! Started logfile: /vlbi/uf001/uvm//J1834+2051_X_a_dfm.log on Sun Jan 13 22:16:14 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/uvm//J1834+2051_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1834+2051_X_a_uvm.fits ! AN table 1: 148 integrations on 36 of 36 possible baselines. ! AN table 2: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.9375 visibilities/baseline/integration-bin. ! Found source: J1834+2051 ! ! 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 121 lines of history. ! ! Reading 106560 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 J1834+2051_X_a] 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 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 108 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002339Jy sigma=22.808589 ! Fit after self-cal, rms=0.967603Jy sigma=22.046344 ! 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=0.7856 mas, bmaj=2.31 mas, bpa=-28.8 degrees ! Estimated noise=0.264809 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 = 0.0253683 Jy ! Component: 100 - total flux cleaned = 0.031052 Jy ! Total flux subtracted in 100 components = 0.031052 Jy ! Clean residual min=-0.002116 max=0.002839 Jy/beam ! Clean residual mean=0.000001 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.031052 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.031052 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=0.060885Jy sigma=1.242154 ! Fit after self-cal, rms=0.059233Jy sigma=1.201237 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00446227 Jy ! Component: 100 - total flux cleaned = 0.00622558 Jy ! Total flux subtracted in 100 components = 0.00622558 Jy ! Clean residual min=-0.002089 max=0.002301 Jy/beam ! Clean residual mean=-0.000000 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0372776 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0372776 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=0.058828Jy sigma=1.193862 ! Fit after self-cal, rms=0.058826Jy sigma=1.193565 ! 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=1.115 mas, bmaj=2.489 mas, bpa=-25.28 degrees ! Estimated noise=0.0984739 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 = 0.00152175 Jy ! Component: 100 - total flux cleaned = 0.00173869 Jy ! Component: 150 - total flux cleaned = 0.00185387 Jy ! Component: 200 - total flux cleaned = 0.00195033 Jy ! Total flux subtracted in 200 components = 0.00195033 Jy ! Clean residual min=-0.001615 max=0.001565 Jy/beam ! Clean residual mean=-0.000003 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.039228 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.039228 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=0.058769Jy sigma=1.192513 ! Fit after self-cal, rms=0.058754Jy sigma=1.192103 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.115 x 2.489 at -25.28 degrees (North through East) ! Clean map min=-0.0015244 max=0.036434 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.89 KP 0.98 ! LA 0.83 MK 1.08 NL 1.26 OV 0.99 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 FD 1.15 HN 0.93 KP 1.17 ! LA 1.09 MK 1.09 NL 1.19 OV 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.93 KP 1.04 ! LA 0.77 MK 1.05 NL 1.21 OV 0.93 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.09 HN 1.04 KP 1.11 ! LA 1.07 MK 1.17 NL 1.19 OV 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.90 KP 1.03 ! LA 0.79 MK 1.06 NL 1.21 OV 0.99 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.78 FD 1.14 HN 0.97 KP 1.22 ! LA 1.08 MK 1.19 NL 1.15 OV 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.94 KP 1.04 ! LA 0.86 MK 1.01 NL 1.25 OV 0.99 ! PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.78 FD 1.12 HN 0.98 KP 1.31 ! LA 0.98 MK 1.09 NL 1.19 OV 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 0.95 KP 1.06 ! LA 0.86 MK 0.92 NL 1.25 OV 0.93 ! PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 FD 1.10 HN 0.93 KP 1.27 ! LA 1.05 MK 1.12 NL 1.15 OV 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.91 HN 0.97 KP 1.10 ! LA 0.78 MK 1.07 NL 1.31 OV 0.94 ! PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 FD 1.15 HN 0.93 KP 1.30 ! LA 1.04 MK 1.09 NL 1.15 OV 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 HN 0.94 KP 1.09 ! LA 0.80 MK 0.94 NL 1.25 OV 0.93 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 FD 1.01 HN 1.00 KP 1.29 ! LA 1.11 MK 1.02 NL 1.11 OV 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.86 HN 0.95 KP 1.00 ! LA 0.80 MK 0.94 NL 1.24 OV 0.93 ! PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.70 FD 1.02 HN 1.00 KP 1.30 ! LA 1.10 MK 1.07 NL 1.16 OV 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.91 HN 0.84 KP 1.10 ! LA 0.77 MK 0.92 NL 1.25 OV 0.96 ! PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.73 FD 1.07 HN 0.93 KP 1.34 ! LA 1.09 MK 1.00 NL 1.11 OV 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.91 HN 0.94 KP 1.08 ! LA 0.75 MK 0.92 NL 1.16 OV 0.95 ! PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.70 FD 1.09 HN 0.88 KP 1.26 ! LA 1.11 MK 0.94 NL 1.10 OV 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 0.86 KP 1.05 ! LA 0.80 MK 0.89 NL 1.20 OV 0.95 ! PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.69 FD 0.96 HN 0.89 KP 1.17 ! LA 1.11 MK 0.95 NL 1.08 OV 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.84 HN 0.88 KP 1.06 ! LA 0.77 MK 0.79 NL 1.12 OV 0.93 ! PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.68 FD 0.98 HN 0.88 KP 1.21 ! LA 1.06 MK 0.82 NL 1.15 OV 0.88 ! ! ! Fit before self-cal, rms=0.058754Jy sigma=1.192103 ! Fit after self-cal, rms=0.054068Jy sigma=1.182175 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.12 mas, bmaj=2.437 mas, bpa=-25.27 degrees ! Estimated noise=0.0975641 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 (1.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000763525 Jy ! Component: 100 - total flux cleaned = 0.000903408 Jy ! Component: 150 - total flux cleaned = 0.000998358 Jy ! Component: 200 - total flux cleaned = 0.00101139 Jy ! Total flux subtracted in 200 components = 0.00101139 Jy ! Clean residual min=-0.000476 max=0.000512 Jy/beam ! Clean residual mean=0.000001 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0402393 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.0402394 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=0.054050Jy sigma=1.181771 ! Fit after self-cal, rms=0.054065Jy sigma=1.179250 ! Inverting map ! Added new window around map position (-9.4, -22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000600867 Jy ! Component: 100 - total flux cleaned = 0.000739298 Jy ! Component: 150 - total flux cleaned = 0.000690609 Jy ! Component: 200 - total flux cleaned = 0.000588074 Jy ! Total flux subtracted in 200 components = 0.000588074 Jy ! Clean residual min=-0.000536 max=0.000625 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0408274 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 56 components and 0.0408274 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=0.054052Jy sigma=1.178958 ! Fit after self-cal, rms=0.054049Jy sigma=1.178857 ! 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=0.054049Jy sigma=1.178857 ! Fit after self-cal, rms=0.053967Jy sigma=1.177591 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.121 mas, bmaj=2.417 mas, bpa=-25.06 degrees ! Estimated noise=0.0977387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377885 Jy ! Component: 100 - total flux cleaned = 0.000392403 Jy ! Component: 150 - total flux cleaned = 0.000391659 Jy ! Component: 200 - total flux cleaned = 0.000402501 Jy ! Total flux subtracted in 200 components = 0.000402501 Jy ! Clean residual min=-0.000479 max=0.000491 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0412299 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.0412299 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=0.053960Jy sigma=1.177454 ! Fit after self-cal, rms=0.053997Jy sigma=1.176909 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 (-1.8, -18.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040338 Jy ! Component: 100 - total flux cleaned = 0.00044397 Jy ! Component: 150 - total flux cleaned = 0.00043318 Jy ! Component: 200 - total flux cleaned = 0.000403532 Jy ! Total flux subtracted in 200 components = 0.000403532 Jy ! Clean residual min=-0.000470 max=0.000521 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0416335 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.0416335 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=0.053990Jy sigma=1.176772 ! Fit after self-cal, rms=0.053990Jy sigma=1.176709 ! Inverting map ! Added new window around map position (5.6, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00036327 Jy ! Component: 100 - total flux cleaned = 0.000428981 Jy ! Component: 150 - total flux cleaned = 0.000398066 Jy ! Component: 200 - total flux cleaned = 0.00038839 Jy ! Total flux subtracted in 200 components = 0.00038839 Jy ! Clean residual min=-0.000474 max=0.000488 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0420219 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.0420218 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=0.053984Jy sigma=1.176586 ! Fit after self-cal, rms=0.053985Jy sigma=1.176559 ! 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=0.053985Jy sigma=1.176559 ! Fit after self-cal, rms=0.054130Jy sigma=1.176454 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.122 mas, bmaj=2.41 mas, bpa=-24.98 degrees ! Estimated noise=0.097885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293615 Jy ! Component: 100 - total flux cleaned = 0.000351947 Jy ! Component: 150 - total flux cleaned = 0.000362366 Jy ! Component: 200 - total flux cleaned = 0.000400162 Jy ! Total flux subtracted in 200 components = 0.000400162 Jy ! Clean residual min=-0.000434 max=0.000476 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.042422 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 108 components and 0.042422 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=0.054126Jy sigma=1.176361 ! Fit after self-cal, rms=0.054141Jy sigma=1.176302 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 (-47.8, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000396083 Jy ! Component: 100 - total flux cleaned = 0.000474643 Jy ! Component: 150 - total flux cleaned = 0.000533042 Jy ! Component: 200 - total flux cleaned = 0.000568597 Jy ! Total flux subtracted in 200 components = 0.000568597 Jy ! Clean residual min=-0.000448 max=0.000454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0429906 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 123 components and 0.0429906 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=0.054136Jy sigma=1.176189 ! Fit after self-cal, rms=0.054136Jy sigma=1.176129 ! Inverting map ! Added new window around map position (-12.8, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441176 Jy ! Component: 100 - total flux cleaned = 0.000620902 Jy ! Component: 150 - total flux cleaned = 0.000747058 Jy ! Component: 200 - total flux cleaned = 0.000834436 Jy ! Total flux subtracted in 200 components = 0.000834436 Jy ! Clean residual min=-0.000461 max=0.000405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.043825 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 136 components and 0.043825 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=0.054130Jy sigma=1.176022 ! Fit after self-cal, rms=0.054131Jy sigma=1.175984 ! 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=0.054131Jy sigma=1.175984 ! Fit after self-cal, rms=0.054218Jy sigma=1.175943 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.308 mas, bmaj=2.843 mas, bpa=-17.94 degrees ! Estimated noise=0.11425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312589 Jy ! Component: 100 - total flux cleaned = 0.000451121 Jy ! Component: 150 - total flux cleaned = 0.000532821 Jy ! Component: 200 - total flux cleaned = 0.000605952 Jy ! Total flux subtracted in 200 components = 0.000605952 Jy ! Clean residual min=-0.000468 max=0.000410 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.044431 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 153 components and 0.044431 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=0.054215Jy sigma=1.175882 ! Fit after self-cal, rms=0.054221Jy sigma=1.175822 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 = 0.000144137 Jy ! Component: 100 - total flux cleaned = 0.000221944 Jy ! Component: 150 - total flux cleaned = 0.000299915 Jy ! Component: 200 - total flux cleaned = 0.000358562 Jy ! Total flux subtracted in 200 components = 0.000358562 Jy ! Clean residual min=-0.000470 max=0.000417 Jy/beam ! Clean residual mean=-0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0447896 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 168 components and 0.0447896 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=0.054220Jy sigma=1.175797 ! Fit after self-cal, rms=0.054222Jy sigma=1.175768 ! 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=1.124 mas, bmaj=2.407 mas, bpa=-24.89 degrees ! Estimated noise=0.0979817 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.124 x 2.407 at -24.89 degrees (North through East) ! Clean map min=-0.00086786 max=0.036401 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=0.7933 mas, bmaj=2.229 mas, bpa=-28.65 degrees ! Estimated noise=0.263352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274754 Jy ! Component: 100 - total flux cleaned = 0.0341458 Jy ! Component: 150 - total flux cleaned = 0.0373285 Jy ! Component: 200 - total flux cleaned = 0.0391779 Jy ! Total flux subtracted in 200 components = 0.0391779 Jy ! Clean residual min=-0.001514 max=0.001474 Jy/beam ! Clean residual mean=0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0391779 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0391779 Jy ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=2.407 mas, bpa=-24.89 degrees ! Estimated noise=0.0979817 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 = 0.00162761 Jy ! Component: 100 - total flux cleaned = 0.00236192 Jy ! Component: 150 - total flux cleaned = 0.00290411 Jy ! Component: 200 - total flux cleaned = 0.00340732 Jy ! Total flux subtracted in 200 components = 0.00340732 Jy ! Clean residual min=-0.000601 max=0.000561 Jy/beam ! Clean residual mean=0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0425852 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 0.0425852 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=2.308 mas, bmaj=2.843 mas, bpa=-17.94 degrees ! Estimated noise=0.11425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000711383 Jy ! Component: 100 - total flux cleaned = 0.00117969 Jy ! Component: 150 - total flux cleaned = 0.00150332 Jy ! Component: 200 - total flux cleaned = 0.00173853 Jy ! Total flux subtracted in 200 components = 0.00173853 Jy ! Clean residual min=-0.000464 max=0.000479 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0443237 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 = 0.000182577 Jy ! Component: 100 - total flux cleaned = 0.000361914 Jy ! Component: 150 - total flux cleaned = 0.000488295 Jy ! Component: 200 - total flux cleaned = 0.000534818 Jy ! Total flux subtracted in 200 components = 0.000534818 Jy ! Clean residual min=-0.000449 max=0.000436 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0448586 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 86 components and 0.0448586 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=2.407 mas, bpa=-24.89 degrees ! Estimated noise=0.0979817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.01943e-05 Jy ! Component: 100 - total flux cleaned = 2.88336e-06 Jy ! Component: 150 - total flux cleaned = 4.88593e-05 Jy ! Component: 200 - total flux cleaned = 7.78611e-05 Jy ! Total flux subtracted in 200 components = 7.78611e-05 Jy ! Clean residual min=-0.000474 max=0.000481 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0449364 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 108 components and 0.0449364 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=0.054234Jy sigma=1.176064 ! Fit after self-cal, rms=0.054228Jy sigma=1.176004 wmodel J1834+2051_X_a_map.mod ! Writing 108 model components to file: J1834+2051_X_a_map.mod wobs J1834+2051_X_a_uvs.fits ! Writing UV FITS file: J1834+2051_X_a_uvs.fits wwins J1834+2051_X_a_map.win ! wwins: Wrote 7 windows to J1834+2051_X_a_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 = -0.000133683 Jy ! Component: 100 - total flux cleaned = -0.000193308 Jy ! Component: 150 - total flux cleaned = -0.000214781 Jy ! Component: 200 - total flux cleaned = -0.000249244 Jy ! Component: 250 - total flux cleaned = -0.000282961 Jy ! Component: 300 - total flux cleaned = -0.000309501 Jy ! Component: 350 - total flux cleaned = -0.00036142 Jy ! Component: 400 - total flux cleaned = -0.000399572 Jy ! Component: 450 - total flux cleaned = -0.000437129 Jy ! Component: 500 - total flux cleaned = -0.000455598 Jy ! Component: 550 - total flux cleaned = -0.000486004 Jy ! Component: 600 - total flux cleaned = -0.000521886 Jy ! Component: 650 - total flux cleaned = -0.000521887 Jy ! Component: 700 - total flux cleaned = -0.000545358 Jy ! Component: 750 - total flux cleaned = -0.000551077 Jy ! Component: 800 - total flux cleaned = -0.00053968 Jy ! Component: 850 - total flux cleaned = -0.000539777 Jy ! Component: 900 - total flux cleaned = -0.000550995 Jy ! Component: 950 - total flux cleaned = -0.000567544 Jy ! Component: 1000 - total flux cleaned = -0.000561985 Jy ! Component: 1050 - total flux cleaned = -0.000567377 Jy ! Component: 1100 - total flux cleaned = -0.00055667 Jy ! Component: 1150 - total flux cleaned = -0.000567333 Jy ! Component: 1200 - total flux cleaned = -0.000572554 Jy ! Component: 1250 - total flux cleaned = -0.000577802 Jy ! Component: 1300 - total flux cleaned = -0.000588164 Jy ! Component: 1350 - total flux cleaned = -0.000567669 Jy ! Component: 1400 - total flux cleaned = -0.000603261 Jy ! Component: 1450 - total flux cleaned = -0.000598203 Jy ! Component: 1500 - total flux cleaned = -0.000623223 Jy ! Component: 1550 - total flux cleaned = -0.000618281 Jy ! Component: 1600 - total flux cleaned = -0.00062331 Jy ! Component: 1650 - total flux cleaned = -0.000647723 Jy ! Component: 1700 - total flux cleaned = -0.000671946 Jy ! Component: 1750 - total flux cleaned = -0.000667126 Jy ! Component: 1800 - total flux cleaned = -0.000691007 Jy ! Component: 1850 - total flux cleaned = -0.000695741 Jy ! Component: 1900 - total flux cleaned = -0.000690994 Jy ! Component: 1950 - total flux cleaned = -0.000695673 Jy ! Component: 2000 - total flux cleaned = -0.000691049 Jy ! Component: 2050 - total flux cleaned = -0.000718758 Jy ! Component: 2100 - total flux cleaned = -0.000723328 Jy ! Component: 2150 - total flux cleaned = -0.000723315 Jy ! Component: 2200 - total flux cleaned = -0.000727887 Jy ! Component: 2250 - total flux cleaned = -0.000732361 Jy ! Component: 2300 - total flux cleaned = -0.000768207 Jy ! Component: 2350 - total flux cleaned = -0.000750427 Jy ! Component: 2400 - total flux cleaned = -0.000754836 Jy ! Component: 2450 - total flux cleaned = -0.00077687 Jy ! Component: 2500 - total flux cleaned = -0.000781229 Jy ! Component: 2550 - total flux cleaned = -0.00078992 Jy ! Component: 2600 - total flux cleaned = -0.000811511 Jy ! Component: 2650 - total flux cleaned = -0.000811531 Jy ! Component: 2700 - total flux cleaned = -0.000815785 Jy ! Component: 2750 - total flux cleaned = -0.00083277 Jy ! Component: 2800 - total flux cleaned = -0.0008328 Jy ! Component: 2850 - total flux cleaned = -0.000832775 Jy ! Component: 2900 - total flux cleaned = -0.000841154 Jy ! Component: 2950 - total flux cleaned = -0.000832834 Jy ! Component: 3000 - total flux cleaned = -0.000853543 Jy ! Component: 3050 - total flux cleaned = -0.000869989 Jy ! Component: 3100 - total flux cleaned = -0.000890441 Jy ! Component: 3150 - total flux cleaned = -0.000865981 Jy ! Component: 3200 - total flux cleaned = -0.0008822 Jy ! Component: 3250 - total flux cleaned = -0.000870137 Jy ! Component: 3300 - total flux cleaned = -0.000878134 Jy ! Component: 3350 - total flux cleaned = -0.000878132 Jy ! Component: 3400 - total flux cleaned = -0.000893996 Jy ! Component: 3450 - total flux cleaned = -0.000862344 Jy ! Component: 3500 - total flux cleaned = -0.000882037 Jy ! Component: 3550 - total flux cleaned = -0.000882036 Jy ! Component: 3600 - total flux cleaned = -0.000897591 Jy ! Component: 3650 - total flux cleaned = -0.000878241 Jy ! Component: 3700 - total flux cleaned = -0.000889832 Jy ! Component: 3750 - total flux cleaned = -0.000874495 Jy ! Component: 3800 - total flux cleaned = -0.000878332 Jy ! Component: 3850 - total flux cleaned = -0.00088974 Jy ! Component: 3900 - total flux cleaned = -0.000908663 Jy ! Component: 3950 - total flux cleaned = -0.00089733 Jy ! Component: 4000 - total flux cleaned = -0.000901099 Jy ! Component: 4050 - total flux cleaned = -0.00089733 Jy ! Total flux subtracted in 4096 components = -0.000889895 Jy ! Clean residual min=-0.000245 max=0.000230 Jy/beam ! Clean residual mean=0.000000 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0440466 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 416 components and 0.0440466 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1834+2051_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.124 x 2.407 at -24.89 degrees (North through East) ! Clean map min=-0.00072462 max=0.036183 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1834+2051_X_a_map.fits wmodel /vlbi/uf001/uvm//J1834+2051_X_a_map.mod ! Writing 416 model components to file: /vlbi/uf001/uvm//J1834+2051_X_a_map.mod wobs /vlbi/uf001/uvm//J1834+2051_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1834+2051_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1834+2051_X_a_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uvm//J1834+2051_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0361833 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.73253e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.558202 0.558202 1.1164 2.23281 4.46562 8.93123 17.8625 35.7249 71.4499 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 537.439 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1834+2051_X_a_dfm.log closed on Sun Jan 13 22:16:24 2019