! Started logfile: /vlbi/sb072/temp_maps//J0204-1701_C_dfm.log on Sat Jan 12 21:46:19 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//J0204-1701_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0204-1701_C_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0204-1701 ! ! 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 J0204-1701_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=1.681103Jy sigma=59.490092 ! Fit after self-cal, rms=0.447046Jy sigma=16.384755 ! 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=1.234 mas, bmaj=3.394 mas, bpa=2.924 degrees ! Estimated noise=0.748554 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 = 1.00793 Jy ! Component: 100 - total flux cleaned = 1.26276 Jy ! Total flux subtracted in 100 components = 1.26276 Jy ! Clean residual min=-0.052463 max=0.108040 Jy/beam ! Clean residual mean=0.000110 rms=0.015372 Jy/beam ! Combined flux in latest and established models = 1.26276 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.26276 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=0.259478Jy sigma=9.450752 ! Fit after self-cal, rms=0.259074Jy sigma=9.443019 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.119862 Jy ! Component: 100 - total flux cleaned = 0.184017 Jy ! Total flux subtracted in 100 components = 0.184017 Jy ! Clean residual min=-0.046223 max=0.070755 Jy/beam ! Clean residual mean=0.000055 rms=0.009731 Jy/beam ! Combined flux in latest and established models = 1.44678 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 1.44678 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=0.164213Jy sigma=5.769518 ! Fit after self-cal, rms=0.163847Jy sigma=5.762652 ! Inverting map ! Added new window around map position (-1.8, -4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0623362 Jy ! Component: 100 - total flux cleaned = 0.0989262 Jy ! Total flux subtracted in 100 components = 0.0989262 Jy ! Clean residual min=-0.036527 max=0.046157 Jy/beam ! Clean residual mean=0.000028 rms=0.007495 Jy/beam ! Combined flux in latest and established models = 1.5457 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 1.5457 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=0.126100Jy sigma=4.379791 ! Fit after self-cal, rms=0.124809Jy sigma=4.301047 ! Inverting map ! Added new window around map position (2.7, 7.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0451305 Jy ! Component: 100 - total flux cleaned = 0.0730023 Jy ! Total flux subtracted in 100 components = 0.0730023 Jy ! Clean residual min=-0.035479 max=0.027128 Jy/beam ! Clean residual mean=0.000018 rms=0.006103 Jy/beam ! Combined flux in latest and established models = 1.6187 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 1.6187 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=0.099671Jy sigma=3.437471 ! Fit after self-cal, rms=0.098550Jy sigma=3.398964 ! 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=1.491 mas, bmaj=3.961 mas, bpa=2.58 degrees ! Estimated noise=0.599688 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 = 0.0312133 Jy ! Component: 100 - total flux cleaned = 0.0511618 Jy ! Component: 150 - total flux cleaned = 0.0650375 Jy ! Component: 200 - total flux cleaned = 0.0748186 Jy ! Total flux subtracted in 200 components = 0.0748186 Jy ! Clean residual min=-0.028782 max=0.033655 Jy/beam ! Clean residual mean=0.000024 rms=0.007150 Jy/beam ! Combined flux in latest and established models = 1.69352 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 76 components and 1.69352 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=0.085254Jy sigma=3.010157 ! Fit after self-cal, rms=0.084800Jy sigma=2.990800 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.491 x 3.961 at 2.58 degrees (North through East) ! Clean map min=-0.026301 max=1.3021 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.02 KP 0.98 ! LA 1.08 MK 1.01 OV 1.01 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.99 KP 0.97 ! LA 1.07 MK 1.01 OV 1.00 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.99 KP 0.97 ! LA 1.06 MK 1.00 OV 0.99 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.96 KP 0.97 ! LA 1.07 MK 1.01 OV 0.99 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 1.03 KP 0.98 ! LA 1.06 MK 1.00 OV 1.00 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.03 KP 0.98 ! LA 1.07 MK 0.99 OV 1.00 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.04 KP 0.98 ! LA 1.06 MK 1.00 OV 1.00 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.04 KP 0.98 ! LA 1.07 MK 0.99 OV 1.00 PT 0.96 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.084800Jy sigma=2.990800 ! Fit after self-cal, rms=0.041561Jy sigma=1.350023 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.494 mas, bmaj=3.981 mas, bpa=2.504 degrees ! Estimated noise=0.601311 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 = -0.012587 Jy ! Component: 100 - total flux cleaned = -0.0151474 Jy ! Component: 150 - total flux cleaned = -0.0158604 Jy ! Component: 200 - total flux cleaned = -0.0154486 Jy ! Total flux subtracted in 200 components = -0.0154486 Jy ! Clean residual min=-0.013115 max=0.010567 Jy/beam ! Clean residual mean=0.000006 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 1.67807 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 89 components and 1.67807 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=0.036535Jy sigma=1.170896 ! Fit after self-cal, rms=0.036367Jy sigma=1.164333 ! 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=0.036367Jy sigma=1.164333 ! Fit after self-cal, rms=0.035359Jy sigma=1.131245 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.494 mas, bmaj=3.984 mas, bpa=2.497 degrees ! Estimated noise=0.601016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00777131 Jy ! Component: 100 - total flux cleaned = -0.0087982 Jy ! Component: 150 - total flux cleaned = -0.00879462 Jy ! Component: 200 - total flux cleaned = -0.00895027 Jy ! Total flux subtracted in 200 components = -0.00895027 Jy ! Clean residual min=-0.010973 max=0.009453 Jy/beam ! Clean residual mean=0.000003 rms=0.001860 Jy/beam ! Combined flux in latest and established models = 1.66912 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 95 components and 1.66912 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=0.032911Jy sigma=1.042804 ! Fit after self-cal, rms=0.032866Jy sigma=1.040277 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 = 4.39101e-06 Jy ! Component: 100 - total flux cleaned = 3.97494e-06 Jy ! Component: 150 - total flux cleaned = -0.000112951 Jy ! Component: 200 - total flux cleaned = 2.1504e-06 Jy ! Total flux subtracted in 200 components = 2.1504e-06 Jy ! Clean residual min=-0.009882 max=0.008921 Jy/beam ! Clean residual mean=0.000002 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 1.66913 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 98 components and 1.66913 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=0.031924Jy sigma=1.008244 ! Fit after self-cal, rms=0.031907Jy sigma=1.007116 ! 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=0.031907Jy sigma=1.007116 ! Fit after self-cal, rms=0.031282Jy sigma=0.986111 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.494 mas, bmaj=3.985 mas, bpa=2.48 degrees ! Estimated noise=0.600881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00403132 Jy ! Component: 100 - total flux cleaned = -0.0045649 Jy ! Component: 150 - total flux cleaned = -0.00479288 Jy ! Component: 200 - total flux cleaned = -0.00499982 Jy ! Total flux subtracted in 200 components = -0.00499982 Jy ! Clean residual min=-0.008934 max=0.008168 Jy/beam ! Clean residual mean=0.000001 rms=0.001617 Jy/beam ! Combined flux in latest and established models = 1.66413 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 105 components and 1.66413 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=0.030171Jy sigma=0.946904 ! Fit after self-cal, rms=0.030154Jy sigma=0.945951 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 = -0.000211974 Jy ! Component: 100 - total flux cleaned = -0.000303382 Jy ! Component: 150 - total flux cleaned = -0.000479044 Jy ! Component: 200 - total flux cleaned = -0.00064539 Jy ! Total flux subtracted in 200 components = -0.00064539 Jy ! Clean residual min=-0.008554 max=0.007906 Jy/beam ! Clean residual mean=0.000000 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 1.66348 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 1.66348 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=0.029648Jy sigma=0.928825 ! Fit after self-cal, rms=0.029635Jy sigma=0.928186 ! 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=0.029635Jy sigma=0.928186 ! Fit after self-cal, rms=0.029356Jy sigma=0.919166 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.859 mas, bmaj=8.488 mas, bpa=11.29 degrees ! Estimated noise=0.777238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00185168 Jy ! Component: 100 - total flux cleaned = -0.00221104 Jy ! Component: 150 - total flux cleaned = -0.00231516 Jy ! Component: 200 - total flux cleaned = -0.00221619 Jy ! Total flux subtracted in 200 components = -0.00221619 Jy ! Clean residual min=-0.008660 max=0.011319 Jy/beam ! Clean residual mean=-0.000001 rms=0.002352 Jy/beam ! Combined flux in latest and established models = 1.66126 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 119 components and 1.66126 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=0.029041Jy sigma=0.905334 ! Fit after self-cal, rms=0.028951Jy sigma=0.903560 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 (5.4, 20.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101121 Jy ! Component: 100 - total flux cleaned = 0.0126115 Jy ! Component: 150 - total flux cleaned = 0.0146754 Jy ! Component: 200 - total flux cleaned = 0.0165893 Jy ! Total flux subtracted in 200 components = 0.0165893 Jy ! Clean residual min=-0.005150 max=0.003879 Jy/beam ! Clean residual mean=0.000002 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 1.67785 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 158 components and 1.67785 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=0.027086Jy sigma=0.824268 ! Fit after self-cal, rms=0.026923Jy sigma=0.819000 ! 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=1.493 mas, bmaj=3.985 mas, bpa=2.475 degrees ! Estimated noise=0.600681 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.493 x 3.985 at 2.475 degrees (North through East) ! Clean map min=-0.010784 max=1.3072 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 ! Performing amp+phase self-cal ! ! 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=0.026923Jy sigma=0.819000 ! Fit after self-cal, rms=0.025759Jy sigma=0.780533 ! Inverting map and beam ! Estimated beam: bmin=1.493 mas, bmaj=3.985 mas, bpa=2.502 degrees ! Estimated noise=0.60062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116933 Jy ! Component: 100 - total flux cleaned = 0.0021569 Jy ! Component: 150 - total flux cleaned = 0.00201136 Jy ! Component: 200 - total flux cleaned = 0.0018888 Jy ! Total flux subtracted in 200 components = 0.0018888 Jy ! Clean residual min=-0.004721 max=0.003535 Jy/beam ! Clean residual mean=0.000001 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 1.67974 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 181 components and 1.67974 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=0.023778Jy sigma=0.711660 ! Fit after self-cal, rms=0.023717Jy sigma=0.710664 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00026356 Jy ! Component: 100 - total flux cleaned = 0.000263388 Jy ! Component: 150 - total flux cleaned = 0.000264075 Jy ! Component: 200 - total flux cleaned = 0.000350543 Jy ! Total flux subtracted in 200 components = 0.000350543 Jy ! Clean residual min=-0.004153 max=0.003438 Jy/beam ! Clean residual mean=0.000001 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 1.68009 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 194 components and 1.68009 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=0.022972Jy sigma=0.684728 ! Fit after self-cal, rms=0.022953Jy sigma=0.684406 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.022953Jy sigma=0.684406 ! Fit after self-cal, rms=0.022875Jy sigma=0.681985 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=1.233 mas, bmaj=3.413 mas, bpa=2.907 degrees ! Estimated noise=0.75211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.01248 Jy ! Component: 100 - total flux cleaned = 1.26803 Jy ! Component: 150 - total flux cleaned = 1.38724 Jy ! Component: 200 - total flux cleaned = 1.45812 Jy ! Total flux subtracted in 200 components = 1.45812 Jy ! Clean residual min=-0.023404 max=0.039018 Jy/beam ! Clean residual mean=0.000049 rms=0.006395 Jy/beam ! Combined flux in latest and established models = 1.45812 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 29 model components to the UV plane model. ! The established model now contains 29 components and 1.45812 Jy ! Inverting map and beam ! Estimated beam: bmin=1.493 mas, bmaj=3.985 mas, bpa=2.509 degrees ! Estimated noise=0.600442 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.2, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0772985 Jy ! Component: 100 - total flux cleaned = 0.122473 Jy ! Component: 150 - total flux cleaned = 0.149947 Jy ! Component: 200 - total flux cleaned = 0.167924 Jy ! Total flux subtracted in 200 components = 0.167924 Jy ! Clean residual min=-0.010664 max=0.009895 Jy/beam ! Clean residual mean=0.000014 rms=0.002444 Jy/beam ! Combined flux in latest and established models = 1.62605 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 85 components and 1.62605 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=3.859 mas, bmaj=8.491 mas, bpa=11.3 degrees ! Estimated noise=0.776955 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200199 Jy ! Component: 100 - total flux cleaned = 0.03007 Jy ! Component: 150 - total flux cleaned = 0.034988 Jy ! Component: 200 - total flux cleaned = 0.0393361 Jy ! Total flux subtracted in 200 components = 0.0393361 Jy ! Clean residual min=-0.006328 max=0.004164 Jy/beam ! Clean residual mean=0.000002 rms=0.001483 Jy/beam ! Combined flux in latest and established models = 1.66538 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 = 0.00285722 Jy ! Component: 100 - total flux cleaned = 0.00530889 Jy ! Component: 150 - total flux cleaned = 0.00742198 Jy ! Component: 200 - total flux cleaned = 0.00914193 Jy ! Total flux subtracted in 200 components = 0.00914193 Jy ! Clean residual min=-0.004496 max=0.002599 Jy/beam ! Clean residual mean=-0.000000 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 1.67452 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 169 components and 1.67452 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.493 mas, bmaj=3.985 mas, bpa=2.509 degrees ! Estimated noise=0.600442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000265284 Jy ! Component: 100 - total flux cleaned = 0.000445075 Jy ! Component: 150 - total flux cleaned = 0.00108745 Jy ! Component: 200 - total flux cleaned = 0.00180432 Jy ! Total flux subtracted in 200 components = 0.00180432 Jy ! Clean residual min=-0.005620 max=0.003757 Jy/beam ! Clean residual mean=0.000000 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 1.67633 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 201 components and 1.67633 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=0.024348Jy sigma=0.738073 ! Fit after self-cal, rms=0.023639Jy sigma=0.710164 wmodel J0204-1701_C_map.mod ! Writing 201 model components to file: J0204-1701_C_map.mod wobs J0204-1701_C_uvs.fits ! Writing UV FITS file: J0204-1701_C_uvs.fits wwins J0204-1701_C_map.win ! wwins: Wrote 5 windows to J0204-1701_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 = -0.00216903 Jy ! Component: 100 - total flux cleaned = -0.00265723 Jy ! Component: 150 - total flux cleaned = -0.00220559 Jy ! Component: 200 - total flux cleaned = -0.00204726 Jy ! Component: 250 - total flux cleaned = -0.00204577 Jy ! Component: 300 - total flux cleaned = -0.00204562 Jy ! Component: 350 - total flux cleaned = -0.00204675 Jy ! Component: 400 - total flux cleaned = -0.0019185 Jy ! Component: 450 - total flux cleaned = -0.00191932 Jy ! Component: 500 - total flux cleaned = -0.00179991 Jy ! Component: 550 - total flux cleaned = -0.0016072 Jy ! Component: 600 - total flux cleaned = -0.00145807 Jy ! Component: 650 - total flux cleaned = -0.00127823 Jy ! Component: 700 - total flux cleaned = -0.00110409 Jy ! Component: 750 - total flux cleaned = -0.000867169 Jy ! Component: 800 - total flux cleaned = -0.000702207 Jy ! Component: 850 - total flux cleaned = -0.000477235 Jy ! Component: 900 - total flux cleaned = -0.000227082 Jy ! Component: 950 - total flux cleaned = 7.62974e-05 Jy ! Component: 1000 - total flux cleaned = 0.000283661 Jy ! Component: 1050 - total flux cleaned = 0.000602622 Jy ! Component: 1100 - total flux cleaned = 0.000913687 Jy ! Component: 1150 - total flux cleaned = 0.00113509 Jy ! Component: 1200 - total flux cleaned = 0.00143257 Jy ! Component: 1250 - total flux cleaned = 0.00172279 Jy ! Component: 1300 - total flux cleaned = 0.00195492 Jy ! Component: 1350 - total flux cleaned = 0.00218211 Jy ! Component: 1400 - total flux cleaned = 0.00240392 Jy ! Component: 1450 - total flux cleaned = 0.00252447 Jy ! Component: 1500 - total flux cleaned = 0.00271454 Jy ! Component: 1550 - total flux cleaned = 0.00278416 Jy ! Component: 1600 - total flux cleaned = 0.00294299 Jy ! Component: 1650 - total flux cleaned = 0.00305428 Jy ! Component: 1700 - total flux cleaned = 0.00307615 Jy ! Component: 1750 - total flux cleaned = 0.00316203 Jy ! Component: 1800 - total flux cleaned = 0.00322546 Jy ! Component: 1850 - total flux cleaned = 0.00326726 Jy ! Component: 1900 - total flux cleaned = 0.00334817 Jy ! Component: 1950 - total flux cleaned = 0.00342729 Jy ! Component: 2000 - total flux cleaned = 0.00346593 Jy ! Component: 2050 - total flux cleaned = 0.00344675 Jy ! Component: 2100 - total flux cleaned = 0.00356054 Jy ! Component: 2150 - total flux cleaned = 0.00357923 Jy ! Component: 2200 - total flux cleaned = 0.00367112 Jy ! Component: 2250 - total flux cleaned = 0.00368926 Jy ! Component: 2300 - total flux cleaned = 0.00376048 Jy ! Component: 2350 - total flux cleaned = 0.0038307 Jy ! Component: 2400 - total flux cleaned = 0.00388259 Jy ! Component: 2450 - total flux cleaned = 0.00391646 Jy ! Component: 2500 - total flux cleaned = 0.0039164 Jy ! Component: 2550 - total flux cleaned = 0.00396601 Jy ! Component: 2600 - total flux cleaned = 0.00398196 Jy ! Component: 2650 - total flux cleaned = 0.00393392 Jy ! Component: 2700 - total flux cleaned = 0.00396582 Jy ! Component: 2750 - total flux cleaned = 0.00404357 Jy ! Component: 2800 - total flux cleaned = 0.00402783 Jy ! Component: 2850 - total flux cleaned = 0.00402792 Jy ! Component: 2900 - total flux cleaned = 0.00408768 Jy ! Component: 2950 - total flux cleaned = 0.00401382 Jy ! Component: 3000 - total flux cleaned = 0.00401403 Jy ! Component: 3050 - total flux cleaned = 0.00407157 Jy ! Component: 3100 - total flux cleaned = 0.00405735 Jy ! Component: 3150 - total flux cleaned = 0.00408503 Jy ! Component: 3200 - total flux cleaned = 0.00411244 Jy ! Component: 3250 - total flux cleaned = 0.00411205 Jy ! Component: 3300 - total flux cleaned = 0.00401832 Jy ! Component: 3350 - total flux cleaned = 0.0040584 Jy ! Component: 3400 - total flux cleaned = 0.00412394 Jy ! Component: 3450 - total flux cleaned = 0.00405929 Jy ! Component: 3500 - total flux cleaned = 0.00402111 Jy ! Component: 3550 - total flux cleaned = 0.00397068 Jy ! Component: 3600 - total flux cleaned = 0.00397081 Jy ! Component: 3650 - total flux cleaned = 0.00389645 Jy ! Component: 3700 - total flux cleaned = 0.00384746 Jy ! Component: 3750 - total flux cleaned = 0.00379885 Jy ! Component: 3800 - total flux cleaned = 0.00378662 Jy ! Component: 3850 - total flux cleaned = 0.00373899 Jy ! Component: 3900 - total flux cleaned = 0.00363303 Jy ! Component: 3950 - total flux cleaned = 0.00364459 Jy ! Component: 4000 - total flux cleaned = 0.00354048 Jy ! Component: 4050 - total flux cleaned = 0.00355184 Jy ! Total flux subtracted in 4096 components = 0.00354051 Jy ! Clean residual min=-0.000638 max=0.000639 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 1.67987 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 490 components and 1.67987 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0204-1701_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.493 x 3.985 at 2.509 degrees (North through East) ! Clean map min=-0.0033094 max=1.2991 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0204-1701_C_map.fits wmodel /vlbi/sb072/temp_maps//J0204-1701_C_map.mod ! Writing 490 model components to file: /vlbi/sb072/temp_maps//J0204-1701_C_map.mod wobs /vlbi/sb072/temp_maps//J0204-1701_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0204-1701_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0204-1701_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J0204-1701_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.29908 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000193592 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0447067 0.0447067 0.0894133 0.178827 0.357653 0.715307 1.43061 2.86123 5.72245 11.4449 22.8898 45.7796 91.5592 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.299 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 6710.41 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0204-1701_C_dfm.log closed on Sat Jan 12 21:46:24 2019