! Started logfile: /vlbi/sb072/temp_maps//J1956+0234_X_dfm.log on Tue Mar 5 23:32:15 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1956+0234_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1956+0234_X_uvm.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1956+0234 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 13464 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1956+0234_X] 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 0.200x0.200 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=1.000361Jy sigma=37.741588 ! Fit after self-cal, rms=0.991238Jy sigma=37.412985 ! 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=0.9158 mas, bmaj=2.221 mas, bpa=9.004 degrees ! Estimated noise=0.310224 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 = 0.00685311 Jy ! Component: 100 - total flux cleaned = 0.00849874 Jy ! Total flux subtracted in 100 components = 0.00849874 Jy ! Clean residual min=-0.000955 max=0.000980 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.00849874 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00849874 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=0.021332Jy sigma=0.733780 ! Fit after self-cal, rms=0.019661Jy sigma=0.664968 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038672 Jy ! Component: 100 - total flux cleaned = 0.00456737 Jy ! Total flux subtracted in 100 components = 0.00456737 Jy ! Clean residual min=-0.000812 max=0.000835 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0130661 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0130661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019022Jy sigma=0.641599 ! Fit after self-cal, rms=0.019019Jy sigma=0.641553 ! 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=1.116 mas, bmaj=2.594 mas, bpa=9.861 degrees ! Estimated noise=0.165794 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 = 0.00013326 Jy ! Component: 100 - total flux cleaned = 0.000123423 Jy ! Component: 150 - total flux cleaned = 0.000123327 Jy ! Component: 200 - total flux cleaned = 0.000131735 Jy ! Total flux subtracted in 200 components = 0.000131735 Jy ! Clean residual min=-0.000539 max=0.000536 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0131978 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0131978 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=0.019003Jy sigma=0.641311 ! Fit after self-cal, rms=0.019000Jy sigma=0.641292 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.116 x 2.594 at 9.861 degrees (North through East) ! Clean map min=-0.00051852 max=0.012767 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 1.04 KP 0.94 ! LA 1.01 MK 0.81 NL 1.18 OV 1.11 ! PT 1.05 SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.91 HN 1.33 KP 0.89 ! LA 0.92 NL 0.97 OV 1.09 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.97 KP 1.04 ! LA 1.08 MK 0.73 NL 1.04 OV 1.12 ! PT 1.00 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.99 HN 1.04 KP 1.01 ! LA 1.03 NL 1.01 OV 1.28 PT 0.90 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.07 KP 1.14 ! LA 1.02 MK 0.77 NL 1.03 OV 1.15 ! PT 0.94 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.03 HN 1.06 KP 0.91 ! LA 1.13 NL 1.02 OV 1.12 PT 0.87 ! SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.11 HN 0.80 KP 0.97 ! LA 0.99 MK 0.87 NL 1.03 OV 1.15 ! PT 0.92 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.17 HN 1.00 KP 1.02 ! LA 1.02 NL 0.92 OV 1.09 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.00 HN 0.91 KP 0.94 ! LA 0.99 MK 0.87 NL 1.06 OV 1.09 ! PT 0.95 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.21 HN 1.07 KP 0.97 ! LA 0.95 NL 0.97 OV 1.10 PT 0.87 ! SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.88 HN 1.03 KP 0.93 ! LA 1.03 MK 0.74 NL 1.08 OV 1.27 ! PT 0.89 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 HN 1.01 KP 0.90 ! LA 1.02 NL 0.92 OV 1.05 PT 1.00 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.07 KP 0.98 ! LA 0.93 MK 0.75 NL 1.08 OV 1.29 ! PT 0.93 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.87 HN 0.88 KP 0.96 ! LA 1.03 NL 1.03 OV 1.10 PT 0.89 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.04 KP 0.92 ! LA 0.95 MK 0.67 NL 1.23 OV 1.08 ! PT 0.88 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.08 HN 0.98 KP 0.92 ! LA 0.94 NL 1.03 OV 1.09 PT 0.85 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.019000Jy sigma=0.641292 ! Fit after self-cal, rms=0.018243Jy sigma=0.638110 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=2.537 mas, bpa=8.576 degrees ! Estimated noise=0.164306 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 = 0.000127908 Jy ! Component: 100 - total flux cleaned = 0.000133573 Jy ! Component: 150 - total flux cleaned = 0.000121327 Jy ! Component: 200 - total flux cleaned = 0.000114647 Jy ! Total flux subtracted in 200 components = 0.000114647 Jy ! Clean residual min=-0.000413 max=0.000455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0133125 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.0133125 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=0.018240Jy sigma=0.638012 ! Fit after self-cal, rms=0.018236Jy sigma=0.637289 ! 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=0.018236Jy sigma=0.637289 ! Fit after self-cal, rms=0.018209Jy sigma=0.637192 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.093 mas, bmaj=2.523 mas, bpa=8.313 degrees ! Estimated noise=0.164302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112986 Jy ! Component: 100 - total flux cleaned = 0.00010947 Jy ! Component: 150 - total flux cleaned = 0.000102806 Jy ! Component: 200 - total flux cleaned = 9.99314e-05 Jy ! Total flux subtracted in 200 components = 9.99314e-05 Jy ! Clean residual min=-0.000396 max=0.000429 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0134124 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 0.0134124 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=0.018207Jy sigma=0.637120 ! Fit after self-cal, rms=0.018207Jy sigma=0.637000 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 (-36.8, -45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239434 Jy ! Component: 100 - total flux cleaned = 0.000257471 Jy ! Component: 150 - total flux cleaned = 0.000243376 Jy ! Component: 200 - total flux cleaned = 0.000224585 Jy ! Total flux subtracted in 200 components = 0.000224585 Jy ! Clean residual min=-0.000400 max=0.000420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.013637 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 0.013637 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=0.018196Jy sigma=0.636642 ! Fit after self-cal, rms=0.018196Jy sigma=0.636577 ! Inverting map ! Added new window around map position (-42.8, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365834 Jy ! Component: 100 - total flux cleaned = 0.000565353 Jy ! Component: 150 - total flux cleaned = 0.000648237 Jy ! Component: 200 - total flux cleaned = 0.000685363 Jy ! Total flux subtracted in 200 components = 0.000685363 Jy ! Clean residual min=-0.000396 max=0.000437 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0143224 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 62 components and 0.0143224 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=0.018186Jy sigma=0.636265 ! Fit after self-cal, rms=0.018184Jy sigma=0.636204 ! Inverting map ! Added new window around map position (-49.4, 20.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000218782 Jy ! Component: 100 - total flux cleaned = 0.000312 Jy ! Component: 150 - total flux cleaned = 0.000350255 Jy ! Component: 200 - total flux cleaned = 0.000419292 Jy ! Total flux subtracted in 200 components = 0.000419292 Jy ! Clean residual min=-0.000401 max=0.000380 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0147417 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.0147417 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=0.018172Jy sigma=0.635825 ! Fit after self-cal, rms=0.018171Jy sigma=0.635760 ! 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=0.018171Jy sigma=0.635760 ! Fit after self-cal, rms=0.018365Jy sigma=0.635890 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.088 mas, bmaj=2.512 mas, bpa=8.114 degrees ! Estimated noise=0.166511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199552 Jy ! Component: 100 - total flux cleaned = 0.000328177 Jy ! Component: 150 - total flux cleaned = 0.000402894 Jy ! Component: 200 - total flux cleaned = 0.000430323 Jy ! Total flux subtracted in 200 components = 0.000430323 Jy ! Clean residual min=-0.000418 max=0.000370 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.015172 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 90 components and 0.015172 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=0.018358Jy sigma=0.635644 ! Fit after self-cal, rms=0.018358Jy sigma=0.635562 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 = 0.000128753 Jy ! Component: 100 - total flux cleaned = 0.000175819 Jy ! Component: 150 - total flux cleaned = 0.000200605 Jy ! Component: 200 - total flux cleaned = 0.000218031 Jy ! Total flux subtracted in 200 components = 0.000218031 Jy ! Clean residual min=-0.000417 max=0.000365 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.01539 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.01539 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=0.018354Jy sigma=0.635419 ! Fit after self-cal, rms=0.018354Jy sigma=0.635408 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.018354Jy sigma=0.635408 ! Fit after self-cal, rms=0.018408Jy sigma=0.635422 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=3.53 mas, bpa=0.5502 degrees ! Estimated noise=0.195251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212111 Jy ! Component: 100 - total flux cleaned = 0.000342572 Jy ! Component: 150 - total flux cleaned = 0.0004285 Jy ! Component: 200 - total flux cleaned = 0.000495123 Jy ! Total flux subtracted in 200 components = 0.000495123 Jy ! Clean residual min=-0.000426 max=0.000368 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0158851 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 117 components and 0.0158851 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=0.018406Jy sigma=0.635349 ! Fit after self-cal, rms=0.018407Jy sigma=0.635314 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 = 8.82091e-05 Jy ! Component: 100 - total flux cleaned = 0.000143592 Jy ! Component: 150 - total flux cleaned = 0.000173286 Jy ! Component: 200 - total flux cleaned = 0.000194544 Jy ! Total flux subtracted in 200 components = 0.000194544 Jy ! Clean residual min=-0.000425 max=0.000370 Jy/beam ! Clean residual mean=0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0160797 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 123 components and 0.0160797 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=0.018406Jy sigma=0.635282 ! Fit after self-cal, rms=0.018406Jy sigma=0.635274 ! 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=1.086 mas, bmaj=2.508 mas, bpa=8.051 degrees ! Estimated noise=0.167161 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.086 x 2.508 at 8.051 degrees (North through East) ! Clean map min=-0.00041902 max=0.01286 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=0.8879 mas, bmaj=2.137 mas, bpa=6.494 degrees ! Estimated noise=0.304167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100811 Jy ! Component: 100 - total flux cleaned = 0.0123936 Jy ! Component: 150 - total flux cleaned = 0.0134241 Jy ! Component: 200 - total flux cleaned = 0.0139932 Jy ! Total flux subtracted in 200 components = 0.0139932 Jy ! Clean residual min=-0.000739 max=0.000700 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0139932 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0139932 Jy ! Inverting map and beam ! Estimated beam: bmin=1.086 mas, bmaj=2.508 mas, bpa=8.051 degrees ! Estimated noise=0.167161 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 = 0.000465559 Jy ! Component: 100 - total flux cleaned = 0.000741525 Jy ! Component: 150 - total flux cleaned = 0.000921639 Jy ! Component: 200 - total flux cleaned = 0.00106136 Jy ! Total flux subtracted in 200 components = 0.00106136 Jy ! Clean residual min=-0.000417 max=0.000375 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0150546 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 39 components and 0.0150546 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=3.53 mas, bpa=0.5502 degrees ! Estimated noise=0.195251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000351803 Jy ! Component: 100 - total flux cleaned = 0.00055972 Jy ! Component: 150 - total flux cleaned = 0.000662987 Jy ! Component: 200 - total flux cleaned = 0.000719797 Jy ! Total flux subtracted in 200 components = 0.000719797 Jy ! Clean residual min=-0.000453 max=0.000390 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0157744 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.55988e-05 Jy ! Component: 100 - total flux cleaned = 5.47882e-05 Jy ! Component: 150 - total flux cleaned = 9.24363e-05 Jy ! Component: 200 - total flux cleaned = 0.000127877 Jy ! Total flux subtracted in 200 components = 0.000127877 Jy ! Clean residual min=-0.000446 max=0.000376 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0159022 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 69 components and 0.0159022 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.086 mas, bmaj=2.508 mas, bpa=8.051 degrees ! Estimated noise=0.167161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.04006e-05 Jy ! Component: 100 - total flux cleaned = 5.88487e-05 Jy ! Component: 150 - total flux cleaned = 6.66571e-05 Jy ! Component: 200 - total flux cleaned = 7.37626e-05 Jy ! Total flux subtracted in 200 components = 7.37626e-05 Jy ! Clean residual min=-0.000409 max=0.000375 Jy/beam ! Clean residual mean=0.000000 rms=0.000091 Jy/beam ! Combined flux in latest and established models = 0.015976 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 83 components and 0.015976 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=0.018412Jy sigma=0.635474 ! Fit after self-cal, rms=0.018412Jy sigma=0.635444 wmodel J1956+0234_X_map.mod ! Writing 83 model components to file: J1956+0234_X_map.mod wobs J1956+0234_X_uvs.fits ! Writing UV FITS file: J1956+0234_X_uvs.fits wwins J1956+0234_X_map.win ! wwins: Wrote 4 windows to J1956+0234_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000101963 Jy ! Component: 100 - total flux cleaned = -0.000134985 Jy ! Component: 150 - total flux cleaned = -0.000116664 Jy ! Component: 200 - total flux cleaned = -0.000134323 Jy ! Component: 250 - total flux cleaned = -0.00015151 Jy ! Component: 300 - total flux cleaned = -0.00015707 Jy ! Component: 350 - total flux cleaned = -0.000146254 Jy ! Component: 400 - total flux cleaned = -0.00014099 Jy ! Component: 450 - total flux cleaned = -0.000146257 Jy ! Component: 500 - total flux cleaned = -0.00014114 Jy ! Component: 550 - total flux cleaned = -0.000136032 Jy ! Component: 600 - total flux cleaned = -0.000121336 Jy ! Component: 650 - total flux cleaned = -0.000116449 Jy ! Component: 700 - total flux cleaned = -9.73029e-05 Jy ! Component: 750 - total flux cleaned = -8.32583e-05 Jy ! Component: 800 - total flux cleaned = -7.40017e-05 Jy ! Component: 850 - total flux cleaned = -5.57671e-05 Jy ! Component: 900 - total flux cleaned = -5.13099e-05 Jy ! Component: 950 - total flux cleaned = -3.35584e-05 Jy ! Component: 1000 - total flux cleaned = -2.92429e-05 Jy ! Component: 1050 - total flux cleaned = -3.35458e-05 Jy ! Component: 1100 - total flux cleaned = -3.35043e-05 Jy ! Component: 1150 - total flux cleaned = -3.77191e-05 Jy ! Component: 1200 - total flux cleaned = -4.18137e-05 Jy ! Component: 1250 - total flux cleaned = -2.52929e-05 Jy ! Component: 1300 - total flux cleaned = -2.94018e-05 Jy ! Component: 1350 - total flux cleaned = -3.74707e-05 Jy ! Component: 1400 - total flux cleaned = -2.1407e-05 Jy ! Component: 1450 - total flux cleaned = -2.92789e-05 Jy ! Component: 1500 - total flux cleaned = -3.70118e-05 Jy ! Component: 1550 - total flux cleaned = -5.99646e-06 Jy ! Component: 1600 - total flux cleaned = -2.52335e-05 Jy ! Component: 1650 - total flux cleaned = -2.14661e-05 Jy ! Component: 1700 - total flux cleaned = -2.89526e-05 Jy ! Component: 1750 - total flux cleaned = -3.64341e-05 Jy ! Component: 1800 - total flux cleaned = -4.74663e-05 Jy ! Component: 1850 - total flux cleaned = -5.10946e-05 Jy ! Component: 1900 - total flux cleaned = -4.74745e-05 Jy ! Component: 1950 - total flux cleaned = -6.17893e-05 Jy ! Component: 2000 - total flux cleaned = -5.45927e-05 Jy ! Component: 2050 - total flux cleaned = -6.51684e-05 Jy ! Component: 2100 - total flux cleaned = -6.16432e-05 Jy ! Component: 2150 - total flux cleaned = -7.20697e-05 Jy ! Component: 2200 - total flux cleaned = -8.24233e-05 Jy ! Component: 2250 - total flux cleaned = -9.60859e-05 Jy ! Component: 2300 - total flux cleaned = -9.95213e-05 Jy ! Component: 2350 - total flux cleaned = -0.00010284 Jy ! Component: 2400 - total flux cleaned = -0.000106219 Jy ! Component: 2450 - total flux cleaned = -9.96219e-05 Jy ! Component: 2500 - total flux cleaned = -0.000119325 Jy ! Component: 2550 - total flux cleaned = -0.000119339 Jy ! Component: 2600 - total flux cleaned = -0.00011287 Jy ! Component: 2650 - total flux cleaned = -0.000109643 Jy ! Component: 2700 - total flux cleaned = -0.00012873 Jy ! Component: 2750 - total flux cleaned = -0.000128707 Jy ! Component: 2800 - total flux cleaned = -0.000125539 Jy ! Component: 2850 - total flux cleaned = -0.000122429 Jy ! Component: 2900 - total flux cleaned = -0.000128696 Jy ! Component: 2950 - total flux cleaned = -0.000134855 Jy ! Component: 3000 - total flux cleaned = -0.000144024 Jy ! Component: 3050 - total flux cleaned = -0.000144039 Jy ! Component: 3100 - total flux cleaned = -0.000141033 Jy ! Component: 3150 - total flux cleaned = -0.00015606 Jy ! Component: 3200 - total flux cleaned = -0.000161999 Jy ! Component: 3250 - total flux cleaned = -0.000156117 Jy ! Component: 3300 - total flux cleaned = -0.000164923 Jy ! Component: 3350 - total flux cleaned = -0.000179551 Jy ! Component: 3400 - total flux cleaned = -0.000182441 Jy ! Component: 3450 - total flux cleaned = -0.000176655 Jy ! Component: 3500 - total flux cleaned = -0.000185235 Jy ! Component: 3550 - total flux cleaned = -0.000182402 Jy ! Component: 3600 - total flux cleaned = -0.000179573 Jy ! Component: 3650 - total flux cleaned = -0.000188046 Jy ! Component: 3700 - total flux cleaned = -0.000193661 Jy ! Component: 3750 - total flux cleaned = -0.000193637 Jy ! Component: 3800 - total flux cleaned = -0.00019364 Jy ! Component: 3850 - total flux cleaned = -0.000190915 Jy ! Component: 3900 - total flux cleaned = -0.000193639 Jy ! Component: 3950 - total flux cleaned = -0.000199079 Jy ! Component: 4000 - total flux cleaned = -0.000201752 Jy ! Component: 4050 - total flux cleaned = -0.000201728 Jy ! Total flux subtracted in 4096 components = -0.000199042 Jy ! Clean residual min=-0.000166 max=0.000160 Jy/beam ! Clean residual mean=0.000000 rms=0.000047 Jy/beam ! Combined flux in latest and established models = 0.015777 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 368 components and 0.015777 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1956+0234_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.086 x 2.508 at 8.051 degrees (North through East) ! Clean map min=-0.00038646 max=0.012795 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1956+0234_X_map.fits wmodel /vlbi/sb072/temp_maps//J1956+0234_X_map.mod ! Writing 368 model components to file: /vlbi/sb072/temp_maps//J1956+0234_X_map.mod wobs /vlbi/sb072/temp_maps//J1956+0234_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1956+0234_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1956+0234_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1956+0234_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0127951 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.65889e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09235 1.09235 2.1847 4.36939 8.73878 17.4776 34.9551 69.9102 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.012 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 274.637 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1956+0234_X_dfm.log closed on Tue Mar 5 23:32:20 2019