! Started logfile: .//J2221+6949_X_dfm.log on Mon Jan 20 19:18:36 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 .//J2221+6949_X_uva.fits ! Reading UV FITS file: .//J2221+6949_X_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 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 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2221+6949_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. ! ! 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=1.002323Jy sigma=19.792061 ! Fit after self-cal, rms=0.964609Jy sigma=19.040111 ! 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=0.6865 mas, bmaj=3.35 mas, bpa=-47.19 degrees ! Estimated noise=0.944354 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 = 0.0260491 Jy ! Component: 100 - total flux cleaned = 0.033414 Jy ! Total flux subtracted in 100 components = 0.033414 Jy ! Clean residual min=-0.003381 max=0.004335 Jy/beam ! Clean residual mean=0.000016 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.033414 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.033414 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=0.043829Jy sigma=0.745054 ! Fit after self-cal, rms=0.041880Jy sigma=0.699086 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00554089 Jy ! Component: 100 - total flux cleaned = 0.00870006 Jy ! Total flux subtracted in 100 components = 0.00870006 Jy ! Clean residual min=-0.002933 max=0.002974 Jy/beam ! Clean residual mean=0.000011 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.0421141 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 26 components and 0.0421141 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=0.040872Jy sigma=0.677519 ! Fit after self-cal, rms=0.040846Jy sigma=0.677153 ! 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=0.8425 mas, bmaj=3.275 mas, bpa=-47.92 degrees ! Estimated noise=0.537471 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 = 0.00364686 Jy ! Component: 100 - total flux cleaned = 0.00566463 Jy ! Component: 150 - total flux cleaned = 0.00705474 Jy ! Component: 200 - total flux cleaned = 0.00785846 Jy ! Total flux subtracted in 200 components = 0.00785846 Jy ! Clean residual min=-0.001893 max=0.002110 Jy/beam ! Clean residual mean=0.000004 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.0499725 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 63 components and 0.0499725 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=0.040415Jy sigma=0.667633 ! Fit after self-cal, rms=0.040399Jy sigma=0.667242 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8425 x 3.275 at -47.92 degrees (North through East) ! Clean map min=-0.0019136 max=0.038438 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.85 KP 0.94 LA 1.00 ! MK 1.14 NL 0.91 OV 1.23 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.07 KP 1.00 LA 1.03 ! MK 1.04 NL 0.88 OV 1.04 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.18 KP 0.98 LA 0.95 ! MK 0.94 NL 0.80 OV 1.05 PT 1.02 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.10 KP 1.06 LA 0.86 ! MK 1.07 NL 0.90 OV 1.16 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.16 KP 0.98 LA 0.98 ! MK 1.07 NL 0.91 OV 1.06 PT 0.93 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.21 KP 0.99 LA 0.91 ! MK 0.92 NL 0.98 OV 1.04 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.92 KP 1.07 LA 1.05 ! MK 1.04 NL 0.98 OV 0.90 PT 0.90 ! SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.97 KP 1.08 LA 0.96 ! MK 1.10 NL 0.92 OV 1.05 PT 0.81 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.040399Jy sigma=0.667242 ! Fit after self-cal, rms=0.040492Jy sigma=0.660802 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.854 mas, bmaj=3.298 mas, bpa=-47.88 degrees ! Estimated noise=0.531085 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 = 0.000861373 Jy ! Component: 100 - total flux cleaned = 0.00117227 Jy ! Component: 150 - total flux cleaned = 0.00129107 Jy ! Component: 200 - total flux cleaned = 0.0013793 Jy ! Total flux subtracted in 200 components = 0.0013793 Jy ! Clean residual min=-0.001424 max=0.001571 Jy/beam ! Clean residual mean=0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0513518 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.0513518 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=0.040472Jy sigma=0.660267 ! Fit after self-cal, rms=0.040508Jy sigma=0.659865 ! 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=0.040508Jy sigma=0.659865 ! Fit after self-cal, rms=0.040423Jy sigma=0.659762 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8526 mas, bmaj=3.293 mas, bpa=-47.95 degrees ! Estimated noise=0.532015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000625193 Jy ! Component: 100 - total flux cleaned = 0.000960561 Jy ! Component: 150 - total flux cleaned = 0.00102411 Jy ! Component: 200 - total flux cleaned = 0.00105816 Jy ! Total flux subtracted in 200 components = 0.00105816 Jy ! Clean residual min=-0.001373 max=0.001586 Jy/beam ! Clean residual mean=0.000000 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.05241 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 80 components and 0.05241 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=0.040413Jy sigma=0.659471 ! Fit after self-cal, rms=0.040417Jy sigma=0.659440 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.4, 22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573368 Jy ! Component: 100 - total flux cleaned = 0.00023023 Jy ! Component: 150 - total flux cleaned = 5.79437e-05 Jy ! Component: 200 - total flux cleaned = -8.59498e-05 Jy ! Total flux subtracted in 200 components = -8.59498e-05 Jy ! Clean residual min=-0.001288 max=0.001378 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.052324 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.052324 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=0.040356Jy sigma=0.658118 ! Fit after self-cal, rms=0.040347Jy sigma=0.657994 ! Inverting map ! Added new window around map position (40.2, -36.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000808779 Jy ! Component: 100 - total flux cleaned = 0.000892482 Jy ! Component: 150 - total flux cleaned = 0.000969644 Jy ! Component: 200 - total flux cleaned = 0.000884133 Jy ! Total flux subtracted in 200 components = 0.000884133 Jy ! Clean residual min=-0.001228 max=0.001198 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0532082 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 122 components and 0.0532082 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=0.040282Jy sigma=0.657008 ! Fit after self-cal, rms=0.040272Jy sigma=0.656909 ! 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=0.040272Jy sigma=0.656909 ! Fit after self-cal, rms=0.039902Jy sigma=0.656769 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8511 mas, bmaj=3.293 mas, bpa=-47.97 degrees ! Estimated noise=0.528454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000349384 Jy ! Component: 100 - total flux cleaned = 0.000501024 Jy ! Component: 150 - total flux cleaned = 0.00053975 Jy ! Component: 200 - total flux cleaned = 0.000574137 Jy ! Total flux subtracted in 200 components = 0.000574137 Jy ! Clean residual min=-0.001218 max=0.001189 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0537823 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 131 components and 0.0537823 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=0.039880Jy sigma=0.656348 ! Fit after self-cal, rms=0.039877Jy sigma=0.656320 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 = 7.40115e-05 Jy ! Component: 100 - total flux cleaned = 0.00010735 Jy ! Component: 150 - total flux cleaned = 0.000153478 Jy ! Component: 200 - total flux cleaned = 0.00021267 Jy ! Total flux subtracted in 200 components = 0.00021267 Jy ! Clean residual min=-0.001204 max=0.001196 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.053995 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 139 components and 0.053995 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=0.039864Jy sigma=0.656077 ! Fit after self-cal, rms=0.039864Jy sigma=0.656069 ! Inverting map ! Added new window around map position (-5.4, -44.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101144 Jy ! Component: 100 - total flux cleaned = 0.00111923 Jy ! Component: 150 - total flux cleaned = 0.00114061 Jy ! Component: 200 - total flux cleaned = 0.00113911 Jy ! Total flux subtracted in 200 components = 0.00113911 Jy ! Clean residual min=-0.001071 max=0.001047 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0551341 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 161 components and 0.0551341 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=0.039824Jy sigma=0.655289 ! Fit after self-cal, rms=0.039815Jy sigma=0.655231 ! 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=0.039815Jy sigma=0.655231 ! Fit after self-cal, rms=0.039589Jy sigma=0.655177 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.915 mas, bmaj=3.467 mas, bpa=-54.3 degrees ! Estimated noise=0.675134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000368061 Jy ! Component: 100 - total flux cleaned = 0.000584594 Jy ! Component: 150 - total flux cleaned = 0.00076643 Jy ! Component: 200 - total flux cleaned = 0.000932714 Jy ! Total flux subtracted in 200 components = 0.000932714 Jy ! Clean residual min=-0.001081 max=0.001124 Jy/beam ! Clean residual mean=0.000003 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0560668 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 183 components and 0.0560668 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=0.039582Jy sigma=0.655013 ! Fit after self-cal, rms=0.039579Jy sigma=0.654995 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (50, 36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000943932 Jy ! Component: 100 - total flux cleaned = 0.00117794 Jy ! Component: 150 - total flux cleaned = 0.00143017 Jy ! Component: 200 - total flux cleaned = 0.00166987 Jy ! Total flux subtracted in 200 components = 0.00166987 Jy ! Clean residual min=-0.001049 max=0.000839 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0577367 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 235 components and 0.0577367 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=0.039562Jy sigma=0.654625 ! Fit after self-cal, rms=0.039560Jy sigma=0.654583 ! 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=0.8501 mas, bmaj=3.293 mas, bpa=-47.96 degrees ! Estimated noise=0.525286 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8501 x 3.293 at -47.96 degrees (North through East) ! Clean map min=-0.00089867 max=0.037945 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=0.692 mas, bmaj=3.345 mas, bpa=-47.26 degrees ! Estimated noise=0.932043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274831 Jy ! Component: 100 - total flux cleaned = 0.0353268 Jy ! Component: 150 - total flux cleaned = 0.039512 Jy ! Component: 200 - total flux cleaned = 0.042593 Jy ! Total flux subtracted in 200 components = 0.042593 Jy ! Clean residual min=-0.002748 max=0.002742 Jy/beam ! Clean residual mean=0.000013 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.042593 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.042593 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8501 mas, bmaj=3.293 mas, bpa=-47.96 degrees ! Estimated noise=0.525286 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) ! Added new window around map position (-10.4, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00374824 Jy ! Component: 100 - total flux cleaned = 0.00615853 Jy ! Component: 150 - total flux cleaned = 0.00795193 Jy ! Component: 200 - total flux cleaned = 0.00903198 Jy ! Total flux subtracted in 200 components = 0.00903198 Jy ! Clean residual min=-0.001664 max=0.001592 Jy/beam ! Clean residual mean=0.000006 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.051625 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 74 components and 0.051625 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=1.915 mas, bmaj=3.467 mas, bpa=-54.3 degrees ! Estimated noise=0.675134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199403 Jy ! Component: 100 - total flux cleaned = 0.00337833 Jy ! Component: 150 - total flux cleaned = 0.00441215 Jy ! Component: 200 - total flux cleaned = 0.00514026 Jy ! Total flux subtracted in 200 components = 0.00514026 Jy ! Clean residual min=-0.001547 max=0.001237 Jy/beam ! Clean residual mean=0.000006 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0567652 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 = 0.000647486 Jy ! Component: 100 - total flux cleaned = 0.00102175 Jy ! Component: 150 - total flux cleaned = 0.00128027 Jy ! Component: 200 - total flux cleaned = 0.00146902 Jy ! Total flux subtracted in 200 components = 0.00146902 Jy ! Clean residual min=-0.001280 max=0.001112 Jy/beam ! Clean residual mean=0.000004 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0582343 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 136 components and 0.0582343 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8501 mas, bmaj=3.293 mas, bpa=-47.96 degrees ! Estimated noise=0.525286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00013614 Jy ! Component: 100 - total flux cleaned = 0.000214306 Jy ! Component: 150 - total flux cleaned = 0.000319745 Jy ! Component: 200 - total flux cleaned = 0.000415466 Jy ! Total flux subtracted in 200 components = 0.000415466 Jy ! Clean residual min=-0.001011 max=0.001093 Jy/beam ! Clean residual mean=0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0586497 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 164 components and 0.0586497 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=0.039627Jy sigma=0.655976 ! Fit after self-cal, rms=0.039623Jy sigma=0.655794 wmodel J2221+6949_X_map.mod ! Writing 164 model components to file: J2221+6949_X_map.mod wobs J2221+6949_X_uvs.fits ! Writing UV FITS file: J2221+6949_X_uvs.fits wwins J2221+6949_X_map.win ! wwins: Wrote 6 windows to J2221+6949_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 = 0.000275461 Jy ! Component: 100 - total flux cleaned = 0.000419328 Jy ! Component: 150 - total flux cleaned = 0.000454443 Jy ! Component: 200 - total flux cleaned = 0.000487622 Jy ! Component: 250 - total flux cleaned = 0.000472117 Jy ! Component: 300 - total flux cleaned = 0.000502197 Jy ! Component: 350 - total flux cleaned = 0.000531131 Jy ! Component: 400 - total flux cleaned = 0.000559552 Jy ! Component: 450 - total flux cleaned = 0.000600865 Jy ! Component: 500 - total flux cleaned = 0.00062765 Jy ! Component: 550 - total flux cleaned = 0.000614491 Jy ! Component: 600 - total flux cleaned = 0.00057633 Jy ! Component: 650 - total flux cleaned = 0.000551678 Jy ! Component: 700 - total flux cleaned = 0.000576085 Jy ! Component: 750 - total flux cleaned = 0.000563943 Jy ! Component: 800 - total flux cleaned = 0.000552188 Jy ! Component: 850 - total flux cleaned = 0.000552399 Jy ! Component: 900 - total flux cleaned = 0.00059785 Jy ! Component: 950 - total flux cleaned = 0.000653896 Jy ! Component: 1000 - total flux cleaned = 0.000697866 Jy ! Component: 1050 - total flux cleaned = 0.000763101 Jy ! Component: 1100 - total flux cleaned = 0.000837987 Jy ! Component: 1150 - total flux cleaned = 0.00086966 Jy ! Component: 1200 - total flux cleaned = 0.000953102 Jy ! Component: 1250 - total flux cleaned = 0.00100453 Jy ! Component: 1300 - total flux cleaned = 0.00106554 Jy ! Component: 1350 - total flux cleaned = 0.00115581 Jy ! Component: 1400 - total flux cleaned = 0.0012052 Jy ! Component: 1450 - total flux cleaned = 0.00126405 Jy ! Component: 1500 - total flux cleaned = 0.00130284 Jy ! Component: 1550 - total flux cleaned = 0.00138895 Jy ! Component: 1600 - total flux cleaned = 0.00141732 Jy ! Component: 1650 - total flux cleaned = 0.00148291 Jy ! Component: 1700 - total flux cleaned = 0.0015478 Jy ! Component: 1750 - total flux cleaned = 0.00157536 Jy ! Component: 1800 - total flux cleaned = 0.00164794 Jy ! Component: 1850 - total flux cleaned = 0.00167498 Jy ! Component: 1900 - total flux cleaned = 0.00173735 Jy ! Component: 1950 - total flux cleaned = 0.001808 Jy ! Component: 2000 - total flux cleaned = 0.00184308 Jy ! Component: 2050 - total flux cleaned = 0.00188648 Jy ! Component: 2100 - total flux cleaned = 0.00196388 Jy ! Component: 2150 - total flux cleaned = 0.00199795 Jy ! Component: 2200 - total flux cleaned = 0.00206574 Jy ! Component: 2250 - total flux cleaned = 0.00210771 Jy ! Component: 2300 - total flux cleaned = 0.00216601 Jy ! Component: 2350 - total flux cleaned = 0.00220736 Jy ! Component: 2400 - total flux cleaned = 0.00224834 Jy ! Component: 2450 - total flux cleaned = 0.0022646 Jy ! Component: 2500 - total flux cleaned = 0.00232126 Jy ! Component: 2550 - total flux cleaned = 0.00234539 Jy ! Component: 2600 - total flux cleaned = 0.00239332 Jy ! Component: 2650 - total flux cleaned = 0.00245679 Jy ! Component: 2700 - total flux cleaned = 0.00248829 Jy ! Component: 2750 - total flux cleaned = 0.00255089 Jy ! Component: 2800 - total flux cleaned = 0.00261306 Jy ! Component: 2850 - total flux cleaned = 0.00263623 Jy ! Component: 2900 - total flux cleaned = 0.00269773 Jy ! Component: 2950 - total flux cleaned = 0.00272826 Jy ! Component: 3000 - total flux cleaned = 0.00277384 Jy ! Component: 3050 - total flux cleaned = 0.00281905 Jy ! Component: 3100 - total flux cleaned = 0.00285659 Jy ! Component: 3150 - total flux cleaned = 0.00290881 Jy ! Component: 3200 - total flux cleaned = 0.00296074 Jy ! Component: 3250 - total flux cleaned = 0.00301238 Jy ! Component: 3300 - total flux cleaned = 0.00304167 Jy ! Component: 3350 - total flux cleaned = 0.0030927 Jy ! Component: 3400 - total flux cleaned = 0.00312167 Jy ! Component: 3450 - total flux cleaned = 0.00315771 Jy ! Component: 3500 - total flux cleaned = 0.00320792 Jy ! Component: 3550 - total flux cleaned = 0.00323645 Jy ! Component: 3600 - total flux cleaned = 0.00329325 Jy ! Component: 3650 - total flux cleaned = 0.00332849 Jy ! Component: 3700 - total flux cleaned = 0.00338467 Jy ! Component: 3750 - total flux cleaned = 0.00341956 Jy ! Component: 3800 - total flux cleaned = 0.00344042 Jy ! Component: 3850 - total flux cleaned = 0.00348197 Jy ! Component: 3900 - total flux cleaned = 0.00351645 Jy ! Component: 3950 - total flux cleaned = 0.00355077 Jy ! Component: 4000 - total flux cleaned = 0.00359863 Jy ! Component: 4050 - total flux cleaned = 0.00361913 Jy ! Total flux subtracted in 4096 components = 0.00367348 Jy ! Clean residual min=-0.000412 max=0.000415 Jy/beam ! Clean residual mean=0.000001 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0623232 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 435 components and 0.0623232 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2221+6949_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8501 x 3.293 at -47.96 degrees (North through East) ! Clean map min=-0.00072626 max=0.036551 Jy/beam ! Writing clean map to FITS file: .//J2221+6949_X_map.fits wmodel .//J2221+6949_X_map.mod ! Writing 435 model components to file: .//J2221+6949_X_map.mod wobs .//J2221+6949_X_uvs.fits ! Writing UV FITS file: .//J2221+6949_X_uvs.fits wwins .//J2221+6949_X_map.win ! wwins: Wrote 7 windows to .//J2221+6949_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0365505 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115203 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.945563 0.945563 1.89113 3.78225 7.5645 15.129 30.258 60.516 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 317.271 quit ! Quitting program ! Log file .//J2221+6949_X_dfm.log closed on Mon Jan 20 19:18:40 2020