! Started logfile: /vlbi/sb072/temp_maps//J1555+2141_C_dfm.log on Sat Dec 15 22:23:10 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//J1555+2141_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1555+2141_C_uva.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1555+2141 ! ! 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 6840 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 J1555+2141_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=1.000547Jy sigma=41.508049 ! Fit after self-cal, rms=0.950926Jy sigma=39.427111 ! 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=1.252 mas, bmaj=3.66 mas, bpa=6.731 degrees ! Estimated noise=0.379337 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 = 0.0343209 Jy ! Component: 100 - total flux cleaned = 0.0452647 Jy ! Total flux subtracted in 100 components = 0.0452647 Jy ! Clean residual min=-0.002289 max=0.004975 Jy/beam ! Clean residual mean=-0.000005 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.0452647 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0452647 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=0.021285Jy sigma=0.814150 ! Fit after self-cal, rms=0.020753Jy sigma=0.787632 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571992 Jy ! Component: 100 - total flux cleaned = 0.00877135 Jy ! Total flux subtracted in 100 components = 0.00877135 Jy ! Clean residual min=-0.001834 max=0.002517 Jy/beam ! Clean residual mean=-0.000003 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.054036 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.054036 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=0.018243Jy sigma=0.659596 ! Fit after self-cal, rms=0.018241Jy sigma=0.659343 ! 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=1.605 mas, bmaj=4.088 mas, bpa=6.819 degrees ! Estimated noise=0.220621 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 = 0.00388762 Jy ! Component: 100 - total flux cleaned = 0.00627818 Jy ! Component: 150 - total flux cleaned = 0.00785965 Jy ! Component: 200 - total flux cleaned = 0.00892414 Jy ! Total flux subtracted in 200 components = 0.00892414 Jy ! Clean residual min=-0.002325 max=0.002744 Jy/beam ! Clean residual mean=-0.000003 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.0629602 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 47 components and 0.0629602 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=0.017412Jy sigma=0.610495 ! Fit after self-cal, rms=0.017430Jy sigma=0.610309 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.605 x 4.088 at 6.819 degrees (North through East) ! Clean map min=-0.0022731 max=0.048327 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.90 HN 1.14 KP 0.90 ! LA 0.97 MK 1.04 NL 1.11 OV 1.12 ! PT 0.86 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.16 KP 0.88 ! LA 1.00 MK 1.00 NL 1.05 OV 1.07 ! PT 0.83 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.08 KP 0.92 ! LA 1.02 MK 0.97 NL 1.08 OV 1.06 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.07 KP 0.93 ! LA 1.01 MK 0.96 NL 1.06 OV 1.05 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.10 KP 0.94 ! LA 1.01 MK 1.00 NL 1.07 OV 1.05 ! PT 0.87 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 1.10 KP 0.94 ! LA 1.00 MK 0.99 NL 1.12 OV 1.04 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.08 KP 0.94 ! LA 1.01 MK 1.05 NL 1.13 OV 1.06 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.12 KP 0.95 ! LA 1.04 MK 1.03 NL 1.10 OV 1.04 ! PT 0.86 SC 1.05 ! ! ! Fit before self-cal, rms=0.017430Jy sigma=0.610309 ! Fit after self-cal, rms=0.017499Jy sigma=0.570542 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.622 mas, bmaj=4.167 mas, bpa=6.924 degrees ! Estimated noise=0.221126 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, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170256 Jy ! Component: 100 - total flux cleaned = 0.00174218 Jy ! Component: 150 - total flux cleaned = 0.00171458 Jy ! Component: 200 - total flux cleaned = 0.00166686 Jy ! Total flux subtracted in 200 components = 0.00166686 Jy ! Clean residual min=-0.000904 max=0.001128 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.064627 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.064627 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=0.017311Jy sigma=0.560745 ! Fit after self-cal, rms=0.017286Jy sigma=0.560050 ! 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=0.017286Jy sigma=0.560050 ! Fit after self-cal, rms=0.017064Jy sigma=0.559504 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.615 mas, bmaj=4.159 mas, bpa=7.039 degrees ! Estimated noise=0.219698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000515061 Jy ! Component: 100 - total flux cleaned = 0.000561291 Jy ! Component: 150 - total flux cleaned = 0.000564139 Jy ! Component: 200 - total flux cleaned = 0.000549182 Jy ! Total flux subtracted in 200 components = 0.000549182 Jy ! Clean residual min=-0.000787 max=0.000987 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0651762 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.0651762 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=0.017013Jy sigma=0.557039 ! Fit after self-cal, rms=0.016994Jy sigma=0.556843 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 = 0.000114492 Jy ! Component: 100 - total flux cleaned = 0.000116017 Jy ! Component: 150 - total flux cleaned = 6.85633e-05 Jy ! Component: 200 - total flux cleaned = 5.75629e-05 Jy ! Total flux subtracted in 200 components = 5.75629e-05 Jy ! Clean residual min=-0.000738 max=0.000948 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0652338 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.0652338 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=0.016976Jy sigma=0.555977 ! Fit after self-cal, rms=0.016969Jy sigma=0.555928 ! Inverting map ! Added new window around map position (19.2, -6.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000977916 Jy ! Component: 100 - total flux cleaned = 0.00152947 Jy ! Component: 150 - total flux cleaned = 0.00191287 Jy ! Component: 200 - total flux cleaned = 0.0022273 Jy ! Total flux subtracted in 200 components = 0.0022273 Jy ! Clean residual min=-0.000677 max=0.000718 Jy/beam ! Clean residual mean=-0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0674611 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 112 components and 0.0674611 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=0.016913Jy sigma=0.552436 ! Fit after self-cal, rms=0.016900Jy sigma=0.552308 ! Inverting map ! Added new window around map position (-69.3, 0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000642828 Jy ! Component: 100 - total flux cleaned = 0.000994527 Jy ! Component: 150 - total flux cleaned = 0.00121528 Jy ! Component: 200 - total flux cleaned = 0.0013486 Jy ! Total flux subtracted in 200 components = 0.0013486 Jy ! Clean residual min=-0.000605 max=0.000588 Jy/beam ! Clean residual mean=-0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0688097 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 139 components and 0.0688097 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=0.016873Jy sigma=0.550813 ! Fit after self-cal, rms=0.016867Jy sigma=0.550718 ! 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=0.016867Jy sigma=0.550718 ! Fit after self-cal, rms=0.016765Jy sigma=0.550328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.613 mas, bmaj=4.159 mas, bpa=7.045 degrees ! Estimated noise=0.219114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000308426 Jy ! Component: 100 - total flux cleaned = 0.000495043 Jy ! Component: 150 - total flux cleaned = 0.000604818 Jy ! Component: 200 - total flux cleaned = 0.000688077 Jy ! Total flux subtracted in 200 components = 0.000688077 Jy ! Clean residual min=-0.000552 max=0.000532 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0694977 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 162 components and 0.0694977 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=0.016756Jy sigma=0.549840 ! Fit after self-cal, rms=0.016757Jy sigma=0.549816 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 = 0.000100219 Jy ! Component: 100 - total flux cleaned = 0.000155351 Jy ! Component: 150 - total flux cleaned = 0.000200246 Jy ! Component: 200 - total flux cleaned = 0.000218466 Jy ! Total flux subtracted in 200 components = 0.000218466 Jy ! Clean residual min=-0.000535 max=0.000522 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0697162 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 182 components and 0.0697162 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=0.016753Jy sigma=0.549570 ! Fit after self-cal, rms=0.016751Jy sigma=0.549561 ! 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=0.016751Jy sigma=0.549561 ! Fit after self-cal, rms=0.016727Jy sigma=0.549513 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.779 mas, bmaj=5.52 mas, bpa=1.874 degrees ! Estimated noise=0.266753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000326804 Jy ! Component: 100 - total flux cleaned = 0.00048159 Jy ! Component: 150 - total flux cleaned = 0.00054771 Jy ! Component: 200 - total flux cleaned = 0.0006053 Jy ! Total flux subtracted in 200 components = 0.0006053 Jy ! Clean residual min=-0.000609 max=0.000600 Jy/beam ! Clean residual mean=-0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0703215 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 203 components and 0.0703215 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=0.016726Jy sigma=0.549332 ! Fit after self-cal, rms=0.016724Jy sigma=0.549315 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.63265e-05 Jy ! Component: 100 - total flux cleaned = 0.000100749 Jy ! Component: 150 - total flux cleaned = 0.00012678 Jy ! Component: 200 - total flux cleaned = 0.000150639 Jy ! Total flux subtracted in 200 components = 0.000150639 Jy ! Clean residual min=-0.000577 max=0.000589 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0704721 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 211 components and 0.0704721 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=0.016723Jy sigma=0.549256 ! Fit after self-cal, rms=0.016722Jy sigma=0.549250 ! 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=1.612 mas, bmaj=4.159 mas, bpa=7.06 degrees ! Estimated noise=0.218963 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.612 x 4.159 at 7.06 degrees (North through East) ! Clean map min=-0.00047882 max=0.047954 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=1.252 mas, bmaj=3.713 mas, bpa=6.95 degrees ! Estimated noise=0.380963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347332 Jy ! Component: 100 - total flux cleaned = 0.0459419 Jy ! Component: 150 - total flux cleaned = 0.0515082 Jy ! Component: 200 - total flux cleaned = 0.0547268 Jy ! Total flux subtracted in 200 components = 0.0547268 Jy ! Clean residual min=-0.001304 max=0.001728 Jy/beam ! Clean residual mean=-0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0547268 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 0.0547268 Jy ! Inverting map and beam ! Estimated beam: bmin=1.612 mas, bmaj=4.159 mas, bpa=7.06 degrees ! Estimated noise=0.218963 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 = 0.00345894 Jy ! Component: 100 - total flux cleaned = 0.00555046 Jy ! Component: 150 - total flux cleaned = 0.00695196 Jy ! Component: 200 - total flux cleaned = 0.0080595 Jy ! Total flux subtracted in 200 components = 0.0080595 Jy ! Clean residual min=-0.000855 max=0.000854 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0627863 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 57 components and 0.0627863 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=3.779 mas, bmaj=5.52 mas, bpa=1.874 degrees ! Estimated noise=0.266753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149248 Jy ! Component: 100 - total flux cleaned = 0.00256831 Jy ! Component: 150 - total flux cleaned = 0.0034136 Jy ! Component: 200 - total flux cleaned = 0.00410421 Jy ! Total flux subtracted in 200 components = 0.00410421 Jy ! Clean residual min=-0.000735 max=0.000817 Jy/beam ! Clean residual mean=-0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0668905 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 = 0.00057398 Jy ! Component: 100 - total flux cleaned = 0.00105942 Jy ! Component: 150 - total flux cleaned = 0.00147509 Jy ! Component: 200 - total flux cleaned = 0.00177733 Jy ! Total flux subtracted in 200 components = 0.00177733 Jy ! Clean residual min=-0.000569 max=0.000617 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0686679 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 143 components and 0.0686679 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.612 mas, bmaj=4.159 mas, bpa=7.06 degrees ! Estimated noise=0.218963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309482 Jy ! Component: 100 - total flux cleaned = 0.000484803 Jy ! Component: 150 - total flux cleaned = 0.000655875 Jy ! Component: 200 - total flux cleaned = 0.000780833 Jy ! Total flux subtracted in 200 components = 0.000780833 Jy ! Clean residual min=-0.000518 max=0.000556 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0694487 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 164 components and 0.0694487 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=0.016738Jy sigma=0.550361 ! Fit after self-cal, rms=0.016736Jy sigma=0.550226 wmodel J1555+2141_C_map.mod ! Writing 164 model components to file: J1555+2141_C_map.mod wobs J1555+2141_C_uvs.fits ! Writing UV FITS file: J1555+2141_C_uvs.fits wwins J1555+2141_C_map.win ! wwins: Wrote 4 windows to J1555+2141_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 = 0.000102004 Jy ! Component: 100 - total flux cleaned = 0.000137352 Jy ! Component: 150 - total flux cleaned = 0.00017054 Jy ! Component: 200 - total flux cleaned = 0.000162608 Jy ! Component: 250 - total flux cleaned = 0.000132638 Jy ! Component: 300 - total flux cleaned = 0.000111015 Jy ! Component: 350 - total flux cleaned = 9.00699e-05 Jy ! Component: 400 - total flux cleaned = 6.95733e-05 Jy ! Component: 450 - total flux cleaned = 1.6896e-05 Jy ! Component: 500 - total flux cleaned = -2.79248e-05 Jy ! Component: 550 - total flux cleaned = -7.77309e-05 Jy ! Component: 600 - total flux cleaned = -0.000102037 Jy ! Component: 650 - total flux cleaned = -0.000149887 Jy ! Component: 700 - total flux cleaned = -0.000185043 Jy ! Component: 750 - total flux cleaned = -0.000196506 Jy ! Component: 800 - total flux cleaned = -0.000213467 Jy ! Component: 850 - total flux cleaned = -0.00023564 Jy ! Component: 900 - total flux cleaned = -0.000230191 Jy ! Component: 950 - total flux cleaned = -0.000224797 Jy ! Component: 1000 - total flux cleaned = -0.000224681 Jy ! Component: 1050 - total flux cleaned = -0.000229753 Jy ! Component: 1100 - total flux cleaned = -0.000224591 Jy ! Component: 1150 - total flux cleaned = -0.000234715 Jy ! Component: 1200 - total flux cleaned = -0.000234672 Jy ! Component: 1250 - total flux cleaned = -0.00022973 Jy ! Component: 1300 - total flux cleaned = -0.000224917 Jy ! Component: 1350 - total flux cleaned = -0.000239403 Jy ! Component: 1400 - total flux cleaned = -0.000248849 Jy ! Component: 1450 - total flux cleaned = -0.000258189 Jy ! Component: 1500 - total flux cleaned = -0.000258185 Jy ! Component: 1550 - total flux cleaned = -0.000249031 Jy ! Component: 1600 - total flux cleaned = -0.000249091 Jy ! Component: 1650 - total flux cleaned = -0.000249099 Jy ! Component: 1700 - total flux cleaned = -0.000249045 Jy ! Component: 1750 - total flux cleaned = -0.000240332 Jy ! Component: 1800 - total flux cleaned = -0.00023607 Jy ! Component: 1850 - total flux cleaned = -0.000248893 Jy ! Component: 1900 - total flux cleaned = -0.000240409 Jy ! Component: 1950 - total flux cleaned = -0.00023628 Jy ! Component: 2000 - total flux cleaned = -0.000248758 Jy ! Component: 2050 - total flux cleaned = -0.000252832 Jy ! Component: 2100 - total flux cleaned = -0.000240605 Jy ! Component: 2150 - total flux cleaned = -0.000252765 Jy ! Component: 2200 - total flux cleaned = -0.000256768 Jy ! Component: 2250 - total flux cleaned = -0.000260699 Jy ! Component: 2300 - total flux cleaned = -0.000260757 Jy ! Component: 2350 - total flux cleaned = -0.000280183 Jy ! Component: 2400 - total flux cleaned = -0.000272481 Jy ! Component: 2450 - total flux cleaned = -0.000287764 Jy ! Component: 2500 - total flux cleaned = -0.000276438 Jy ! Component: 2550 - total flux cleaned = -0.00029145 Jy ! Component: 2600 - total flux cleaned = -0.000298896 Jy ! Component: 2650 - total flux cleaned = -0.000306245 Jy ! Component: 2700 - total flux cleaned = -0.000291641 Jy ! Component: 2750 - total flux cleaned = -0.000298875 Jy ! Component: 2800 - total flux cleaned = -0.000291672 Jy ! Component: 2850 - total flux cleaned = -0.00028805 Jy ! Component: 2900 - total flux cleaned = -0.000288033 Jy ! Component: 2950 - total flux cleaned = -0.00027394 Jy ! Component: 3000 - total flux cleaned = -0.000277447 Jy ! Component: 3050 - total flux cleaned = -0.000287851 Jy ! Component: 3100 - total flux cleaned = -0.000287859 Jy ! Component: 3150 - total flux cleaned = -0.00029809 Jy ! Component: 3200 - total flux cleaned = -0.000284499 Jy ! Component: 3250 - total flux cleaned = -0.0002879 Jy ! Component: 3300 - total flux cleaned = -0.000284553 Jy ! Component: 3350 - total flux cleaned = -0.00030455 Jy ! Component: 3400 - total flux cleaned = -0.000297928 Jy ! Component: 3450 - total flux cleaned = -0.000314389 Jy ! Component: 3500 - total flux cleaned = -0.000307831 Jy ! Component: 3550 - total flux cleaned = -0.000314357 Jy ! Component: 3600 - total flux cleaned = -0.000317609 Jy ! Component: 3650 - total flux cleaned = -0.000333706 Jy ! Component: 3700 - total flux cleaned = -0.000340101 Jy ! Component: 3750 - total flux cleaned = -0.000352824 Jy ! Component: 3800 - total flux cleaned = -0.00034965 Jy ! Component: 3850 - total flux cleaned = -0.000365359 Jy ! Component: 3900 - total flux cleaned = -0.000368484 Jy ! Component: 3950 - total flux cleaned = -0.00036231 Jy ! Component: 4000 - total flux cleaned = -0.000374706 Jy ! Component: 4050 - total flux cleaned = -0.000383924 Jy ! Total flux subtracted in 4096 components = -0.00039925 Jy ! Clean residual min=-0.000193 max=0.000195 Jy/beam ! Clean residual mean=-0.000000 rms=0.000053 Jy/beam ! Combined flux in latest and established models = 0.0690494 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 453 components and 0.0690494 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1555+2141_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.612 x 4.159 at 7.06 degrees (North through East) ! Clean map min=-0.00031777 max=0.048293 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1555+2141_C_map.fits wmodel /vlbi/sb072/temp_maps//J1555+2141_C_map.mod ! Writing 453 model components to file: /vlbi/sb072/temp_maps//J1555+2141_C_map.mod wobs /vlbi/sb072/temp_maps//J1555+2141_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1555+2141_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1555+2141_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1555+2141_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0482927 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.28591e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.328367 0.328367 0.656734 1.31347 2.62694 5.25387 10.5077 21.0155 42.031 84.062 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 913.611 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1555+2141_C_dfm.log closed on Sat Dec 15 22:23:15 2018