! Started logfile: /image_prod/ug002_uvm//J1520+1601_S_a_dfm.log on Wed Mar 4 17:22:13 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uvm//J1520+1601_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1520+1601_S_a_uvm.fits ! AN table 1: 105 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.856931 visibilities/baseline/integration-bin. ! Found source: J1520+1601 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 12147 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1520+1601_S_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005675Jy sigma=8.656985 ! Fit after self-cal, rms=0.911945Jy sigma=7.833728 ! 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=2.692 mas, bmaj=6.809 mas, bpa=-5.01 degrees ! Estimated noise=1.1996 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 = 0.0673935 Jy ! Component: 100 - total flux cleaned = 0.0825548 Jy ! Total flux subtracted in 100 components = 0.0825548 Jy ! Clean residual min=-0.003610 max=0.006602 Jy/beam ! Clean residual mean=0.000005 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 0.0825547 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0825547 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067465Jy sigma=0.494733 ! Fit after self-cal, rms=0.067256Jy sigma=0.493754 ! Inverting map ! Added new window around map position (-8.5, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00698743 Jy ! Component: 100 - total flux cleaned = 0.011407 Jy ! Total flux subtracted in 100 components = 0.011407 Jy ! Clean residual min=-0.003253 max=0.003966 Jy/beam ! Clean residual mean=0.000005 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.0939617 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.0939617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066192Jy sigma=0.480765 ! Fit after self-cal, rms=0.066144Jy sigma=0.480391 ! 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=3.357 mas, bmaj=7.88 mas, bpa=-4.341 degrees ! Estimated noise=0.774219 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 = 0.00626274 Jy ! Component: 100 - total flux cleaned = 0.0101081 Jy ! Component: 150 - total flux cleaned = 0.0126793 Jy ! Component: 200 - total flux cleaned = 0.014458 Jy ! Total flux subtracted in 200 components = 0.014458 Jy ! Clean residual min=-0.002440 max=0.002793 Jy/beam ! Clean residual mean=0.000000 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.10842 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.10842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065578Jy sigma=0.472849 ! Fit after self-cal, rms=0.065526Jy sigma=0.472302 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.357 x 7.88 at -4.341 degrees (North through East) ! Clean map min=-0.0024272 max=0.089053 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.00 KP 0.96 ! LA 0.98 MK 0.99 NL 1.00 OV 0.98 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 0.97 HN 1.03 KP 0.94 ! LA 0.97 MK 1.00 NL 1.15 OV 0.99 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.01 KP 0.94 ! LA 1.01 MK 1.00 NL 1.06 OV 1.00 ! PT 0.99 SC 1.02 ! ! ! Fit before self-cal, rms=0.065526Jy sigma=0.472302 ! Fit after self-cal, rms=0.067770Jy sigma=0.469002 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.356 mas, bmaj=7.953 mas, bpa=-4.233 degrees ! Estimated noise=0.772374 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 = -0.000227546 Jy ! Component: 100 - total flux cleaned = -0.000143419 Jy ! Component: 150 - total flux cleaned = -0.000140999 Jy ! Component: 200 - total flux cleaned = -0.000109553 Jy ! Total flux subtracted in 200 components = -0.000109553 Jy ! Clean residual min=-0.002247 max=0.002455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.10831 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.10831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067713Jy sigma=0.468657 ! Fit after self-cal, rms=0.067777Jy sigma=0.468555 ! 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. ! ! Fit before self-cal, rms=0.067777Jy sigma=0.468555 ! Fit after self-cal, rms=0.073114Jy sigma=0.461294 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.355 mas, bmaj=7.98 mas, bpa=-4.122 degrees ! Estimated noise=0.775718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000357324 Jy ! Component: 100 - total flux cleaned = 0.000428213 Jy ! Component: 150 - total flux cleaned = 0.00045742 Jy ! Component: 200 - total flux cleaned = 0.000481881 Jy ! Total flux subtracted in 200 components = 0.000481881 Jy ! Clean residual min=-0.001575 max=0.001785 Jy/beam ! Clean residual mean=-0.000001 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.108792 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.108792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073068Jy sigma=0.461086 ! Fit after self-cal, rms=0.073169Jy sigma=0.460944 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 (66, 37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114292 Jy ! Component: 100 - total flux cleaned = 0.00114491 Jy ! Component: 150 - total flux cleaned = 0.0011472 Jy ! Component: 200 - total flux cleaned = 0.0011206 Jy ! Total flux subtracted in 200 components = 0.0011206 Jy ! Clean residual min=-0.001577 max=0.001465 Jy/beam ! Clean residual mean=-0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.109913 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.109913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073115Jy sigma=0.460526 ! Fit after self-cal, rms=0.073114Jy sigma=0.460503 ! 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. ! ! Fit before self-cal, rms=0.073114Jy sigma=0.460503 ! Fit after self-cal, rms=0.072181Jy sigma=0.460156 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.35 mas, bmaj=7.993 mas, bpa=-4.269 degrees ! Estimated noise=0.773122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000166489 Jy ! Component: 100 - total flux cleaned = 0.0001398 Jy ! Component: 150 - total flux cleaned = 9.08481e-05 Jy ! Component: 200 - total flux cleaned = 4.59326e-05 Jy ! Total flux subtracted in 200 components = 4.59326e-05 Jy ! Clean residual min=-0.001501 max=0.001536 Jy/beam ! Clean residual mean=-0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.109959 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.109959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072155Jy sigma=0.460015 ! Fit after self-cal, rms=0.072152Jy sigma=0.460001 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 = 0.000121699 Jy ! Component: 100 - total flux cleaned = 0.000121695 Jy ! Component: 150 - total flux cleaned = 0.000101851 Jy ! Component: 200 - total flux cleaned = 0.000100923 Jy ! Total flux subtracted in 200 components = 0.000100923 Jy ! Clean residual min=-0.001518 max=0.001535 Jy/beam ! Clean residual mean=-0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.110059 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 0.110059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072136Jy sigma=0.459920 ! Fit after self-cal, rms=0.072135Jy sigma=0.459915 ! Inverting map ! Added new window around map position (-111, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762026 Jy ! Component: 100 - total flux cleaned = 0.000792052 Jy ! Component: 150 - total flux cleaned = 0.000903963 Jy ! Component: 200 - total flux cleaned = 0.000964589 Jy ! Total flux subtracted in 200 components = 0.000964589 Jy ! Clean residual min=-0.001478 max=0.001419 Jy/beam ! Clean residual mean=-0.000003 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.111024 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 117 components and 0.111024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072093Jy sigma=0.459658 ! Fit after self-cal, rms=0.072089Jy sigma=0.459639 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.072089Jy sigma=0.459639 ! Fit after self-cal, rms=0.072151Jy sigma=0.459604 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.591 mas, bmaj=12.06 mas, bpa=-4.718 degrees ! Estimated noise=0.920956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641084 Jy ! Component: 100 - total flux cleaned = 0.000769268 Jy ! Component: 150 - total flux cleaned = 0.000785531 Jy ! Component: 200 - total flux cleaned = 0.000770804 Jy ! Total flux subtracted in 200 components = 0.000770804 Jy ! Clean residual min=-0.001401 max=0.001513 Jy/beam ! Clean residual mean=-0.000006 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.111795 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 130 components and 0.111795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072151Jy sigma=0.459597 ! Fit after self-cal, rms=0.072150Jy sigma=0.459581 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 = 3.21724e-05 Jy ! Component: 100 - total flux cleaned = 5.95069e-05 Jy ! Component: 150 - total flux cleaned = 5.88972e-05 Jy ! Component: 200 - total flux cleaned = 7.01891e-05 Jy ! Total flux subtracted in 200 components = 7.01891e-05 Jy ! Clean residual min=-0.001405 max=0.001516 Jy/beam ! Clean residual mean=-0.000006 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.111865 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 136 components and 0.111865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072148Jy sigma=0.459587 ! Fit after self-cal, rms=0.072146Jy sigma=0.459578 ! 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=3.347 mas, bmaj=8.007 mas, bpa=-4.377 degrees ! Estimated noise=0.772297 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.347 x 8.007 at -4.377 degrees (North through East) ! Clean map min=-0.0013709 max=0.088665 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=2.676 mas, bmaj=6.902 mas, bpa=-4.987 degrees ! Estimated noise=1.20503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0676121 Jy ! Component: 100 - total flux cleaned = 0.0834542 Jy ! Component: 150 - total flux cleaned = 0.090884 Jy ! Component: 200 - total flux cleaned = 0.0957012 Jy ! Total flux subtracted in 200 components = 0.0957012 Jy ! Clean residual min=-0.002969 max=0.003163 Jy/beam ! Clean residual mean=0.000003 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.0957012 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0957012 Jy ! Inverting map and beam ! Estimated beam: bmin=3.347 mas, bmaj=8.007 mas, bpa=-4.377 degrees ! Estimated noise=0.772297 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 = 0.00559467 Jy ! Component: 100 - total flux cleaned = 0.00892092 Jy ! Component: 150 - total flux cleaned = 0.0112215 Jy ! Component: 200 - total flux cleaned = 0.0130023 Jy ! Total flux subtracted in 200 components = 0.0130023 Jy ! Clean residual min=-0.001512 max=0.002326 Jy/beam ! Clean residual mean=-0.000003 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.108704 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 42 components and 0.108704 Jy ! Inverting map ! Added new window around map position (-12.5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193757 Jy ! Component: 100 - total flux cleaned = 0.00280897 Jy ! Component: 150 - total flux cleaned = 0.00332953 Jy ! Component: 200 - total flux cleaned = 0.00362853 Jy ! Total flux subtracted in 200 components = 0.00362853 Jy ! Clean residual min=-0.001341 max=0.001340 Jy/beam ! Clean residual mean=-0.000003 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.112332 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.112332 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.591 mas, bmaj=12.06 mas, bpa=-4.718 degrees ! Estimated noise=0.920956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000672158 Jy ! Component: 100 - total flux cleaned = 0.000632789 Jy ! Component: 150 - total flux cleaned = 0.000798607 Jy ! Component: 200 - total flux cleaned = 0.000823811 Jy ! Total flux subtracted in 200 components = 0.000823811 Jy ! Clean residual min=-0.001307 max=0.001428 Jy/beam ! Clean residual mean=-0.000005 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.113156 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 = 1.0175e-06 Jy ! Component: 100 - total flux cleaned = 7.72087e-07 Jy ! Component: 150 - total flux cleaned = -3.5918e-05 Jy ! Component: 200 - total flux cleaned = -5.35488e-05 Jy ! Total flux subtracted in 200 components = -5.35488e-05 Jy ! Clean residual min=-0.001284 max=0.001444 Jy/beam ! Clean residual mean=-0.000005 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.113102 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 89 components and 0.113102 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.347 mas, bmaj=8.007 mas, bpa=-4.377 degrees ! Estimated noise=0.772297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.99116e-05 Jy ! Component: 100 - total flux cleaned = -1.71295e-05 Jy ! Component: 150 - total flux cleaned = -1.67649e-05 Jy ! Component: 200 - total flux cleaned = -4.36851e-05 Jy ! Total flux subtracted in 200 components = -4.36851e-05 Jy ! Clean residual min=-0.001309 max=0.001272 Jy/beam ! Clean residual mean=-0.000002 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.113059 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 106 components and 0.113059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072141Jy sigma=0.459525 ! Fit after self-cal, rms=0.072141Jy sigma=0.459462 wmodel J1520+1601_S_a_map.mod ! Writing 106 model components to file: J1520+1601_S_a_map.mod wobs J1520+1601_S_a_uvs.fits ! Writing UV FITS file: J1520+1601_S_a_uvs.fits wwins J1520+1601_S_a_map.win ! wwins: Wrote 5 windows to J1520+1601_S_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000199678 Jy ! Component: 100 - total flux cleaned = -0.000246075 Jy ! Component: 150 - total flux cleaned = -0.000201048 Jy ! Component: 200 - total flux cleaned = -0.000157772 Jy ! Component: 250 - total flux cleaned = -0.000200122 Jy ! Component: 300 - total flux cleaned = -0.000261548 Jy ! Component: 350 - total flux cleaned = -0.000221489 Jy ! Component: 400 - total flux cleaned = -0.000182352 Jy ! Component: 450 - total flux cleaned = -0.000162935 Jy ! Component: 500 - total flux cleaned = -0.000105707 Jy ! Component: 550 - total flux cleaned = -4.95511e-05 Jy ! Component: 600 - total flux cleaned = 4.20224e-05 Jy ! Component: 650 - total flux cleaned = 6.00396e-05 Jy ! Component: 700 - total flux cleaned = 0.000131301 Jy ! Component: 750 - total flux cleaned = 0.000148536 Jy ! Component: 800 - total flux cleaned = 0.000165746 Jy ! Component: 850 - total flux cleaned = 0.000285708 Jy ! Component: 900 - total flux cleaned = 0.00025133 Jy ! Component: 950 - total flux cleaned = 0.000335169 Jy ! Component: 1000 - total flux cleaned = 0.000318463 Jy ! Component: 1050 - total flux cleaned = 0.000384296 Jy ! Component: 1100 - total flux cleaned = 0.000400466 Jy ! Component: 1150 - total flux cleaned = 0.000400497 Jy ! Component: 1200 - total flux cleaned = 0.000464789 Jy ! Component: 1250 - total flux cleaned = 0.000512573 Jy ! Component: 1300 - total flux cleaned = 0.000575607 Jy ! Component: 1350 - total flux cleaned = 0.000560048 Jy ! Component: 1400 - total flux cleaned = 0.000621943 Jy ! Component: 1450 - total flux cleaned = 0.000606409 Jy ! Component: 1500 - total flux cleaned = 0.000621579 Jy ! Component: 1550 - total flux cleaned = 0.000621634 Jy ! Component: 1600 - total flux cleaned = 0.000606569 Jy ! Component: 1650 - total flux cleaned = 0.000621367 Jy ! Component: 1700 - total flux cleaned = 0.000636094 Jy ! Component: 1750 - total flux cleaned = 0.000606514 Jy ! Component: 1800 - total flux cleaned = 0.000606571 Jy ! Component: 1850 - total flux cleaned = 0.000606618 Jy ! Component: 1900 - total flux cleaned = 0.000606445 Jy ! Component: 1950 - total flux cleaned = 0.000620776 Jy ! Component: 2000 - total flux cleaned = 0.000663307 Jy ! Component: 2050 - total flux cleaned = 0.000663363 Jy ! Component: 2100 - total flux cleaned = 0.000719184 Jy ! Component: 2150 - total flux cleaned = 0.000719271 Jy ! Component: 2200 - total flux cleaned = 0.000733103 Jy ! Component: 2250 - total flux cleaned = 0.000760507 Jy ! Component: 2300 - total flux cleaned = 0.00073333 Jy ! Component: 2350 - total flux cleaned = 0.00077396 Jy ! Component: 2400 - total flux cleaned = 0.000827959 Jy ! Component: 2450 - total flux cleaned = 0.000814461 Jy ! Component: 2500 - total flux cleaned = 0.00086767 Jy ! Component: 2550 - total flux cleaned = 0.000854431 Jy ! Component: 2600 - total flux cleaned = 0.000815159 Jy ! Component: 2650 - total flux cleaned = 0.000854506 Jy ! Component: 2700 - total flux cleaned = 0.000906492 Jy ! Component: 2750 - total flux cleaned = 0.000906582 Jy ! Component: 2800 - total flux cleaned = 0.00091932 Jy ! Component: 2850 - total flux cleaned = 0.000893821 Jy ! Component: 2900 - total flux cleaned = 0.000944725 Jy ! Component: 2950 - total flux cleaned = 0.000982662 Jy ! Component: 3000 - total flux cleaned = 0.000944904 Jy ! Component: 3050 - total flux cleaned = 0.000969883 Jy ! Component: 3100 - total flux cleaned = 0.00101961 Jy ! Component: 3150 - total flux cleaned = 0.000932822 Jy ! Component: 3200 - total flux cleaned = 0.00094527 Jy ! Component: 3250 - total flux cleaned = 0.000994346 Jy ! Component: 3300 - total flux cleaned = 0.00098224 Jy ! Component: 3350 - total flux cleaned = 0.00104297 Jy ! Component: 3400 - total flux cleaned = 0.00100671 Jy ! Component: 3450 - total flux cleaned = 0.0010187 Jy ! Component: 3500 - total flux cleaned = 0.00101863 Jy ! Component: 3550 - total flux cleaned = 0.00107818 Jy ! Component: 3600 - total flux cleaned = 0.00107823 Jy ! Component: 3650 - total flux cleaned = 0.00104271 Jy ! Component: 3700 - total flux cleaned = 0.00101929 Jy ! Component: 3750 - total flux cleaned = 0.0010661 Jy ! Component: 3800 - total flux cleaned = 0.00110103 Jy ! Component: 3850 - total flux cleaned = 0.00112422 Jy ! Component: 3900 - total flux cleaned = 0.00110102 Jy ! Component: 3950 - total flux cleaned = 0.001078 Jy ! Component: 4000 - total flux cleaned = 0.00106666 Jy ! Component: 4050 - total flux cleaned = 0.00106669 Jy ! Total flux subtracted in 4096 components = 0.00111206 Jy ! Clean residual min=-0.000613 max=0.000702 Jy/beam ! Clean residual mean=-0.000003 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.114171 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 388 components and 0.114171 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1520+1601_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.347 x 8.007 at -4.377 degrees (North through East) ! Clean map min=-0.0011108 max=0.088621 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1520+1601_S_a_map.fits wmodel /image_prod/ug002_uvm//J1520+1601_S_a_map.mod ! Writing 388 model components to file: /image_prod/ug002_uvm//J1520+1601_S_a_map.mod wobs /image_prod/ug002_uvm//J1520+1601_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1520+1601_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1520+1601_S_a_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uvm//J1520+1601_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0886208 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000210989 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.714241 0.714241 1.42848 2.85697 5.71393 11.4279 22.8557 45.7114 91.4229 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 420.026 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1520+1601_S_a_dfm.log closed on Wed Mar 4 17:22:18 2020