! Started logfile: .//J2221+6949_C_dfm.log on Mon Jan 20 19:18:32 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 .//J2221+6949_C_uva.fits ! Reading UV FITS file: .//J2221+6949_C_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2221+6949 ! ! 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 85 lines of history. ! ! Reading 4608 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 J2221+6949_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. ! ! 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=1.002861Jy sigma=21.715397 ! Fit after self-cal, rms=0.940615Jy sigma=20.401407 ! 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=1.219 mas, bmaj=5.867 mas, bpa=-47.46 degrees ! Estimated noise=0.90633 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 = 0.0445437 Jy ! Component: 100 - total flux cleaned = 0.0551612 Jy ! Total flux subtracted in 100 components = 0.0551612 Jy ! Clean residual min=-0.003195 max=0.004734 Jy/beam ! Clean residual mean=0.000017 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.0551612 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0551612 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=0.037698Jy sigma=0.700814 ! Fit after self-cal, rms=0.037674Jy sigma=0.700158 ! 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=1.517 mas, bmaj=5.811 mas, bpa=-48.27 degrees ! Estimated noise=0.490203 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 (-19.2, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656749 Jy ! Component: 100 - total flux cleaned = 0.00969881 Jy ! Component: 150 - total flux cleaned = 0.0113382 Jy ! Component: 200 - total flux cleaned = 0.0121562 Jy ! Total flux subtracted in 200 components = 0.0121562 Jy ! Clean residual min=-0.001308 max=0.001577 Jy/beam ! Clean residual mean=0.000014 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0673174 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 42 components and 0.0673174 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=0.036569Jy sigma=0.671517 ! Fit after self-cal, rms=0.036577Jy sigma=0.671280 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.517 x 5.811 at -48.27 degrees (North through East) ! Clean map min=-0.0012552 max=0.059153 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.03 KP 0.95 LA 1.00 ! MK 0.96 NL 0.94 OV 0.97 PT 1.04 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.03 KP 0.97 LA 0.95 ! MK 1.04 NL 0.94 OV 1.02 PT 0.99 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 KP 1.00 LA 1.00 ! MK 1.00 NL 0.97 OV 0.96 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.01 KP 0.99 LA 0.96 ! MK 1.02 NL 0.95 OV 1.01 PT 1.00 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.03 KP 1.05 LA 0.95 ! MK 1.02 NL 0.97 OV 0.99 PT 1.00 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.03 KP 1.00 LA 1.02 ! MK 1.02 NL 0.99 OV 1.02 PT 1.00 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.05 KP 1.02 LA 1.01 ! MK 1.09 NL 0.94 OV 1.00 PT 1.05 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.05 KP 1.09 LA 0.94 ! MK 0.98 NL 1.01 OV 1.00 PT 1.01 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.036577Jy sigma=0.671280 ! Fit after self-cal, rms=0.036574Jy sigma=0.668202 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.528 mas, bmaj=5.842 mas, bpa=-48.22 degrees ! Estimated noise=0.487344 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 = 0.000486879 Jy ! Component: 100 - total flux cleaned = 0.000607951 Jy ! Component: 150 - total flux cleaned = 0.000651827 Jy ! Component: 200 - total flux cleaned = 0.000651742 Jy ! Total flux subtracted in 200 components = 0.000651742 Jy ! Clean residual min=-0.001240 max=0.001372 Jy/beam ! Clean residual mean=0.000007 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0679692 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 67 components and 0.0679692 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=0.036547Jy sigma=0.667571 ! Fit after self-cal, rms=0.036558Jy sigma=0.667509 ! 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=0.036558Jy sigma=0.667509 ! Fit after self-cal, rms=0.036538Jy sigma=0.667489 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.527 mas, bmaj=5.838 mas, bpa=-48.23 degrees ! Estimated noise=0.487457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000328071 Jy ! Component: 100 - total flux cleaned = 0.000362204 Jy ! Component: 150 - total flux cleaned = 0.000362037 Jy ! Component: 200 - total flux cleaned = 0.00037609 Jy ! Total flux subtracted in 200 components = 0.00037609 Jy ! Clean residual min=-0.001228 max=0.001318 Jy/beam ! Clean residual mean=0.000007 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0683453 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 82 components and 0.0683453 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=0.036524Jy sigma=0.667181 ! Fit after self-cal, rms=0.036524Jy sigma=0.667174 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 = 1.28801e-05 Jy ! Component: 100 - total flux cleaned = 2.59169e-05 Jy ! Component: 150 - total flux cleaned = 3.79405e-05 Jy ! Component: 200 - total flux cleaned = 6.14236e-05 Jy ! Total flux subtracted in 200 components = 6.14236e-05 Jy ! Clean residual min=-0.001204 max=0.001284 Jy/beam ! Clean residual mean=0.000007 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0684067 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 93 components and 0.0684067 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=0.036516Jy sigma=0.667000 ! Fit after self-cal, rms=0.036516Jy sigma=0.666997 ! 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=0.036516Jy sigma=0.666997 ! Fit after self-cal, rms=0.036529Jy sigma=0.666979 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.525 mas, bmaj=5.835 mas, bpa=-48.22 degrees ! Estimated noise=0.487811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263271 Jy ! Component: 100 - total flux cleaned = 0.000320837 Jy ! Component: 150 - total flux cleaned = 0.000320727 Jy ! Component: 200 - total flux cleaned = 0.000330997 Jy ! Total flux subtracted in 200 components = 0.000330997 Jy ! Clean residual min=-0.001181 max=0.001252 Jy/beam ! Clean residual mean=0.000007 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0687377 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 101 components and 0.0687377 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=0.036522Jy sigma=0.666840 ! Fit after self-cal, rms=0.036522Jy sigma=0.666839 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 = 1.08173e-05 Jy ! Component: 100 - total flux cleaned = 2.08398e-05 Jy ! Component: 150 - total flux cleaned = 2.11852e-05 Jy ! Component: 200 - total flux cleaned = 2.14644e-05 Jy ! Total flux subtracted in 200 components = 2.14644e-05 Jy ! Clean residual min=-0.001161 max=0.001241 Jy/beam ! Clean residual mean=0.000007 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0687592 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 111 components and 0.0687592 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=0.036517Jy sigma=0.666743 ! Fit after self-cal, rms=0.036517Jy sigma=0.666742 ! 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=0.036517Jy sigma=0.666742 ! Fit after self-cal, rms=0.036557Jy sigma=0.666727 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.37 mas, bmaj=6.29 mas, bpa=-55.49 degrees ! Estimated noise=0.608696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168702 Jy ! Component: 100 - total flux cleaned = 0.000198443 Jy ! Component: 150 - total flux cleaned = 0.000190275 Jy ! Component: 200 - total flux cleaned = 0.000190241 Jy ! Total flux subtracted in 200 components = 0.000190241 Jy ! Clean residual min=-0.001361 max=0.001408 Jy/beam ! Clean residual mean=0.000016 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.0689494 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 130 components and 0.0689494 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=0.036554Jy sigma=0.666688 ! Fit after self-cal, rms=0.036555Jy sigma=0.666682 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 = -3.38836e-07 Jy ! Component: 100 - total flux cleaned = 1.30173e-05 Jy ! Component: 150 - total flux cleaned = 1.29311e-05 Jy ! Component: 200 - total flux cleaned = 8.51839e-07 Jy ! Total flux subtracted in 200 components = 8.51839e-07 Jy ! Clean residual min=-0.001353 max=0.001395 Jy/beam ! Clean residual mean=0.000015 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0689503 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 138 components and 0.0689503 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=0.036554Jy sigma=0.666679 ! Fit after self-cal, rms=0.036554Jy sigma=0.666677 ! 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=1.523 mas, bmaj=5.835 mas, bpa=-48.21 degrees ! Estimated noise=0.488438 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.523 x 5.835 at -48.21 degrees (North through East) ! Clean map min=-0.0010562 max=0.058858 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=1.222 mas, bmaj=5.909 mas, bpa=-47.38 degrees ! Estimated noise=0.904424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0444375 Jy ! Component: 100 - total flux cleaned = 0.0550879 Jy ! Component: 150 - total flux cleaned = 0.0598882 Jy ! Component: 200 - total flux cleaned = 0.0628315 Jy ! Total flux subtracted in 200 components = 0.0628315 Jy ! Clean residual min=-0.002408 max=0.002813 Jy/beam ! Clean residual mean=0.000009 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.0628315 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0628315 Jy ! Inverting map and beam ! Estimated beam: bmin=1.523 mas, bmaj=5.835 mas, bpa=-48.21 degrees ! Estimated noise=0.488438 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 = 0.00288001 Jy ! Component: 100 - total flux cleaned = 0.00451584 Jy ! Component: 150 - total flux cleaned = 0.00532631 Jy ! Component: 200 - total flux cleaned = 0.00584135 Jy ! Total flux subtracted in 200 components = 0.00584135 Jy ! Clean residual min=-0.001240 max=0.001384 Jy/beam ! Clean residual mean=0.000008 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0686729 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 59 components and 0.0686728 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=3.37 mas, bmaj=6.29 mas, bpa=-55.49 degrees ! Estimated noise=0.608696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000554563 Jy ! Component: 100 - total flux cleaned = 0.000648254 Jy ! Component: 150 - total flux cleaned = 0.000615262 Jy ! Component: 200 - total flux cleaned = 0.000545568 Jy ! Total flux subtracted in 200 components = 0.000545568 Jy ! Clean residual min=-0.001435 max=0.001508 Jy/beam ! Clean residual mean=0.000015 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0692184 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 = -7.40987e-05 Jy ! Component: 100 - total flux cleaned = -0.00013917 Jy ! Component: 150 - total flux cleaned = -0.000178212 Jy ! Component: 200 - total flux cleaned = -0.000204473 Jy ! Total flux subtracted in 200 components = -0.000204473 Jy ! Clean residual min=-0.001430 max=0.001502 Jy/beam ! Clean residual mean=0.000016 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.0690139 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 95 components and 0.0690139 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.523 mas, bmaj=5.835 mas, bpa=-48.21 degrees ! Estimated noise=0.488438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000138787 Jy ! Component: 100 - total flux cleaned = -0.000195657 Jy ! Component: 150 - total flux cleaned = -0.000212566 Jy ! Component: 200 - total flux cleaned = -0.000228931 Jy ! Total flux subtracted in 200 components = -0.000228931 Jy ! Clean residual min=-0.001175 max=0.001315 Jy/beam ! Clean residual mean=0.000007 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.068785 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.068785 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=0.036578Jy sigma=0.667260 ! Fit after self-cal, rms=0.036575Jy sigma=0.667243 wmodel J2221+6949_C_map.mod ! Writing 115 model components to file: J2221+6949_C_map.mod wobs J2221+6949_C_uvs.fits ! Writing UV FITS file: J2221+6949_C_uvs.fits wwins J2221+6949_C_map.win ! wwins: Wrote 2 windows to J2221+6949_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 = 0.000411475 Jy ! Component: 100 - total flux cleaned = 0.000599529 Jy ! Component: 150 - total flux cleaned = 0.000734603 Jy ! Component: 200 - total flux cleaned = 0.000861623 Jy ! Component: 250 - total flux cleaned = 0.000999215 Jy ! Component: 300 - total flux cleaned = 0.00113184 Jy ! Component: 350 - total flux cleaned = 0.0012761 Jy ! Component: 400 - total flux cleaned = 0.00140003 Jy ! Component: 450 - total flux cleaned = 0.00149008 Jy ! Component: 500 - total flux cleaned = 0.00157803 Jy ! Component: 550 - total flux cleaned = 0.00166353 Jy ! Component: 600 - total flux cleaned = 0.0017195 Jy ! Component: 650 - total flux cleaned = 0.00181516 Jy ! Component: 700 - total flux cleaned = 0.00177501 Jy ! Component: 750 - total flux cleaned = 0.00184099 Jy ! Component: 800 - total flux cleaned = 0.00181469 Jy ! Component: 850 - total flux cleaned = 0.00182736 Jy ! Component: 900 - total flux cleaned = 0.00180229 Jy ! Component: 950 - total flux cleaned = 0.0018519 Jy ! Component: 1000 - total flux cleaned = 0.00185199 Jy ! Component: 1050 - total flux cleaned = 0.00188813 Jy ! Component: 1100 - total flux cleaned = 0.00188796 Jy ! Component: 1150 - total flux cleaned = 0.00191148 Jy ! Component: 1200 - total flux cleaned = 0.00192297 Jy ! Component: 1250 - total flux cleaned = 0.00193453 Jy ! Component: 1300 - total flux cleaned = 0.00199113 Jy ! Component: 1350 - total flux cleaned = 0.00201349 Jy ! Component: 1400 - total flux cleaned = 0.00203567 Jy ! Component: 1450 - total flux cleaned = 0.00204653 Jy ! Component: 1500 - total flux cleaned = 0.0020682 Jy ! Component: 1550 - total flux cleaned = 0.00211067 Jy ! Component: 1600 - total flux cleaned = 0.00213167 Jy ! Component: 1650 - total flux cleaned = 0.00216286 Jy ! Component: 1700 - total flux cleaned = 0.0021935 Jy ! Component: 1750 - total flux cleaned = 0.00221377 Jy ! Component: 1800 - total flux cleaned = 0.00224385 Jy ! Component: 1850 - total flux cleaned = 0.00225387 Jy ! Component: 1900 - total flux cleaned = 0.00228352 Jy ! Component: 1950 - total flux cleaned = 0.00225409 Jy ! Component: 2000 - total flux cleaned = 0.0022637 Jy ! Component: 2050 - total flux cleaned = 0.00226371 Jy ! Component: 2100 - total flux cleaned = 0.00226358 Jy ! Component: 2150 - total flux cleaned = 0.00229183 Jy ! Component: 2200 - total flux cleaned = 0.00230116 Jy ! Component: 2250 - total flux cleaned = 0.00232888 Jy ! Component: 2300 - total flux cleaned = 0.00234742 Jy ! Component: 2350 - total flux cleaned = 0.00237473 Jy ! Component: 2400 - total flux cleaned = 0.00238373 Jy ! Component: 2450 - total flux cleaned = 0.00239271 Jy ! Component: 2500 - total flux cleaned = 0.00242835 Jy ! Component: 2550 - total flux cleaned = 0.00241065 Jy ! Component: 2600 - total flux cleaned = 0.00242833 Jy ! Component: 2650 - total flux cleaned = 0.00244575 Jy ! Component: 2700 - total flux cleaned = 0.00245439 Jy ! Component: 2750 - total flux cleaned = 0.00245431 Jy ! Component: 2800 - total flux cleaned = 0.00242865 Jy ! Component: 2850 - total flux cleaned = 0.00243718 Jy ! Component: 2900 - total flux cleaned = 0.00244564 Jy ! Component: 2950 - total flux cleaned = 0.00243731 Jy ! Component: 3000 - total flux cleaned = 0.00244571 Jy ! Component: 3050 - total flux cleaned = 0.00244576 Jy ! Component: 3100 - total flux cleaned = 0.00246214 Jy ! Component: 3150 - total flux cleaned = 0.00245401 Jy ! Component: 3200 - total flux cleaned = 0.002454 Jy ! Component: 3250 - total flux cleaned = 0.00247009 Jy ! Component: 3300 - total flux cleaned = 0.00247803 Jy ! Component: 3350 - total flux cleaned = 0.00250191 Jy ! Component: 3400 - total flux cleaned = 0.00250199 Jy ! Component: 3450 - total flux cleaned = 0.00253338 Jy ! Component: 3500 - total flux cleaned = 0.00253333 Jy ! Component: 3550 - total flux cleaned = 0.00251001 Jy ! Component: 3600 - total flux cleaned = 0.00254092 Jy ! Component: 3650 - total flux cleaned = 0.00253318 Jy ! Component: 3700 - total flux cleaned = 0.00251792 Jy ! Component: 3750 - total flux cleaned = 0.00253317 Jy ! Component: 3800 - total flux cleaned = 0.00251807 Jy ! Component: 3850 - total flux cleaned = 0.00251806 Jy ! Component: 3900 - total flux cleaned = 0.00251059 Jy ! Component: 3950 - total flux cleaned = 0.00248076 Jy ! Component: 4000 - total flux cleaned = 0.00248077 Jy ! Component: 4050 - total flux cleaned = 0.00247331 Jy ! Total flux subtracted in 4096 components = 0.0024659 Jy ! Clean residual min=-0.000415 max=0.000427 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0712509 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 404 components and 0.0712509 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2221+6949_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.523 x 5.835 at -48.21 degrees (North through East) ! Clean map min=-0.0010095 max=0.059204 Jy/beam ! Writing clean map to FITS file: .//J2221+6949_C_map.fits wmodel .//J2221+6949_C_map.mod ! Writing 404 model components to file: .//J2221+6949_C_map.mod wobs .//J2221+6949_C_uvs.fits ! Writing UV FITS file: .//J2221+6949_C_uvs.fits wwins .//J2221+6949_C_map.win ! wwins: Wrote 3 windows to .//J2221+6949_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0592045 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128264 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.649935 0.649935 1.29987 2.59974 5.19948 10.399 20.7979 41.5959 83.1917 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.059 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 461.584 quit ! Quitting program ! Log file .//J2221+6949_C_dfm.log closed on Mon Jan 20 19:18:36 2020