! Started logfile: .//J0246+3701_C_dfm.log on Mon Jan 20 17:18:43 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 .//J0246+3701_C_uva.fits ! Reading UV FITS file: .//J0246+3701_C_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.986111 visibilities/baseline/integration-bin. ! Found source: J0246+3701 ! ! 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 4544 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 J0246+3701_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001584Jy sigma=21.855112 ! Fit after self-cal, rms=0.967874Jy sigma=21.123550 ! 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=1.438 mas, bmaj=4.016 mas, bpa=24.99 degrees ! Estimated noise=0.720684 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 = 0.02444 Jy ! Component: 100 - total flux cleaned = 0.0331502 Jy ! Total flux subtracted in 100 components = 0.0331502 Jy ! Clean residual min=-0.002983 max=0.004347 Jy/beam ! Clean residual mean=0.000005 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.0331502 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0331502 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=0.038471Jy sigma=0.762806 ! Fit after self-cal, rms=0.037141Jy sigma=0.735478 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604832 Jy ! Component: 100 - total flux cleaned = 0.00880832 Jy ! Total flux subtracted in 100 components = 0.00880832 Jy ! Clean residual min=-0.002551 max=0.002609 Jy/beam ! Clean residual mean=0.000003 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.0419585 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.0419585 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=0.036094Jy sigma=0.707118 ! Fit after self-cal, rms=0.036019Jy sigma=0.706293 ! 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=1.7 mas, bmaj=4.239 mas, bpa=23.96 degrees ! Estimated noise=0.492281 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 = 0.00311186 Jy ! Component: 100 - total flux cleaned = 0.00491609 Jy ! Component: 150 - total flux cleaned = 0.00562927 Jy ! Component: 200 - total flux cleaned = 0.00618739 Jy ! Total flux subtracted in 200 components = 0.00618739 Jy ! Clean residual min=-0.001912 max=0.001938 Jy/beam ! Clean residual mean=0.000002 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0481459 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.0481459 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=0.035751Jy sigma=0.698549 ! Fit after self-cal, rms=0.035724Jy sigma=0.698123 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.7 x 4.239 at 23.96 degrees (North through East) ! Clean map min=-0.0018544 max=0.033279 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.04 HN 0.97 KP 0.97 ! MK 0.86 NL 0.93 OV 1.08 PT 0.92 ! SC 1.45 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.91 HN 0.99 KP 1.06 ! MK 1.03 NL 0.94 OV 0.96 PT 0.84 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.92 HN 0.99 KP 0.98 ! MK 0.89 NL 1.08 OV 1.02 PT 0.98 ! SC 1.19 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.20 KP 1.04 ! MK 0.98 NL 0.99 OV 1.00 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.09 HN 0.99 KP 1.01 ! MK 1.01 NL 0.97 OV 1.03 PT 0.93 ! SC 0.85 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 HN 0.96 KP 0.97 ! MK 0.91 NL 1.02 OV 1.15 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.13 KP 0.99 ! MK 0.99 NL 1.10 OV 1.00 PT 0.98 ! SC 0.80 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 1.02 KP 0.94 ! MK 0.97 NL 1.11 OV 1.04 PT 0.91 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.035724Jy sigma=0.698123 ! Fit after self-cal, rms=0.035940Jy sigma=0.692858 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.705 mas, bmaj=4.254 mas, bpa=23.76 degrees ! Estimated noise=0.485746 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 = 1.11937e-05 Jy ! Component: 100 - total flux cleaned = -6.38527e-05 Jy ! Component: 150 - total flux cleaned = -0.00010419 Jy ! Component: 200 - total flux cleaned = -7.06525e-05 Jy ! Total flux subtracted in 200 components = -7.06525e-05 Jy ! Clean residual min=-0.001663 max=0.001721 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.0480753 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.0480753 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=0.035908Jy sigma=0.692114 ! Fit after self-cal, rms=0.035921Jy sigma=0.691416 ! 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=0.035921Jy sigma=0.691416 ! Fit after self-cal, rms=0.036006Jy sigma=0.691363 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.707 mas, bmaj=4.254 mas, bpa=23.75 degrees ! Estimated noise=0.485359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.27289e-05 Jy ! Component: 100 - total flux cleaned = 4.0926e-05 Jy ! Component: 150 - total flux cleaned = 4.1708e-05 Jy ! Component: 200 - total flux cleaned = 5.54132e-05 Jy ! Total flux subtracted in 200 components = 5.54132e-05 Jy ! Clean residual min=-0.001641 max=0.001653 Jy/beam ! Clean residual mean=0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0481307 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0481307 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=0.035987Jy sigma=0.690930 ! Fit after self-cal, rms=0.035985Jy sigma=0.690790 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-61.5, -48.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168821 Jy ! Component: 100 - total flux cleaned = 0.0019726 Jy ! Component: 150 - total flux cleaned = 0.00197361 Jy ! Component: 200 - total flux cleaned = 0.00179571 Jy ! Total flux subtracted in 200 components = 0.00179571 Jy ! Clean residual min=-0.001625 max=0.001323 Jy/beam ! Clean residual mean=0.000002 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0499264 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 0.0499264 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=0.035873Jy sigma=0.688891 ! Fit after self-cal, rms=0.035851Jy sigma=0.688613 ! 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=0.035851Jy sigma=0.688613 ! Fit after self-cal, rms=0.035520Jy sigma=0.688425 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.701 mas, bmaj=4.26 mas, bpa=23.69 degrees ! Estimated noise=0.484376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000651146 Jy ! Component: 100 - total flux cleaned = 0.000631131 Jy ! Component: 150 - total flux cleaned = 0.000529186 Jy ! Component: 200 - total flux cleaned = 0.000474814 Jy ! Total flux subtracted in 200 components = 0.000474814 Jy ! Clean residual min=-0.001565 max=0.001275 Jy/beam ! Clean residual mean=0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0504012 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.0504012 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=0.035479Jy sigma=0.687774 ! Fit after self-cal, rms=0.035467Jy sigma=0.687682 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.1053e-05 Jy ! Component: 100 - total flux cleaned = 7.05478e-05 Jy ! Component: 150 - total flux cleaned = 5.53813e-05 Jy ! Component: 200 - total flux cleaned = 6.95602e-05 Jy ! Total flux subtracted in 200 components = 6.95602e-05 Jy ! Clean residual min=-0.001544 max=0.001269 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0504708 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 87 components and 0.0504708 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=0.035451Jy sigma=0.687392 ! Fit after self-cal, rms=0.035449Jy sigma=0.687365 ! 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=0.035449Jy sigma=0.687365 ! Fit after self-cal, rms=0.035338Jy sigma=0.687279 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.349 mas, bmaj=4.925 mas, bpa=15.39 degrees ! Estimated noise=0.575453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000515884 Jy ! Component: 100 - total flux cleaned = 0.000618434 Jy ! Component: 150 - total flux cleaned = 0.000618422 Jy ! Component: 200 - total flux cleaned = 0.000618756 Jy ! Total flux subtracted in 200 components = 0.000618756 Jy ! Clean residual min=-0.001390 max=0.001375 Jy/beam ! Clean residual mean=0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0510895 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 102 components and 0.0510895 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=0.035334Jy sigma=0.687138 ! Fit after self-cal, rms=0.035332Jy sigma=0.687098 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 = 6.75009e-05 Jy ! Component: 100 - total flux cleaned = 7.96443e-05 Jy ! Component: 150 - total flux cleaned = 7.95333e-05 Jy ! Component: 200 - total flux cleaned = 7.96559e-05 Jy ! Total flux subtracted in 200 components = 7.96559e-05 Jy ! Clean residual min=-0.001367 max=0.001330 Jy/beam ! Clean residual mean=0.000002 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0511692 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.0511692 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=0.035330Jy sigma=0.687025 ! Fit after self-cal, rms=0.035330Jy sigma=0.687005 ! 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=1.701 mas, bmaj=4.267 mas, bpa=23.55 degrees ! Estimated noise=0.484231 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.701 x 4.267 at 23.55 degrees (North through East) ! Clean map min=-0.0013913 max=0.032564 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=1.434 mas, bmaj=4.034 mas, bpa=24.63 degrees ! Estimated noise=0.712271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025652 Jy ! Component: 100 - total flux cleaned = 0.0356014 Jy ! Component: 150 - total flux cleaned = 0.0401482 Jy ! Component: 200 - total flux cleaned = 0.0423085 Jy ! Total flux subtracted in 200 components = 0.0423085 Jy ! Clean residual min=-0.002479 max=0.002385 Jy/beam ! Clean residual mean=0.000003 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.0423084 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0423084 Jy ! Inverting map and beam ! Estimated beam: bmin=1.701 mas, bmaj=4.267 mas, bpa=23.55 degrees ! Estimated noise=0.484231 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 = 0.00285112 Jy ! Component: 100 - total flux cleaned = 0.00478055 Jy ! Component: 150 - total flux cleaned = 0.0058487 Jy ! Component: 200 - total flux cleaned = 0.00656783 Jy ! Total flux subtracted in 200 components = 0.00656783 Jy ! Clean residual min=-0.001972 max=0.001526 Jy/beam ! Clean residual mean=0.000003 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0488763 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 36 components and 0.0488763 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=3.349 mas, bmaj=4.925 mas, bpa=15.39 degrees ! Estimated noise=0.575453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133864 Jy ! Component: 100 - total flux cleaned = 0.00169293 Jy ! Component: 150 - total flux cleaned = 0.00188149 Jy ! Component: 200 - total flux cleaned = 0.00203897 Jy ! Total flux subtracted in 200 components = 0.00203897 Jy ! Clean residual min=-0.001388 max=0.001661 Jy/beam ! Clean residual mean=0.000003 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0509153 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) ! Added new window around map position (20.7, 67.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000643345 Jy ! Component: 100 - total flux cleaned = 0.000465722 Jy ! Component: 150 - total flux cleaned = 0.000290666 Jy ! Component: 200 - total flux cleaned = 0.000214471 Jy ! Total flux subtracted in 200 components = 0.000214471 Jy ! Clean residual min=-0.001166 max=0.001082 Jy/beam ! Clean residual mean=0.000002 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0511297 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 83 components and 0.0511297 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.701 mas, bmaj=4.267 mas, bpa=23.55 degrees ! Estimated noise=0.484231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123394 Jy ! Component: 100 - total flux cleaned = -0.000253354 Jy ! Component: 150 - total flux cleaned = -0.000369799 Jy ! Component: 200 - total flux cleaned = -0.000396871 Jy ! Total flux subtracted in 200 components = -0.000396871 Jy ! Clean residual min=-0.001653 max=0.001256 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0507328 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 108 components and 0.0507328 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=0.035316Jy sigma=0.686304 ! Fit after self-cal, rms=0.035309Jy sigma=0.685910 wmodel J0246+3701_C_map.mod ! Writing 108 model components to file: J0246+3701_C_map.mod wobs J0246+3701_C_uvs.fits ! Writing UV FITS file: J0246+3701_C_uvs.fits wwins J0246+3701_C_map.win ! wwins: Wrote 3 windows to J0246+3701_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 = -0.000600977 Jy ! Component: 100 - total flux cleaned = -0.00060336 Jy ! Component: 150 - total flux cleaned = -0.000424074 Jy ! Component: 200 - total flux cleaned = -0.00019412 Jy ! Component: 250 - total flux cleaned = -8.92582e-06 Jy ! Component: 300 - total flux cleaned = 0.000205954 Jy ! Component: 350 - total flux cleaned = 0.000397156 Jy ! Component: 400 - total flux cleaned = 0.00056624 Jy ! Component: 450 - total flux cleaned = 0.000714529 Jy ! Component: 500 - total flux cleaned = 0.000811063 Jy ! Component: 550 - total flux cleaned = 0.000921746 Jy ! Component: 600 - total flux cleaned = 0.00101447 Jy ! Component: 650 - total flux cleaned = 0.00113533 Jy ! Component: 700 - total flux cleaned = 0.00116506 Jy ! Component: 750 - total flux cleaned = 0.0012089 Jy ! Component: 800 - total flux cleaned = 0.0013088 Jy ! Component: 850 - total flux cleaned = 0.00137864 Jy ! Component: 900 - total flux cleaned = 0.00144779 Jy ! Component: 950 - total flux cleaned = 0.00147496 Jy ! Component: 1000 - total flux cleaned = 0.00151542 Jy ! Component: 1050 - total flux cleaned = 0.00158133 Jy ! Component: 1100 - total flux cleaned = 0.00158134 Jy ! Component: 1150 - total flux cleaned = 0.00158155 Jy ! Component: 1200 - total flux cleaned = 0.00163243 Jy ! Component: 1250 - total flux cleaned = 0.00166992 Jy ! Component: 1300 - total flux cleaned = 0.00166989 Jy ! Component: 1350 - total flux cleaned = 0.00173075 Jy ! Component: 1400 - total flux cleaned = 0.00171876 Jy ! Component: 1450 - total flux cleaned = 0.0016716 Jy ! Component: 1500 - total flux cleaned = 0.00171867 Jy ! Component: 1550 - total flux cleaned = 0.001684 Jy ! Component: 1600 - total flux cleaned = 0.00170703 Jy ! Component: 1650 - total flux cleaned = 0.00174116 Jy ! Component: 1700 - total flux cleaned = 0.00172976 Jy ! Component: 1750 - total flux cleaned = 0.00169667 Jy ! Component: 1800 - total flux cleaned = 0.00172981 Jy ! Component: 1850 - total flux cleaned = 0.00179509 Jy ! Component: 1900 - total flux cleaned = 0.00178422 Jy ! Component: 1950 - total flux cleaned = 0.00181625 Jy ! Component: 2000 - total flux cleaned = 0.00182683 Jy ! Component: 2050 - total flux cleaned = 0.00183707 Jy ! Component: 2100 - total flux cleaned = 0.001837 Jy ! Component: 2150 - total flux cleaned = 0.0018266 Jy ! Component: 2200 - total flux cleaned = 0.00181656 Jy ! Component: 2250 - total flux cleaned = 0.00180636 Jy ! Component: 2300 - total flux cleaned = 0.0018164 Jy ! Component: 2350 - total flux cleaned = 0.00186587 Jy ! Component: 2400 - total flux cleaned = 0.001846 Jy ! Component: 2450 - total flux cleaned = 0.00184589 Jy ! Component: 2500 - total flux cleaned = 0.00184598 Jy ! Component: 2550 - total flux cleaned = 0.00186516 Jy ! Component: 2600 - total flux cleaned = 0.00188405 Jy ! Component: 2650 - total flux cleaned = 0.001884 Jy ! Component: 2700 - total flux cleaned = 0.00187469 Jy ! Component: 2750 - total flux cleaned = 0.00189324 Jy ! Component: 2800 - total flux cleaned = 0.00184723 Jy ! Component: 2850 - total flux cleaned = 0.00187479 Jy ! Component: 2900 - total flux cleaned = 0.00192026 Jy ! Component: 2950 - total flux cleaned = 0.00192005 Jy ! Component: 3000 - total flux cleaned = 0.00190211 Jy ! Component: 3050 - total flux cleaned = 0.00188431 Jy ! Component: 3100 - total flux cleaned = 0.00186674 Jy ! Component: 3150 - total flux cleaned = 0.00190188 Jy ! Component: 3200 - total flux cleaned = 0.00189324 Jy ! Component: 3250 - total flux cleaned = 0.00191054 Jy ! Component: 3300 - total flux cleaned = 0.00190194 Jy ! Component: 3350 - total flux cleaned = 0.00195306 Jy ! Component: 3400 - total flux cleaned = 0.0019614 Jy ! Component: 3450 - total flux cleaned = 0.00196982 Jy ! Component: 3500 - total flux cleaned = 0.00197815 Jy ! Component: 3550 - total flux cleaned = 0.00205284 Jy ! Component: 3600 - total flux cleaned = 0.00206927 Jy ! Component: 3650 - total flux cleaned = 0.00208569 Jy ! Component: 3700 - total flux cleaned = 0.00211829 Jy ! Component: 3750 - total flux cleaned = 0.00215881 Jy ! Component: 3800 - total flux cleaned = 0.00215085 Jy ! Component: 3850 - total flux cleaned = 0.00219892 Jy ! Component: 3900 - total flux cleaned = 0.00221484 Jy ! Component: 3950 - total flux cleaned = 0.00221493 Jy ! Component: 4000 - total flux cleaned = 0.00227798 Jy ! Component: 4050 - total flux cleaned = 0.00229368 Jy ! Total flux subtracted in 4096 components = 0.00231707 Jy ! Clean residual min=-0.000506 max=0.000437 Jy/beam ! Clean residual mean=0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0530499 Jy keep ! Adding 241 model components to the UV plane model. ! The established model now contains 349 components and 0.0530499 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0246+3701_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.701 x 4.267 at 23.55 degrees (North through East) ! Clean map min=-0.0010495 max=0.032396 Jy/beam ! Writing clean map to FITS file: .//J0246+3701_C_map.fits wmodel .//J0246+3701_C_map.mod ! Writing 349 model components to file: .//J0246+3701_C_map.mod wobs .//J0246+3701_C_uvs.fits ! Writing UV FITS file: .//J0246+3701_C_uvs.fits wwins .//J0246+3701_C_map.win ! wwins: Wrote 4 windows to .//J0246+3701_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0323965 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132827 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.23002 1.23002 2.46004 4.92007 9.84014 19.6803 39.3606 78.7211 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 243.898 quit ! Quitting program ! Log file .//J0246+3701_C_dfm.log closed on Mon Jan 20 17:18:47 2020