! Started logfile: /vlbi/uf001/uva//J1531+7206_X_dfm.log on Mon Jan 14 03:20:11 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1531+7206_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1531+7206_X_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.869841 visibilities/baseline/integration-bin. ! Found source: J1531+7206 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 26304 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1531+7206_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 116 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023180Jy sigma=23.096660 ! Fit after self-cal, rms=0.791752Jy sigma=17.891028 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7261 mas, bmaj=1.217 mas, bpa=-66.47 degrees ! Estimated noise=0.377657 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 = 0.155948 Jy ! Component: 100 - total flux cleaned = 0.196868 Jy ! Total flux subtracted in 100 components = 0.196868 Jy ! Clean residual min=-0.006436 max=0.019639 Jy/beam ! Clean residual mean=0.000011 rms=0.001720 Jy/beam ! Combined flux in latest and established models = 0.196868 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.196868 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.075385Jy sigma=1.657117 ! Fit after self-cal, rms=0.075332Jy sigma=1.656252 ! Inverting map ! Added new window around map position (-1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.020976 Jy ! Component: 100 - total flux cleaned = 0.033732 Jy ! Total flux subtracted in 100 components = 0.033732 Jy ! Clean residual min=-0.005740 max=0.010867 Jy/beam ! Clean residual mean=0.000007 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.2306 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.2306 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066328Jy sigma=1.446224 ! Fit after self-cal, rms=0.065869Jy sigma=1.436441 ! Inverting map ! Added new window around map position (-2.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116985 Jy ! Component: 100 - total flux cleaned = 0.01937 Jy ! Total flux subtracted in 100 components = 0.01937 Jy ! Clean residual min=-0.004830 max=0.006203 Jy/beam ! Clean residual mean=0.000005 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.24997 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.24997 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062419Jy sigma=1.354397 ! Fit after self-cal, rms=0.062187Jy sigma=1.349159 ! 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=0.9475 mas, bmaj=1.466 mas, bpa=-67.61 degrees ! Estimated noise=0.212077 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 = 0.0109004 Jy ! Component: 100 - total flux cleaned = 0.017755 Jy ! Component: 150 - total flux cleaned = 0.022612 Jy ! Component: 200 - total flux cleaned = 0.0261304 Jy ! Total flux subtracted in 200 components = 0.0261304 Jy ! Clean residual min=-0.004413 max=0.005745 Jy/beam ! Clean residual mean=0.000002 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.276101 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 48 components and 0.276101 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060008Jy sigma=1.296521 ! Fit after self-cal, rms=0.059819Jy sigma=1.292280 ! Inverting map ! Added new window around map position (-1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00573147 Jy ! Component: 100 - total flux cleaned = 0.00941066 Jy ! Component: 150 - total flux cleaned = 0.0112143 Jy ! Component: 200 - total flux cleaned = 0.0122229 Jy ! Total flux subtracted in 200 components = 0.0122229 Jy ! Clean residual min=-0.003987 max=0.004654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.288324 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.288324 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059169Jy sigma=1.275946 ! Fit after self-cal, rms=0.059091Jy sigma=1.274212 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9475 x 1.466 at -67.61 degrees (North through East) ! Clean map min=-0.0037309 max=0.198 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.94 KP 1.01 ! LA 1.00 MK 0.99 NL 1.11 OV 0.90 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.93 KP 1.01 ! LA 0.98 MK 1.02 NL 1.12 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.94 KP 1.00 ! LA 1.01 MK 1.02 NL 1.11 OV 0.91 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.00 ! LA 0.99 MK 1.02 NL 1.12 OV 0.91 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.01 ! LA 1.00 MK 1.01 NL 1.11 OV 0.89 ! PT 0.93 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.02 ! LA 1.00 MK 1.03 NL 1.10 OV 0.90 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.93 KP 1.01 ! LA 0.99 MK 1.04 NL 1.13 OV 0.92 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.01 ! LA 1.01 MK 1.04 NL 1.12 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 1.01 ! LA 0.99 MK 1.02 NL 1.12 OV 0.91 ! PT 0.94 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 1.02 ! LA 0.99 MK 1.01 NL 1.13 OV 0.93 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.96 KP 1.02 ! LA 1.02 MK 1.01 NL 1.11 OV 0.92 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.95 KP 1.02 ! LA 1.01 MK 1.03 NL 1.12 OV 0.91 ! PT 0.94 SC 1.02 ! ! ! Fit before self-cal, rms=0.059091Jy sigma=1.274212 ! Fit after self-cal, rms=0.056867Jy sigma=1.208130 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.95 mas, bmaj=1.465 mas, bpa=-67.84 degrees ! Estimated noise=0.213346 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 = -0.00238736 Jy ! Component: 100 - total flux cleaned = -0.00298494 Jy ! Component: 150 - total flux cleaned = -0.00353307 Jy ! Component: 200 - total flux cleaned = -0.00388284 Jy ! Total flux subtracted in 200 components = -0.00388284 Jy ! Clean residual min=-0.002021 max=0.002262 Jy/beam ! Clean residual mean=-0.000002 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.284441 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.284441 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056619Jy sigma=1.203126 ! Fit after self-cal, rms=0.056627Jy sigma=1.202607 ! Inverting map ! Added new window around map position (-9.6, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106377 Jy ! Component: 100 - total flux cleaned = 0.000730069 Jy ! Component: 150 - total flux cleaned = 0.000266288 Jy ! Component: 200 - total flux cleaned = 5.25712e-06 Jy ! Total flux subtracted in 200 components = 5.25712e-06 Jy ! Clean residual min=-0.002008 max=0.002060 Jy/beam ! Clean residual mean=-0.000001 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.284446 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 101 components and 0.284446 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056464Jy sigma=1.199637 ! Fit after self-cal, rms=0.056457Jy sigma=1.199484 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056457Jy sigma=1.199484 ! Fit after self-cal, rms=0.056246Jy sigma=1.182392 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9498 mas, bmaj=1.462 mas, bpa=-67.77 degrees ! Estimated noise=0.213695 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101658 Jy ! Component: 100 - total flux cleaned = -0.0016045 Jy ! Component: 150 - total flux cleaned = -0.00217481 Jy ! Component: 200 - total flux cleaned = -0.00241827 Jy ! Total flux subtracted in 200 components = -0.00241827 Jy ! Clean residual min=-0.001332 max=0.001427 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.282028 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 115 components and 0.282028 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056167Jy sigma=1.180743 ! Fit after self-cal, rms=0.056174Jy sigma=1.180540 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 (-3.8, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106301 Jy ! Component: 100 - total flux cleaned = 0.000955291 Jy ! Component: 150 - total flux cleaned = 0.0010218 Jy ! Component: 200 - total flux cleaned = 0.000935367 Jy ! Total flux subtracted in 200 components = 0.000935367 Jy ! Clean residual min=-0.001230 max=0.001283 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.282963 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 130 components and 0.282963 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056124Jy sigma=1.179392 ! Fit after self-cal, rms=0.056121Jy sigma=1.179328 ! Inverting map ! Added new window around map position (-40.4, -39.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000774902 Jy ! Component: 100 - total flux cleaned = 0.00104543 Jy ! Component: 150 - total flux cleaned = 0.00126482 Jy ! Component: 200 - total flux cleaned = 0.00136632 Jy ! Total flux subtracted in 200 components = 0.00136632 Jy ! Clean residual min=-0.001205 max=0.001162 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.284329 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 143 components and 0.284329 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056086Jy sigma=1.178560 ! Fit after self-cal, rms=0.056082Jy sigma=1.178521 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056082Jy sigma=1.178521 ! Fit after self-cal, rms=0.056073Jy sigma=1.178173 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9499 mas, bmaj=1.46 mas, bpa=-67.72 degrees ! Estimated noise=0.213621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000581574 Jy ! Component: 100 - total flux cleaned = -0.000799033 Jy ! Component: 150 - total flux cleaned = -0.000719466 Jy ! Component: 200 - total flux cleaned = -0.000694509 Jy ! Total flux subtracted in 200 components = -0.000694509 Jy ! Clean residual min=-0.001099 max=0.001117 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.283635 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 149 components and 0.283635 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056045Jy sigma=1.177559 ! Fit after self-cal, rms=0.056043Jy sigma=1.177526 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 = -0.000140597 Jy ! Component: 100 - total flux cleaned = -9.28153e-05 Jy ! Component: 150 - total flux cleaned = -9.26162e-05 Jy ! Component: 200 - total flux cleaned = -4.94473e-05 Jy ! Total flux subtracted in 200 components = -4.94473e-05 Jy ! Clean residual min=-0.001083 max=0.001086 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.283585 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 152 components and 0.283585 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056026Jy sigma=1.177134 ! Fit after self-cal, rms=0.056025Jy sigma=1.177117 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056025Jy sigma=1.177117 ! Fit after self-cal, rms=0.056016Jy sigma=1.177036 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.222 mas, bmaj=2.762 mas, bpa=-79.91 degrees ! Estimated noise=0.27394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.4843e-05 Jy ! Component: 100 - total flux cleaned = 6.58113e-05 Jy ! Component: 150 - total flux cleaned = 0.00018711 Jy ! Component: 200 - total flux cleaned = 0.000265093 Jy ! Total flux subtracted in 200 components = 0.000265093 Jy ! Clean residual min=-0.001205 max=0.001261 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.283851 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 169 components and 0.283851 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056010Jy sigma=1.176860 ! Fit after self-cal, rms=0.056009Jy sigma=1.176844 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 = 7.35553e-05 Jy ! Component: 100 - total flux cleaned = 0.000191163 Jy ! Component: 150 - total flux cleaned = 0.000259794 Jy ! Component: 200 - total flux cleaned = 0.000324342 Jy ! Total flux subtracted in 200 components = 0.000324342 Jy ! Clean residual min=-0.001209 max=0.001267 Jy/beam ! Clean residual mean=-0.000002 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.284175 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 173 components and 0.284175 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056006Jy sigma=1.176764 ! Fit after self-cal, rms=0.056005Jy sigma=1.176752 ! 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=0.9497 mas, bmaj=1.459 mas, bpa=-67.68 degrees ! Estimated noise=0.213583 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9497 x 1.459 at -67.68 degrees (North through East) ! Clean map min=-0.0013682 max=0.1991 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7272 mas, bmaj=1.209 mas, bpa=-66.61 degrees ! Estimated noise=0.38073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.156536 Jy ! Component: 100 - total flux cleaned = 0.201626 Jy ! Component: 150 - total flux cleaned = 0.224113 Jy ! Component: 200 - total flux cleaned = 0.238094 Jy ! Total flux subtracted in 200 components = 0.238094 Jy ! Clean residual min=-0.003281 max=0.007464 Jy/beam ! Clean residual mean=0.000005 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.238094 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.238094 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9497 mas, bmaj=1.459 mas, bpa=-67.68 degrees ! Estimated noise=0.213583 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 = 0.0136795 Jy ! Component: 100 - total flux cleaned = 0.0219348 Jy ! Component: 150 - total flux cleaned = 0.027377 Jy ! Component: 200 - total flux cleaned = 0.031063 Jy ! Total flux subtracted in 200 components = 0.031063 Jy ! Clean residual min=-0.001521 max=0.002252 Jy/beam ! Clean residual mean=0.000001 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.269157 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 49 components and 0.269157 Jy ! Inverting map ! Added new window around map position (-2.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267933 Jy ! Component: 100 - total flux cleaned = 0.00470169 Jy ! Component: 150 - total flux cleaned = 0.00638039 Jy ! Component: 200 - total flux cleaned = 0.00770907 Jy ! Total flux subtracted in 200 components = 0.00770907 Jy ! Clean residual min=-0.001246 max=0.001141 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.276867 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 74 components and 0.276867 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.222 mas, bmaj=2.762 mas, bpa=-79.91 degrees ! Estimated noise=0.27394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179028 Jy ! Component: 100 - total flux cleaned = 0.00292087 Jy ! Component: 150 - total flux cleaned = 0.00366467 Jy ! Component: 200 - total flux cleaned = 0.00428863 Jy ! Total flux subtracted in 200 components = 0.00428863 Jy ! Clean residual min=-0.001140 max=0.001249 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.281155 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 = 0.000536746 Jy ! Component: 100 - total flux cleaned = 0.00102774 Jy ! Component: 150 - total flux cleaned = 0.00145927 Jy ! Component: 200 - total flux cleaned = 0.00180476 Jy ! Total flux subtracted in 200 components = 0.00180476 Jy ! Clean residual min=-0.001139 max=0.001212 Jy/beam ! Clean residual mean=-0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.28296 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 136 components and 0.28296 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9497 mas, bmaj=1.459 mas, bpa=-67.68 degrees ! Estimated noise=0.213583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337264 Jy ! Component: 100 - total flux cleaned = 0.000500049 Jy ! Component: 150 - total flux cleaned = 0.000598853 Jy ! Component: 200 - total flux cleaned = 0.000692624 Jy ! Total flux subtracted in 200 components = 0.000692624 Jy ! Clean residual min=-0.001042 max=0.001028 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.283653 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 155 components and 0.283653 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055986Jy sigma=1.176315 ! Fit after self-cal, rms=0.055973Jy sigma=1.176062 wmodel J1531+7206_X_map.mod ! Writing 155 model components to file: J1531+7206_X_map.mod wobs J1531+7206_X_uvs.fits ! Writing UV FITS file: J1531+7206_X_uvs.fits wwins J1531+7206_X_map.win ! wwins: Wrote 8 windows to J1531+7206_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000235067 Jy ! Component: 100 - total flux cleaned = 0.000361827 Jy ! Component: 150 - total flux cleaned = 0.00037893 Jy ! Component: 200 - total flux cleaned = 0.000412639 Jy ! Component: 250 - total flux cleaned = 0.000494841 Jy ! Component: 300 - total flux cleaned = 0.000575548 Jy ! Component: 350 - total flux cleaned = 0.000686401 Jy ! Component: 400 - total flux cleaned = 0.000717492 Jy ! Component: 450 - total flux cleaned = 0.000794184 Jy ! Component: 500 - total flux cleaned = 0.000839557 Jy ! Component: 550 - total flux cleaned = 0.00089896 Jy ! Component: 600 - total flux cleaned = 0.000913825 Jy ! Component: 650 - total flux cleaned = 0.000942724 Jy ! Component: 700 - total flux cleaned = 0.000928401 Jy ! Component: 750 - total flux cleaned = 0.000928292 Jy ! Component: 800 - total flux cleaned = 0.00091426 Jy ! Component: 850 - total flux cleaned = 0.000900301 Jy ! Component: 900 - total flux cleaned = 0.000886572 Jy ! Component: 950 - total flux cleaned = 0.000873039 Jy ! Component: 1000 - total flux cleaned = 0.000859525 Jy ! Component: 1050 - total flux cleaned = 0.000859484 Jy ! Component: 1100 - total flux cleaned = 0.000846173 Jy ! Component: 1150 - total flux cleaned = 0.000780917 Jy ! Component: 1200 - total flux cleaned = 0.00080705 Jy ! Component: 1250 - total flux cleaned = 0.000858304 Jy ! Component: 1300 - total flux cleaned = 0.0008328 Jy ! Component: 1350 - total flux cleaned = 0.000820309 Jy ! Component: 1400 - total flux cleaned = 0.000845308 Jy ! Component: 1450 - total flux cleaned = 0.000832816 Jy ! Component: 1500 - total flux cleaned = 0.000832833 Jy ! Component: 1550 - total flux cleaned = 0.000845044 Jy ! Component: 1600 - total flux cleaned = 0.000796511 Jy ! Component: 1650 - total flux cleaned = 0.000844646 Jy ! Component: 1700 - total flux cleaned = 0.000844798 Jy ! Component: 1750 - total flux cleaned = 0.000844854 Jy ! Component: 1800 - total flux cleaned = 0.000809578 Jy ! Component: 1850 - total flux cleaned = 0.000809716 Jy ! Component: 1900 - total flux cleaned = 0.000914213 Jy ! Component: 1950 - total flux cleaned = 0.00089113 Jy ! Component: 2000 - total flux cleaned = 0.000891161 Jy ! Component: 2050 - total flux cleaned = 0.000891146 Jy ! Component: 2100 - total flux cleaned = 0.000936279 Jy ! Component: 2150 - total flux cleaned = 0.000947455 Jy ! Component: 2200 - total flux cleaned = 0.000925076 Jy ! Component: 2250 - total flux cleaned = 0.000913924 Jy ! Component: 2300 - total flux cleaned = 0.000891796 Jy ! Component: 2350 - total flux cleaned = 0.000869999 Jy ! Component: 2400 - total flux cleaned = 0.000913468 Jy ! Component: 2450 - total flux cleaned = 0.000913524 Jy ! Component: 2500 - total flux cleaned = 0.000891895 Jy ! Component: 2550 - total flux cleaned = 0.000891845 Jy ! Component: 2600 - total flux cleaned = 0.000817428 Jy ! Component: 2650 - total flux cleaned = 0.000838604 Jy ! Component: 2700 - total flux cleaned = 0.000817641 Jy ! Component: 2750 - total flux cleaned = 0.000796766 Jy ! Component: 2800 - total flux cleaned = 0.000786384 Jy ! Component: 2850 - total flux cleaned = 0.000807078 Jy ! Component: 2900 - total flux cleaned = 0.000817312 Jy ! Component: 2950 - total flux cleaned = 0.000745518 Jy ! Component: 3000 - total flux cleaned = 0.00069444 Jy ! Component: 3050 - total flux cleaned = 0.000674141 Jy ! Component: 3100 - total flux cleaned = 0.000684162 Jy ! Component: 3150 - total flux cleaned = 0.000653984 Jy ! Component: 3200 - total flux cleaned = 0.000623965 Jy ! Component: 3250 - total flux cleaned = 0.000633984 Jy ! Component: 3300 - total flux cleaned = 0.000604198 Jy ! Component: 3350 - total flux cleaned = 0.000594271 Jy ! Component: 3400 - total flux cleaned = 0.000574636 Jy ! Component: 3450 - total flux cleaned = 0.000535435 Jy ! Component: 3500 - total flux cleaned = 0.000535428 Jy ! Component: 3550 - total flux cleaned = 0.000516032 Jy ! Component: 3600 - total flux cleaned = 0.000506393 Jy ! Component: 3650 - total flux cleaned = 0.000496816 Jy ! Component: 3700 - total flux cleaned = 0.000487224 Jy ! Component: 3750 - total flux cleaned = 0.000506319 Jy ! Component: 3800 - total flux cleaned = 0.000487308 Jy ! Component: 3850 - total flux cleaned = 0.000515613 Jy ! Component: 3900 - total flux cleaned = 0.000496738 Jy ! Component: 3950 - total flux cleaned = 0.000487393 Jy ! Component: 4000 - total flux cleaned = 0.000506011 Jy ! Component: 4050 - total flux cleaned = 0.000422197 Jy ! Total flux subtracted in 4096 components = 0.000422239 Jy ! Clean residual min=-0.000562 max=0.000558 Jy/beam ! Clean residual mean=0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.284075 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 498 components and 0.284075 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1531+7206_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9497 x 1.459 at -67.68 degrees (North through East) ! Clean map min=-0.00083919 max=0.19951 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1531+7206_X_map.fits wmodel /vlbi/uf001/uva//J1531+7206_X_map.mod ! Writing 498 model components to file: /vlbi/uf001/uva//J1531+7206_X_map.mod wobs /vlbi/uf001/uva//J1531+7206_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1531+7206_X_uvs.fits wwins /vlbi/uf001/uva//J1531+7206_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1531+7206_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.199509 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000158885 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238914 0.238914 0.477828 0.955656 1.91131 3.82262 7.64525 15.2905 30.581 61.162 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.199 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1255.68 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1531+7206_X_dfm.log closed on Mon Jan 14 03:20:17 2019