! Started logfile: .//J0923+5136_X_20180522_dfm.log on Mon Jun 11 08:48:42 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0923+5136_X_20180522_uva.fits ! Reading UV FITS file: .//J0923+5136_X_20180522_uva.fits ! AN table 1: 24 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.959259 visibilities/baseline/integration-bin. ! Found source: J0923+5136 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 8288 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0923+5136_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001000Jy sigma=23.622048 ! Fit after self-cal, rms=0.966711Jy sigma=22.792478 ! 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=0.6834 mas, bmaj=2.715 mas, bpa=-8.629 degrees ! Estimated noise=0.59535 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 = 0.0242412 Jy ! Component: 100 - total flux cleaned = 0.030712 Jy ! Total flux subtracted in 100 components = 0.030712 Jy ! Clean residual min=-0.002394 max=0.003672 Jy/beam ! Clean residual mean=-0.000002 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.030712 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.030712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034780Jy sigma=0.761488 ! Fit after self-cal, rms=0.033272Jy sigma=0.723850 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462112 Jy ! Component: 100 - total flux cleaned = 0.00702955 Jy ! Total flux subtracted in 100 components = 0.00702955 Jy ! Clean residual min=-0.002463 max=0.003603 Jy/beam ! Clean residual mean=-0.000000 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0377415 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.0377415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032348Jy sigma=0.697613 ! Fit after self-cal, rms=0.032310Jy sigma=0.696799 ! Inverting map ! Added new window around map position (1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033989 Jy ! Component: 100 - total flux cleaned = 0.00488937 Jy ! Total flux subtracted in 100 components = 0.00488937 Jy ! Clean residual min=-0.002244 max=0.002215 Jy/beam ! Clean residual mean=0.000000 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.0426309 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.0426309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031941Jy sigma=0.686517 ! Fit after self-cal, rms=0.031898Jy sigma=0.685586 ! 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=0.8918 mas, bmaj=2.827 mas, bpa=-8.086 degrees ! Estimated noise=0.337645 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 = 0.00186037 Jy ! Component: 100 - total flux cleaned = 0.00268967 Jy ! Component: 150 - total flux cleaned = 0.00284818 Jy ! Component: 200 - total flux cleaned = 0.00291224 Jy ! Total flux subtracted in 200 components = 0.00291224 Jy ! Clean residual min=-0.001510 max=0.001641 Jy/beam ! Clean residual mean=-0.000000 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0455431 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.0455431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031789Jy sigma=0.682779 ! Fit after self-cal, rms=0.031779Jy sigma=0.682526 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8918 x 2.827 at -8.086 degrees (North through East) ! Clean map min=-0.0013546 max=0.034518 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.91 KP 0.97 ! LA 0.95 MK 1.08 NL 1.09 OV 0.90 ! PT 0.98 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.00 KP 0.98 ! LA 0.99 MK 0.96 NL 1.05 OV 1.02 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.98 HN 0.98 KP 0.99 ! LA 1.01 MK 1.08 NL 1.14 OV 1.00 ! PT 1.00 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.09 HN 0.95 KP 1.20 ! LA 0.99 MK 0.95 NL 1.02 OV 0.93 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 1.04 KP 0.93 ! LA 0.97 MK 0.89 NL 1.12 OV 1.03 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.95 KP 1.05 ! LA 0.99 MK 1.01 NL 1.08 OV 1.05 ! PT 1.04 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.12 HN 0.99 KP 0.95 ! LA 0.97 MK 0.99 NL 1.12 OV 0.86 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.89 KP 0.98 ! LA 0.95 MK 0.90 NL 1.16 OV 0.99 ! PT 1.02 SC 1.05 ! ! ! Fit before self-cal, rms=0.031779Jy sigma=0.682526 ! Fit after self-cal, rms=0.031228Jy sigma=0.678302 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8901 mas, bmaj=2.808 mas, bpa=-8.102 degrees ! Estimated noise=0.335078 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 = -8.80876e-05 Jy ! Component: 100 - total flux cleaned = 1.77177e-05 Jy ! Component: 150 - total flux cleaned = 1.591e-05 Jy ! Component: 200 - total flux cleaned = -5.90668e-06 Jy ! Total flux subtracted in 200 components = -5.90668e-06 Jy ! Clean residual min=-0.001401 max=0.001596 Jy/beam ! Clean residual mean=-0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0455372 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.0455372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031199Jy sigma=0.677747 ! Fit after self-cal, rms=0.031212Jy sigma=0.677535 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031212Jy sigma=0.677535 ! Fit after self-cal, rms=0.031199Jy sigma=0.677434 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8882 mas, bmaj=2.803 mas, bpa=-8.077 degrees ! Estimated noise=0.335418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.01982e-06 Jy ! Component: 100 - total flux cleaned = 7.50082e-05 Jy ! Component: 150 - total flux cleaned = 0.000104477 Jy ! Component: 200 - total flux cleaned = 0.000120941 Jy ! Total flux subtracted in 200 components = 0.000120941 Jy ! Clean residual min=-0.001358 max=0.001570 Jy/beam ! Clean residual mean=-0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0456581 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.0456581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031188Jy sigma=0.677227 ! Fit after self-cal, rms=0.031189Jy sigma=0.677202 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 (-15.4, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016101 Jy ! Component: 100 - total flux cleaned = 0.00247365 Jy ! Component: 150 - total flux cleaned = 0.00300573 Jy ! Component: 200 - total flux cleaned = 0.00330377 Jy ! Total flux subtracted in 200 components = 0.00330377 Jy ! Clean residual min=-0.001257 max=0.001043 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0489619 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.0489619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031099Jy sigma=0.675030 ! Fit after self-cal, rms=0.031094Jy sigma=0.674894 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.031094Jy sigma=0.674894 ! Fit after self-cal, rms=0.030893Jy sigma=0.674807 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8874 mas, bmaj=2.802 mas, bpa=-8.059 degrees ! Estimated noise=0.333465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000532899 Jy ! Component: 100 - total flux cleaned = 0.000780607 Jy ! Component: 150 - total flux cleaned = 0.00093756 Jy ! Component: 200 - total flux cleaned = 0.00108647 Jy ! Total flux subtracted in 200 components = 0.00108647 Jy ! Clean residual min=-0.001226 max=0.001052 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0500484 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.0500484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030877Jy sigma=0.674464 ! Fit after self-cal, rms=0.030878Jy sigma=0.674441 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 = 0.000206607 Jy ! Component: 100 - total flux cleaned = 0.000317027 Jy ! Component: 150 - total flux cleaned = 0.000377555 Jy ! Component: 200 - total flux cleaned = 0.00042473 Jy ! Total flux subtracted in 200 components = 0.00042473 Jy ! Clean residual min=-0.001219 max=0.001037 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0504731 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 88 components and 0.0504731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030871Jy sigma=0.674300 ! Fit after self-cal, rms=0.030871Jy sigma=0.674295 ! 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. ! ! Fit before self-cal, rms=0.030871Jy sigma=0.674295 ! Fit after self-cal, rms=0.030851Jy sigma=0.674276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.068 mas, bmaj=3.051 mas, bpa=-8.792 degrees ! Estimated noise=0.414818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451489 Jy ! Component: 100 - total flux cleaned = 0.000508214 Jy ! Component: 150 - total flux cleaned = 0.000499098 Jy ! Component: 200 - total flux cleaned = 0.000483122 Jy ! Total flux subtracted in 200 components = 0.000483122 Jy ! Clean residual min=-0.001241 max=0.000982 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0509562 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.0509563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030850Jy sigma=0.674226 ! Fit after self-cal, rms=0.030850Jy sigma=0.674195 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.01094e-05 Jy ! Component: 100 - total flux cleaned = 7.81664e-05 Jy ! Component: 150 - total flux cleaned = 5.7196e-05 Jy ! Component: 200 - total flux cleaned = 5.07322e-05 Jy ! Total flux subtracted in 200 components = 5.07322e-05 Jy ! Clean residual min=-0.001233 max=0.000988 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.051007 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 0.051007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030851Jy sigma=0.674200 ! Fit after self-cal, rms=0.030851Jy sigma=0.674186 ! 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=0.8859 mas, bmaj=2.802 mas, bpa=-8.047 degrees ! Estimated noise=0.333425 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8859 x 2.802 at -8.047 degrees (North through East) ! Clean map min=-0.0011088 max=0.034196 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=0.6776 mas, bmaj=2.685 mas, bpa=-8.623 degrees ! Estimated noise=0.584763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250146 Jy ! Component: 100 - total flux cleaned = 0.0330927 Jy ! Component: 150 - total flux cleaned = 0.0375434 Jy ! Component: 200 - total flux cleaned = 0.040073 Jy ! Total flux subtracted in 200 components = 0.040073 Jy ! Clean residual min=-0.002163 max=0.002201 Jy/beam ! Clean residual mean=-0.000000 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.040073 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.040073 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8859 mas, bmaj=2.802 mas, bpa=-8.047 degrees ! Estimated noise=0.333425 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 = 0.00290489 Jy ! Component: 100 - total flux cleaned = 0.00464064 Jy ! Component: 150 - total flux cleaned = 0.00591927 Jy ! Component: 200 - total flux cleaned = 0.00692554 Jy ! Total flux subtracted in 200 components = 0.00692554 Jy ! Clean residual min=-0.001216 max=0.001204 Jy/beam ! Clean residual mean=-0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0469985 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.0469985 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=2.068 mas, bmaj=3.051 mas, bpa=-8.792 degrees ! Estimated noise=0.414818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130713 Jy ! Component: 100 - total flux cleaned = 0.00212514 Jy ! Component: 150 - total flux cleaned = 0.00268575 Jy ! Component: 200 - total flux cleaned = 0.00299814 Jy ! Total flux subtracted in 200 components = 0.00299814 Jy ! Clean residual min=-0.001294 max=0.000992 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0499967 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 = 0.000188504 Jy ! Component: 100 - total flux cleaned = 0.000270738 Jy ! Component: 150 - total flux cleaned = 0.000344524 Jy ! Component: 200 - total flux cleaned = 0.0004106 Jy ! Total flux subtracted in 200 components = 0.0004106 Jy ! Clean residual min=-0.001247 max=0.000939 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0504073 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 76 components and 0.0504073 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8859 mas, bmaj=2.802 mas, bpa=-8.047 degrees ! Estimated noise=0.333425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000218145 Jy ! Component: 100 - total flux cleaned = -0.00014428 Jy ! Component: 150 - total flux cleaned = -1.58132e-05 Jy ! Component: 200 - total flux cleaned = 7.26571e-05 Jy ! Total flux subtracted in 200 components = 7.26571e-05 Jy ! Clean residual min=-0.001166 max=0.001064 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0504799 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 0.0504799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030869Jy sigma=0.674571 ! Fit after self-cal, rms=0.030869Jy sigma=0.674491 wmodel J0923+5136_X_map.mod ! Writing 89 model components to file: J0923+5136_X_map.mod wobs J0923+5136_X_uvs.fits ! Writing UV FITS file: J0923+5136_X_uvs.fits wwins J0923+5136_X_map.win ! wwins: Wrote 3 windows to J0923+5136_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 = -0.000342138 Jy ! Component: 100 - total flux cleaned = -0.000650745 Jy ! Component: 150 - total flux cleaned = -0.000870666 Jy ! Component: 200 - total flux cleaned = -0.000983203 Jy ! Component: 250 - total flux cleaned = -0.00107549 Jy ! Component: 300 - total flux cleaned = -0.00107573 Jy ! Component: 350 - total flux cleaned = -0.00101779 Jy ! Component: 400 - total flux cleaned = -0.000989585 Jy ! Component: 450 - total flux cleaned = -0.000990027 Jy ! Component: 500 - total flux cleaned = -0.00103061 Jy ! Component: 550 - total flux cleaned = -0.000977229 Jy ! Component: 600 - total flux cleaned = -0.000964126 Jy ! Component: 650 - total flux cleaned = -0.000976707 Jy ! Component: 700 - total flux cleaned = -0.000926342 Jy ! Component: 750 - total flux cleaned = -0.000901586 Jy ! Component: 800 - total flux cleaned = -0.000816202 Jy ! Component: 850 - total flux cleaned = -0.000732223 Jy ! Component: 900 - total flux cleaned = -0.000696711 Jy ! Component: 950 - total flux cleaned = -0.000661599 Jy ! Component: 1000 - total flux cleaned = -0.000569765 Jy ! Component: 1050 - total flux cleaned = -0.000535688 Jy ! Component: 1100 - total flux cleaned = -0.000479433 Jy ! Component: 1150 - total flux cleaned = -0.000435041 Jy ! Component: 1200 - total flux cleaned = -0.000390971 Jy ! Component: 1250 - total flux cleaned = -0.000325793 Jy ! Component: 1300 - total flux cleaned = -0.000325798 Jy ! Component: 1350 - total flux cleaned = -0.00027258 Jy ! Component: 1400 - total flux cleaned = -0.000272556 Jy ! Component: 1450 - total flux cleaned = -0.00025168 Jy ! Component: 1500 - total flux cleaned = -0.000220779 Jy ! Component: 1550 - total flux cleaned = -0.0002005 Jy ! Component: 1600 - total flux cleaned = -0.000210691 Jy ! Component: 1650 - total flux cleaned = -0.00021063 Jy ! Component: 1700 - total flux cleaned = -0.000171159 Jy ! Component: 1750 - total flux cleaned = -0.000171121 Jy ! Component: 1800 - total flux cleaned = -0.000122592 Jy ! Component: 1850 - total flux cleaned = -0.000170693 Jy ! Component: 1900 - total flux cleaned = -0.000141891 Jy ! Component: 1950 - total flux cleaned = -9.4615e-05 Jy ! Component: 2000 - total flux cleaned = -0.000103875 Jy ! Component: 2050 - total flux cleaned = -5.74841e-05 Jy ! Component: 2100 - total flux cleaned = -2.98761e-05 Jy ! Component: 2150 - total flux cleaned = 6.5077e-06 Jy ! Component: 2200 - total flux cleaned = -1.16588e-05 Jy ! Component: 2250 - total flux cleaned = -2.68545e-06 Jy ! Component: 2300 - total flux cleaned = 6.18903e-06 Jy ! Component: 2350 - total flux cleaned = 4.15919e-05 Jy ! Component: 2400 - total flux cleaned = 4.14983e-05 Jy ! Component: 2450 - total flux cleaned = 5.88903e-05 Jy ! Component: 2500 - total flux cleaned = 9.34723e-05 Jy ! Component: 2550 - total flux cleaned = 9.35501e-05 Jy ! Component: 2600 - total flux cleaned = 0.000136143 Jy ! Component: 2650 - total flux cleaned = 0.00015302 Jy ! Component: 2700 - total flux cleaned = 0.00016143 Jy ! Component: 2750 - total flux cleaned = 0.000219778 Jy ! Component: 2800 - total flux cleaned = 0.000227957 Jy ! Component: 2850 - total flux cleaned = 0.000236196 Jy ! Component: 2900 - total flux cleaned = 0.000260688 Jy ! Component: 2950 - total flux cleaned = 0.000284941 Jy ! Component: 3000 - total flux cleaned = 0.000276896 Jy ! Component: 3050 - total flux cleaned = 0.000316897 Jy ! Component: 3100 - total flux cleaned = 0.00034861 Jy ! Component: 3150 - total flux cleaned = 0.000340796 Jy ! Component: 3200 - total flux cleaned = 0.000340826 Jy ! Component: 3250 - total flux cleaned = 0.000371994 Jy ! Component: 3300 - total flux cleaned = 0.000341153 Jy ! Component: 3350 - total flux cleaned = 0.000379524 Jy ! Component: 3400 - total flux cleaned = 0.000379583 Jy ! Component: 3450 - total flux cleaned = 0.000387246 Jy ! Component: 3500 - total flux cleaned = 0.000387208 Jy ! Component: 3550 - total flux cleaned = 0.000394743 Jy ! Component: 3600 - total flux cleaned = 0.000409666 Jy ! Component: 3650 - total flux cleaned = 0.000417013 Jy ! Component: 3700 - total flux cleaned = 0.000409637 Jy ! Component: 3750 - total flux cleaned = 0.000402337 Jy ! Component: 3800 - total flux cleaned = 0.000402346 Jy ! Component: 3850 - total flux cleaned = 0.000416785 Jy ! Component: 3900 - total flux cleaned = 0.000416874 Jy ! Component: 3950 - total flux cleaned = 0.000424018 Jy ! Component: 4000 - total flux cleaned = 0.000445337 Jy ! Component: 4050 - total flux cleaned = 0.000438181 Jy ! Total flux subtracted in 4096 components = 0.000424031 Jy ! Clean residual min=-0.000472 max=0.000412 Jy/beam ! Clean residual mean=-0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.050904 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 385 components and 0.0509039 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0923+5136_X_20180522_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8859 x 2.802 at -8.047 degrees (North through East) ! Clean map min=-0.00079365 max=0.034321 Jy/beam ! Writing clean map to FITS file: .//J0923+5136_X_20180522_map.fits wmodel .//J0923+5136_X_20180522_map.mod ! Writing 385 model components to file: .//J0923+5136_X_20180522_map.mod wobs .//J0923+5136_X_20180522_uvs.fits ! Writing UV FITS file: .//J0923+5136_X_20180522_uvs.fits wwins .//J0923+5136_X_20180522_map.win ! wwins: Wrote 4 windows to .//J0923+5136_X_20180522_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0343209 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124207 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0857 1.0857 2.1714 4.3428 8.6856 17.3712 34.7424 69.4848 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 276.319 quit ! Quitting program ! Log file .//J0923+5136_X_20180522_dfm.log closed on Mon Jun 11 08:48:46 2018