! Started logfile: /image_prod/ug002_uva//J1146+3958_X_f_dfm.log on Thu Mar 5 00:12:05 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//J1146+3958_X_f_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1146+3958_X_f_uva.fits ! AN table 1: 5 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1146+3958 ! ! 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 900 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 J1146+3958_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. ! ! 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=1.773795Jy sigma=16.300275 ! Fit after self-cal, rms=0.486404Jy sigma=4.440542 ! 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=0.493 mas, bmaj=2.163 mas, bpa=-2.942 degrees ! Estimated noise=3.54962 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 = 1.06554 Jy ! Component: 100 - total flux cleaned = 1.31441 Jy ! Total flux subtracted in 100 components = 1.31441 Jy ! Clean residual min=-0.077254 max=0.123234 Jy/beam ! Clean residual mean=-0.000001 rms=0.020621 Jy/beam ! Combined flux in latest and established models = 1.31441 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.31441 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=0.246390Jy sigma=2.237642 ! Fit after self-cal, rms=0.246353Jy sigma=2.237139 ! 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=0.5801 mas, bmaj=2.237 mas, bpa=-2.617 degrees ! Estimated noise=2.69891 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 = 0.152828 Jy ! Component: 100 - total flux cleaned = 0.240296 Jy ! Component: 150 - total flux cleaned = 0.300329 Jy ! Component: 200 - total flux cleaned = 0.343052 Jy ! Total flux subtracted in 200 components = 0.343052 Jy ! Clean residual min=-0.036431 max=0.047284 Jy/beam ! Clean residual mean=-0.000001 rms=0.010467 Jy/beam ! Combined flux in latest and established models = 1.65746 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 28 components and 1.65746 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=0.102788Jy sigma=0.912933 ! Fit after self-cal, rms=0.102051Jy sigma=0.906398 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5801 x 2.237 at -2.617 degrees (North through East) ! Clean map min=-0.031291 max=1.4379 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.02 LA 0.97 MK 1.06 ! OV 0.94 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.02 LA 0.97 MK 1.05 ! OV 0.94 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.00 LA 0.96 MK 1.05 ! OV 0.95 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.01 LA 0.96 MK 1.04 ! OV 0.95 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.03 LA 0.97 MK 1.03 ! OV 0.95 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 LA 0.97 MK 1.06 ! OV 0.93 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.01 LA 0.97 MK 1.06 ! OV 0.95 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.02 LA 0.96 MK 1.04 ! OV 0.95 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.01 LA 0.96 MK 1.03 ! OV 0.95 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 LA 0.96 MK 1.05 ! OV 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.02 LA 0.98 MK 1.09 ! OV 0.95 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.99 LA 0.96 MK 1.10 ! OV 0.95 SC 1.00 ! ! ! Fit before self-cal, rms=0.102051Jy sigma=0.906398 ! Fit after self-cal, rms=0.075359Jy sigma=0.641063 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5894 mas, bmaj=2.248 mas, bpa=-2.494 degrees ! Estimated noise=2.67947 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408986 Jy ! Component: 100 - total flux cleaned = 0.00121323 Jy ! Component: 150 - total flux cleaned = 0.00167225 Jy ! Component: 200 - total flux cleaned = 0.00164058 Jy ! Total flux subtracted in 200 components = 0.00164058 Jy ! Clean residual min=-0.012581 max=0.011459 Jy/beam ! Clean residual mean=0.000000 rms=0.002483 Jy/beam ! Combined flux in latest and established models = 1.6591 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 1.6591 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=0.066744Jy sigma=0.570964 ! Fit after self-cal, rms=0.066652Jy sigma=0.569483 ! 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=0.066652Jy sigma=0.569483 ! Fit after self-cal, rms=0.065985Jy sigma=0.565443 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5894 mas, bmaj=2.248 mas, bpa=-2.45 degrees ! Estimated noise=2.67591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032447 Jy ! Component: 100 - total flux cleaned = 0.00479459 Jy ! Component: 150 - total flux cleaned = 0.006093 Jy ! Component: 200 - total flux cleaned = 0.00722718 Jy ! Total flux subtracted in 200 components = 0.00722718 Jy ! Clean residual min=-0.009774 max=0.009315 Jy/beam ! Clean residual mean=-0.000000 rms=0.001877 Jy/beam ! Combined flux in latest and established models = 1.66633 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 59 components and 1.66633 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=0.064035Jy sigma=0.549623 ! Fit after self-cal, rms=0.064008Jy sigma=0.549321 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 = 0.00203409 Jy ! Component: 100 - total flux cleaned = 0.00248851 Jy ! Component: 150 - total flux cleaned = 0.00262015 Jy ! Component: 200 - total flux cleaned = 0.00298574 Jy ! Total flux subtracted in 200 components = 0.00298574 Jy ! Clean residual min=-0.008869 max=0.008005 Jy/beam ! Clean residual mean=-0.000000 rms=0.001691 Jy/beam ! Combined flux in latest and established models = 1.66931 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 1.66931 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=0.063387Jy sigma=0.544355 ! Fit after self-cal, rms=0.063362Jy sigma=0.544177 ! 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=0.063362Jy sigma=0.544177 ! Fit after self-cal, rms=0.063187Jy sigma=0.542527 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5893 mas, bmaj=2.248 mas, bpa=-2.418 degrees ! Estimated noise=2.67493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107182 Jy ! Component: 100 - total flux cleaned = 0.00176935 Jy ! Component: 150 - total flux cleaned = 0.00225337 Jy ! Component: 200 - total flux cleaned = 0.0026731 Jy ! Total flux subtracted in 200 components = 0.0026731 Jy ! Clean residual min=-0.007407 max=0.007043 Jy/beam ! Clean residual mean=-0.000000 rms=0.001494 Jy/beam ! Combined flux in latest and established models = 1.67199 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 1.67199 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=0.062750Jy sigma=0.539098 ! Fit after self-cal, rms=0.062718Jy sigma=0.538956 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 = -0.000108375 Jy ! Component: 100 - total flux cleaned = -0.000107344 Jy ! Component: 150 - total flux cleaned = 2.89195e-05 Jy ! Component: 200 - total flux cleaned = 0.000151059 Jy ! Total flux subtracted in 200 components = 0.000151059 Jy ! Clean residual min=-0.006828 max=0.006441 Jy/beam ! Clean residual mean=-0.000000 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 1.67214 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 1.67214 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=0.062565Jy sigma=0.537666 ! Fit after self-cal, rms=0.062548Jy sigma=0.537596 ! 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=0.062548Jy sigma=0.537596 ! Fit after self-cal, rms=0.062470Jy sigma=0.536737 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.574 mas, bmaj=2.632 mas, bpa=2.466 degrees ! Estimated noise=4.6755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000254591 Jy ! Component: 100 - total flux cleaned = 0.000535287 Jy ! Component: 150 - total flux cleaned = 0.000758585 Jy ! Component: 200 - total flux cleaned = 0.000946425 Jy ! Total flux subtracted in 200 components = 0.000946425 Jy ! Clean residual min=-0.003725 max=0.004324 Jy/beam ! Clean residual mean=0.000000 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 1.67308 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 96 components and 1.67308 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=0.062396Jy sigma=0.538010 ! Fit after self-cal, rms=0.062371Jy sigma=0.537766 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 = -0.000579672 Jy ! Component: 100 - total flux cleaned = -0.000795971 Jy ! Component: 150 - total flux cleaned = -0.000764366 Jy ! Component: 200 - total flux cleaned = -0.00053068 Jy ! Total flux subtracted in 200 components = -0.00053068 Jy ! Clean residual min=-0.003025 max=0.003512 Jy/beam ! Clean residual mean=0.000000 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.67255 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 1.67255 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=0.062401Jy sigma=0.538335 ! Fit after self-cal, rms=0.062391Jy sigma=0.538299 ! 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=0.5893 mas, bmaj=2.247 mas, bpa=-2.394 degrees ! Estimated noise=2.67492 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5893 x 2.247 at -2.394 degrees (North through East) ! Clean map min=-0.012116 max=1.425 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=0.062391Jy sigma=0.538299 ! Fit after self-cal, rms=0.056075Jy sigma=0.468594 ! Inverting map and beam ! Estimated beam: bmin=0.5892 mas, bmaj=2.246 mas, bpa=-2.379 degrees ! Estimated noise=2.67577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121578 Jy ! Component: 100 - total flux cleaned = 0.00130125 Jy ! Component: 150 - total flux cleaned = 0.00151974 Jy ! Component: 200 - total flux cleaned = 0.00171464 Jy ! Total flux subtracted in 200 components = 0.00171464 Jy ! Clean residual min=-0.005433 max=0.005119 Jy/beam ! Clean residual mean=-0.000000 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 1.67427 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 112 components and 1.67427 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=0.055872Jy sigma=0.465770 ! Fit after self-cal, rms=0.055866Jy sigma=0.465720 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293508 Jy ! Component: 100 - total flux cleaned = -8.02932e-05 Jy ! Component: 150 - total flux cleaned = 0.00017082 Jy ! Component: 200 - total flux cleaned = 0.000458491 Jy ! Total flux subtracted in 200 components = 0.000458491 Jy ! Clean residual min=-0.005293 max=0.004970 Jy/beam ! Clean residual mean=-0.000000 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 1.67473 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 120 components and 1.67473 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=0.055796Jy sigma=0.464738 ! Fit after self-cal, rms=0.055790Jy sigma=0.464725 ! 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=0.055790Jy sigma=0.464725 ! Fit after self-cal, rms=0.055739Jy sigma=0.464367 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=0.4999 mas, bmaj=2.166 mas, bpa=-2.662 degrees ! Estimated noise=3.55903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.06831 Jy ! Component: 100 - total flux cleaned = 1.30587 Jy ! Component: 150 - total flux cleaned = 1.39971 Jy ! Component: 200 - total flux cleaned = 1.4596 Jy ! Total flux subtracted in 200 components = 1.4596 Jy ! Clean residual min=-0.035138 max=0.044023 Jy/beam ! Clean residual mean=-0.000001 rms=0.008878 Jy/beam ! Combined flux in latest and established models = 1.4596 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.4596 Jy ! Inverting map and beam ! Estimated beam: bmin=0.5893 mas, bmaj=2.245 mas, bpa=-2.368 degrees ! Estimated noise=2.67544 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 = 0.062891 Jy ! Component: 100 - total flux cleaned = 0.105146 Jy ! Component: 150 - total flux cleaned = 0.134837 Jy ! Component: 200 - total flux cleaned = 0.156481 Jy ! Total flux subtracted in 200 components = 0.156481 Jy ! Clean residual min=-0.017470 max=0.020321 Jy/beam ! Clean residual mean=-0.000000 rms=0.004962 Jy/beam ! Combined flux in latest and established models = 1.61609 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 34 components and 1.61609 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=1.574 mas, bmaj=2.629 mas, bpa=2.528 degrees ! Estimated noise=4.68071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0378071 Jy ! Component: 100 - total flux cleaned = 0.05201 Jy ! Component: 150 - total flux cleaned = 0.0539591 Jy ! Component: 200 - total flux cleaned = 0.0545688 Jy ! Total flux subtracted in 200 components = 0.0545688 Jy ! Clean residual min=-0.004174 max=0.004740 Jy/beam ! Clean residual mean=0.000001 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 1.67065 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 = 0.000346686 Jy ! Component: 100 - total flux cleaned = 0.000259415 Jy ! Component: 150 - total flux cleaned = 0.000259375 Jy ! Component: 200 - total flux cleaned = 0.000180197 Jy ! Total flux subtracted in 200 components = 0.000180197 Jy ! Clean residual min=-0.002980 max=0.003169 Jy/beam ! Clean residual mean=0.000001 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 1.67083 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 60 components and 1.67083 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.5893 mas, bmaj=2.245 mas, bpa=-2.368 degrees ! Estimated noise=2.67544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00472834 Jy ! Component: 100 - total flux cleaned = -0.00390966 Jy ! Component: 150 - total flux cleaned = -0.00305832 Jy ! Component: 200 - total flux cleaned = -0.00199924 Jy ! Total flux subtracted in 200 components = -0.00199924 Jy ! Clean residual min=-0.010095 max=0.009444 Jy/beam ! Clean residual mean=-0.000000 rms=0.001985 Jy/beam ! Combined flux in latest and established models = 1.66884 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 1.66884 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=0.058782Jy sigma=0.490623 ! Fit after self-cal, rms=0.058583Jy sigma=0.488383 wmodel J1146+3958_X_f_map.mod ! Writing 79 model components to file: J1146+3958_X_f_map.mod wobs J1146+3958_X_f_uvs.fits ! Writing UV FITS file: J1146+3958_X_f_uvs.fits wwins J1146+3958_X_f_map.win ! wwins: Wrote 2 windows to J1146+3958_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 = 0.000339258 Jy ! Component: 100 - total flux cleaned = 0.000914826 Jy ! Component: 150 - total flux cleaned = 0.00188354 Jy ! Component: 200 - total flux cleaned = 0.0031828 Jy ! Component: 250 - total flux cleaned = 0.00387035 Jy ! Component: 300 - total flux cleaned = 0.00360216 Jy ! Component: 350 - total flux cleaned = 0.00351802 Jy ! Component: 400 - total flux cleaned = 0.00367919 Jy ! Component: 450 - total flux cleaned = 0.00360629 Jy ! Component: 500 - total flux cleaned = 0.00353731 Jy ! Component: 550 - total flux cleaned = 0.00367284 Jy ! Component: 600 - total flux cleaned = 0.00386943 Jy ! Component: 650 - total flux cleaned = 0.00399514 Jy ! Component: 700 - total flux cleaned = 0.00399429 Jy ! Component: 750 - total flux cleaned = 0.00399487 Jy ! Component: 800 - total flux cleaned = 0.0041101 Jy ! Component: 850 - total flux cleaned = 0.0043323 Jy ! Component: 900 - total flux cleaned = 0.00443841 Jy ! Component: 950 - total flux cleaned = 0.00464871 Jy ! Component: 1000 - total flux cleaned = 0.00490669 Jy ! Component: 1050 - total flux cleaned = 0.00520953 Jy ! Component: 1100 - total flux cleaned = 0.00540704 Jy ! Component: 1150 - total flux cleaned = 0.00545664 Jy ! Component: 1200 - total flux cleaned = 0.00564681 Jy ! Component: 1250 - total flux cleaned = 0.00560046 Jy ! Component: 1300 - total flux cleaned = 0.00573803 Jy ! Component: 1350 - total flux cleaned = 0.00569301 Jy ! Component: 1400 - total flux cleaned = 0.00578216 Jy ! Component: 1450 - total flux cleaned = 0.0057821 Jy ! Component: 1500 - total flux cleaned = 0.00578246 Jy ! Component: 1550 - total flux cleaned = 0.00586858 Jy ! Component: 1600 - total flux cleaned = 0.00603793 Jy ! Component: 1650 - total flux cleaned = 0.00607955 Jy ! Component: 1700 - total flux cleaned = 0.00620469 Jy ! Component: 1750 - total flux cleaned = 0.00641234 Jy ! Component: 1800 - total flux cleaned = 0.00661901 Jy ! Component: 1850 - total flux cleaned = 0.00678389 Jy ! Component: 1900 - total flux cleaned = 0.00690736 Jy ! Component: 1950 - total flux cleaned = 0.00719613 Jy ! Component: 2000 - total flux cleaned = 0.00736147 Jy ! Component: 2050 - total flux cleaned = 0.00740299 Jy ! Component: 2100 - total flux cleaned = 0.00761023 Jy ! Component: 2150 - total flux cleaned = 0.00781767 Jy ! Component: 2200 - total flux cleaned = 0.00802569 Jy ! Component: 2250 - total flux cleaned = 0.00827656 Jy ! Component: 2300 - total flux cleaned = 0.00848605 Jy ! Component: 2350 - total flux cleaned = 0.00861264 Jy ! Component: 2400 - total flux cleaned = 0.00882418 Jy ! Component: 2450 - total flux cleaned = 0.00907947 Jy ! Component: 2500 - total flux cleaned = 0.00937917 Jy ! Component: 2550 - total flux cleaned = 0.00968082 Jy ! Component: 2600 - total flux cleaned = 0.0100721 Jy ! Component: 2650 - total flux cleaned = 0.0104228 Jy ! Component: 2700 - total flux cleaned = 0.0106877 Jy ! Component: 2750 - total flux cleaned = 0.0109553 Jy ! Component: 2800 - total flux cleaned = 0.0111804 Jy ! Component: 2850 - total flux cleaned = 0.0113173 Jy ! Component: 2900 - total flux cleaned = 0.011502 Jy ! Component: 2950 - total flux cleaned = 0.0115485 Jy ! Component: 3000 - total flux cleaned = 0.0116897 Jy ! Component: 3050 - total flux cleaned = 0.0118805 Jy ! Component: 3100 - total flux cleaned = 0.0121216 Jy ! Component: 3150 - total flux cleaned = 0.0122193 Jy ! Component: 3200 - total flux cleaned = 0.0123675 Jy ! Component: 3250 - total flux cleaned = 0.012518 Jy ! Component: 3300 - total flux cleaned = 0.0127208 Jy ! Component: 3350 - total flux cleaned = 0.0127728 Jy ! Component: 3400 - total flux cleaned = 0.0130321 Jy ! Component: 3450 - total flux cleaned = 0.01319 Jy ! Component: 3500 - total flux cleaned = 0.0132434 Jy ! Component: 3550 - total flux cleaned = 0.0134049 Jy ! Component: 3600 - total flux cleaned = 0.0135689 Jy ! Component: 3650 - total flux cleaned = 0.0136795 Jy ! Component: 3700 - total flux cleaned = 0.0137903 Jy ! Component: 3750 - total flux cleaned = 0.0140169 Jy ! Component: 3800 - total flux cleaned = 0.0141317 Jy ! Component: 3850 - total flux cleaned = 0.0141896 Jy ! Component: 3900 - total flux cleaned = 0.0142489 Jy ! Component: 3950 - total flux cleaned = 0.0143078 Jy ! Component: 4000 - total flux cleaned = 0.0143682 Jy ! Component: 4050 - total flux cleaned = 0.0142449 Jy ! Total flux subtracted in 4096 components = 0.0144928 Jy ! Clean residual min=-0.003537 max=0.003989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 1.68333 Jy keep ! Adding 239 model components to the UV plane model. ! The established model now contains 318 components and 1.68333 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1146+3958_X_f_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5893 x 2.245 at -2.368 degrees (North through East) ! Clean map min=-0.01067 max=1.4308 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1146+3958_X_f_map.fits wmodel /image_prod/ug002_uva//J1146+3958_X_f_map.mod ! Writing 318 model components to file: /image_prod/ug002_uva//J1146+3958_X_f_map.mod wobs /image_prod/ug002_uva//J1146+3958_X_f_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1146+3958_X_f_uvs.fits wwins /image_prod/ug002_uva//J1146+3958_X_f_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1146+3958_X_f_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.43077 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000819174 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171762 0.171762 0.343524 0.687048 1.3741 2.74819 5.49638 10.9928 21.9855 43.971 87.9421 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.43 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1746.6 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1146+3958_X_f_dfm.log closed on Thu Mar 5 00:12:09 2020