! Started logfile: /vlbi/sb072/temp_maps//J0257+6556_C_dfm.log on Fri Dec 28 22:47:46 2018 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//J0257+6556_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0257+6556_C_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0257+6556 ! ! 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 94 lines of history. ! ! Reading 2160 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 J0257+6556_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=1.053482Jy sigma=45.702829 ! Fit after self-cal, rms=0.719489Jy sigma=31.265796 ! 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=1.229 mas, bmaj=5.281 mas, bpa=-8.779 degrees ! Estimated noise=0.53326 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 = 0.211994 Jy ! Component: 100 - total flux cleaned = 0.261742 Jy ! Total flux subtracted in 100 components = 0.261742 Jy ! Clean residual min=-0.010304 max=0.019409 Jy/beam ! Clean residual mean=-0.000002 rms=0.001721 Jy/beam ! Combined flux in latest and established models = 0.261742 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.261742 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=0.045916Jy sigma=1.712470 ! Fit after self-cal, rms=0.045912Jy sigma=1.712302 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210485 Jy ! Component: 100 - total flux cleaned = 0.0321286 Jy ! Total flux subtracted in 100 components = 0.0321286 Jy ! Clean residual min=-0.006140 max=0.009469 Jy/beam ! Clean residual mean=-0.000003 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.293871 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.293871 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=0.033664Jy sigma=1.236154 ! Fit after self-cal, rms=0.033663Jy sigma=1.236053 ! Inverting map ! Added new window around map position (-3.6, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00907576 Jy ! Component: 100 - total flux cleaned = 0.0124457 Jy ! Total flux subtracted in 100 components = 0.0124457 Jy ! Clean residual min=-0.004952 max=0.006815 Jy/beam ! Clean residual mean=-0.000003 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.306316 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.306317 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=0.031463Jy sigma=1.139209 ! Fit after self-cal, rms=0.031251Jy sigma=1.132055 ! Inverting map ! Added new window around map position (3.6, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00534715 Jy ! Component: 100 - total flux cleaned = 0.00672768 Jy ! Total flux subtracted in 100 components = 0.00672768 Jy ! Clean residual min=-0.004169 max=0.004095 Jy/beam ! Clean residual mean=-0.000003 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.313044 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.313044 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=0.030454Jy sigma=1.097599 ! Fit after self-cal, rms=0.030416Jy sigma=1.095466 ! 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=1.563 mas, bmaj=5.301 mas, bpa=-9.073 degrees ! Estimated noise=0.38073 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 = 0.00227381 Jy ! Component: 100 - total flux cleaned = 0.00342008 Jy ! Component: 150 - total flux cleaned = 0.0041864 Jy ! Component: 200 - total flux cleaned = 0.00449617 Jy ! Total flux subtracted in 200 components = 0.00449617 Jy ! Clean residual min=-0.004511 max=0.005151 Jy/beam ! Clean residual mean=-0.000013 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.31754 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.317541 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=0.030022Jy sigma=1.078626 ! Fit after self-cal, rms=0.030022Jy sigma=1.078460 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.563 x 5.301 at -9.073 degrees (North through East) ! Clean map min=-0.0044013 max=0.27474 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.94 KP 0.99 ! LA 1.06 MK 0.95 NL 1.00 OV 1.02 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.96 KP 0.99 ! LA 1.08 MK 0.97 NL 0.99 OV 1.03 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.96 KP 1.01 ! LA 1.08 MK 0.95 NL 1.00 OV 1.04 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.97 KP 0.99 ! LA 1.07 MK 0.99 NL 1.00 OV 0.81 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.98 KP 1.00 ! LA 1.08 MK 1.00 NL 1.01 OV 1.03 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.99 KP 1.01 ! LA 1.08 MK 1.02 NL 1.01 OV 1.04 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.98 KP 1.00 ! LA 1.09 MK 1.02 NL 1.03 OV 1.04 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.00 KP 1.02 ! LA 1.09 MK 1.00 NL 1.02 OV 1.05 ! PT 0.97 SC 1.03 ! ! ! Fit before self-cal, rms=0.030022Jy sigma=1.078460 ! Fit after self-cal, rms=0.023762Jy sigma=0.756508 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=5.288 mas, bpa=-9.211 degrees ! Estimated noise=0.382151 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 (3, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284799 Jy ! Component: 100 - total flux cleaned = 0.00354506 Jy ! Component: 150 - total flux cleaned = 0.00376823 Jy ! Component: 200 - total flux cleaned = 0.00383604 Jy ! Total flux subtracted in 200 components = 0.00383604 Jy ! Clean residual min=-0.002234 max=0.001981 Jy/beam ! Clean residual mean=-0.000002 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.321377 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.321377 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=0.023173Jy sigma=0.726282 ! Fit after self-cal, rms=0.023163Jy sigma=0.725517 ! 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=0.023163Jy sigma=0.725517 ! Fit after self-cal, rms=0.023163Jy sigma=0.723673 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.558 mas, bmaj=5.286 mas, bpa=-9.243 degrees ! Estimated noise=0.382492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000902031 Jy ! Component: 100 - total flux cleaned = 0.00114074 Jy ! Component: 150 - total flux cleaned = 0.00124513 Jy ! Component: 200 - total flux cleaned = 0.00138653 Jy ! Total flux subtracted in 200 components = 0.00138653 Jy ! Clean residual min=-0.001981 max=0.001695 Jy/beam ! Clean residual mean=-0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.322763 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 82 components and 0.322763 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=0.022889Jy sigma=0.711597 ! Fit after self-cal, rms=0.022891Jy sigma=0.711421 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 = 0.000229526 Jy ! Component: 100 - total flux cleaned = 0.0003522 Jy ! Component: 150 - total flux cleaned = 0.000428079 Jy ! Component: 200 - total flux cleaned = 0.000463404 Jy ! Total flux subtracted in 200 components = 0.000463404 Jy ! Clean residual min=-0.001903 max=0.001497 Jy/beam ! Clean residual mean=-0.000002 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.323227 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 97 components and 0.323227 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=0.022760Jy sigma=0.705555 ! Fit after self-cal, rms=0.022761Jy sigma=0.705436 ! 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=0.022761Jy sigma=0.705436 ! Fit after self-cal, rms=0.022672Jy sigma=0.697908 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.556 mas, bmaj=5.285 mas, bpa=-9.268 degrees ! Estimated noise=0.382981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000779533 Jy ! Component: 100 - total flux cleaned = 0.000779599 Jy ! Component: 150 - total flux cleaned = 0.0009503 Jy ! Component: 200 - total flux cleaned = 0.00101144 Jy ! Total flux subtracted in 200 components = 0.00101144 Jy ! Clean residual min=-0.001736 max=0.001325 Jy/beam ! Clean residual mean=-0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.324238 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 105 components and 0.324238 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=0.022534Jy sigma=0.692616 ! Fit after self-cal, rms=0.022535Jy sigma=0.692554 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 = 2.89508e-05 Jy ! Component: 100 - total flux cleaned = 0.000111763 Jy ! Component: 150 - total flux cleaned = 0.000163423 Jy ! Component: 200 - total flux cleaned = 0.00013892 Jy ! Total flux subtracted in 200 components = 0.00013892 Jy ! Clean residual min=-0.001715 max=0.001290 Jy/beam ! Clean residual mean=-0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.324377 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 118 components and 0.324377 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=0.022471Jy sigma=0.689865 ! Fit after self-cal, rms=0.022472Jy sigma=0.689819 ! 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=0.022472Jy sigma=0.689819 ! Fit after self-cal, rms=0.022404Jy sigma=0.684007 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.47 mas, bmaj=5.599 mas, bpa=-13.34 degrees ! Estimated noise=0.484351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373333 Jy ! Component: 100 - total flux cleaned = 0.000604539 Jy ! Component: 150 - total flux cleaned = 0.000713018 Jy ! Component: 200 - total flux cleaned = 0.000783712 Jy ! Total flux subtracted in 200 components = 0.000783712 Jy ! Clean residual min=-0.001664 max=0.001383 Jy/beam ! Clean residual mean=-0.000003 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.325161 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 0.325161 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=0.022350Jy sigma=0.682271 ! Fit after self-cal, rms=0.022350Jy sigma=0.682175 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 = 0.000157125 Jy ! Component: 100 - total flux cleaned = 0.000175481 Jy ! Component: 150 - total flux cleaned = 0.000174944 Jy ! Component: 200 - total flux cleaned = 0.000159884 Jy ! Total flux subtracted in 200 components = 0.000159884 Jy ! Clean residual min=-0.001583 max=0.001292 Jy/beam ! Clean residual mean=-0.000003 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.32532 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 150 components and 0.32532 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=0.022343Jy sigma=0.682120 ! Fit after self-cal, rms=0.022343Jy sigma=0.682100 ! 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=1.554 mas, bmaj=5.284 mas, bpa=-9.28 degrees ! Estimated noise=0.383344 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.554 x 5.284 at -9.28 degrees (North through East) ! Clean map min=-0.001761 max=0.27719 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=1.224 mas, bmaj=5.259 mas, bpa=-8.958 degrees ! Estimated noise=0.533378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212039 Jy ! Component: 100 - total flux cleaned = 0.261711 Jy ! Component: 150 - total flux cleaned = 0.282671 Jy ! Component: 200 - total flux cleaned = 0.294093 Jy ! Total flux subtracted in 200 components = 0.294093 Jy ! Clean residual min=-0.004716 max=0.006010 Jy/beam ! Clean residual mean=0.000000 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.294093 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.294093 Jy ! Inverting map and beam ! Estimated beam: bmin=1.554 mas, bmaj=5.284 mas, bpa=-9.28 degrees ! Estimated noise=0.383344 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 = 0.00854082 Jy ! Component: 100 - total flux cleaned = 0.0140637 Jy ! Component: 150 - total flux cleaned = 0.0181753 Jy ! Component: 200 - total flux cleaned = 0.0214067 Jy ! Total flux subtracted in 200 components = 0.0214067 Jy ! Clean residual min=-0.002128 max=0.002122 Jy/beam ! Clean residual mean=0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.3155 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 56 components and 0.3155 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=3.47 mas, bmaj=5.599 mas, bpa=-13.34 degrees ! Estimated noise=0.484351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297226 Jy ! Component: 100 - total flux cleaned = 0.00507177 Jy ! Component: 150 - total flux cleaned = 0.00634821 Jy ! Component: 200 - total flux cleaned = 0.00705703 Jy ! Total flux subtracted in 200 components = 0.00705703 Jy ! Clean residual min=-0.001970 max=0.001790 Jy/beam ! Clean residual mean=-0.000002 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.322557 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 = 0.000502524 Jy ! Component: 100 - total flux cleaned = 0.000859482 Jy ! Component: 150 - total flux cleaned = 0.00116867 Jy ! Component: 200 - total flux cleaned = 0.0014388 Jy ! Total flux subtracted in 200 components = 0.0014388 Jy ! Clean residual min=-0.001789 max=0.001585 Jy/beam ! Clean residual mean=-0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.323996 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 118 components and 0.323996 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.554 mas, bmaj=5.284 mas, bpa=-9.28 degrees ! Estimated noise=0.383344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000618951 Jy ! Component: 100 - total flux cleaned = 0.000807732 Jy ! Component: 150 - total flux cleaned = 0.000973321 Jy ! Component: 200 - total flux cleaned = 0.00102275 Jy ! Total flux subtracted in 200 components = 0.00102275 Jy ! Clean residual min=-0.001813 max=0.001457 Jy/beam ! Clean residual mean=-0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.325018 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 145 components and 0.325018 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=0.022748Jy sigma=0.705015 ! Fit after self-cal, rms=0.022741Jy sigma=0.704534 wmodel J0257+6556_C_map.mod ! Writing 145 model components to file: J0257+6556_C_map.mod wobs J0257+6556_C_uvs.fits ! Writing UV FITS file: J0257+6556_C_uvs.fits wwins J0257+6556_C_map.win ! wwins: Wrote 4 windows to J0257+6556_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 = -0.000766556 Jy ! Component: 100 - total flux cleaned = -0.000905482 Jy ! Component: 150 - total flux cleaned = -0.00108388 Jy ! Component: 200 - total flux cleaned = -0.001156 Jy ! Component: 250 - total flux cleaned = -0.0011101 Jy ! Component: 300 - total flux cleaned = -0.0011327 Jy ! Component: 350 - total flux cleaned = -0.00115431 Jy ! Component: 400 - total flux cleaned = -0.00119594 Jy ! Component: 450 - total flux cleaned = -0.00123615 Jy ! Component: 500 - total flux cleaned = -0.00133455 Jy ! Component: 550 - total flux cleaned = -0.00137264 Jy ! Component: 600 - total flux cleaned = -0.00141049 Jy ! Component: 650 - total flux cleaned = -0.00148502 Jy ! Component: 700 - total flux cleaned = -0.00155819 Jy ! Component: 750 - total flux cleaned = -0.00157614 Jy ! Component: 800 - total flux cleaned = -0.00155833 Jy ! Component: 850 - total flux cleaned = -0.00161048 Jy ! Component: 900 - total flux cleaned = -0.00155916 Jy ! Component: 950 - total flux cleaned = -0.00159308 Jy ! Component: 1000 - total flux cleaned = -0.00154294 Jy ! Component: 1050 - total flux cleaned = -0.00149336 Jy ! Component: 1100 - total flux cleaned = -0.00144441 Jy ! Component: 1150 - total flux cleaned = -0.00139633 Jy ! Component: 1200 - total flux cleaned = -0.00133284 Jy ! Component: 1250 - total flux cleaned = -0.00130157 Jy ! Component: 1300 - total flux cleaned = -0.0011619 Jy ! Component: 1350 - total flux cleaned = -0.00117727 Jy ! Component: 1400 - total flux cleaned = -0.00108601 Jy ! Component: 1450 - total flux cleaned = -0.00101083 Jy ! Component: 1500 - total flux cleaned = -0.000981227 Jy ! Component: 1550 - total flux cleaned = -0.000966311 Jy ! Component: 1600 - total flux cleaned = -0.000893388 Jy ! Component: 1650 - total flux cleaned = -0.000821207 Jy ! Component: 1700 - total flux cleaned = -0.000835591 Jy ! Component: 1750 - total flux cleaned = -0.000778956 Jy ! Component: 1800 - total flux cleaned = -0.000764864 Jy ! Component: 1850 - total flux cleaned = -0.000723059 Jy ! Component: 1900 - total flux cleaned = -0.000668117 Jy ! Component: 1950 - total flux cleaned = -0.00061363 Jy ! Component: 2000 - total flux cleaned = -0.000600241 Jy ! Component: 2050 - total flux cleaned = -0.000560222 Jy ! Component: 2100 - total flux cleaned = -0.000560356 Jy ! Component: 2150 - total flux cleaned = -0.000534042 Jy ! Component: 2200 - total flux cleaned = -0.000495001 Jy ! Component: 2250 - total flux cleaned = -0.000482057 Jy ! Component: 2300 - total flux cleaned = -0.000430946 Jy ! Component: 2350 - total flux cleaned = -0.000431005 Jy ! Component: 2400 - total flux cleaned = -0.000418382 Jy ! Component: 2450 - total flux cleaned = -0.000368365 Jy ! Component: 2500 - total flux cleaned = -0.000380556 Jy ! Component: 2550 - total flux cleaned = -0.000355985 Jy ! Component: 2600 - total flux cleaned = -0.000319437 Jy ! Component: 2650 - total flux cleaned = -0.00031943 Jy ! Component: 2700 - total flux cleaned = -0.000343334 Jy ! Component: 2750 - total flux cleaned = -0.00027201 Jy ! Component: 2800 - total flux cleaned = -0.000213242 Jy ! Component: 2850 - total flux cleaned = -0.000260009 Jy ! Component: 2900 - total flux cleaned = -0.000213519 Jy ! Component: 2950 - total flux cleaned = -0.000202121 Jy ! Component: 3000 - total flux cleaned = -0.000190822 Jy ! Component: 3050 - total flux cleaned = -0.000168186 Jy ! Component: 3100 - total flux cleaned = -0.000168234 Jy ! Component: 3150 - total flux cleaned = -0.000168103 Jy ! Component: 3200 - total flux cleaned = -0.000145848 Jy ! Component: 3250 - total flux cleaned = -0.000145796 Jy ! Component: 3300 - total flux cleaned = -0.000134735 Jy ! Component: 3350 - total flux cleaned = -0.000102103 Jy ! Component: 3400 - total flux cleaned = -6.97e-05 Jy ! Component: 3450 - total flux cleaned = -0.000101802 Jy ! Component: 3500 - total flux cleaned = -4.85065e-05 Jy ! Component: 3550 - total flux cleaned = -8.02431e-05 Jy ! Component: 3600 - total flux cleaned = -9.06727e-05 Jy ! Component: 3650 - total flux cleaned = -3.82393e-05 Jy ! Component: 3700 - total flux cleaned = -3.82091e-05 Jy ! Component: 3750 - total flux cleaned = -4.84567e-05 Jy ! Component: 3800 - total flux cleaned = -2.78521e-05 Jy ! Component: 3850 - total flux cleaned = 1.2899e-05 Jy ! Component: 3900 - total flux cleaned = 1.28381e-05 Jy ! Component: 3950 - total flux cleaned = 2.80928e-06 Jy ! Component: 4000 - total flux cleaned = 2.7737e-06 Jy ! Component: 4050 - total flux cleaned = 3.26049e-05 Jy ! Total flux subtracted in 4096 components = 6.235e-05 Jy ! Clean residual min=-0.000558 max=0.000494 Jy/beam ! Clean residual mean=-0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.325081 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 464 components and 0.325081 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0257+6556_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.554 x 5.284 at -9.28 degrees (North through East) ! Clean map min=-0.0012129 max=0.27853 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0257+6556_C_map.fits wmodel /vlbi/sb072/temp_maps//J0257+6556_C_map.mod ! Writing 464 model components to file: /vlbi/sb072/temp_maps//J0257+6556_C_map.mod wobs /vlbi/sb072/temp_maps//J0257+6556_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0257+6556_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0257+6556_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0257+6556_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.278528 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000180041 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.193921 0.193921 0.387842 0.775683 1.55137 3.10273 6.20547 12.4109 24.8219 49.6437 99.2875 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.278 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1547.02 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0257+6556_C_dfm.log closed on Fri Dec 28 22:47:50 2018