! Started logfile: /vlbi/uf001/uva//J1816+3457_X_dfm.log on Mon Jan 14 04:33:48 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//J1816+3457_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1816+3457_X_uva.fits ! AN table 1: 72 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.841766 visibilities/baseline/integration-bin. ! Found source: J1816+3457 ! ! 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 20364 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 J1816+3457_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002628Jy sigma=22.706113 ! Fit after self-cal, rms=0.950179Jy sigma=21.441612 ! 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=1.282 mas, bmaj=2.512 mas, bpa=-11.45 degrees ! Estimated noise=0.498166 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 = 0.0358719 Jy ! Component: 100 - total flux cleaned = 0.0528236 Jy ! Total flux subtracted in 100 components = 0.0528236 Jy ! Clean residual min=-0.007529 max=0.010896 Jy/beam ! Clean residual mean=-0.000048 rms=0.002366 Jy/beam ! Combined flux in latest and established models = 0.0528236 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 35 components and 0.0528236 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=0.075174Jy sigma=1.619869 ! Fit after self-cal, rms=0.074238Jy sigma=1.597894 ! 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=1.582 mas, bmaj=2.591 mas, bpa=-11.72 degrees ! Estimated noise=0.225625 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 = 0.0214505 Jy ! Component: 100 - total flux cleaned = 0.0362569 Jy ! Component: 150 - total flux cleaned = 0.0470715 Jy ! Component: 200 - total flux cleaned = 0.0550375 Jy ! Total flux subtracted in 200 components = 0.0550375 Jy ! Clean residual min=-0.007758 max=0.010577 Jy/beam ! Clean residual mean=-0.000111 rms=0.002460 Jy/beam ! Combined flux in latest and established models = 0.107861 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 84 components and 0.107861 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=0.067039Jy sigma=1.387813 ! Fit after self-cal, rms=0.066687Jy sigma=1.376054 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.582 x 2.591 at -11.72 degrees (North through East) ! Clean map min=-0.0076451 max=0.050884 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.15 HN 0.84 KP 0.94 ! LA 0.66 NL 1.58 OV 1.28 PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.20 HN 0.90 KP 0.97 ! LA 0.64 NL 1.72 OV 1.28 PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.11 HN 0.95 KP 0.98 ! LA 0.67 NL 1.61 OV 1.19 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.13 HN 0.84 KP 0.94 ! LA 0.61 NL 1.69 OV 1.22 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.04 HN 0.95 KP 0.95 ! LA 0.65 NL 1.44 OV 1.21 PT 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 HN 0.84 KP 1.00 ! LA 0.63 NL 1.54 OV 1.23 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.86 KP 0.91 ! LA 0.64 NL 1.52 OV 1.18 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.92 KP 0.96 ! LA 0.64 NL 1.43 OV 1.16 PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.12 HN 0.77 KP 0.98 ! LA 0.66 NL 1.59 OV 1.12 PT 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.82 KP 1.06 ! LA 0.63 NL 1.46 OV 1.16 PT 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 HN 0.79 KP 0.99 ! LA 0.69 NL 1.44 OV 1.20 PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.74 KP 1.00 ! LA 0.68 NL 1.46 OV 1.12 PT 0.99 ! ! ! Fit before self-cal, rms=0.066687Jy sigma=1.376054 ! Fit after self-cal, rms=0.064053Jy sigma=1.278247 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.551 mas, bmaj=2.622 mas, bpa=-12.06 degrees ! Estimated noise=0.221852 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 = 0.00148984 Jy ! Component: 100 - total flux cleaned = 0.00149443 Jy ! Component: 150 - total flux cleaned = 0.00149529 Jy ! Component: 200 - total flux cleaned = 0.00141213 Jy ! Total flux subtracted in 200 components = 0.00141213 Jy ! Clean residual min=-0.005125 max=0.007692 Jy/beam ! Clean residual mean=-0.000069 rms=0.001651 Jy/beam ! Combined flux in latest and established models = 0.109273 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.109273 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=0.063949Jy sigma=1.275632 ! Fit after self-cal, rms=0.065098Jy sigma=1.266585 ! 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=0.065098Jy sigma=1.266585 ! Fit after self-cal, rms=0.068386Jy sigma=1.204810 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.499 mas, bmaj=2.564 mas, bpa=-9.026 degrees ! Estimated noise=0.215942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000720762 Jy ! Component: 100 - total flux cleaned = 0.000877078 Jy ! Component: 150 - total flux cleaned = 0.000902983 Jy ! Component: 200 - total flux cleaned = 0.000904028 Jy ! Total flux subtracted in 200 components = 0.000904028 Jy ! Clean residual min=-0.003103 max=0.003570 Jy/beam ! Clean residual mean=0.000001 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 0.110177 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 104 components and 0.110177 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=0.068347Jy sigma=1.204283 ! Fit after self-cal, rms=0.068803Jy sigma=1.202476 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 = -0.000137517 Jy ! Component: 100 - total flux cleaned = -2.04708e-05 Jy ! Component: 150 - total flux cleaned = 2.74892e-05 Jy ! Component: 200 - total flux cleaned = 4.74138e-05 Jy ! Total flux subtracted in 200 components = 4.74138e-05 Jy ! Clean residual min=-0.002992 max=0.003531 Jy/beam ! Clean residual mean=0.000001 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.110225 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 107 components and 0.110225 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=0.068769Jy sigma=1.202027 ! Fit after self-cal, rms=0.068790Jy sigma=1.201742 ! 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=0.068790Jy sigma=1.201742 ! Fit after self-cal, rms=0.068186Jy sigma=1.201441 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.497 mas, bmaj=2.554 mas, bpa=-9.047 degrees ! Estimated noise=0.214226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.55268e-05 Jy ! Component: 100 - total flux cleaned = 0.000191919 Jy ! Component: 150 - total flux cleaned = 0.000214328 Jy ! Component: 200 - total flux cleaned = 0.000232269 Jy ! Total flux subtracted in 200 components = 0.000232269 Jy ! Clean residual min=-0.002960 max=0.003341 Jy/beam ! Clean residual mean=0.000002 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.110457 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 0.110457 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=0.068156Jy sigma=1.201151 ! Fit after self-cal, rms=0.068178Jy sigma=1.200940 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 = 8.21065e-05 Jy ! Component: 100 - total flux cleaned = 6.28402e-05 Jy ! Component: 150 - total flux cleaned = 8.1994e-05 Jy ! Component: 200 - total flux cleaned = 8.29126e-05 Jy ! Total flux subtracted in 200 components = 8.29126e-05 Jy ! Clean residual min=-0.002980 max=0.003350 Jy/beam ! Clean residual mean=0.000002 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.11054 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.11054 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=0.068156Jy sigma=1.200763 ! Fit after self-cal, rms=0.068162Jy sigma=1.200565 ! 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=0.068162Jy sigma=1.200565 ! Fit after self-cal, rms=0.067288Jy sigma=1.200437 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.462 mas, bmaj=2.964 mas, bpa=-11.36 degrees ! Estimated noise=0.23347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000391885 Jy ! Component: 100 - total flux cleaned = 0.000422198 Jy ! Component: 150 - total flux cleaned = 0.000475249 Jy ! Component: 200 - total flux cleaned = 0.0005183 Jy ! Total flux subtracted in 200 components = 0.0005183 Jy ! Clean residual min=-0.004103 max=0.004673 Jy/beam ! Clean residual mean=0.000004 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.111058 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 117 components and 0.111058 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=0.067264Jy sigma=1.200331 ! Fit after self-cal, rms=0.067245Jy sigma=1.199998 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.82303e-06 Jy ! Component: 100 - total flux cleaned = 7.91127e-05 Jy ! Component: 150 - total flux cleaned = 0.000120531 Jy ! Component: 200 - total flux cleaned = 0.000121013 Jy ! Total flux subtracted in 200 components = 0.000121013 Jy ! Clean residual min=-0.004114 max=0.004620 Jy/beam ! Clean residual mean=0.000005 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 0.111179 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 117 components and 0.111179 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=0.067229Jy sigma=1.200063 ! Fit after self-cal, rms=0.067240Jy sigma=1.199843 ! 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=1.508 mas, bmaj=2.545 mas, bpa=-9.6 degrees ! Estimated noise=0.21446 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.508 x 2.545 at -9.6 degrees (North through East) ! Clean map min=-0.0029524 max=0.043896 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=1.215 mas, bmaj=2.453 mas, bpa=-9.323 degrees ! Estimated noise=0.474452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350167 Jy ! Component: 100 - total flux cleaned = 0.0542612 Jy ! Component: 150 - total flux cleaned = 0.0667734 Jy ! Component: 200 - total flux cleaned = 0.0757365 Jy ! Total flux subtracted in 200 components = 0.0757365 Jy ! Clean residual min=-0.005159 max=0.006619 Jy/beam ! Clean residual mean=-0.000016 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 0.0757365 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 75 model components to the UV plane model. ! The established model now contains 75 components and 0.0757365 Jy ! Inverting map and beam ! Estimated beam: bmin=1.508 mas, bmaj=2.545 mas, bpa=-9.6 degrees ! Estimated noise=0.21446 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) ! Added new window around map position (-1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105559 Jy ! Component: 100 - total flux cleaned = 0.0176702 Jy ! Component: 150 - total flux cleaned = 0.022721 Jy ! Component: 200 - total flux cleaned = 0.0263882 Jy ! Total flux subtracted in 200 components = 0.0263882 Jy ! Clean residual min=-0.003603 max=0.004502 Jy/beam ! Clean residual mean=-0.000012 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.102125 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 126 components and 0.102125 Jy ! Inverting map ! Added new window around map position (-9, 35.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403699 Jy ! Component: 100 - total flux cleaned = 0.00669842 Jy ! Component: 150 - total flux cleaned = 0.00885491 Jy ! Component: 200 - total flux cleaned = 0.0106587 Jy ! Total flux subtracted in 200 components = 0.0106587 Jy ! Clean residual min=-0.003338 max=0.002705 Jy/beam ! Clean residual mean=0.000001 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.112783 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 171 components and 0.112783 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=2.462 mas, bmaj=2.964 mas, bpa=-11.36 degrees ! Estimated noise=0.23347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217631 Jy ! Component: 100 - total flux cleaned = 0.00361087 Jy ! Component: 150 - total flux cleaned = 0.00424871 Jy ! Component: 200 - total flux cleaned = 0.00474832 Jy ! Total flux subtracted in 200 components = 0.00474832 Jy ! Clean residual min=-0.004273 max=0.003551 Jy/beam ! Clean residual mean=0.000014 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.117532 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 = 0.000357076 Jy ! Component: 100 - total flux cleaned = 0.000740472 Jy ! Component: 150 - total flux cleaned = 0.00101777 Jy ! Component: 200 - total flux cleaned = 0.0012933 Jy ! Total flux subtracted in 200 components = 0.0012933 Jy ! Clean residual min=-0.004308 max=0.003581 Jy/beam ! Clean residual mean=0.000016 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.118825 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 217 components and 0.118825 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.508 mas, bmaj=2.545 mas, bpa=-9.6 degrees ! Estimated noise=0.21446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.55677e-05 Jy ! Component: 100 - total flux cleaned = 0.000214851 Jy ! Component: 150 - total flux cleaned = 0.000303534 Jy ! Component: 200 - total flux cleaned = 0.000436828 Jy ! Total flux subtracted in 200 components = 0.000436828 Jy ! Clean residual min=-0.003125 max=0.002736 Jy/beam ! Clean residual mean=0.000011 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.119262 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 240 components and 0.119262 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=0.066882Jy sigma=1.195835 ! Fit after self-cal, rms=0.066681Jy sigma=1.189862 wmodel J1816+3457_X_map.mod ! Writing 240 model components to file: J1816+3457_X_map.mod wobs J1816+3457_X_uvs.fits ! Writing UV FITS file: J1816+3457_X_uvs.fits wwins J1816+3457_X_map.win ! wwins: Wrote 3 windows to J1816+3457_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 = -0.000873136 Jy ! Component: 100 - total flux cleaned = -0.000924812 Jy ! Component: 150 - total flux cleaned = -0.0010126 Jy ! Component: 200 - total flux cleaned = -0.00109594 Jy ! Component: 250 - total flux cleaned = -0.00121306 Jy ! Component: 300 - total flux cleaned = -0.0011767 Jy ! Component: 350 - total flux cleaned = -0.00121196 Jy ! Component: 400 - total flux cleaned = -0.00110748 Jy ! Component: 450 - total flux cleaned = -0.00110704 Jy ! Component: 500 - total flux cleaned = -0.00113848 Jy ! Component: 550 - total flux cleaned = -0.00110636 Jy ! Component: 600 - total flux cleaned = -0.00104548 Jy ! Component: 650 - total flux cleaned = -0.0010741 Jy ! Component: 700 - total flux cleaned = -0.0011018 Jy ! Component: 750 - total flux cleaned = -0.00110147 Jy ! Component: 800 - total flux cleaned = -0.00110087 Jy ! Component: 850 - total flux cleaned = -0.00104814 Jy ! Component: 900 - total flux cleaned = -0.00104848 Jy ! Component: 950 - total flux cleaned = -0.00104871 Jy ! Component: 1000 - total flux cleaned = -0.00107422 Jy ! Component: 1050 - total flux cleaned = -0.00112283 Jy ! Component: 1100 - total flux cleaned = -0.00114663 Jy ! Component: 1150 - total flux cleaned = -0.00114699 Jy ! Component: 1200 - total flux cleaned = -0.00119236 Jy ! Component: 1250 - total flux cleaned = -0.00116997 Jy ! Component: 1300 - total flux cleaned = -0.00112588 Jy ! Component: 1350 - total flux cleaned = -0.00103961 Jy ! Component: 1400 - total flux cleaned = -0.00101857 Jy ! Component: 1450 - total flux cleaned = -0.000956134 Jy ! Component: 1500 - total flux cleaned = -0.00095621 Jy ! Component: 1550 - total flux cleaned = -0.000976483 Jy ! Component: 1600 - total flux cleaned = -0.000916694 Jy ! Component: 1650 - total flux cleaned = -0.000916514 Jy ! Component: 1700 - total flux cleaned = -0.00085879 Jy ! Component: 1750 - total flux cleaned = -0.000821153 Jy ! Component: 1800 - total flux cleaned = -0.000802658 Jy ! Component: 1850 - total flux cleaned = -0.00076568 Jy ! Component: 1900 - total flux cleaned = -0.000638662 Jy ! Component: 1950 - total flux cleaned = -0.000638737 Jy ! Component: 2000 - total flux cleaned = -0.00062117 Jy ! Component: 2050 - total flux cleaned = -0.000603971 Jy ! Component: 2100 - total flux cleaned = -0.000603797 Jy ! Component: 2150 - total flux cleaned = -0.000569813 Jy ! Component: 2200 - total flux cleaned = -0.000536687 Jy ! Component: 2250 - total flux cleaned = -0.000569689 Jy ! Component: 2300 - total flux cleaned = -0.000553464 Jy ! Component: 2350 - total flux cleaned = -0.000537177 Jy ! Component: 2400 - total flux cleaned = -0.000553046 Jy ! Component: 2450 - total flux cleaned = -0.000568602 Jy ! Component: 2500 - total flux cleaned = -0.00053747 Jy ! Component: 2550 - total flux cleaned = -0.000521945 Jy ! Component: 2600 - total flux cleaned = -0.00046128 Jy ! Component: 2650 - total flux cleaned = -0.000461196 Jy ! Component: 2700 - total flux cleaned = -0.000431444 Jy ! Component: 2750 - total flux cleaned = -0.000431663 Jy ! Component: 2800 - total flux cleaned = -0.000387933 Jy ! Component: 2850 - total flux cleaned = -0.000344955 Jy ! Component: 2900 - total flux cleaned = -0.000302312 Jy ! Component: 2950 - total flux cleaned = -0.000274031 Jy ! Component: 3000 - total flux cleaned = -0.000204374 Jy ! Component: 3050 - total flux cleaned = -0.000190667 Jy ! Component: 3100 - total flux cleaned = -0.000149691 Jy ! Component: 3150 - total flux cleaned = -0.000149595 Jy ! Component: 3200 - total flux cleaned = -5.57049e-05 Jy ! Component: 3250 - total flux cleaned = -4.23927e-05 Jy ! Component: 3300 - total flux cleaned = 6.27154e-05 Jy ! Component: 3350 - total flux cleaned = 4.96175e-05 Jy ! Component: 3400 - total flux cleaned = 0.000101131 Jy ! Component: 3450 - total flux cleaned = 0.000152232 Jy ! Component: 3500 - total flux cleaned = 0.000139638 Jy ! Component: 3550 - total flux cleaned = 0.000177407 Jy ! Component: 3600 - total flux cleaned = 0.000227266 Jy ! Component: 3650 - total flux cleaned = 0.000276556 Jy ! Component: 3700 - total flux cleaned = 0.000252104 Jy ! Component: 3750 - total flux cleaned = 0.000276268 Jy ! Component: 3800 - total flux cleaned = 0.000312481 Jy ! Component: 3850 - total flux cleaned = 0.000312405 Jy ! Component: 3900 - total flux cleaned = 0.000359821 Jy ! Component: 3950 - total flux cleaned = 0.000348217 Jy ! Component: 4000 - total flux cleaned = 0.00036005 Jy ! Component: 4050 - total flux cleaned = 0.000383136 Jy ! Total flux subtracted in 4096 components = 0.000429051 Jy ! Clean residual min=-0.000778 max=0.000654 Jy/beam ! Clean residual mean=0.000004 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.119691 Jy keep ! Adding 410 model components to the UV plane model. ! The established model now contains 650 components and 0.119691 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1816+3457_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.508 x 2.545 at -9.6 degrees (North through East) ! Clean map min=-0.0016634 max=0.04243 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1816+3457_X_map.fits wmodel /vlbi/uf001/uva//J1816+3457_X_map.mod ! Writing 650 model components to file: /vlbi/uf001/uva//J1816+3457_X_map.mod wobs /vlbi/uf001/uva//J1816+3457_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1816+3457_X_uvs.fits wwins /vlbi/uf001/uva//J1816+3457_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1816+3457_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0424297 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000230984 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.63318 1.63318 3.26635 6.53271 13.0654 26.1308 52.2616 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 183.691 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1816+3457_X_dfm.log closed on Mon Jan 14 04:33:53 2019