! Started logfile: /vlbi/vcs9/uvm//J1800+7828_X_b_dfm.log on Tue Dec 26 22:48:36 2017 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 /vlbi/vcs9/uvm//J1800+7828_X_b_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1800+7828_X_b_uvm.fits ! AN table 1: 26 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.764765 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 94 lines of history. ! ! Reading 12224 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_02.dfm J1800+7828_X] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 1.78396 Jy 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 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.042381Jy sigma=40.924765 ! Fit after self-cal, rms=0.813648Jy sigma=16.348595 ! 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. peakwin win_mult ! Inverting map and beam ! Estimated beam: bmin=0.6691 mas, bmaj=3.067 mas, bpa=-75.33 degrees ! Estimated noise=0.700253 mJy/beam. ! Added new window around map position (0, 0). 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 1.46995 Jy ! Component: 100 - total flux cleaned = 1.77015 Jy ! Total flux subtracted in 100 components = 1.77015 Jy ! Clean residual min=-0.042153 max=0.087121 Jy/beam ! Clean residual mean=-0.000032 rms=0.010517 Jy/beam ! Combined flux in latest and established models = 1.77015 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.77015 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=0.216614Jy sigma=4.106265 ! Fit after self-cal, rms=0.214683Jy sigma=4.071481 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.118107 Jy ! Component: 100 - total flux cleaned = 0.166005 Jy ! Total flux subtracted in 100 components = 0.166005 Jy ! Clean residual min=-0.027574 max=0.032816 Jy/beam ! Clean residual mean=-0.000011 rms=0.006493 Jy/beam ! Combined flux in latest and established models = 1.93616 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 1.93616 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=0.153388Jy sigma=2.818233 ! Fit after self-cal, rms=0.152991Jy sigma=2.810026 ! Inverting map print "============== Finished uniform weighting CLEAN ==============" ! ============== Finished uniform weighting CLEAN ============== ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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=0.9664 mas, bmaj=3.411 mas, bpa=-75.9 degrees ! Estimated noise=0.324323 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0379347 Jy ! Component: 100 - total flux cleaned = 0.0508073 Jy ! Component: 150 - total flux cleaned = 0.0547405 Jy ! Component: 200 - total flux cleaned = 0.0569452 Jy ! Total flux subtracted in 200 components = 0.0569452 Jy ! Clean residual min=-0.036328 max=0.031651 Jy/beam ! Clean residual mean=-0.000024 rms=0.007418 Jy/beam ! Combined flux in latest and established models = 1.9931 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 1.9931 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=0.144221Jy sigma=2.660340 ! Fit after self-cal, rms=0.144028Jy sigma=2.656263 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00368 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.99 KP 1.02 ! LA 1.02 MK 0.99 NL 1.02 OV 1.03 ! PT 1.00 SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.986803 ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 0.97 HN 0.93 KP 0.99 ! LA 0.99 MK 1.11 OV 0.99 PT 0.98 ! SC 0.98 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00674 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 0.99 KP 1.03 ! LA 1.02 MK 0.98 NL 1.02 OV 1.01 ! PT 1.00 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.986211 ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 0.98 HN 0.94 KP 1.00 ! LA 0.99 MK 1.11 OV 0.98 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00632 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.00 KP 1.03 ! LA 1.02 MK 0.96 NL 1.01 OV 1.02 ! PT 1.01 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.994793 ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 0.90 HN 0.94 KP 1.00 ! LA 0.99 MK 1.10 OV 0.98 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00512 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.98 KP 1.03 ! LA 1.03 MK 0.98 NL 1.02 OV 1.02 ! PT 1.01 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.986164 ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 0.97 HN 0.94 KP 1.00 ! LA 0.99 MK 1.11 OV 0.98 PT 0.97 ! SC 0.97 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00314 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.00 KP 1.03 ! LA 1.03 MK 0.98 NL 1.02 OV 1.02 ! PT 1.00 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.984543 ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 0.97 HN 0.93 KP 1.01 ! LA 0.99 MK 1.13 OV 0.98 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00167 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.01 KP 1.03 ! LA 1.03 MK 0.97 NL 1.02 OV 1.03 ! PT 1.00 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.981767 ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 0.98 HN 0.94 KP 1.00 ! LA 1.01 MK 1.14 OV 0.98 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00085 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.01 KP 1.04 ! LA 1.03 MK 0.99 NL 1.02 OV 1.02 ! PT 1.01 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.983607 ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 0.97 HN 0.94 KP 1.00 ! LA 1.00 MK 1.13 OV 0.99 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00618 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 0.99 KP 1.03 ! LA 1.03 MK 0.98 NL 1.02 OV 1.02 ! PT 1.00 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.98866 ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 0.96 HN 0.94 KP 0.99 ! LA 0.99 MK 1.13 OV 0.97 PT 0.97 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.144028Jy sigma=2.656263 ! Fit after self-cal, rms=0.075089Jy sigma=1.389624 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 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=0.075089Jy sigma=1.389624 ! Fit after self-cal, rms=0.075090Jy sigma=1.389576 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9661 mas, bmaj=3.394 mas, bpa=-76.51 degrees ! Estimated noise=0.322204 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-8.2, -0.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00783154 Jy ! Component: 100 - total flux cleaned = 0.0141832 Jy ! Component: 150 - total flux cleaned = 0.0199998 Jy ! Component: 200 - total flux cleaned = 0.0237839 Jy ! Total flux subtracted in 200 components = 0.0237839 Jy ! Clean residual min=-0.012258 max=0.011264 Jy/beam ! Clean residual mean=-0.000007 rms=0.002526 Jy/beam ! Combined flux in latest and established models = 2.01689 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 2.01689 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=0.065560Jy sigma=1.176969 ! Fit after self-cal, rms=0.065442Jy sigma=1.174578 ! Inverting map print "============== Finished amplitude gscale SELF-CAL ==============" ! ============== Finished amplitude gscale SELF-CAL ============== ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 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=0.065442Jy sigma=1.174578 ! Fit after self-cal, rms=0.065008Jy sigma=1.166578 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354457 Jy ! Component: 100 - total flux cleaned = 0.00565553 Jy ! Component: 150 - total flux cleaned = 0.00749164 Jy ! Component: 200 - total flux cleaned = 0.00888797 Jy ! Total flux subtracted in 200 components = 0.00888797 Jy ! Clean residual min=-0.009838 max=0.010682 Jy/beam ! Clean residual mean=-0.000003 rms=0.002290 Jy/beam ! Combined flux in latest and established models = 2.02577 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 83 components and 2.02577 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=0.063262Jy sigma=1.129026 ! Fit after self-cal, rms=0.063102Jy sigma=1.126136 ! Inverting map ! Added new window around map position (-24.2, 9.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322365 Jy ! Component: 100 - total flux cleaned = 0.00183504 Jy ! Component: 150 - total flux cleaned = 0.00182 Jy ! Component: 200 - total flux cleaned = 0.00141338 Jy ! Total flux subtracted in 200 components = 0.00141338 Jy ! Clean residual min=-0.009171 max=0.008604 Jy/beam ! Clean residual mean=-0.000003 rms=0.001975 Jy/beam ! Combined flux in latest and established models = 2.02719 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 102 components and 2.02719 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=0.060335Jy sigma=1.078925 ! Fit after self-cal, rms=0.060205Jy sigma=1.074971 ! Inverting map print "=== Finished natural weighting clean with shorter phase_soltime " ! === Finished natural weighting clean with shorter phase_soltime ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9661 x 3.394 at -76.51 degrees (North through East) ! Clean map min=-0.0087409 max=1.7536 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "============== Finished amplitude self-cal ==============" end if ! Performing amp+phase self-cal over 60 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=0.060205Jy sigma=1.074971 ! Fit after self-cal, rms=0.049262Jy sigma=0.867721 ! Performing phase self-cal over 0.5 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=0.049262Jy sigma=0.867721 ! Fit after self-cal, rms=0.049241Jy sigma=0.867339 ! Inverting map and beam ! Estimated beam: bmin=0.9666 mas, bmaj=3.401 mas, bpa=-76.62 degrees ! Estimated noise=0.322798 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141977 Jy ! Component: 100 - total flux cleaned = 0.00376904 Jy ! Component: 150 - total flux cleaned = 0.00453009 Jy ! Component: 200 - total flux cleaned = 0.00454281 Jy ! Total flux subtracted in 200 components = 0.00454281 Jy ! Clean residual min=-0.006348 max=0.005910 Jy/beam ! Clean residual mean=-0.000001 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 2.03173 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 2.03173 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=0.047684Jy sigma=0.833885 ! Fit after self-cal, rms=0.047651Jy sigma=0.833172 ! Inverting map ! ============== Finished amplitude self-cal ============== print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=0.6704 mas, bmaj=3.052 mas, bpa=-75.59 degrees ! Estimated noise=0.712296 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 1.46478 Jy ! Component: 100 - total flux cleaned = 1.75152 Jy ! Component: 150 - total flux cleaned = 1.85612 Jy ! Component: 200 - total flux cleaned = 1.89751 Jy ! Total flux subtracted in 200 components = 1.89751 Jy ! Clean residual min=-0.011517 max=0.017982 Jy/beam ! Clean residual mean=-0.000015 rms=0.002596 Jy/beam ! Combined flux in latest and established models = 1.89751 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 1.89751 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9666 mas, bmaj=3.401 mas, bpa=-76.62 degrees ! Estimated noise=0.322798 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0388211 Jy ! Component: 100 - total flux cleaned = 0.0601076 Jy ! Component: 150 - total flux cleaned = 0.0750888 Jy ! Component: 200 - total flux cleaned = 0.0868747 Jy ! Total flux subtracted in 200 components = 0.0868747 Jy ! Clean residual min=-0.007410 max=0.009774 Jy/beam ! Clean residual mean=-0.000024 rms=0.002229 Jy/beam ! Combined flux in latest and established models = 1.98438 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 81 components and 1.98439 Jy ! Inverting map ! Added new window around map position (-5.4, 3.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129653 Jy ! Component: 100 - total flux cleaned = 0.0217164 Jy ! Component: 150 - total flux cleaned = 0.0281056 Jy ! Component: 200 - total flux cleaned = 0.0333495 Jy ! Total flux subtracted in 200 components = 0.0333495 Jy ! Clean residual min=-0.005631 max=0.006986 Jy/beam ! Clean residual mean=-0.000014 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 2.01773 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 116 components and 2.01773 Jy ! Inverting map ! Added new window around map position (6.6, -3.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00796969 Jy ! Component: 100 - total flux cleaned = 0.0129241 Jy ! Component: 150 - total flux cleaned = 0.0172478 Jy ! Component: 200 - total flux cleaned = 0.0206808 Jy ! Total flux subtracted in 200 components = 0.0206808 Jy ! Clean residual min=-0.004290 max=0.004093 Jy/beam ! Clean residual mean=-0.000007 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 2.03842 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 157 components and 2.03842 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254764 Jy ! Component: 100 - total flux cleaned = 0.0040835 Jy ! Component: 150 - total flux cleaned = 0.00549314 Jy ! Component: 200 - total flux cleaned = 0.00665733 Jy ! Total flux subtracted in 200 components = 0.00665733 Jy ! Clean residual min=-0.003895 max=0.003445 Jy/beam ! Clean residual mean=-0.000004 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 2.04507 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 60 model components to the UV plane model. ! The established model now contains 192 components and 2.04507 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=0.045460Jy sigma=0.792289 ! Fit after self-cal, rms=0.045395Jy sigma=0.790664 wmodel J1800+7828_X_map.mod ! Writing 192 model components to file: J1800+7828_X_map.mod wobs J1800+7828_X_uvs.fits ! Writing UV FITS file: J1800+7828_X_uvs.fits wwins J1800+7828_X_map.win ! wwins: Wrote 5 windows to J1800+7828_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 = -0.00125193 Jy ! Component: 100 - total flux cleaned = -0.00112947 Jy ! Component: 150 - total flux cleaned = -0.0010149 Jy ! Component: 200 - total flux cleaned = -0.00117414 Jy ! Component: 250 - total flux cleaned = -0.00132751 Jy ! Component: 300 - total flux cleaned = -0.00162139 Jy ! Component: 350 - total flux cleaned = -0.0017608 Jy ! Component: 400 - total flux cleaned = -0.00194213 Jy ! Component: 450 - total flux cleaned = -0.00194204 Jy ! Component: 500 - total flux cleaned = -0.00194415 Jy ! Component: 550 - total flux cleaned = -0.002029 Jy ! Component: 600 - total flux cleaned = -0.00222915 Jy ! Component: 650 - total flux cleaned = -0.00222947 Jy ! Component: 700 - total flux cleaned = -0.00226785 Jy ! Component: 750 - total flux cleaned = -0.00237802 Jy ! Component: 800 - total flux cleaned = -0.0024493 Jy ! Component: 850 - total flux cleaned = -0.00237998 Jy ! Component: 900 - total flux cleaned = -0.00241373 Jy ! Component: 950 - total flux cleaned = -0.00224865 Jy ! Component: 1000 - total flux cleaned = -0.00221608 Jy ! Component: 1050 - total flux cleaned = -0.00221571 Jy ! Component: 1100 - total flux cleaned = -0.00218447 Jy ! Component: 1150 - total flux cleaned = -0.00212432 Jy ! Component: 1200 - total flux cleaned = -0.00203546 Jy ! Component: 1250 - total flux cleaned = -0.00192054 Jy ! Component: 1300 - total flux cleaned = -0.00189304 Jy ! Component: 1350 - total flux cleaned = -0.00192103 Jy ! Component: 1400 - total flux cleaned = -0.00189409 Jy ! Component: 1450 - total flux cleaned = -0.00189433 Jy ! Component: 1500 - total flux cleaned = -0.00192049 Jy ! Component: 1550 - total flux cleaned = -0.0019719 Jy ! Component: 1600 - total flux cleaned = -0.00194723 Jy ! Component: 1650 - total flux cleaned = -0.00207084 Jy ! Component: 1700 - total flux cleaned = -0.00199818 Jy ! Component: 1750 - total flux cleaned = -0.0020699 Jy ! Component: 1800 - total flux cleaned = -0.00211664 Jy ! Component: 1850 - total flux cleaned = -0.00216258 Jy ! Component: 1900 - total flux cleaned = -0.00218563 Jy ! Component: 1950 - total flux cleaned = -0.00218594 Jy ! Component: 2000 - total flux cleaned = -0.00222981 Jy ! Component: 2050 - total flux cleaned = -0.00225093 Jy ! Component: 2100 - total flux cleaned = -0.00218677 Jy ! Component: 2150 - total flux cleaned = -0.00224993 Jy ! Component: 2200 - total flux cleaned = -0.00220811 Jy ! Component: 2250 - total flux cleaned = -0.00231006 Jy ! Component: 2300 - total flux cleaned = -0.00228944 Jy ! Component: 2350 - total flux cleaned = -0.00221002 Jy ! Component: 2400 - total flux cleaned = -0.00226899 Jy ! Component: 2450 - total flux cleaned = -0.00232731 Jy ! Component: 2500 - total flux cleaned = -0.00228916 Jy ! Component: 2550 - total flux cleaned = -0.00230808 Jy ! Component: 2600 - total flux cleaned = -0.00232647 Jy ! Component: 2650 - total flux cleaned = -0.00234451 Jy ! Component: 2700 - total flux cleaned = -0.00232619 Jy ! Component: 2750 - total flux cleaned = -0.00230841 Jy ! Component: 2800 - total flux cleaned = -0.00236149 Jy ! Component: 2850 - total flux cleaned = -0.00234368 Jy ! Component: 2900 - total flux cleaned = -0.00241313 Jy ! Component: 2950 - total flux cleaned = -0.0024473 Jy ! Component: 3000 - total flux cleaned = -0.00241348 Jy ! Component: 3050 - total flux cleaned = -0.00243061 Jy ! Component: 3100 - total flux cleaned = -0.00243063 Jy ! Component: 3150 - total flux cleaned = -0.0023981 Jy ! Component: 3200 - total flux cleaned = -0.00249564 Jy ! Component: 3250 - total flux cleaned = -0.00254371 Jy ! Component: 3300 - total flux cleaned = -0.00249604 Jy ! Component: 3350 - total flux cleaned = -0.00255906 Jy ! Component: 3400 - total flux cleaned = -0.00259026 Jy ! Component: 3450 - total flux cleaned = -0.00263651 Jy ! Component: 3500 - total flux cleaned = -0.00262118 Jy ! Component: 3550 - total flux cleaned = -0.0026666 Jy ! Component: 3600 - total flux cleaned = -0.00274141 Jy ! Component: 3650 - total flux cleaned = -0.00280068 Jy ! Component: 3700 - total flux cleaned = -0.00280059 Jy ! Component: 3750 - total flux cleaned = -0.00285883 Jy ! Component: 3800 - total flux cleaned = -0.00294509 Jy ! Component: 3850 - total flux cleaned = -0.00298765 Jy ! Component: 3900 - total flux cleaned = -0.00301557 Jy ! Component: 3950 - total flux cleaned = -0.00304363 Jy ! Component: 4000 - total flux cleaned = -0.00307143 Jy ! Component: 4050 - total flux cleaned = -0.00312631 Jy ! Total flux subtracted in 4096 components = -0.00313984 Jy ! Clean residual min=-0.000808 max=0.000734 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 2.04193 Jy keep ! Adding 333 model components to the UV plane model. ! The established model now contains 521 components and 2.04193 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1800+7828_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9666 x 3.401 at -76.62 degrees (North through East) ! Clean map min=-0.0049152 max=1.7562 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1800+7828_X_b_map.fits wmodel /vlbi/vcs9/uvm//J1800+7828_X_b_map.mod ! Writing 521 model components to file: /vlbi/vcs9/uvm//J1800+7828_X_b_map.mod wobs /vlbi/vcs9/uvm//J1800+7828_X_b_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1800+7828_X_b_uvs.fits wwins /vlbi/vcs9/uvm//J1800+7828_X_b_map.win ! wwins: Wrote 6 windows to /vlbi/vcs9/uvm//J1800+7828_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.75618 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000253064 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0432296 0.0432296 0.0864592 0.172918 0.345837 0.691673 1.38335 2.76669 5.53339 11.0668 22.1335 44.2671 88.5342 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.756 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 6939.69 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1800+7828_X_b_dfm.log closed on Tue Dec 26 22:48:40 2017