! Started logfile: /vlbi/bs262/maps//J0730+4049_C_20180503_dfm.log on Mon Jun 4 23:22:36 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/bs262/maps//J0730+4049_C_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0730+4049_C_20180503_uva.fits ! AN table 1: 21 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990476 visibilities/baseline/integration-bin. ! Found source: J0730+4049 ! ! 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 7488 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 J0730+4049_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014095Jy sigma=24.504231 ! Fit after self-cal, rms=0.843518Jy sigma=20.252979 ! 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=1.265 mas, bmaj=4.311 mas, bpa=-18.82 degrees ! Estimated noise=0.51927 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 = 0.112209 Jy ! Component: 100 - total flux cleaned = 0.160598 Jy ! Total flux subtracted in 100 components = 0.160598 Jy ! Clean residual min=-0.011976 max=0.030983 Jy/beam ! Clean residual mean=-0.000032 rms=0.002846 Jy/beam ! Combined flux in latest and established models = 0.160598 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.160598 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=0.069759Jy sigma=1.650214 ! Fit after self-cal, rms=0.068442Jy sigma=1.625158 ! Inverting map ! Added new window around map position (-2.4, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0323882 Jy ! Component: 100 - total flux cleaned = 0.0508337 Jy ! Total flux subtracted in 100 components = 0.0508337 Jy ! Clean residual min=-0.006813 max=0.009487 Jy/beam ! Clean residual mean=-0.000019 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.211432 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.211432 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=0.044712Jy sigma=0.992635 ! Fit after self-cal, rms=0.044039Jy sigma=0.977870 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121185 Jy ! Component: 100 - total flux cleaned = 0.0193708 Jy ! Total flux subtracted in 100 components = 0.0193708 Jy ! Clean residual min=-0.004508 max=0.006759 Jy/beam ! Clean residual mean=-0.000014 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.230802 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.230802 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=0.038947Jy sigma=0.837364 ! Fit after self-cal, rms=0.038867Jy sigma=0.835174 ! Inverting map ! Added new window around map position (-1.8, -4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00617973 Jy ! Component: 100 - total flux cleaned = 0.0088345 Jy ! Total flux subtracted in 100 components = 0.0088345 Jy ! Clean residual min=-0.003479 max=0.004982 Jy/beam ! Clean residual mean=-0.000011 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.239637 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.239637 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=0.037479Jy sigma=0.798315 ! Fit after self-cal, rms=0.037452Jy sigma=0.797600 ! 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=1.648 mas, bmaj=4.496 mas, bpa=-18.39 degrees ! Estimated noise=0.351978 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 = 0.00551539 Jy ! Component: 100 - total flux cleaned = 0.0095196 Jy ! Component: 150 - total flux cleaned = 0.0126141 Jy ! Component: 200 - total flux cleaned = 0.015065 Jy ! Total flux subtracted in 200 components = 0.015065 Jy ! Clean residual min=-0.004145 max=0.004106 Jy/beam ! Clean residual mean=-0.000016 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.254702 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 50 components and 0.254702 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=0.036400Jy sigma=0.765533 ! Fit after self-cal, rms=0.036359Jy sigma=0.764395 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.648 x 4.496 at -18.39 degrees (North through East) ! Clean map min=-0.0041803 max=0.15464 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.99 KP 0.94 ! LA 1.04 MK 1.03 NL 1.03 OV 1.02 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.00 KP 0.94 ! LA 1.02 MK 1.01 NL 1.03 OV 1.05 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.02 KP 0.94 ! LA 1.03 MK 0.91 NL 1.04 OV 1.05 ! PT 0.93 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.89 KP 0.95 ! LA 1.03 MK 1.00 NL 0.95 OV 1.02 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.01 KP 0.94 ! LA 1.03 MK 0.98 NL 1.04 OV 1.06 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.01 KP 0.96 ! LA 1.05 MK 0.98 NL 1.04 OV 1.04 ! PT 0.93 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.01 KP 0.97 ! LA 1.03 MK 0.98 NL 1.04 OV 1.02 ! PT 0.94 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.99 KP 0.96 ! LA 1.05 MK 1.02 NL 1.03 OV 1.05 ! PT 0.94 SC 1.05 ! ! ! Fit before self-cal, rms=0.036359Jy sigma=0.764395 ! Fit after self-cal, rms=0.035005Jy sigma=0.708618 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.655 mas, bmaj=4.525 mas, bpa=-18.8 degrees ! Estimated noise=0.352948 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 = -0.00107229 Jy ! Component: 100 - total flux cleaned = -0.00144793 Jy ! Component: 150 - total flux cleaned = -0.00148936 Jy ! Component: 200 - total flux cleaned = -0.00142172 Jy ! Total flux subtracted in 200 components = -0.00142172 Jy ! Clean residual min=-0.001659 max=0.001948 Jy/beam ! Clean residual mean=-0.000002 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.25328 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 0.25328 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=0.034898Jy sigma=0.705394 ! Fit after self-cal, rms=0.034905Jy sigma=0.705262 ! 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=0.034905Jy sigma=0.705262 ! Fit after self-cal, rms=0.034909Jy sigma=0.705004 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.655 mas, bmaj=4.529 mas, bpa=-18.84 degrees ! Estimated noise=0.352974 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0009503 Jy ! Component: 100 - total flux cleaned = -0.000982758 Jy ! Component: 150 - total flux cleaned = -0.000954705 Jy ! Component: 200 - total flux cleaned = -0.000929455 Jy ! Total flux subtracted in 200 components = -0.000929455 Jy ! Clean residual min=-0.001599 max=0.001889 Jy/beam ! Clean residual mean=-0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.252351 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 81 components and 0.252351 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=0.034854Jy sigma=0.703637 ! Fit after self-cal, rms=0.034852Jy sigma=0.703609 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 (-48.6, -42.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169658 Jy ! Component: 100 - total flux cleaned = 0.00200257 Jy ! Component: 150 - total flux cleaned = 0.00191573 Jy ! Component: 200 - total flux cleaned = 0.0019907 Jy ! Total flux subtracted in 200 components = 0.0019907 Jy ! Clean residual min=-0.001553 max=0.001846 Jy/beam ! Clean residual mean=-0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.254341 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.254341 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=0.034746Jy sigma=0.701276 ! Fit after self-cal, rms=0.034743Jy sigma=0.701179 ! Inverting map ! Added new window around map position (24.3, -70.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000767683 Jy ! Component: 100 - total flux cleaned = 0.000721279 Jy ! Component: 150 - total flux cleaned = 0.000761534 Jy ! Component: 200 - total flux cleaned = 0.000796078 Jy ! Total flux subtracted in 200 components = 0.000796078 Jy ! Clean residual min=-0.001495 max=0.001748 Jy/beam ! Clean residual mean=-0.000000 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.255138 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.255138 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=0.034611Jy sigma=0.698357 ! Fit after self-cal, rms=0.034606Jy sigma=0.698149 ! Inverting map ! Added new window around map position (-3.6, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000902341 Jy ! Component: 100 - total flux cleaned = 0.00141118 Jy ! Component: 150 - total flux cleaned = 0.00189118 Jy ! Component: 200 - total flux cleaned = 0.00208579 Jy ! Total flux subtracted in 200 components = 0.00208579 Jy ! Clean residual min=-0.001462 max=0.001434 Jy/beam ! Clean residual mean=0.000000 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.257223 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 140 components and 0.257223 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=0.034480Jy sigma=0.695100 ! Fit after self-cal, rms=0.034475Jy sigma=0.695019 ! 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=0.034475Jy sigma=0.695019 ! Fit after self-cal, rms=0.034438Jy sigma=0.694593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.654 mas, bmaj=4.537 mas, bpa=-18.9 degrees ! Estimated noise=0.35274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.01779e-05 Jy ! Component: 100 - total flux cleaned = 1.22314e-05 Jy ! Component: 150 - total flux cleaned = -4.70153e-05 Jy ! Component: 200 - total flux cleaned = 8.02966e-06 Jy ! Total flux subtracted in 200 components = 8.02966e-06 Jy ! Clean residual min=-0.001425 max=0.001380 Jy/beam ! Clean residual mean=0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.257231 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 154 components and 0.257231 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=0.034385Jy sigma=0.693406 ! Fit after self-cal, rms=0.034383Jy sigma=0.693386 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.39426e-08 Jy ! Component: 100 - total flux cleaned = 3.3925e-07 Jy ! Component: 150 - total flux cleaned = 5.15644e-07 Jy ! Component: 200 - total flux cleaned = 4.9311e-07 Jy ! Total flux subtracted in 200 components = 4.9311e-07 Jy ! Clean residual min=-0.001399 max=0.001340 Jy/beam ! Clean residual mean=0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.257232 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 168 components and 0.257232 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=0.034348Jy sigma=0.692595 ! Fit after self-cal, rms=0.034347Jy sigma=0.692585 ! 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=0.034347Jy sigma=0.692585 ! Fit after self-cal, rms=0.034342Jy sigma=0.692524 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.687 mas, bmaj=5.115 mas, bpa=-20.33 degrees ! Estimated noise=0.423359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000297506 Jy ! Component: 100 - total flux cleaned = -0.000335691 Jy ! Component: 150 - total flux cleaned = -0.000335811 Jy ! Component: 200 - total flux cleaned = -0.000351238 Jy ! Total flux subtracted in 200 components = -0.000351238 Jy ! Clean residual min=-0.001241 max=0.001609 Jy/beam ! Clean residual mean=0.000002 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.256881 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 190 components and 0.256881 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=0.034331Jy sigma=0.692026 ! Fit after self-cal, rms=0.034331Jy sigma=0.692006 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 (46.8, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145331 Jy ! Component: 100 - total flux cleaned = 0.00201938 Jy ! Component: 150 - total flux cleaned = 0.00233411 Jy ! Component: 200 - total flux cleaned = 0.00254491 Jy ! Total flux subtracted in 200 components = 0.00254491 Jy ! Clean residual min=-0.001000 max=0.001016 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.259425 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 220 components and 0.259425 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=0.034287Jy sigma=0.690672 ! Fit after self-cal, rms=0.034283Jy sigma=0.690615 ! 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=1.654 mas, bmaj=4.54 mas, bpa=-18.92 degrees ! Estimated noise=0.352664 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.654 x 4.54 at -18.92 degrees (North through East) ! Clean map min=-0.0017296 max=0.15453 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=1.266 mas, bmaj=4.354 mas, bpa=-19.29 degrees ! Estimated noise=0.522835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113946 Jy ! Component: 100 - total flux cleaned = 0.164952 Jy ! Component: 150 - total flux cleaned = 0.194112 Jy ! Component: 200 - total flux cleaned = 0.211476 Jy ! Total flux subtracted in 200 components = 0.211476 Jy ! Clean residual min=-0.003764 max=0.008810 Jy/beam ! Clean residual mean=-0.000012 rms=0.001052 Jy/beam ! Combined flux in latest and established models = 0.211476 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.211476 Jy ! Inverting map and beam ! Estimated beam: bmin=1.654 mas, bmaj=4.54 mas, bpa=-18.92 degrees ! Estimated noise=0.352664 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 = 0.0149251 Jy ! Component: 100 - total flux cleaned = 0.0224545 Jy ! Component: 150 - total flux cleaned = 0.0270377 Jy ! Component: 200 - total flux cleaned = 0.0302756 Jy ! Total flux subtracted in 200 components = 0.0302756 Jy ! Clean residual min=-0.002043 max=0.002773 Jy/beam ! Clean residual mean=-0.000009 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.241752 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 30 components and 0.241752 Jy ! Inverting map ! Added new window around map position (-41.4, 25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290034 Jy ! Component: 100 - total flux cleaned = 0.00500101 Jy ! Component: 150 - total flux cleaned = 0.00643148 Jy ! Component: 200 - total flux cleaned = 0.0071898 Jy ! Total flux subtracted in 200 components = 0.0071898 Jy ! Clean residual min=-0.001701 max=0.001819 Jy/beam ! Clean residual mean=-0.000005 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.248941 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 52 components and 0.248941 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=3.687 mas, bmaj=5.115 mas, bpa=-20.33 degrees ! Estimated noise=0.423359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216221 Jy ! Component: 100 - total flux cleaned = 0.00346276 Jy ! Component: 150 - total flux cleaned = 0.0043479 Jy ! Component: 200 - total flux cleaned = 0.00509661 Jy ! Total flux subtracted in 200 components = 0.00509661 Jy ! Clean residual min=-0.001278 max=0.001521 Jy/beam ! Clean residual mean=-0.000004 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.254038 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 = 0.000716109 Jy ! Component: 100 - total flux cleaned = 0.00139948 Jy ! Component: 150 - total flux cleaned = 0.00192266 Jy ! Component: 200 - total flux cleaned = 0.00231302 Jy ! Total flux subtracted in 200 components = 0.00231302 Jy ! Clean residual min=-0.001131 max=0.001265 Jy/beam ! Clean residual mean=-0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.256351 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 110 components and 0.256351 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.654 mas, bmaj=4.54 mas, bpa=-18.92 degrees ! Estimated noise=0.352664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00020641 Jy ! Component: 100 - total flux cleaned = -0.000111919 Jy ! Component: 150 - total flux cleaned = 1.75703e-05 Jy ! Component: 200 - total flux cleaned = 0.000217546 Jy ! Total flux subtracted in 200 components = 0.000217546 Jy ! Clean residual min=-0.001345 max=0.001398 Jy/beam ! Clean residual mean=-0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.256568 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 141 components and 0.256568 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=0.034371Jy sigma=0.693986 ! Fit after self-cal, rms=0.034361Jy sigma=0.693564 wmodel J0730+4049_C_map.mod ! Writing 141 model components to file: J0730+4049_C_map.mod wobs J0730+4049_C_uvs.fits ! Writing UV FITS file: J0730+4049_C_uvs.fits wwins J0730+4049_C_map.win ! wwins: Wrote 8 windows to J0730+4049_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 = 0.00027169 Jy ! Component: 100 - total flux cleaned = 0.000368737 Jy ! Component: 150 - total flux cleaned = 0.000484472 Jy ! Component: 200 - total flux cleaned = 0.000641489 Jy ! Component: 250 - total flux cleaned = 0.000771684 Jy ! Component: 300 - total flux cleaned = 0.00085592 Jy ! Component: 350 - total flux cleaned = 0.000979963 Jy ! Component: 400 - total flux cleaned = 0.00106081 Jy ! Component: 450 - total flux cleaned = 0.00110042 Jy ! Component: 500 - total flux cleaned = 0.00110033 Jy ! Component: 550 - total flux cleaned = 0.00110013 Jy ! Component: 600 - total flux cleaned = 0.00111912 Jy ! Component: 650 - total flux cleaned = 0.00115581 Jy ! Component: 700 - total flux cleaned = 0.00115599 Jy ! Component: 750 - total flux cleaned = 0.00117381 Jy ! Component: 800 - total flux cleaned = 0.00113892 Jy ! Component: 850 - total flux cleaned = 0.00115627 Jy ! Component: 900 - total flux cleaned = 0.00117319 Jy ! Component: 950 - total flux cleaned = 0.00119045 Jy ! Component: 1000 - total flux cleaned = 0.00125713 Jy ! Component: 1050 - total flux cleaned = 0.00128998 Jy ! Component: 1100 - total flux cleaned = 0.00128971 Jy ! Component: 1150 - total flux cleaned = 0.00130583 Jy ! Component: 1200 - total flux cleaned = 0.00133771 Jy ! Component: 1250 - total flux cleaned = 0.00133788 Jy ! Component: 1300 - total flux cleaned = 0.00138463 Jy ! Component: 1350 - total flux cleaned = 0.00141548 Jy ! Component: 1400 - total flux cleaned = 0.00141544 Jy ! Component: 1450 - total flux cleaned = 0.00144563 Jy ! Component: 1500 - total flux cleaned = 0.00152014 Jy ! Component: 1550 - total flux cleaned = 0.00149061 Jy ! Component: 1600 - total flux cleaned = 0.0015053 Jy ! Component: 1650 - total flux cleaned = 0.00156318 Jy ! Component: 1700 - total flux cleaned = 0.00153456 Jy ! Component: 1750 - total flux cleaned = 0.00156312 Jy ! Component: 1800 - total flux cleaned = 0.00156305 Jy ! Component: 1850 - total flux cleaned = 0.00157694 Jy ! Component: 1900 - total flux cleaned = 0.00156308 Jy ! Component: 1950 - total flux cleaned = 0.00160433 Jy ! Component: 2000 - total flux cleaned = 0.00159075 Jy ! Component: 2050 - total flux cleaned = 0.00164498 Jy ! Component: 2100 - total flux cleaned = 0.00159146 Jy ! Component: 2150 - total flux cleaned = 0.00160488 Jy ! Component: 2200 - total flux cleaned = 0.00167061 Jy ! Component: 2250 - total flux cleaned = 0.00161825 Jy ! Component: 2300 - total flux cleaned = 0.00156636 Jy ! Component: 2350 - total flux cleaned = 0.00160507 Jy ! Component: 2400 - total flux cleaned = 0.00160526 Jy ! Component: 2450 - total flux cleaned = 0.00161807 Jy ! Component: 2500 - total flux cleaned = 0.00170617 Jy ! Component: 2550 - total flux cleaned = 0.00166879 Jy ! Component: 2600 - total flux cleaned = 0.00171837 Jy ! Component: 2650 - total flux cleaned = 0.00171829 Jy ! Component: 2700 - total flux cleaned = 0.00174276 Jy ! Component: 2750 - total flux cleaned = 0.00175493 Jy ! Component: 2800 - total flux cleaned = 0.00180304 Jy ! Component: 2850 - total flux cleaned = 0.00183906 Jy ! Component: 2900 - total flux cleaned = 0.00186276 Jy ! Component: 2950 - total flux cleaned = 0.00186268 Jy ! Component: 3000 - total flux cleaned = 0.00190965 Jy ! Component: 3050 - total flux cleaned = 0.00195633 Jy ! Component: 3100 - total flux cleaned = 0.0019447 Jy ! Component: 3150 - total flux cleaned = 0.00196768 Jy ! Component: 3200 - total flux cleaned = 0.00196777 Jy ! Component: 3250 - total flux cleaned = 0.00199041 Jy ! Component: 3300 - total flux cleaned = 0.00201294 Jy ! Component: 3350 - total flux cleaned = 0.00202417 Jy ! Component: 3400 - total flux cleaned = 0.00203532 Jy ! Component: 3450 - total flux cleaned = 0.00205745 Jy ! Component: 3500 - total flux cleaned = 0.00206842 Jy ! Component: 3550 - total flux cleaned = 0.00206841 Jy ! Component: 3600 - total flux cleaned = 0.00205753 Jy ! Component: 3650 - total flux cleaned = 0.00209 Jy ! Component: 3700 - total flux cleaned = 0.00213296 Jy ! Component: 3750 - total flux cleaned = 0.00214367 Jy ! Component: 3800 - total flux cleaned = 0.00218619 Jy ! Component: 3850 - total flux cleaned = 0.0021862 Jy ! Component: 3900 - total flux cleaned = 0.00222813 Jy ! Component: 3950 - total flux cleaned = 0.00228037 Jy ! Component: 4000 - total flux cleaned = 0.00230111 Jy ! Component: 4050 - total flux cleaned = 0.00237344 Jy ! Total flux subtracted in 4096 components = 0.0023632 Jy ! Clean residual min=-0.000525 max=0.000535 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.258932 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 447 components and 0.258932 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0730+4049_C_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.654 x 4.54 at -18.92 degrees (North through East) ! Clean map min=-0.0010924 max=0.15464 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0730+4049_C_20180503_map.fits wmodel /vlbi/bs262/maps//J0730+4049_C_20180503_map.mod ! Writing 447 model components to file: /vlbi/bs262/maps//J0730+4049_C_20180503_map.mod wobs /vlbi/bs262/maps//J0730+4049_C_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0730+4049_C_20180503_uvs.fits wwins /vlbi/bs262/maps//J0730+4049_C_20180503_map.win ! wwins: Wrote 9 windows to /vlbi/bs262/maps//J0730+4049_C_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.154637 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000185995 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.360835 0.360835 0.721671 1.44334 2.88668 5.77337 11.5467 23.0935 46.1869 92.3739 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.154 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 831.403 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0730+4049_C_20180503_dfm.log closed on Mon Jun 4 23:22:40 2018