! Started logfile: .//J0637+5651_C_dfm.log on Mon Jan 20 17:35:42 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 .//J0637+5651_C_uva.fits ! Reading UV FITS file: .//J0637+5651_C_uva.fits ! AN table 1: 47 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.877069 visibilities/baseline/integration-bin. ! Found source: J0637+5651 ! ! 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 11872 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 J0637+5651_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 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999871Jy sigma=23.182826 ! Fit after self-cal, rms=0.985428Jy sigma=22.852543 ! 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=1.166 mas, bmaj=5.077 mas, bpa=24.38 degrees ! Estimated noise=0.576111 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 = 0.0112381 Jy ! Component: 100 - total flux cleaned = 0.0141502 Jy ! Total flux subtracted in 100 components = 0.0141502 Jy ! Clean residual min=-0.001722 max=0.001894 Jy/beam ! Clean residual mean=0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.0141502 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0141502 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=0.037163Jy sigma=0.711058 ! Fit after self-cal, rms=0.035959Jy sigma=0.678597 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337992 Jy ! Component: 100 - total flux cleaned = 0.00497558 Jy ! Total flux subtracted in 100 components = 0.00497558 Jy ! Clean residual min=-0.001774 max=0.001620 Jy/beam ! Clean residual mean=0.000000 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0191258 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.0191258 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=0.035579Jy sigma=0.668388 ! Fit after self-cal, rms=0.035567Jy sigma=0.667933 ! 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=1.482 mas, bmaj=5.073 mas, bpa=23.29 degrees ! Estimated noise=0.283721 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 = 0.0015374 Jy ! Component: 100 - total flux cleaned = 0.00242354 Jy ! Component: 150 - total flux cleaned = 0.00281487 Jy ! Component: 200 - total flux cleaned = 0.00302015 Jy ! Total flux subtracted in 200 components = 0.00302015 Jy ! Clean residual min=-0.001391 max=0.002065 Jy/beam ! Clean residual mean=0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.022146 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.022146 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=0.035485Jy sigma=0.666070 ! Fit after self-cal, rms=0.035467Jy sigma=0.665511 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.482 x 5.073 at 23.29 degrees (North through East) ! Clean map min=-0.0014002 max=0.018254 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 HN 1.01 KP 1.19 LA 0.96 ! MK 1.02 NL 1.00 OV 0.81 PT 0.89 ! SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 0.91 KP 1.10 LA 1.07 ! MK 1.04 NL 0.89 OV 0.79 PT 0.83 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 HN 1.10 KP 1.19 LA 1.13 ! MK 0.85 NL 0.88 OV 0.90 PT 0.84 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.03 KP 1.32 LA 0.93 ! MK 1.11 NL 1.12 OV 0.74 PT 0.80 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.12 KP 1.18 LA 1.09 ! MK 1.31 NL 1.20 OV 0.79 PT 0.86 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 HN 0.95 KP 1.19 LA 1.14 ! MK 1.13 NL 1.26 OV 0.84 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 HN 1.09 KP 1.32 LA 0.93 ! MK 0.98 NL 1.10 OV 0.94 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.89 KP 1.38 LA 0.96 ! MK 1.16 NL 1.05 OV 0.96 PT 0.92 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.035467Jy sigma=0.665511 ! Fit after self-cal, rms=0.037084Jy sigma=0.659882 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.494 mas, bmaj=5.16 mas, bpa=23.44 degrees ! Estimated noise=0.28177 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 (-6.6, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154653 Jy ! Component: 100 - total flux cleaned = 0.00197049 Jy ! Component: 150 - total flux cleaned = 0.00215458 Jy ! Component: 200 - total flux cleaned = 0.00221301 Jy ! Total flux subtracted in 200 components = 0.00221301 Jy ! Clean residual min=-0.000833 max=0.001344 Jy/beam ! Clean residual mean=-0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.024359 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.024359 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=0.036998Jy sigma=0.658138 ! Fit after self-cal, rms=0.037089Jy sigma=0.655818 ! Inverting map ! Added new window around map position (10.8, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140812 Jy ! Component: 100 - total flux cleaned = 0.00202005 Jy ! Component: 150 - total flux cleaned = 0.00254339 Jy ! Component: 200 - total flux cleaned = 0.00289744 Jy ! Total flux subtracted in 200 components = 0.00289744 Jy ! Clean residual min=-0.000765 max=0.000854 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0272564 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 72 components and 0.0272564 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=0.037018Jy sigma=0.654107 ! Fit after self-cal, rms=0.036997Jy sigma=0.653552 ! 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=0.036997Jy sigma=0.653552 ! Fit after self-cal, rms=0.037875Jy sigma=0.653312 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.484 mas, bmaj=5.161 mas, bpa=23.5 degrees ! Estimated noise=0.281245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000754314 Jy ! Component: 100 - total flux cleaned = 0.00120174 Jy ! Component: 150 - total flux cleaned = 0.00153596 Jy ! Component: 200 - total flux cleaned = 0.00185293 Jy ! Total flux subtracted in 200 components = 0.00185293 Jy ! Clean residual min=-0.000713 max=0.000757 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0291093 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 85 components and 0.0291093 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=0.037838Jy sigma=0.652502 ! Fit after self-cal, rms=0.037839Jy sigma=0.652188 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 = 0.000493598 Jy ! Component: 100 - total flux cleaned = 0.000821455 Jy ! Component: 150 - total flux cleaned = 0.00105719 Jy ! Component: 200 - total flux cleaned = 0.00123748 Jy ! Total flux subtracted in 200 components = 0.00123748 Jy ! Clean residual min=-0.000756 max=0.000795 Jy/beam ! Clean residual mean=-0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0303468 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 95 components and 0.0303468 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=0.037815Jy sigma=0.651695 ! Fit after self-cal, rms=0.037808Jy sigma=0.651586 ! Inverting map ! Added new window around map position (-48.9, 22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659414 Jy ! Component: 100 - total flux cleaned = 0.000997526 Jy ! Component: 150 - total flux cleaned = 0.00133096 Jy ! Component: 200 - total flux cleaned = 0.00158627 Jy ! Total flux subtracted in 200 components = 0.00158627 Jy ! Clean residual min=-0.000757 max=0.000703 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0319331 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 117 components and 0.0319331 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=0.037781Jy sigma=0.650984 ! Fit after self-cal, rms=0.037766Jy sigma=0.650769 ! 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=0.037766Jy sigma=0.650769 ! Fit after self-cal, rms=0.038098Jy sigma=0.650675 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.485 mas, bmaj=5.16 mas, bpa=23.48 degrees ! Estimated noise=0.281684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000564239 Jy ! Component: 100 - total flux cleaned = 0.000803398 Jy ! Component: 150 - total flux cleaned = 0.00105157 Jy ! Component: 200 - total flux cleaned = 0.00122076 Jy ! Total flux subtracted in 200 components = 0.00122076 Jy ! Clean residual min=-0.000800 max=0.000691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0331539 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 127 components and 0.0331539 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=0.038079Jy sigma=0.650256 ! Fit after self-cal, rms=0.038062Jy sigma=0.650067 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 = 0.000440368 Jy ! Component: 100 - total flux cleaned = 0.000587821 Jy ! Component: 150 - total flux cleaned = 0.000723989 Jy ! Component: 200 - total flux cleaned = 0.000906907 Jy ! Total flux subtracted in 200 components = 0.000906907 Jy ! Clean residual min=-0.000778 max=0.000646 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0340608 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 134 components and 0.0340608 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=0.038048Jy sigma=0.649753 ! Fit after self-cal, rms=0.038042Jy sigma=0.649705 ! 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=0.038042Jy sigma=0.649705 ! Fit after self-cal, rms=0.038212Jy sigma=0.649671 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.372 mas, bmaj=5.577 mas, bpa=23.2 degrees ! Estimated noise=0.361451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502627 Jy ! Component: 100 - total flux cleaned = 0.000817853 Jy ! Component: 150 - total flux cleaned = 0.00105602 Jy ! Component: 200 - total flux cleaned = 0.0012671 Jy ! Total flux subtracted in 200 components = 0.0012671 Jy ! Clean residual min=-0.000970 max=0.000685 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0353279 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 157 components and 0.0353279 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=0.038200Jy sigma=0.649475 ! Fit after self-cal, rms=0.038189Jy sigma=0.649279 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 = 0.000369797 Jy ! Component: 100 - total flux cleaned = 0.000652228 Jy ! Component: 150 - total flux cleaned = 0.000855636 Jy ! Component: 200 - total flux cleaned = 0.00105181 Jy ! Total flux subtracted in 200 components = 0.00105181 Jy ! Clean residual min=-0.000940 max=0.000688 Jy/beam ! Clean residual mean=-0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0363797 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 174 components and 0.0363797 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=0.038181Jy sigma=0.649139 ! Fit after self-cal, rms=0.038173Jy sigma=0.648988 ! 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=1.488 mas, bmaj=5.158 mas, bpa=23.44 degrees ! Estimated noise=0.282325 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.488 x 5.158 at 23.44 degrees (North through East) ! Clean map min=-0.00092802 max=0.017869 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=1.174 mas, bmaj=5.102 mas, bpa=24.63 degrees ! Estimated noise=0.583872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128251 Jy ! Component: 100 - total flux cleaned = 0.0172974 Jy ! Component: 150 - total flux cleaned = 0.0192561 Jy ! Component: 200 - total flux cleaned = 0.0204946 Jy ! Total flux subtracted in 200 components = 0.0204946 Jy ! Clean residual min=-0.002082 max=0.001831 Jy/beam ! Clean residual mean=0.000000 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0204946 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0204946 Jy ! Inverting map and beam ! Estimated beam: bmin=1.488 mas, bmaj=5.158 mas, bpa=23.44 degrees ! Estimated noise=0.282325 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 (6.9, 9.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272294 Jy ! Component: 100 - total flux cleaned = 0.0044682 Jy ! Component: 150 - total flux cleaned = 0.00552056 Jy ! Component: 200 - total flux cleaned = 0.00637791 Jy ! Total flux subtracted in 200 components = 0.00637791 Jy ! Clean residual min=-0.001193 max=0.000944 Jy/beam ! Clean residual mean=-0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0268725 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 60 components and 0.0268725 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=3.372 mas, bmaj=5.577 mas, bpa=23.2 degrees ! Estimated noise=0.361451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122066 Jy ! Component: 100 - total flux cleaned = 0.00213457 Jy ! Component: 150 - total flux cleaned = 0.00294039 Jy ! Component: 200 - total flux cleaned = 0.00370317 Jy ! Total flux subtracted in 200 components = 0.00370317 Jy ! Clean residual min=-0.001462 max=0.001020 Jy/beam ! Clean residual mean=-0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.0305757 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 = 0.000691214 Jy ! Component: 100 - total flux cleaned = 0.00132007 Jy ! Component: 150 - total flux cleaned = 0.00189228 Jy ! Component: 200 - total flux cleaned = 0.00241294 Jy ! Total flux subtracted in 200 components = 0.00241294 Jy ! Clean residual min=-0.001139 max=0.000838 Jy/beam ! Clean residual mean=-0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0329886 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 121 components and 0.0329886 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.488 mas, bmaj=5.158 mas, bpa=23.44 degrees ! Estimated noise=0.282325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.31896e-05 Jy ! Component: 100 - total flux cleaned = 9.6072e-05 Jy ! Component: 150 - total flux cleaned = 0.000345002 Jy ! Component: 200 - total flux cleaned = 0.000557548 Jy ! Total flux subtracted in 200 components = 0.000557548 Jy ! Clean residual min=-0.000822 max=0.000670 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0335461 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 150 components and 0.0335461 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=0.038196Jy sigma=0.649371 ! Fit after self-cal, rms=0.038195Jy sigma=0.649009 wmodel J0637+5651_C_map.mod ! Writing 150 model components to file: J0637+5651_C_map.mod wobs J0637+5651_C_uvs.fits ! Writing UV FITS file: J0637+5651_C_uvs.fits wwins J0637+5651_C_map.win ! wwins: Wrote 5 windows to J0637+5651_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 = -0.000335593 Jy ! Component: 100 - total flux cleaned = -0.000484244 Jy ! Component: 150 - total flux cleaned = -0.000541902 Jy ! Component: 200 - total flux cleaned = -0.000596417 Jy ! Component: 250 - total flux cleaned = -0.000617419 Jy ! Component: 300 - total flux cleaned = -0.000548835 Jy ! Component: 350 - total flux cleaned = -0.000463009 Jy ! Component: 400 - total flux cleaned = -0.000397981 Jy ! Component: 450 - total flux cleaned = -0.000325747 Jy ! Component: 500 - total flux cleaned = -0.000282021 Jy ! Component: 550 - total flux cleaned = -0.000239444 Jy ! Component: 600 - total flux cleaned = -0.000214524 Jy ! Component: 650 - total flux cleaned = -0.000198223 Jy ! Component: 700 - total flux cleaned = -0.000174132 Jy ! Component: 750 - total flux cleaned = -0.000166148 Jy ! Component: 800 - total flux cleaned = -0.000150692 Jy ! Component: 850 - total flux cleaned = -0.000158222 Jy ! Component: 900 - total flux cleaned = -0.000150891 Jy ! Component: 950 - total flux cleaned = -0.000165662 Jy ! Component: 1000 - total flux cleaned = -0.000180092 Jy ! Component: 1050 - total flux cleaned = -0.000173074 Jy ! Component: 1100 - total flux cleaned = -0.000186796 Jy ! Component: 1150 - total flux cleaned = -0.000173059 Jy ! Component: 1200 - total flux cleaned = -0.000159424 Jy ! Component: 1250 - total flux cleaned = -0.000146003 Jy ! Component: 1300 - total flux cleaned = -0.000132897 Jy ! Component: 1350 - total flux cleaned = -0.000132956 Jy ! Component: 1400 - total flux cleaned = -0.000133007 Jy ! Component: 1450 - total flux cleaned = -0.00013935 Jy ! Component: 1500 - total flux cleaned = -0.000151923 Jy ! Component: 1550 - total flux cleaned = -0.000170479 Jy ! Component: 1600 - total flux cleaned = -0.000188903 Jy ! Component: 1650 - total flux cleaned = -0.000200962 Jy ! Component: 1700 - total flux cleaned = -0.000224966 Jy ! Component: 1750 - total flux cleaned = -0.00023094 Jy ! Component: 1800 - total flux cleaned = -0.000242769 Jy ! Component: 1850 - total flux cleaned = -0.000254367 Jy ! Component: 1900 - total flux cleaned = -0.000260113 Jy ! Component: 1950 - total flux cleaned = -0.000271504 Jy ! Component: 2000 - total flux cleaned = -0.000288413 Jy ! Component: 2050 - total flux cleaned = -0.000288332 Jy ! Component: 2100 - total flux cleaned = -0.000282781 Jy ! Component: 2150 - total flux cleaned = -0.000304786 Jy ! Component: 2200 - total flux cleaned = -0.00032118 Jy ! Component: 2250 - total flux cleaned = -0.000348215 Jy ! Component: 2300 - total flux cleaned = -0.000380435 Jy ! Component: 2350 - total flux cleaned = -0.000396404 Jy ! Component: 2400 - total flux cleaned = -0.000438645 Jy ! Component: 2450 - total flux cleaned = -0.000475329 Jy ! Component: 2500 - total flux cleaned = -0.000501279 Jy ! Component: 2550 - total flux cleaned = -0.00053728 Jy ! Component: 2600 - total flux cleaned = -0.000552654 Jy ! Component: 2650 - total flux cleaned = -0.000593253 Jy ! Component: 2700 - total flux cleaned = -0.00062351 Jy ! Component: 2750 - total flux cleaned = -0.000638584 Jy ! Component: 2800 - total flux cleaned = -0.000658487 Jy ! Component: 2850 - total flux cleaned = -0.000688103 Jy ! Component: 2900 - total flux cleaned = -0.000712629 Jy ! Component: 2950 - total flux cleaned = -0.000741817 Jy ! Component: 3000 - total flux cleaned = -0.000756362 Jy ! Component: 3050 - total flux cleaned = -0.000789968 Jy ! Component: 3100 - total flux cleaned = -0.000766065 Jy ! Component: 3150 - total flux cleaned = -0.00078032 Jy ! Component: 3200 - total flux cleaned = -0.000808606 Jy ! Component: 3250 - total flux cleaned = -0.000808609 Jy ! Component: 3300 - total flux cleaned = -0.000836482 Jy ! Component: 3350 - total flux cleaned = -0.000841154 Jy ! Component: 3400 - total flux cleaned = -0.000859531 Jy ! Component: 3450 - total flux cleaned = -0.000873218 Jy ! Component: 3500 - total flux cleaned = -0.000895909 Jy ! Component: 3550 - total flux cleaned = -0.000918457 Jy ! Component: 3600 - total flux cleaned = -0.000936348 Jy ! Component: 3650 - total flux cleaned = -0.000922937 Jy ! Component: 3700 - total flux cleaned = -0.000936283 Jy ! Component: 3750 - total flux cleaned = -0.000962816 Jy ! Component: 3800 - total flux cleaned = -0.000971567 Jy ! Component: 3850 - total flux cleaned = -0.000967184 Jy ! Component: 3900 - total flux cleaned = -0.000984575 Jy ! Component: 3950 - total flux cleaned = -0.00098891 Jy ! Component: 4000 - total flux cleaned = -0.00100611 Jy ! Component: 4050 - total flux cleaned = -0.00102324 Jy ! Total flux subtracted in 4096 components = -0.00101899 Jy ! Clean residual min=-0.000224 max=0.000262 Jy/beam ! Clean residual mean=-0.000000 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 0.0325271 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 418 components and 0.0325272 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0637+5651_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.488 x 5.158 at 23.44 degrees (North through East) ! Clean map min=-0.0011017 max=0.017165 Jy/beam ! Writing clean map to FITS file: .//J0637+5651_C_map.fits wmodel .//J0637+5651_C_map.mod ! Writing 418 model components to file: .//J0637+5651_C_map.mod wobs .//J0637+5651_C_uvs.fits ! Writing UV FITS file: .//J0637+5651_C_uvs.fits wwins .//J0637+5651_C_map.win ! wwins: Wrote 6 windows to .//J0637+5651_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0171651 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.34656e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.28398 1.28398 2.56797 5.13593 10.2719 20.5437 41.0874 82.1749 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.017 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 233.648 quit ! Quitting program ! Log file .//J0637+5651_C_dfm.log closed on Mon Jan 20 17:35:46 2020