! Started logfile: /image_prod/ug002_uva//J1939-1525_X_f_dfm.log on Thu Mar 5 04:21:15 2020 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 /image_prod/ug002_uva//J1939-1525_X_f_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1939-1525_X_f_uva.fits ! AN table 1: 15 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.944444 visibilities/baseline/integration-bin. ! Found source: J1939-1525 ! ! 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 1020 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 J1939-1525_X_f] 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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.513575Jy sigma=11.213059 ! Fit after self-cal, rms=0.256765Jy sigma=1.829332 ! 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=0.7724 mas, bmaj=3.339 mas, bpa=-18 degrees ! Estimated noise=4.19387 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.922186 Jy ! Component: 100 - total flux cleaned = 1.09347 Jy ! Total flux subtracted in 100 components = 1.09347 Jy ! Clean residual min=-0.072128 max=0.070250 Jy/beam ! Clean residual mean=-0.000024 rms=0.027448 Jy/beam ! Combined flux in latest and established models = 1.09347 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.09347 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=0.162877Jy sigma=1.173909 ! Fit after self-cal, rms=0.162825Jy sigma=1.173595 ! 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=0.8981 mas, bmaj=3.151 mas, bpa=-17.57 degrees ! Estimated noise=3.20041 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 = 0.0468776 Jy ! Component: 100 - total flux cleaned = 0.0709558 Jy ! Component: 150 - total flux cleaned = 0.0818408 Jy ! Component: 200 - total flux cleaned = 0.084447 Jy ! Total flux subtracted in 200 components = 0.084447 Jy ! Clean residual min=-0.010206 max=0.010158 Jy/beam ! Clean residual mean=-0.000005 rms=0.005152 Jy/beam ! Combined flux in latest and established models = 1.17792 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 48 components and 1.17792 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=0.054229Jy sigma=0.391945 ! Fit after self-cal, rms=0.054130Jy sigma=0.391652 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8981 x 3.151 at -17.57 degrees (North through East) ! Clean map min=-0.037148 max=1.1837 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 LA 1.01 MK 1.01 OV 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 LA 1.03 MK 1.00 OV 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 LA 1.01 MK 1.01 OV 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 1.00 MK 1.00 OV 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 0.99 MK 1.02 OV 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 LA 1.00 MK 1.01 OV 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 1.01 MK 1.01 OV 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 1.00 MK 1.01 OV 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 1.00 MK 0.99 OV 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 LA 1.01 MK 1.01 OV 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 LA 1.03 MK 1.01 OV 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 LA 0.99 MK 0.99 OV 0.98 ! ! ! Fit before self-cal, rms=0.054130Jy sigma=0.391652 ! Fit after self-cal, rms=0.047759Jy sigma=0.345260 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9023 mas, bmaj=3.148 mas, bpa=-17.61 degrees ! Estimated noise=3.1778 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 = -0.00122451 Jy ! Component: 100 - total flux cleaned = -0.000690367 Jy ! Component: 150 - total flux cleaned = -0.000632061 Jy ! Component: 200 - total flux cleaned = -0.000619731 Jy ! Total flux subtracted in 200 components = -0.000619731 Jy ! Clean residual min=-0.000867 max=0.000871 Jy/beam ! Clean residual mean=0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 1.1773 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 99 components and 1.1773 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=0.047308Jy sigma=0.342543 ! Fit after self-cal, rms=0.047290Jy sigma=0.342489 ! 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=0.047290Jy sigma=0.342489 ! Fit after self-cal, rms=0.047288Jy sigma=0.342230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9024 mas, bmaj=3.147 mas, bpa=-17.61 degrees ! Estimated noise=3.17963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000460325 Jy ! Component: 100 - total flux cleaned = 0.00013242 Jy ! Component: 150 - total flux cleaned = -0.000165375 Jy ! Component: 200 - total flux cleaned = -0.000422791 Jy ! Total flux subtracted in 200 components = -0.000422791 Jy ! Clean residual min=-0.000498 max=0.000502 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 1.17688 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 129 components and 1.17688 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=0.047203Jy sigma=0.341735 ! Fit after self-cal, rms=0.047202Jy sigma=0.341717 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 = -2.57063e-05 Jy ! Component: 100 - total flux cleaned = -0.000164388 Jy ! Component: 150 - total flux cleaned = -0.000288754 Jy ! Component: 200 - total flux cleaned = -0.000400581 Jy ! Total flux subtracted in 200 components = -0.000400581 Jy ! Clean residual min=-0.000349 max=0.000348 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 1.17648 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 157 components and 1.17648 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=0.047178Jy sigma=0.341534 ! Fit after self-cal, rms=0.047180Jy sigma=0.341523 ! 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=0.047180Jy sigma=0.341523 ! Fit after self-cal, rms=0.047188Jy sigma=0.341383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9025 mas, bmaj=3.147 mas, bpa=-17.6 degrees ! Estimated noise=3.18026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.21813e-05 Jy ! Component: 100 - total flux cleaned = -9.84584e-05 Jy ! Component: 150 - total flux cleaned = -0.000291935 Jy ! Component: 200 - total flux cleaned = -0.000421776 Jy ! Total flux subtracted in 200 components = -0.000421776 Jy ! Clean residual min=-0.000347 max=0.000348 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 1.17606 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 183 components and 1.17606 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=0.047146Jy sigma=0.341226 ! Fit after self-cal, rms=0.047149Jy sigma=0.341219 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 = 0.000194219 Jy ! Component: 100 - total flux cleaned = 0.000212927 Jy ! Component: 150 - total flux cleaned = 0.000160307 Jy ! Component: 200 - total flux cleaned = 0.000161112 Jy ! Total flux subtracted in 200 components = 0.000161112 Jy ! Clean residual min=-0.000271 max=0.000270 Jy/beam ! Clean residual mean=0.000000 rms=0.000091 Jy/beam ! Combined flux in latest and established models = 1.17622 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 217 components and 1.17622 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=0.047136Jy sigma=0.341141 ! Fit after self-cal, rms=0.047139Jy sigma=0.341134 ! 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=0.047139Jy sigma=0.341134 ! Fit after self-cal, rms=0.047165Jy sigma=0.341062 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=3.432 mas, bpa=9.573 degrees ! Estimated noise=4.23195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.63528e-05 Jy ! Component: 100 - total flux cleaned = 0.000179101 Jy ! Component: 150 - total flux cleaned = 0.000294045 Jy ! Component: 200 - total flux cleaned = 0.000353088 Jy ! Total flux subtracted in 200 components = 0.000353088 Jy ! Clean residual min=-0.000153 max=0.000155 Jy/beam ! Clean residual mean=-0.000000 rms=0.000053 Jy/beam ! Combined flux in latest and established models = 1.17657 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 253 components and 1.17657 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=0.047141Jy sigma=0.341075 ! Fit after self-cal, rms=0.047145Jy sigma=0.341068 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (48.4, -45.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274916 Jy ! Component: 100 - total flux cleaned = 0.000362982 Jy ! Component: 150 - total flux cleaned = 0.000431981 Jy ! Component: 200 - total flux cleaned = 0.000441221 Jy ! Total flux subtracted in 200 components = 0.000441221 Jy ! Clean residual min=-0.000232 max=0.000212 Jy/beam ! Clean residual mean=-0.000000 rms=0.000078 Jy/beam ! Combined flux in latest and established models = 1.17701 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 268 components and 1.17701 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=0.047140Jy sigma=0.341077 ! Fit after self-cal, rms=0.047141Jy sigma=0.341074 ! 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=0.9026 mas, bmaj=3.146 mas, bpa=-17.6 degrees ! Estimated noise=3.18071 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9026 x 3.146 at -17.6 degrees (North through East) ! Clean map min=-0.027682 max=1.1742 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 ! Performing amp+phase self-cal ! ! 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=0.047141Jy sigma=0.341074 ! Fit after self-cal, rms=0.035950Jy sigma=0.241352 ! Inverting map and beam ! Estimated beam: bmin=0.9025 mas, bmaj=3.146 mas, bpa=-17.6 degrees ! Estimated noise=3.18067 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.72603e-06 Jy ! Component: 100 - total flux cleaned = 2.08896e-05 Jy ! Component: 150 - total flux cleaned = 2.67118e-05 Jy ! Component: 200 - total flux cleaned = 6.65422e-06 Jy ! Total flux subtracted in 200 components = 6.65422e-06 Jy ! Clean residual min=-0.000525 max=0.000517 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 1.17702 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 293 components and 1.17702 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=0.035948Jy sigma=0.241341 ! Fit after self-cal, rms=0.035949Jy sigma=0.241336 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.09097e-05 Jy ! Component: 100 - total flux cleaned = 4.82555e-05 Jy ! Component: 150 - total flux cleaned = 7.12375e-05 Jy ! Component: 200 - total flux cleaned = 8.19992e-05 Jy ! Total flux subtracted in 200 components = 8.19992e-05 Jy ! Clean residual min=-0.000536 max=0.000522 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 1.1771 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 304 components and 1.1771 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=0.035948Jy sigma=0.241338 ! Fit after self-cal, rms=0.035949Jy sigma=0.241337 ! Inverting map ! Added new window around map position (-48.8, 49.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.63035e-05 Jy ! Component: 100 - total flux cleaned = 0.000147699 Jy ! Component: 150 - total flux cleaned = 0.000138084 Jy ! Component: 200 - total flux cleaned = 9.07574e-05 Jy ! Total flux subtracted in 200 components = 9.07574e-05 Jy ! Clean residual min=-0.000511 max=0.000612 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 1.17719 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 324 components and 1.17719 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=0.035943Jy sigma=0.241289 ! Fit after self-cal, rms=0.035945Jy sigma=0.241276 ! Inverting map ! Added new window around map position (-51.2, -42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.157e-05 Jy ! Component: 100 - total flux cleaned = -8.95107e-05 Jy ! Component: 150 - total flux cleaned = -0.00016345 Jy ! Component: 200 - total flux cleaned = -0.000206142 Jy ! Total flux subtracted in 200 components = -0.000206142 Jy ! Clean residual min=-0.000425 max=0.000348 Jy/beam ! Clean residual mean=0.000000 rms=0.000082 Jy/beam ! Combined flux in latest and established models = 1.17698 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 349 components and 1.17698 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=0.035937Jy sigma=0.241182 ! Fit after self-cal, rms=0.035940Jy sigma=0.241172 ! Inverting map ! Added new window around map position (50.2, 44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.50723e-05 Jy ! Component: 100 - total flux cleaned = 8.06023e-05 Jy ! Component: 150 - total flux cleaned = 9.05557e-05 Jy ! Component: 200 - total flux cleaned = 6.22333e-05 Jy ! Total flux subtracted in 200 components = 6.22333e-05 Jy ! Clean residual min=-0.000230 max=0.000249 Jy/beam ! Clean residual mean=0.000000 rms=0.000066 Jy/beam ! Combined flux in latest and established models = 1.17705 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 373 components and 1.17705 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=0.035930Jy sigma=0.241128 ! Fit after self-cal, rms=0.035932Jy sigma=0.241122 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.035932Jy sigma=0.241122 ! Fit after self-cal, rms=0.035943Jy sigma=0.241085 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=0.7756 mas, bmaj=3.332 mas, bpa=-18.04 degrees ! Estimated noise=4.17613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.429983 Jy ! Component: 100 - total flux cleaned = 0.647418 Jy ! Component: 150 - total flux cleaned = 0.836068 Jy ! Component: 200 - total flux cleaned = 0.941382 Jy ! Total flux subtracted in 200 components = 0.941382 Jy ! Clean residual min=-0.421362 max=0.738799 Jy/beam ! Clean residual mean=0.000018 rms=0.144324 Jy/beam ! Combined flux in latest and established models = 0.941382 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.941382 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9025 mas, bmaj=3.146 mas, bpa=-17.6 degrees ! Estimated noise=3.18081 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 (0, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.528641 Jy ! Component: 100 - total flux cleaned = 0.548229 Jy ! Component: 150 - total flux cleaned = 0.566127 Jy ! Component: 200 - total flux cleaned = 0.593285 Jy ! Total flux subtracted in 200 components = 0.593285 Jy ! Clean residual min=-0.101701 max=0.124147 Jy/beam ! Clean residual mean=0.000016 rms=0.032900 Jy/beam ! Combined flux in latest and established models = 1.53467 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 1.53467 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=1.977 mas, bmaj=3.432 mas, bpa=9.572 degrees ! Estimated noise=4.2324 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211883 Jy ! Component: 100 - total flux cleaned = 0.0393574 Jy ! Component: 150 - total flux cleaned = 0.0510784 Jy ! Component: 200 - total flux cleaned = 0.0642233 Jy ! Total flux subtracted in 200 components = 0.0642233 Jy ! Clean residual min=-0.051307 max=0.043123 Jy/beam ! Clean residual mean=0.000008 rms=0.016084 Jy/beam ! Combined flux in latest and established models = 1.59889 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 = 0.0121212 Jy ! Component: 100 - total flux cleaned = 0.0285311 Jy ! Component: 150 - total flux cleaned = 0.0438078 Jy ! Component: 200 - total flux cleaned = 0.0614685 Jy ! Total flux subtracted in 200 components = 0.0614685 Jy ! Clean residual min=-0.104785 max=0.069698 Jy/beam ! Clean residual mean=0.000003 rms=0.030722 Jy/beam ! Combined flux in latest and established models = 1.66036 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 72 components and 1.66036 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9025 mas, bmaj=3.146 mas, bpa=-17.6 degrees ! Estimated noise=3.18081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211226 Jy ! Component: 100 - total flux cleaned = 0.0281588 Jy ! Component: 150 - total flux cleaned = 0.0251092 Jy ! Component: 200 - total flux cleaned = 0.0275662 Jy ! Total flux subtracted in 200 components = 0.0275662 Jy ! Clean residual min=-0.072479 max=0.060494 Jy/beam ! Clean residual mean=0.000009 rms=0.018860 Jy/beam ! Combined flux in latest and established models = 1.68793 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 1.68793 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=0.138164Jy sigma=0.935616 ! Fit after self-cal, rms=0.135641Jy sigma=0.907042 wmodel J1939-1525_X_f_map.mod ! Writing 97 model components to file: J1939-1525_X_f_map.mod wobs J1939-1525_X_f_uvs.fits ! Writing UV FITS file: J1939-1525_X_f_uvs.fits wwins J1939-1525_X_f_map.win ! wwins: Wrote 5 windows to J1939-1525_X_f_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 = 0.00590083 Jy ! Component: 100 - total flux cleaned = 0.00679756 Jy ! Component: 150 - total flux cleaned = 0.0053385 Jy ! Component: 200 - total flux cleaned = 0.00663749 Jy ! Component: 250 - total flux cleaned = 0.00725464 Jy ! Component: 300 - total flux cleaned = 0.00963173 Jy ! Component: 350 - total flux cleaned = 0.0165148 Jy ! Component: 400 - total flux cleaned = 0.0230958 Jy ! Component: 450 - total flux cleaned = 0.0294313 Jy ! Component: 500 - total flux cleaned = 0.0340168 Jy ! Component: 550 - total flux cleaned = 0.0379677 Jy ! Component: 600 - total flux cleaned = 0.0422723 Jy ! Component: 650 - total flux cleaned = 0.0455299 Jy ! Component: 700 - total flux cleaned = 0.0491457 Jy ! Component: 750 - total flux cleaned = 0.0504721 Jy ! Component: 800 - total flux cleaned = 0.0539471 Jy ! Component: 850 - total flux cleaned = 0.0573681 Jy ! Component: 900 - total flux cleaned = 0.0611628 Jy ! Component: 950 - total flux cleaned = 0.0653132 Jy ! Component: 1000 - total flux cleaned = 0.0677713 Jy ! Component: 1050 - total flux cleaned = 0.0702069 Jy ! Component: 1100 - total flux cleaned = 0.0726186 Jy ! Component: 1150 - total flux cleaned = 0.0742148 Jy ! Component: 1200 - total flux cleaned = 0.075802 Jy ! Component: 1250 - total flux cleaned = 0.0781618 Jy ! Component: 1300 - total flux cleaned = 0.0797239 Jy ! Component: 1350 - total flux cleaned = 0.0812759 Jy ! Component: 1400 - total flux cleaned = 0.0832061 Jy ! Component: 1450 - total flux cleaned = 0.0847419 Jy ! Component: 1500 - total flux cleaned = 0.0858894 Jy ! Component: 1550 - total flux cleaned = 0.0866503 Jy ! Component: 1600 - total flux cleaned = 0.0889367 Jy ! Component: 1650 - total flux cleaned = 0.0912196 Jy ! Component: 1700 - total flux cleaned = 0.0946533 Jy ! Component: 1750 - total flux cleaned = 0.0973267 Jy ! Component: 1800 - total flux cleaned = 0.100005 Jy ! Component: 1850 - total flux cleaned = 0.102694 Jy ! Component: 1900 - total flux cleaned = 0.104626 Jy ! Component: 1950 - total flux cleaned = 0.106956 Jy ! Component: 2000 - total flux cleaned = 0.107747 Jy ! Component: 2050 - total flux cleaned = 0.108146 Jy ! Component: 2100 - total flux cleaned = 0.108549 Jy ! Component: 2150 - total flux cleaned = 0.109364 Jy ! Component: 2200 - total flux cleaned = 0.108954 Jy ! Component: 2250 - total flux cleaned = 0.109379 Jy ! Component: 2300 - total flux cleaned = 0.108953 Jy ! Component: 2350 - total flux cleaned = 0.109816 Jy ! Component: 2400 - total flux cleaned = 0.109381 Jy ! Component: 2450 - total flux cleaned = 0.108488 Jy ! Component: 2500 - total flux cleaned = 0.107119 Jy ! Component: 2550 - total flux cleaned = 0.104797 Jy ! Component: 2600 - total flux cleaned = 0.104317 Jy ! Component: 2650 - total flux cleaned = 0.102884 Jy ! Component: 2700 - total flux cleaned = 0.101892 Jy ! Component: 2750 - total flux cleaned = 0.100377 Jy ! Component: 2800 - total flux cleaned = 0.0998569 Jy ! Component: 2850 - total flux cleaned = 0.0988026 Jy ! Component: 2900 - total flux cleaned = 0.0982606 Jy ! Component: 2950 - total flux cleaned = 0.0971276 Jy ! Component: 3000 - total flux cleaned = 0.0971258 Jy ! Component: 3050 - total flux cleaned = 0.0965418 Jy ! Component: 3100 - total flux cleaned = 0.0959343 Jy ! Component: 3150 - total flux cleaned = 0.0946586 Jy ! Component: 3200 - total flux cleaned = 0.0939916 Jy ! Component: 3250 - total flux cleaned = 0.0933035 Jy ! Component: 3300 - total flux cleaned = 0.0925907 Jy ! Component: 3350 - total flux cleaned = 0.0925987 Jy ! Component: 3400 - total flux cleaned = 0.0918497 Jy ! Component: 3450 - total flux cleaned = 0.091858 Jy ! Component: 3500 - total flux cleaned = 0.0910662 Jy ! Component: 3550 - total flux cleaned = 0.090258 Jy ! Component: 3600 - total flux cleaned = 0.0893939 Jy ! Component: 3650 - total flux cleaned = 0.088487 Jy ! Component: 3700 - total flux cleaned = 0.0893868 Jy ! Component: 3750 - total flux cleaned = 0.0884617 Jy ! Component: 3800 - total flux cleaned = 0.0874801 Jy ! Component: 3850 - total flux cleaned = 0.0864534 Jy ! Component: 3900 - total flux cleaned = 0.0864355 Jy ! Component: 3950 - total flux cleaned = 0.0864365 Jy ! Component: 4000 - total flux cleaned = 0.0853198 Jy ! Component: 4050 - total flux cleaned = 0.0864679 Jy ! Total flux subtracted in 4096 components = 0.0852981 Jy ! Clean residual min=-0.071917 max=0.068202 Jy/beam ! Clean residual mean=-0.000001 rms=0.017661 Jy/beam ! Combined flux in latest and established models = 1.77322 Jy keep ! Adding 114 model components to the UV plane model. ! The established model now contains 208 components and 1.77322 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1939-1525_X_f_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9025 x 3.146 at -17.6 degrees (North through East) ! Clean map min=-0.10819 max=0.49823 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1939-1525_X_f_map.fits wmodel /image_prod/ug002_uva//J1939-1525_X_f_map.mod ! Writing 208 model components to file: /image_prod/ug002_uva//J1939-1525_X_f_map.mod wobs /image_prod/ug002_uva//J1939-1525_X_f_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1939-1525_X_f_uvs.fits wwins /image_prod/ug002_uva//J1939-1525_X_f_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1939-1525_X_f_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.498233 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0249983 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -15.0522 15.0522 30.1043 60.2086 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0749 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.498 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 19.93 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1939-1525_X_f_dfm.log closed on Thu Mar 5 04:21:19 2020