! Started logfile: /vlbi/sb072/temp_maps//J1837-1648_C_dfm.log on Tue Mar 5 23:28:41 2019 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 /vlbi/sb072/temp_maps//J1837-1648_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1837-1648_C_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1837-1648 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5152 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 J1837-1648_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=1.000663Jy sigma=36.746592 ! Fit after self-cal, rms=0.992265Jy sigma=36.439183 ! 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=1.73 mas, bmaj=5.343 mas, bpa=5.411 degrees ! Estimated noise=0.552942 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 = 0.00614684 Jy ! Component: 100 - total flux cleaned = 0.00768224 Jy ! Total flux subtracted in 100 components = 0.00768224 Jy ! Clean residual min=-0.001628 max=0.001517 Jy/beam ! Clean residual mean=-0.000002 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.00768224 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00768224 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=0.021408Jy sigma=0.743659 ! Fit after self-cal, rms=0.019840Jy sigma=0.685564 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341427 Jy ! Component: 100 - total flux cleaned = 0.00465392 Jy ! Total flux subtracted in 100 components = 0.00465392 Jy ! Clean residual min=-0.001553 max=0.001479 Jy/beam ! Clean residual mean=-0.000003 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0123362 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.0123362 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=0.019223Jy sigma=0.663275 ! Fit after self-cal, rms=0.019199Jy sigma=0.662823 ! 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=2.18 mas, bmaj=5.953 mas, bpa=2.503 degrees ! Estimated noise=0.273044 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 = 0.000810071 Jy ! Component: 100 - total flux cleaned = 0.00126721 Jy ! Component: 150 - total flux cleaned = 0.00153511 Jy ! Component: 200 - total flux cleaned = 0.00164727 Jy ! Total flux subtracted in 200 components = 0.00164727 Jy ! Clean residual min=-0.000774 max=0.000690 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0139834 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 40 components and 0.0139834 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=0.019161Jy sigma=0.661646 ! Fit after self-cal, rms=0.019158Jy sigma=0.661401 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.18 x 5.953 at 2.503 degrees (North through East) ! Clean map min=-0.00078694 max=0.01185 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 0.89 KP 0.94 LA 0.99 ! NL 1.04 OV 0.89 PT 1.00 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 0.94 KP 1.01 LA 0.95 ! NL 0.94 OV 1.10 PT 0.98 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.12 KP 0.99 LA 1.11 ! NL 1.12 OV 1.12 PT 0.82 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.01 KP 1.08 LA 1.08 ! NL 1.11 OV 0.84 PT 0.74 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 0.84 KP 1.10 LA 1.17 ! NL 1.06 OV 0.94 PT 1.03 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.95 KP 0.97 LA 1.17 ! NL 1.11 OV 0.98 PT 1.01 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.09 KP 0.97 LA 1.01 ! NL 1.01 OV 0.95 PT 1.00 SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.97 KP 1.02 LA 1.16 ! NL 1.05 OV 0.93 PT 0.89 SC 0.99 ! ! ! Fit before self-cal, rms=0.019158Jy sigma=0.661401 ! Fit after self-cal, rms=0.018801Jy sigma=0.658778 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.174 mas, bmaj=5.977 mas, bpa=2.327 degrees ! Estimated noise=0.270913 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 = 0.000217306 Jy ! Component: 100 - total flux cleaned = 0.000255852 Jy ! Component: 150 - total flux cleaned = 0.000273506 Jy ! Component: 200 - total flux cleaned = 0.000278566 Jy ! Total flux subtracted in 200 components = 0.000278566 Jy ! Clean residual min=-0.000691 max=0.000634 Jy/beam ! Clean residual mean=0.000002 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.014262 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.014262 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=0.018795Jy sigma=0.658585 ! Fit after self-cal, rms=0.018822Jy sigma=0.657758 ! 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=0.018822Jy sigma=0.657758 ! Fit after self-cal, rms=0.018973Jy sigma=0.657520 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.167 mas, bmaj=5.963 mas, bpa=2.203 degrees ! Estimated noise=0.271578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000217736 Jy ! Component: 100 - total flux cleaned = 0.000241433 Jy ! Component: 150 - total flux cleaned = 0.000250893 Jy ! Component: 200 - total flux cleaned = 0.000259353 Jy ! Total flux subtracted in 200 components = 0.000259353 Jy ! Clean residual min=-0.000699 max=0.000691 Jy/beam ! Clean residual mean=0.000002 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0145214 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 46 components and 0.0145214 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=0.018969Jy sigma=0.657385 ! Fit after self-cal, rms=0.018987Jy sigma=0.657220 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 = 6.6412e-05 Jy ! Component: 100 - total flux cleaned = 7.12548e-05 Jy ! Component: 150 - total flux cleaned = 7.50759e-05 Jy ! Component: 200 - total flux cleaned = 6.49181e-05 Jy ! Total flux subtracted in 200 components = 6.49181e-05 Jy ! Clean residual min=-0.000703 max=0.000686 Jy/beam ! Clean residual mean=0.000002 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0145863 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.0145863 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=0.018985Jy sigma=0.657159 ! Fit after self-cal, rms=0.018986Jy sigma=0.657116 ! 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=0.018986Jy sigma=0.657116 ! Fit after self-cal, rms=0.019042Jy sigma=0.657049 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=5.935 mas, bpa=2.071 degrees ! Estimated noise=0.271861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016436 Jy ! Component: 100 - total flux cleaned = 0.000184872 Jy ! Component: 150 - total flux cleaned = 0.000191895 Jy ! Component: 200 - total flux cleaned = 0.000188708 Jy ! Total flux subtracted in 200 components = 0.000188708 Jy ! Clean residual min=-0.000692 max=0.000709 Jy/beam ! Clean residual mean=0.000002 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.014775 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.014775 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=0.019039Jy sigma=0.656989 ! Fit after self-cal, rms=0.019041Jy sigma=0.656574 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 = 4.01933e-05 Jy ! Component: 100 - total flux cleaned = 3.99501e-05 Jy ! Component: 150 - total flux cleaned = 3.67778e-05 Jy ! Component: 200 - total flux cleaned = 3.08323e-05 Jy ! Total flux subtracted in 200 components = 3.08323e-05 Jy ! Clean residual min=-0.000704 max=0.000702 Jy/beam ! Clean residual mean=0.000002 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0148058 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 51 components and 0.0148058 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=0.019040Jy sigma=0.656536 ! Fit after self-cal, rms=0.019042Jy sigma=0.656523 ! Inverting map ! Added new window around map position (62.1, -59.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377192 Jy ! Component: 100 - total flux cleaned = 0.000333254 Jy ! Component: 150 - total flux cleaned = 0.000317912 Jy ! Component: 200 - total flux cleaned = 0.000335757 Jy ! Total flux subtracted in 200 components = 0.000335757 Jy ! Clean residual min=-0.000668 max=0.000642 Jy/beam ! Clean residual mean=0.000002 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0151416 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.0151416 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=0.019022Jy sigma=0.655839 ! Fit after self-cal, rms=0.019016Jy sigma=0.655556 ! 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=0.019016Jy sigma=0.655556 ! Fit after self-cal, rms=0.019021Jy sigma=0.655473 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.67 mas, bmaj=7.815 mas, bpa=-7.503 degrees ! Estimated noise=0.327635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292021 Jy ! Component: 100 - total flux cleaned = 0.000321821 Jy ! Component: 150 - total flux cleaned = 0.000344186 Jy ! Component: 200 - total flux cleaned = 0.000358611 Jy ! Total flux subtracted in 200 components = 0.000358611 Jy ! Clean residual min=-0.000551 max=0.000631 Jy/beam ! Clean residual mean=0.000003 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0155002 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 88 components and 0.0155002 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=0.019012Jy sigma=0.655179 ! Fit after self-cal, rms=0.019012Jy sigma=0.655066 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 = 0.000163657 Jy ! Component: 100 - total flux cleaned = 0.000180746 Jy ! Component: 150 - total flux cleaned = 0.000189026 Jy ! Component: 200 - total flux cleaned = 0.000184987 Jy ! Total flux subtracted in 200 components = 0.000184987 Jy ! Clean residual min=-0.000568 max=0.000642 Jy/beam ! Clean residual mean=0.000003 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0156852 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 93 components and 0.0156852 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=0.019009Jy sigma=0.654944 ! Fit after self-cal, rms=0.019004Jy sigma=0.654859 ! 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=2.154 mas, bmaj=5.921 mas, bpa=2.069 degrees ! Estimated noise=0.271445 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.154 x 5.921 at 2.069 degrees (North through East) ! Clean map min=-0.00061329 max=0.011965 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=1.721 mas, bmaj=5.299 mas, bpa=4.61 degrees ! Estimated noise=0.54275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00847779 Jy ! Component: 100 - total flux cleaned = 0.0106291 Jy ! Component: 150 - total flux cleaned = 0.0117297 Jy ! Component: 200 - total flux cleaned = 0.0125366 Jy ! Total flux subtracted in 200 components = 0.0125366 Jy ! Clean residual min=-0.001490 max=0.001321 Jy/beam ! Clean residual mean=-0.000004 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.0125366 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0125366 Jy ! Inverting map and beam ! Estimated beam: bmin=2.154 mas, bmaj=5.921 mas, bpa=2.069 degrees ! Estimated noise=0.271445 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 = 0.00132646 Jy ! Component: 100 - total flux cleaned = 0.00209932 Jy ! Component: 150 - total flux cleaned = 0.0025336 Jy ! Component: 200 - total flux cleaned = 0.00276682 Jy ! Total flux subtracted in 200 components = 0.00276682 Jy ! Clean residual min=-0.000709 max=0.000672 Jy/beam ! Clean residual mean=-0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0153034 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.0153034 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=3.67 mas, bmaj=7.815 mas, bpa=-7.503 degrees ! Estimated noise=0.327635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111776 Jy ! Component: 100 - total flux cleaned = 0.000231125 Jy ! Component: 150 - total flux cleaned = 0.000326111 Jy ! Component: 200 - total flux cleaned = 0.000344777 Jy ! Total flux subtracted in 200 components = 0.000344777 Jy ! Clean residual min=-0.000575 max=0.000640 Jy/beam ! Clean residual mean=0.000002 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0156482 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 = 2.05384e-05 Jy ! Component: 100 - total flux cleaned = 3.86438e-05 Jy ! Component: 150 - total flux cleaned = 4.68655e-05 Jy ! Component: 200 - total flux cleaned = 5.05957e-05 Jy ! Total flux subtracted in 200 components = 5.05957e-05 Jy ! Clean residual min=-0.000569 max=0.000637 Jy/beam ! Clean residual mean=0.000003 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0156988 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 94 components and 0.0156988 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.154 mas, bmaj=5.921 mas, bpa=2.069 degrees ! Estimated noise=0.271445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.1287e-05 Jy ! Component: 100 - total flux cleaned = 9.82968e-07 Jy ! Component: 150 - total flux cleaned = 1.48284e-05 Jy ! Component: 200 - total flux cleaned = 1.87098e-05 Jy ! Total flux subtracted in 200 components = 1.87098e-05 Jy ! Clean residual min=-0.000664 max=0.000636 Jy/beam ! Clean residual mean=0.000002 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0157175 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.0157175 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=0.019001Jy sigma=0.654802 ! Fit after self-cal, rms=0.019002Jy sigma=0.654718 wmodel J1837-1648_C_map.mod ! Writing 116 model components to file: J1837-1648_C_map.mod wobs J1837-1648_C_uvs.fits ! Writing UV FITS file: J1837-1648_C_uvs.fits wwins J1837-1648_C_map.win ! wwins: Wrote 2 windows to J1837-1648_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 = -0.000106959 Jy ! Component: 100 - total flux cleaned = -0.000251981 Jy ! Component: 150 - total flux cleaned = -0.000377155 Jy ! Component: 200 - total flux cleaned = -0.000395539 Jy ! Component: 250 - total flux cleaned = -0.000386979 Jy ! Component: 300 - total flux cleaned = -0.000378888 Jy ! Component: 350 - total flux cleaned = -0.000394976 Jy ! Component: 400 - total flux cleaned = -0.000402618 Jy ! Component: 450 - total flux cleaned = -0.000387664 Jy ! Component: 500 - total flux cleaned = -0.000387515 Jy ! Component: 550 - total flux cleaned = -0.000373435 Jy ! Component: 600 - total flux cleaned = -0.000353218 Jy ! Component: 650 - total flux cleaned = -0.000353257 Jy ! Component: 700 - total flux cleaned = -0.000385175 Jy ! Component: 750 - total flux cleaned = -0.000397644 Jy ! Component: 800 - total flux cleaned = -0.000427774 Jy ! Component: 850 - total flux cleaned = -0.000427658 Jy ! Component: 900 - total flux cleaned = -0.000445163 Jy ! Component: 950 - total flux cleaned = -0.000501751 Jy ! Component: 1000 - total flux cleaned = -0.000507307 Jy ! Component: 1050 - total flux cleaned = -0.0005345 Jy ! Component: 1100 - total flux cleaned = -0.00056112 Jy ! Component: 1150 - total flux cleaned = -0.000561184 Jy ! Component: 1200 - total flux cleaned = -0.000581734 Jy ! Component: 1250 - total flux cleaned = -0.000601866 Jy ! Component: 1300 - total flux cleaned = -0.000606717 Jy ! Component: 1350 - total flux cleaned = -0.000626228 Jy ! Component: 1400 - total flux cleaned = -0.000640533 Jy ! Component: 1450 - total flux cleaned = -0.000645258 Jy ! Component: 1500 - total flux cleaned = -0.000659145 Jy ! Component: 1550 - total flux cleaned = -0.000677361 Jy ! Component: 1600 - total flux cleaned = -0.000677386 Jy ! Component: 1650 - total flux cleaned = -0.000690692 Jy ! Component: 1700 - total flux cleaned = -0.000712446 Jy ! Component: 1750 - total flux cleaned = -0.000720983 Jy ! Component: 1800 - total flux cleaned = -0.000733747 Jy ! Component: 1850 - total flux cleaned = -0.000750396 Jy ! Component: 1900 - total flux cleaned = -0.000766907 Jy ! Component: 1950 - total flux cleaned = -0.000770924 Jy ! Component: 2000 - total flux cleaned = -0.000783073 Jy ! Component: 2050 - total flux cleaned = -0.000790993 Jy ! Component: 2100 - total flux cleaned = -0.000798836 Jy ! Component: 2150 - total flux cleaned = -0.000818183 Jy ! Component: 2200 - total flux cleaned = -0.000825809 Jy ! Component: 2250 - total flux cleaned = -0.000840923 Jy ! Component: 2300 - total flux cleaned = -0.000848382 Jy ! Component: 2350 - total flux cleaned = -0.000859508 Jy ! Component: 2400 - total flux cleaned = -0.000877757 Jy ! Component: 2450 - total flux cleaned = -0.000888576 Jy ! Component: 2500 - total flux cleaned = -0.000902868 Jy ! Component: 2550 - total flux cleaned = -0.000906443 Jy ! Component: 2600 - total flux cleaned = -0.000920508 Jy ! Component: 2650 - total flux cleaned = -0.000924005 Jy ! Component: 2700 - total flux cleaned = -0.000934372 Jy ! Component: 2750 - total flux cleaned = -0.000948043 Jy ! Component: 2800 - total flux cleaned = -0.000958185 Jy ! Component: 2850 - total flux cleaned = -0.000961565 Jy ! Component: 2900 - total flux cleaned = -0.000974969 Jy ! Component: 2950 - total flux cleaned = -0.000981622 Jy ! Component: 3000 - total flux cleaned = -0.000994821 Jy ! Component: 3050 - total flux cleaned = -0.00101444 Jy ! Component: 3100 - total flux cleaned = -0.00103065 Jy ! Component: 3150 - total flux cleaned = -0.0010371 Jy ! Component: 3200 - total flux cleaned = -0.00105314 Jy ! Component: 3250 - total flux cleaned = -0.00106584 Jy ! Component: 3300 - total flux cleaned = -0.00107846 Jy ! Component: 3350 - total flux cleaned = -0.00110036 Jy ! Component: 3400 - total flux cleaned = -0.00110345 Jy ! Component: 3450 - total flux cleaned = -0.0011158 Jy ! Component: 3500 - total flux cleaned = -0.00112503 Jy ! Component: 3550 - total flux cleaned = -0.00114028 Jy ! Component: 3600 - total flux cleaned = -0.00114937 Jy ! Component: 3650 - total flux cleaned = -0.00116438 Jy ! Component: 3700 - total flux cleaned = -0.00117333 Jy ! Component: 3750 - total flux cleaned = -0.00117334 Jy ! Component: 3800 - total flux cleaned = -0.00118513 Jy ! Component: 3850 - total flux cleaned = -0.00119686 Jy ! Component: 3900 - total flux cleaned = -0.00119685 Jy ! Component: 3950 - total flux cleaned = -0.00121137 Jy ! Component: 4000 - total flux cleaned = -0.00121138 Jy ! Component: 4050 - total flux cleaned = -0.00121425 Jy ! Total flux subtracted in 4096 components = -0.0012171 Jy ! Clean residual min=-0.000149 max=0.000148 Jy/beam ! Clean residual mean=0.000001 rms=0.000052 Jy/beam ! Combined flux in latest and established models = 0.0145004 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 371 components and 0.0145004 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1837-1648_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.154 x 5.921 at 2.069 degrees (North through East) ! Clean map min=-0.00039756 max=0.011933 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1837-1648_C_map.fits wmodel /vlbi/sb072/temp_maps//J1837-1648_C_map.mod ! Writing 371 model components to file: /vlbi/sb072/temp_maps//J1837-1648_C_map.mod wobs /vlbi/sb072/temp_maps//J1837-1648_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1837-1648_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1837-1648_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1837-1648_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0119334 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.08464e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.27825 1.27825 2.55651 5.11301 10.226 20.4521 40.9041 81.8082 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.011 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 234.695 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1837-1648_C_dfm.log closed on Tue Mar 5 23:28:45 2019