! Started logfile: /vlbi/sb072/temp_maps//J1816+4021_C_dfm.log on Tue Mar 5 23:27:22 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//J1816+4021_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1816+4021_C_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1816+4021 ! ! 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 1152 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 J1816+4021_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=1.003714Jy sigma=43.683332 ! Fit after self-cal, rms=0.951761Jy sigma=41.384197 ! 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=1.597 mas, bmaj=4.181 mas, bpa=14.62 degrees ! Estimated noise=0.66278 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 = 0.0346437 Jy ! Component: 100 - total flux cleaned = 0.0454844 Jy ! Total flux subtracted in 100 components = 0.0454844 Jy ! Clean residual min=-0.002995 max=0.005171 Jy/beam ! Clean residual mean=-0.000004 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.0454844 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0454844 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=0.019551Jy sigma=0.823409 ! Fit after self-cal, rms=0.019496Jy sigma=0.821276 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591694 Jy ! Component: 100 - total flux cleaned = 0.00916068 Jy ! Total flux subtracted in 100 components = 0.00916068 Jy ! Clean residual min=-0.002092 max=0.002333 Jy/beam ! Clean residual mean=-0.000002 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.0546451 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0546451 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=0.017060Jy sigma=0.701574 ! Fit after self-cal, rms=0.017039Jy sigma=0.700675 ! 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=1.972 mas, bmaj=4.408 mas, bpa=13.23 degrees ! Estimated noise=0.487734 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 = 0.00278038 Jy ! Component: 100 - total flux cleaned = 0.00423309 Jy ! Component: 150 - total flux cleaned = 0.00512894 Jy ! Component: 200 - total flux cleaned = 0.00569713 Jy ! Total flux subtracted in 200 components = 0.00569713 Jy ! Clean residual min=-0.001652 max=0.002219 Jy/beam ! Clean residual mean=-0.000002 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0603422 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.0603422 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=0.016635Jy sigma=0.678587 ! Fit after self-cal, rms=0.016635Jy sigma=0.678514 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.972 x 4.408 at 13.23 degrees (North through East) ! Clean map min=-0.0016165 max=0.048435 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.88 KP 0.94 ! LA 1.06 NL 1.03 OV 0.99 PT 1.02 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.92 HN 0.98 KP 0.98 ! LA 1.02 NL 1.12 OV 0.99 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.87 HN 0.98 KP 1.00 ! LA 0.97 NL 1.23 OV 1.03 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.89 KP 0.95 ! LA 1.11 NL 1.18 OV 1.08 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.94 KP 1.01 ! LA 1.04 NL 1.21 OV 0.97 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.93 HN 0.96 KP 1.04 ! LA 0.99 NL 1.12 OV 1.02 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.92 HN 1.00 KP 0.98 ! LA 1.00 NL 1.14 OV 1.00 PT 0.93 ! SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.92 HN 0.92 KP 1.02 ! LA 1.02 NL 1.04 OV 1.02 PT 0.93 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.016635Jy sigma=0.678514 ! Fit after self-cal, rms=0.016239Jy sigma=0.648224 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.959 mas, bmaj=4.385 mas, bpa=12.85 degrees ! Estimated noise=0.482277 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 = 8.01658e-05 Jy ! Component: 100 - total flux cleaned = 4.46015e-05 Jy ! Component: 150 - total flux cleaned = 3.64259e-06 Jy ! Component: 200 - total flux cleaned = -1.87089e-05 Jy ! Total flux subtracted in 200 components = -1.87089e-05 Jy ! Clean residual min=-0.001475 max=0.001556 Jy/beam ! Clean residual mean=-0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0603235 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 34 components and 0.0603235 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=0.016229Jy sigma=0.647779 ! Fit after self-cal, rms=0.016244Jy sigma=0.647593 ! 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=0.016244Jy sigma=0.647593 ! Fit after self-cal, rms=0.016257Jy sigma=0.647500 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.954 mas, bmaj=4.388 mas, bpa=12.91 degrees ! Estimated noise=0.48202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.3507e-05 Jy ! Component: 100 - total flux cleaned = 6.95661e-06 Jy ! Component: 150 - total flux cleaned = -2.62092e-06 Jy ! Component: 200 - total flux cleaned = -7.24915e-06 Jy ! Total flux subtracted in 200 components = -7.24915e-06 Jy ! Clean residual min=-0.001491 max=0.001549 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0603162 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.0603162 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=0.016253Jy sigma=0.647336 ! Fit after self-cal, rms=0.016253Jy sigma=0.647330 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 (-72.3, -42.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136076 Jy ! Component: 100 - total flux cleaned = 0.00161092 Jy ! Component: 150 - total flux cleaned = 0.00178124 Jy ! Component: 200 - total flux cleaned = 0.00193384 Jy ! Total flux subtracted in 200 components = 0.00193384 Jy ! Clean residual min=-0.001400 max=0.001329 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0622501 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.0622501 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=0.016122Jy sigma=0.640706 ! Fit after self-cal, rms=0.016119Jy sigma=0.640468 ! 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=0.016119Jy sigma=0.640468 ! Fit after self-cal, rms=0.016108Jy sigma=0.640146 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.952 mas, bmaj=4.392 mas, bpa=12.98 degrees ! Estimated noise=0.481053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380799 Jy ! Component: 100 - total flux cleaned = 0.000517235 Jy ! Component: 150 - total flux cleaned = 0.000661867 Jy ! Component: 200 - total flux cleaned = 0.000744201 Jy ! Total flux subtracted in 200 components = 0.000744201 Jy ! Clean residual min=-0.001318 max=0.001331 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0629943 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.0629943 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=0.016081Jy sigma=0.638997 ! Fit after self-cal, rms=0.016081Jy sigma=0.638968 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 (6.9, 36.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000648056 Jy ! Component: 100 - total flux cleaned = 0.00059892 Jy ! Component: 150 - total flux cleaned = 0.000632954 Jy ! Component: 200 - total flux cleaned = 0.000693736 Jy ! Total flux subtracted in 200 components = 0.000693736 Jy ! Clean residual min=-0.001292 max=0.001046 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.063688 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 104 components and 0.063688 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=0.015991Jy sigma=0.634797 ! Fit after self-cal, rms=0.015991Jy sigma=0.634689 ! 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=0.015991Jy sigma=0.634689 ! Fit after self-cal, rms=0.015963Jy sigma=0.634551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.937 mas, bmaj=5.237 mas, bpa=7.527 degrees ! Estimated noise=0.572377 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00023894 Jy ! Component: 100 - total flux cleaned = 0.000363765 Jy ! Component: 150 - total flux cleaned = 0.000461294 Jy ! Component: 200 - total flux cleaned = 0.00052705 Jy ! Total flux subtracted in 200 components = 0.00052705 Jy ! Clean residual min=-0.001386 max=0.001090 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.064215 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 120 components and 0.0642151 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=0.015947Jy sigma=0.633860 ! Fit after self-cal, rms=0.015946Jy sigma=0.633839 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 = 9.59025e-05 Jy ! Component: 100 - total flux cleaned = 0.000153322 Jy ! Component: 150 - total flux cleaned = 0.000206452 Jy ! Component: 200 - total flux cleaned = 0.000231064 Jy ! Total flux subtracted in 200 components = 0.000231064 Jy ! Clean residual min=-0.001362 max=0.001104 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0644461 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 131 components and 0.0644461 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=0.015939Jy sigma=0.633568 ! Fit after self-cal, rms=0.015939Jy sigma=0.633562 ! 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=1.954 mas, bmaj=4.392 mas, bpa=12.97 degrees ! Estimated noise=0.48051 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.954 x 4.392 at 12.97 degrees (North through East) ! Clean map min=-0.0011874 max=0.047867 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=1.58 mas, bmaj=4.153 mas, bpa=14.35 degrees ! Estimated noise=0.65037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0340077 Jy ! Component: 100 - total flux cleaned = 0.0453436 Jy ! Component: 150 - total flux cleaned = 0.0515499 Jy ! Component: 200 - total flux cleaned = 0.0550126 Jy ! Total flux subtracted in 200 components = 0.0550126 Jy ! Clean residual min=-0.002037 max=0.001799 Jy/beam ! Clean residual mean=-0.000001 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.0550126 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0550126 Jy ! Inverting map and beam ! Estimated beam: bmin=1.954 mas, bmaj=4.392 mas, bpa=12.97 degrees ! Estimated noise=0.48051 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 = 0.00247768 Jy ! Component: 100 - total flux cleaned = 0.00399829 Jy ! Component: 150 - total flux cleaned = 0.00461975 Jy ! Component: 200 - total flux cleaned = 0.00502049 Jy ! Total flux subtracted in 200 components = 0.00502049 Jy ! Clean residual min=-0.001481 max=0.001150 Jy/beam ! Clean residual mean=-0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0600331 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 0.0600331 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=3.937 mas, bmaj=5.237 mas, bpa=7.527 degrees ! Estimated noise=0.572377 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115653 Jy ! Component: 100 - total flux cleaned = 0.00165045 Jy ! Component: 150 - total flux cleaned = 0.00198766 Jy ! Component: 200 - total flux cleaned = 0.00228606 Jy ! Total flux subtracted in 200 components = 0.00228606 Jy ! Clean residual min=-0.001556 max=0.001179 Jy/beam ! Clean residual mean=-0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.0623192 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000245025 Jy ! Component: 100 - total flux cleaned = 0.000410231 Jy ! Component: 150 - total flux cleaned = 0.000576598 Jy ! Component: 200 - total flux cleaned = 0.000727702 Jy ! Total flux subtracted in 200 components = 0.000727702 Jy ! Clean residual min=-0.001494 max=0.001156 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0630469 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 102 components and 0.0630469 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.954 mas, bmaj=4.392 mas, bpa=12.97 degrees ! Estimated noise=0.48051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168109 Jy ! Component: 100 - total flux cleaned = 0.000265583 Jy ! Component: 150 - total flux cleaned = 0.000369251 Jy ! Component: 200 - total flux cleaned = 0.000509407 Jy ! Total flux subtracted in 200 components = 0.000509407 Jy ! Clean residual min=-0.001304 max=0.001112 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0635563 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 0.0635563 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=0.015963Jy sigma=0.634718 ! Fit after self-cal, rms=0.015960Jy sigma=0.634665 wmodel J1816+4021_C_map.mod ! Writing 121 model components to file: J1816+4021_C_map.mod wobs J1816+4021_C_uvs.fits ! Writing UV FITS file: J1816+4021_C_uvs.fits wwins J1816+4021_C_map.win ! wwins: Wrote 3 windows to J1816+4021_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 = -0.000213893 Jy ! Component: 100 - total flux cleaned = -0.000232694 Jy ! Component: 150 - total flux cleaned = -0.000266305 Jy ! Component: 200 - total flux cleaned = -0.000313757 Jy ! Component: 250 - total flux cleaned = -0.000391168 Jy ! Component: 300 - total flux cleaned = -0.000465194 Jy ! Component: 350 - total flux cleaned = -0.000465134 Jy ! Component: 400 - total flux cleaned = -0.000493212 Jy ! Component: 450 - total flux cleaned = -0.000506888 Jy ! Component: 500 - total flux cleaned = -0.000493769 Jy ! Component: 550 - total flux cleaned = -0.000405392 Jy ! Component: 600 - total flux cleaned = -0.000356579 Jy ! Component: 650 - total flux cleaned = -0.00032071 Jy ! Component: 700 - total flux cleaned = -0.000344179 Jy ! Component: 750 - total flux cleaned = -0.000321183 Jy ! Component: 800 - total flux cleaned = -0.000310017 Jy ! Component: 850 - total flux cleaned = -0.000310074 Jy ! Component: 900 - total flux cleaned = -0.00031017 Jy ! Component: 950 - total flux cleaned = -0.000342104 Jy ! Component: 1000 - total flux cleaned = -0.000310786 Jy ! Component: 1050 - total flux cleaned = -0.000321175 Jy ! Component: 1100 - total flux cleaned = -0.00037128 Jy ! Component: 1150 - total flux cleaned = -0.000351535 Jy ! Component: 1200 - total flux cleaned = -0.000361365 Jy ! Component: 1250 - total flux cleaned = -0.000371168 Jy ! Component: 1300 - total flux cleaned = -0.000399539 Jy ! Component: 1350 - total flux cleaned = -0.000408707 Jy ! Component: 1400 - total flux cleaned = -0.000436259 Jy ! Component: 1450 - total flux cleaned = -0.000463376 Jy ! Component: 1500 - total flux cleaned = -0.000472273 Jy ! Component: 1550 - total flux cleaned = -0.000498636 Jy ! Component: 1600 - total flux cleaned = -0.000524645 Jy ! Component: 1650 - total flux cleaned = -0.000550306 Jy ! Component: 1700 - total flux cleaned = -0.000584218 Jy ! Component: 1750 - total flux cleaned = -0.000609199 Jy ! Component: 1800 - total flux cleaned = -0.000642128 Jy ! Component: 1850 - total flux cleaned = -0.000666504 Jy ! Component: 1900 - total flux cleaned = -0.000666419 Jy ! Component: 1950 - total flux cleaned = -0.00069821 Jy ! Component: 2000 - total flux cleaned = -0.000698282 Jy ! Component: 2050 - total flux cleaned = -0.000737061 Jy ! Component: 2100 - total flux cleaned = -0.000736973 Jy ! Component: 2150 - total flux cleaned = -0.000752221 Jy ! Component: 2200 - total flux cleaned = -0.00077489 Jy ! Component: 2250 - total flux cleaned = -0.000797222 Jy ! Component: 2300 - total flux cleaned = -0.000826778 Jy ! Component: 2350 - total flux cleaned = -0.000848698 Jy ! Component: 2400 - total flux cleaned = -0.000877459 Jy ! Component: 2450 - total flux cleaned = -0.000870313 Jy ! Component: 2500 - total flux cleaned = -0.000877382 Jy ! Component: 2550 - total flux cleaned = -0.000870444 Jy ! Component: 2600 - total flux cleaned = -0.000870512 Jy ! Component: 2650 - total flux cleaned = -0.00089123 Jy ! Component: 2700 - total flux cleaned = -0.000870789 Jy ! Component: 2750 - total flux cleaned = -0.000897853 Jy ! Component: 2800 - total flux cleaned = -0.000897774 Jy ! Component: 2850 - total flux cleaned = -0.000891055 Jy ! Component: 2900 - total flux cleaned = -0.000884556 Jy ! Component: 2950 - total flux cleaned = -0.000897649 Jy ! Component: 3000 - total flux cleaned = -0.000923478 Jy ! Component: 3050 - total flux cleaned = -0.000929783 Jy ! Component: 3100 - total flux cleaned = -0.000929733 Jy ! Component: 3150 - total flux cleaned = -0.000910694 Jy ! Component: 3200 - total flux cleaned = -0.000904424 Jy ! Component: 3250 - total flux cleaned = -0.000891989 Jy ! Component: 3300 - total flux cleaned = -0.000910504 Jy ! Component: 3350 - total flux cleaned = -0.000910535 Jy ! Component: 3400 - total flux cleaned = -0.000898353 Jy ! Component: 3450 - total flux cleaned = -0.000904427 Jy ! Component: 3500 - total flux cleaned = -0.000898444 Jy ! Component: 3550 - total flux cleaned = -0.000910363 Jy ! Component: 3600 - total flux cleaned = -0.000898508 Jy ! Component: 3650 - total flux cleaned = -0.000904393 Jy ! Component: 3700 - total flux cleaned = -0.000904397 Jy ! Component: 3750 - total flux cleaned = -0.000892805 Jy ! Component: 3800 - total flux cleaned = -0.000892811 Jy ! Component: 3850 - total flux cleaned = -0.000881303 Jy ! Component: 3900 - total flux cleaned = -0.000858434 Jy ! Component: 3950 - total flux cleaned = -0.00085279 Jy ! Component: 4000 - total flux cleaned = -0.000852786 Jy ! Component: 4050 - total flux cleaned = -0.000830231 Jy ! Total flux subtracted in 4096 components = -0.000830209 Jy ! Clean residual min=-0.000301 max=0.000297 Jy/beam ! Clean residual mean=-0.000001 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0627261 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 387 components and 0.062726 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1816+4021_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.954 x 4.392 at 12.97 degrees (North through East) ! Clean map min=-0.00088562 max=0.047647 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1816+4021_C_map.fits wmodel /vlbi/sb072/temp_maps//J1816+4021_C_map.mod ! Writing 387 model components to file: /vlbi/sb072/temp_maps//J1816+4021_C_map.mod wobs /vlbi/sb072/temp_maps//J1816+4021_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1816+4021_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1816+4021_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1816+4021_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0476471 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.81489e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.617974 0.617974 1.23595 2.4719 4.94379 9.88759 19.7752 39.5504 79.1007 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 485.457 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1816+4021_C_dfm.log closed on Tue Mar 5 23:27:26 2019