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.45 KP 0.99 ! LA 1.00 MK 1.10 NL 0.98 OV 0.95 ! PT 0.96 SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.93 HN 1.00 KP 0.99 ! LA 1.17 MK 1.06 NL 0.95 OV 0.94 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.14 KP 1.00 ! LA 1.09 MK 0.84 NL 0.90 OV 1.04 ! PT 1.09 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.11 HN 1.03 KP 1.04 ! LA 0.96 MK 0.89 NL 0.91 OV 1.03 ! PT 0.99 SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.96 HN 0.97 KP 0.92 ! LA 1.04 MK 0.80 NL 0.99 OV 0.98 ! PT 1.01 SC 1.01 ! ! ! Fit before self-cal, rms=0.034442Jy sigma=0.700506 ! Fit after self-cal, rms=0.031853Jy sigma=0.694820 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.561 mas, bmaj=4.84 mas, bpa=-19.03 degrees ! Estimated noise=0.406385 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.5, 16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195596 Jy ! Component: 100 - total flux cleaned = 0.00306446 Jy ! Component: 150 - total flux cleaned = 0.00393312 Jy ! Component: 200 - total flux cleaned = 0.00464874 Jy ! Total flux subtracted in 200 components = 0.00464874 Jy ! Clean residual min=-0.001377 max=0.001347 Jy/beam ! Clean residual mean=-0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0507661 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.0507661 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=0.031712Jy sigma=0.691356 ! Fit after self-cal, rms=0.031724Jy sigma=0.690902 ! 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=0.031724Jy sigma=0.690902 ! Fit after self-cal, rms=0.031703Jy sigma=0.690790 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.555 mas, bmaj=4.842 mas, bpa=-19.05 degrees ! Estimated noise=0.404712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00076884 Jy ! Component: 100 - total flux cleaned = 0.00119825 Jy ! Component: 150 - total flux cleaned = 0.0014099 Jy ! Component: 200 - total flux cleaned = 0.00158509 Jy ! Total flux subtracted in 200 components = 0.00158509 Jy ! Clean residual min=-0.001276 max=0.001207 Jy/beam ! Clean residual mean=-0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0523511 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 76 components and 0.0523512 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=0.031670Jy sigma=0.690037 ! Fit after self-cal, rms=0.031671Jy sigma=0.689998 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 = 0.000143176 Jy ! Component: 100 - total flux cleaned = 0.000306123 Jy ! Component: 150 - total flux cleaned = 0.000424231 Jy ! Component: 200 - total flux cleaned = 0.000551103 Jy ! Total flux subtracted in 200 components = 0.000551103 Jy ! Clean residual min=-0.001219 max=0.001157 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0529023 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 83 components and 0.0529023 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=0.031654Jy sigma=0.689596 ! Fit after self-cal, rms=0.031653Jy sigma=0.689578 ! 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=0.031653Jy sigma=0.689578 ! Fit after self-cal, rms=0.031611Jy sigma=0.689540 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.55 mas, bmaj=4.838 mas, bpa=-19.06 degrees ! Estimated noise=0.404011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197848 Jy ! Component: 100 - total flux cleaned = 0.000374368 Jy ! Component: 150 - total flux cleaned = 0.0004927 Jy ! Component: 200 - total flux cleaned = 0.00056205 Jy ! Total flux subtracted in 200 components = 0.00056205 Jy ! Clean residual min=-0.001203 max=0.001174 Jy/beam ! Clean residual mean=-0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0534643 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.0534643 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=0.031597Jy sigma=0.689228 ! Fit after self-cal, rms=0.031599Jy sigma=0.689213 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 = 1.27686e-05 Jy ! Component: 100 - total flux cleaned = 7.88584e-05 Jy ! Component: 150 - total flux cleaned = 0.000128788 Jy ! Component: 200 - total flux cleaned = 0.000198912 Jy ! Total flux subtracted in 200 components = 0.000198912 Jy ! Clean residual min=-0.001204 max=0.001182 Jy/beam ! Clean residual mean=0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0536632 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 92 components and 0.0536632 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=0.031589Jy sigma=0.689006 ! Fit after self-cal, rms=0.031588Jy sigma=0.688994 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.031588Jy sigma=0.688994 ! Fit after self-cal, rms=0.031517Jy sigma=0.688976 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.494 mas, bmaj=5.225 mas, bpa=-22.15 degrees ! Estimated noise=0.516609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000574703 Jy ! Component: 100 - total flux cleaned = 0.000742621 Jy ! Component: 150 - total flux cleaned = 0.000823285 Jy ! Component: 200 - total flux cleaned = 0.000894781 Jy ! Total flux subtracted in 200 components = 0.000894781 Jy ! Clean residual min=-0.001327 max=0.001584 Jy/beam ! Clean residual mean=0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.054558 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.054558 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=0.031511Jy sigma=0.688894 ! Fit after self-cal, rms=0.031507Jy sigma=0.688865 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 = 1.6217e-05 Jy ! Component: 100 - total flux cleaned = 5.79841e-05 Jy ! Component: 150 - total flux cleaned = 7.08079e-05 Jy ! Component: 200 - total flux cleaned = 8.34008e-05 Jy ! Total flux subtracted in 200 components = 8.34008e-05 Jy ! Clean residual min=-0.001321 max=0.001587 Jy/beam ! Clean residual mean=0.000001 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0546414 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.0546414 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=0.031503Jy sigma=0.688819 ! Fit after self-cal, rms=0.031500Jy sigma=0.688804 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.547 mas, bmaj=4.833 mas, bpa=-19.08 degrees ! Estimated noise=0.4033 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.547 x 4.833 at -19.08 degrees (North through East) ! Clean map min=-0.0011462 max=0.032146 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=1.258 mas, bmaj=4.656 mas, bpa=-17.82 degrees ! Estimated noise=0.677311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235662 Jy ! Component: 100 - total flux cleaned = 0.0322456 Jy ! Component: 150 - total flux cleaned = 0.037003 Jy ! Component: 200 - total flux cleaned = 0.0403259 Jy ! Total flux subtracted in 200 components = 0.0403259 Jy ! Clean residual min=-0.002779 max=0.002567 Jy/beam ! Clean residual mean=-0.000001 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.0403259 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0403259 Jy ! Inverting map and beam ! Estimated beam: bmin=1.547 mas, bmaj=4.833 mas, bpa=-19.08 degrees ! Estimated noise=0.4033 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 = 0.0029947 Jy ! Component: 100 - total flux cleaned = 0.00505465 Jy ! Component: 150 - total flux cleaned = 0.00660908 Jy ! Component: 200 - total flux cleaned = 0.00787857 Jy ! Total flux subtracted in 200 components = 0.00787857 Jy ! Clean residual min=-0.001529 max=0.001652 Jy/beam ! Clean residual mean=-0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0482045 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 50 components and 0.0482045 Jy ! Inverting map ! Added new window around map position (-0.6, 6.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153492 Jy ! Component: 100 - total flux cleaned = 0.00250999 Jy ! Component: 150 - total flux cleaned = 0.00319177 Jy ! Component: 200 - total flux cleaned = 0.0035328 Jy ! Total flux subtracted in 200 components = 0.0035328 Jy ! Clean residual min=-0.001325 max=0.001101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0517373 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 83 components and 0.0517373 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.494 mas, bmaj=5.225 mas, bpa=-22.15 degrees ! Estimated noise=0.516609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000950576 Jy ! Component: 100 - total flux cleaned = 0.00142362 Jy ! Component: 150 - total flux cleaned = 0.0017997 Jy ! Component: 200 - total flux cleaned = 0.00209816 Jy ! Total flux subtracted in 200 components = 0.00209816 Jy ! Clean residual min=-0.001410 max=0.001445 Jy/beam ! Clean residual mean=0.000000 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0538354 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 = 0.00023746 Jy ! Component: 100 - total flux cleaned = 0.000353428 Jy ! Component: 150 - total flux cleaned = 0.000441249 Jy ! Component: 200 - total flux cleaned = 0.000521611 Jy ! Total flux subtracted in 200 components = 0.000521611 Jy ! Clean residual min=-0.001330 max=0.001449 Jy/beam ! Clean residual mean=0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0543571 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 146 components and 0.0543571 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.547 mas, bmaj=4.833 mas, bpa=-19.08 degrees ! Estimated noise=0.4033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.39552e-05 Jy ! Component: 100 - total flux cleaned = -0.000141461 Jy ! Component: 150 - total flux cleaned = -0.000198422 Jy ! Component: 200 - total flux cleaned = -0.000214962 Jy ! Total flux subtracted in 200 components = -0.000214962 Jy ! Clean residual min=-0.001127 max=0.001104 Jy/beam ! Clean residual mean=0.000000 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0541421 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 164 components and 0.0541421 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=0.031491Jy sigma=0.688474 ! Fit after self-cal, rms=0.031488Jy sigma=0.688342 wmodel J1627+4955_C_map.mod ! Writing 164 model components to file: J1627+4955_C_map.mod wobs J1627+4955_C_uvs.fits ! Writing UV FITS file: J1627+4955_C_uvs.fits wwins J1627+4955_C_map.win ! wwins: Wrote 3 windows to J1627+4955_C_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 = -0.000232233 Jy ! Component: 100 - total flux cleaned = -0.000443985 Jy ! Component: 150 - total flux cleaned = -0.000571042 Jy ! Component: 200 - total flux cleaned = -0.000676451 Jy ! Component: 250 - total flux cleaned = -0.000778937 Jy ! Component: 300 - total flux cleaned = -0.000911065 Jy ! Component: 350 - total flux cleaned = -0.000926698 Jy ! Component: 400 - total flux cleaned = -0.000879754 Jy ! Component: 450 - total flux cleaned = -0.000818918 Jy ! Component: 500 - total flux cleaned = -0.000818441 Jy ! Component: 550 - total flux cleaned = -0.000744988 Jy ! Component: 600 - total flux cleaned = -0.000744699 Jy ! Component: 650 - total flux cleaned = -0.000646253 Jy ! Component: 700 - total flux cleaned = -0.000605116 Jy ! Component: 750 - total flux cleaned = -0.000550801 Jy ! Component: 800 - total flux cleaned = -0.000470726 Jy ! Component: 850 - total flux cleaned = -0.000378773 Jy ! Component: 900 - total flux cleaned = -0.000340315 Jy ! Component: 950 - total flux cleaned = -0.000314972 Jy ! Component: 1000 - total flux cleaned = -0.000227405 Jy ! Component: 1050 - total flux cleaned = -0.000202854 Jy ! Component: 1100 - total flux cleaned = -0.000202834 Jy ! Component: 1150 - total flux cleaned = -0.000155049 Jy ! Component: 1200 - total flux cleaned = -0.000131472 Jy ! Component: 1250 - total flux cleaned = -0.000108081 Jy ! Component: 1300 - total flux cleaned = -9.65214e-05 Jy ! Component: 1350 - total flux cleaned = -8.51669e-05 Jy ! Component: 1400 - total flux cleaned = -4.0366e-05 Jy ! Component: 1450 - total flux cleaned = -7.36864e-05 Jy ! Component: 1500 - total flux cleaned = -5.17238e-05 Jy ! Component: 1550 - total flux cleaned = -4.12049e-05 Jy ! Component: 1600 - total flux cleaned = -1.99358e-05 Jy ! Component: 1650 - total flux cleaned = -8.33629e-05 Jy ! Component: 1700 - total flux cleaned = -6.23863e-05 Jy ! Component: 1750 - total flux cleaned = -6.23292e-05 Jy ! Component: 1800 - total flux cleaned = -6.21603e-05 Jy ! Component: 1850 - total flux cleaned = -5.20206e-05 Jy ! Component: 1900 - total flux cleaned = -6.20157e-05 Jy ! Component: 1950 - total flux cleaned = -7.18942e-05 Jy ! Component: 2000 - total flux cleaned = -0.000101247 Jy ! Component: 2050 - total flux cleaned = -5.27864e-05 Jy ! Component: 2100 - total flux cleaned = -0.000110327 Jy ! Component: 2150 - total flux cleaned = -0.000100734 Jy ! Component: 2200 - total flux cleaned = -0.000100733 Jy ! Component: 2250 - total flux cleaned = -8.21832e-05 Jy ! Component: 2300 - total flux cleaned = -0.000109977 Jy ! Component: 2350 - total flux cleaned = -0.000128202 Jy ! Component: 2400 - total flux cleaned = -0.000155323 Jy ! Component: 2450 - total flux cleaned = -0.000173323 Jy ! Component: 2500 - total flux cleaned = -0.000191105 Jy ! Component: 2550 - total flux cleaned = -0.000217502 Jy ! Component: 2600 - total flux cleaned = -0.000200147 Jy ! Component: 2650 - total flux cleaned = -0.000234767 Jy ! Component: 2700 - total flux cleaned = -0.000251824 Jy ! Component: 2750 - total flux cleaned = -0.000260233 Jy ! Component: 2800 - total flux cleaned = -0.00026012 Jy ! Component: 2850 - total flux cleaned = -0.00026846 Jy ! Component: 2900 - total flux cleaned = -0.000293382 Jy ! Component: 2950 - total flux cleaned = -0.000309908 Jy ! Component: 3000 - total flux cleaned = -0.00034257 Jy ! Component: 3050 - total flux cleaned = -0.000342475 Jy ! Component: 3100 - total flux cleaned = -0.000382637 Jy ! Component: 3150 - total flux cleaned = -0.000382632 Jy ! Component: 3200 - total flux cleaned = -0.000398427 Jy ! Component: 3250 - total flux cleaned = -0.00038277 Jy ! Component: 3300 - total flux cleaned = -0.000414175 Jy ! Component: 3350 - total flux cleaned = -0.00045303 Jy ! Component: 3400 - total flux cleaned = -0.000476153 Jy ! Component: 3450 - total flux cleaned = -0.000491378 Jy ! Component: 3500 - total flux cleaned = -0.000537044 Jy ! Component: 3550 - total flux cleaned = -0.000544607 Jy ! Component: 3600 - total flux cleaned = -0.000574634 Jy ! Component: 3650 - total flux cleaned = -0.000596985 Jy ! Component: 3700 - total flux cleaned = -0.000611791 Jy ! Component: 3750 - total flux cleaned = -0.000648611 Jy ! Component: 3800 - total flux cleaned = -0.000685157 Jy ! Component: 3850 - total flux cleaned = -0.000692453 Jy ! Component: 3900 - total flux cleaned = -0.000721335 Jy ! Component: 3950 - total flux cleaned = -0.000742855 Jy ! Component: 4000 - total flux cleaned = -0.000764173 Jy ! Component: 4050 - total flux cleaned = -0.000792527 Jy ! Total flux subtracted in 4096 components = -0.000785472 Jy ! Clean residual min=-0.000475 max=0.000405 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0533566 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 471 components and 0.0533566 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1627+4955_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.547 x 4.833 at -19.08 degrees (North through East) ! Clean map min=-0.00080568 max=0.031931 Jy/beam ! Writing clean map to FITS file: .//J1627+4955_C_map.fits wmodel .//J1627+4955_C_map.mod ! Writing 471 model components to file: .//J1627+4955_C_map.mod wobs .//J1627+4955_C_uvs.fits ! Writing UV FITS file: .//J1627+4955_C_uvs.fits wwins .//J1627+4955_C_map.win ! wwins: Wrote 4 windows to .//J1627+4955_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.031931 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124124 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.16618 1.16618 2.33236 4.66472 9.32944 18.6589 37.3178 74.6355 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 257.25 quit ! Quitting program ! Log file .//J1627+4955_C_dfm.log closed on Mon Jan 20 18:27:18 2020