! Started logfile: /image_prod/ug002_uva//J0047+5657_X_dfm.log on Wed Mar 4 18:39:17 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//J0047+5657_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0047+5657_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.906667 visibilities/baseline/integration-bin. ! Found source: J0047+5657 ! ! 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 29376 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 J0047+5657_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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023123Jy sigma=8.670597 ! Fit after self-cal, rms=0.756868Jy sigma=6.428641 ! 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=0.7301 mas, bmaj=1.016 mas, bpa=-12.64 degrees ! Estimated noise=1.07329 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 = 0.182215 Jy ! Component: 100 - total flux cleaned = 0.224838 Jy ! Total flux subtracted in 100 components = 0.224838 Jy ! Clean residual min=-0.007345 max=0.016049 Jy/beam ! Clean residual mean=-0.000002 rms=0.001503 Jy/beam ! Combined flux in latest and established models = 0.224838 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.224838 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=0.072923Jy sigma=0.589232 ! Fit after self-cal, rms=0.072910Jy sigma=0.589108 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165087 Jy ! Component: 100 - total flux cleaned = 0.0250801 Jy ! Total flux subtracted in 100 components = 0.0250801 Jy ! Clean residual min=-0.005894 max=0.006868 Jy/beam ! Clean residual mean=-0.000001 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.249918 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.249918 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=0.067094Jy sigma=0.536499 ! Fit after self-cal, rms=0.067079Jy sigma=0.536389 ! 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=0.9529 mas, bmaj=1.318 mas, bpa=-10.97 degrees ! Estimated noise=0.49159 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 (0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113985 Jy ! Component: 100 - total flux cleaned = 0.0193739 Jy ! Component: 150 - total flux cleaned = 0.0252282 Jy ! Component: 200 - total flux cleaned = 0.0295775 Jy ! Total flux subtracted in 200 components = 0.0295775 Jy ! Clean residual min=-0.006013 max=0.007661 Jy/beam ! Clean residual mean=0.000003 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 0.279495 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.279495 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=0.064509Jy sigma=0.514579 ! Fit after self-cal, rms=0.064382Jy sigma=0.513269 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9529 x 1.318 at -10.97 degrees (North through East) ! Clean map min=-0.0056823 max=0.2418 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.98 KP 1.04 ! LA 1.01 MK 0.98 NL 1.10 OV 1.02 ! PT 0.87 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.94 KP 1.03 ! LA 1.01 MK 0.97 NL 1.09 OV 1.00 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.95 KP 1.03 ! LA 0.99 MK 0.96 NL 1.09 OV 0.99 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.98 KP 1.00 ! LA 1.02 MK 0.99 NL 1.07 OV 1.01 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.95 KP 1.01 ! LA 0.99 MK 0.98 NL 1.10 OV 1.00 ! PT 0.87 SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.94 KP 1.02 ! LA 0.97 MK 0.96 NL 1.10 OV 1.00 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.92 KP 1.02 ! LA 0.97 MK 1.04 NL 1.12 OV 0.98 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.95 KP 1.03 ! LA 0.99 MK 0.98 NL 1.09 OV 1.01 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.99 KP 1.00 ! LA 1.00 MK 0.97 NL 1.08 OV 0.98 ! PT 0.89 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.97 KP 1.03 ! LA 0.98 MK 1.01 NL 1.10 OV 1.02 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.95 KP 1.02 ! LA 1.01 MK 0.96 NL 1.09 OV 0.98 ! PT 0.90 SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 1.00 KP 1.02 ! LA 0.98 MK 1.02 NL 1.08 OV 1.02 ! PT 0.88 SC 1.02 ! ! ! Fit before self-cal, rms=0.064382Jy sigma=0.513269 ! Fit after self-cal, rms=0.060469Jy sigma=0.487041 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9548 mas, bmaj=1.322 mas, bpa=-11.4 degrees ! Estimated noise=0.486394 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 = -0.00030264 Jy ! Component: 100 - total flux cleaned = -0.000612835 Jy ! Component: 150 - total flux cleaned = -0.00101368 Jy ! Component: 200 - total flux cleaned = -0.00136149 Jy ! Total flux subtracted in 200 components = -0.00136149 Jy ! Clean residual min=-0.004113 max=0.004796 Jy/beam ! Clean residual mean=0.000001 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.278134 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.278134 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=0.060270Jy sigma=0.485697 ! Fit after self-cal, rms=0.060267Jy sigma=0.485537 ! 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=0.060267Jy sigma=0.485537 ! Fit after self-cal, rms=0.058511Jy sigma=0.451986 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9561 mas, bmaj=1.32 mas, bpa=-10.72 degrees ! Estimated noise=0.488219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000694965 Jy ! Component: 100 - total flux cleaned = 0.000448618 Jy ! Component: 150 - total flux cleaned = 0.000193192 Jy ! Component: 200 - total flux cleaned = 5.26433e-06 Jy ! Total flux subtracted in 200 components = 5.26433e-06 Jy ! Clean residual min=-0.001390 max=0.001161 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.278139 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 0.278139 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=0.058439Jy sigma=0.451341 ! Fit after self-cal, rms=0.058500Jy sigma=0.451217 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 = 6.17738e-05 Jy ! Component: 100 - total flux cleaned = -9.59157e-05 Jy ! Component: 150 - total flux cleaned = -0.000209962 Jy ! Component: 200 - total flux cleaned = -0.000337941 Jy ! Total flux subtracted in 200 components = -0.000337941 Jy ! Clean residual min=-0.001389 max=0.001063 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.277801 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.277801 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=0.058473Jy sigma=0.450963 ! Fit after self-cal, rms=0.058470Jy sigma=0.450957 ! 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=0.058470Jy sigma=0.450957 ! Fit after self-cal, rms=0.058549Jy sigma=0.450904 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9555 mas, bmaj=1.32 mas, bpa=-10.68 degrees ! Estimated noise=0.487877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150094 Jy ! Component: 100 - total flux cleaned = -0.000278326 Jy ! Component: 150 - total flux cleaned = -0.000369536 Jy ! Component: 200 - total flux cleaned = -0.000431223 Jy ! Total flux subtracted in 200 components = -0.000431223 Jy ! Clean residual min=-0.001357 max=0.001117 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.27737 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.27737 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=0.058531Jy sigma=0.450736 ! Fit after self-cal, rms=0.058531Jy sigma=0.450730 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 = -1.78155e-05 Jy ! Component: 100 - total flux cleaned = -7.29991e-05 Jy ! Component: 150 - total flux cleaned = -0.0001231 Jy ! Component: 200 - total flux cleaned = -0.000169127 Jy ! Total flux subtracted in 200 components = -0.000169127 Jy ! Clean residual min=-0.001351 max=0.001091 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.277201 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.277201 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=0.058522Jy sigma=0.450645 ! Fit after self-cal, rms=0.058520Jy sigma=0.450642 ! 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=0.058520Jy sigma=0.450642 ! Fit after self-cal, rms=0.058567Jy sigma=0.450624 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.231 mas, bmaj=2.477 mas, bpa=-21.02 degrees ! Estimated noise=0.632584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000229036 Jy ! Component: 100 - total flux cleaned = -0.00029786 Jy ! Component: 150 - total flux cleaned = -0.00034047 Jy ! Component: 200 - total flux cleaned = -0.000375009 Jy ! Total flux subtracted in 200 components = -0.000375009 Jy ! Clean residual min=-0.001078 max=0.001023 Jy/beam ! Clean residual mean=0.000003 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.276826 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 84 components and 0.276826 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=0.058564Jy sigma=0.450601 ! Fit after self-cal, rms=0.058564Jy sigma=0.450594 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 = 6.99526e-06 Jy ! Component: 100 - total flux cleaned = -2.25446e-05 Jy ! Component: 150 - total flux cleaned = -2.92393e-05 Jy ! Component: 200 - total flux cleaned = -3.48875e-05 Jy ! Total flux subtracted in 200 components = -3.48875e-05 Jy ! Clean residual min=-0.001078 max=0.001018 Jy/beam ! Clean residual mean=0.000003 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.276791 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 92 components and 0.276791 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=0.058563Jy sigma=0.450591 ! Fit after self-cal, rms=0.058562Jy sigma=0.450590 ! 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=0.955 mas, bmaj=1.32 mas, bpa=-10.72 degrees ! Estimated noise=0.487779 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.955 x 1.32 at -10.72 degrees (North through East) ! Clean map min=-0.0012148 max=0.24004 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=0.7299 mas, bmaj=1.019 mas, bpa=-12.15 degrees ! Estimated noise=1.07051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.181655 Jy ! Component: 100 - total flux cleaned = 0.224212 Jy ! Component: 150 - total flux cleaned = 0.240897 Jy ! Component: 200 - total flux cleaned = 0.249888 Jy ! Total flux subtracted in 200 components = 0.249888 Jy ! Clean residual min=-0.002810 max=0.004786 Jy/beam ! Clean residual mean=0.000000 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.249888 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 0.249888 Jy ! Inverting map and beam ! Estimated beam: bmin=0.955 mas, bmaj=1.32 mas, bpa=-10.72 degrees ! Estimated noise=0.487779 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 = 0.00959203 Jy ! Component: 100 - total flux cleaned = 0.0147045 Jy ! Component: 150 - total flux cleaned = 0.017972 Jy ! Component: 200 - total flux cleaned = 0.0202997 Jy ! Total flux subtracted in 200 components = 0.0202997 Jy ! Clean residual min=-0.001571 max=0.001512 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.270187 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 36 components and 0.270187 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=2.231 mas, bmaj=2.477 mas, bpa=-21.02 degrees ! Estimated noise=0.632584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280427 Jy ! Component: 100 - total flux cleaned = 0.0042721 Jy ! Component: 150 - total flux cleaned = 0.00513368 Jy ! Component: 200 - total flux cleaned = 0.00564575 Jy ! Total flux subtracted in 200 components = 0.00564575 Jy ! Clean residual min=-0.001120 max=0.001043 Jy/beam ! Clean residual mean=0.000003 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.275833 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 = 0.000305671 Jy ! Component: 100 - total flux cleaned = 0.00048822 Jy ! Component: 150 - total flux cleaned = 0.000519831 Jy ! Component: 200 - total flux cleaned = 0.000552333 Jy ! Total flux subtracted in 200 components = 0.000552333 Jy ! Clean residual min=-0.001117 max=0.000987 Jy/beam ! Clean residual mean=0.000003 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.276386 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 75 components and 0.276386 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.955 mas, bmaj=1.32 mas, bpa=-10.72 degrees ! Estimated noise=0.487779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00025736 Jy ! Component: 100 - total flux cleaned = -0.000272146 Jy ! Component: 150 - total flux cleaned = -0.000284544 Jy ! Component: 200 - total flux cleaned = -0.00028425 Jy ! Total flux subtracted in 200 components = -0.00028425 Jy ! Clean residual min=-0.001269 max=0.000978 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.276101 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 84 components and 0.276101 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=0.058576Jy sigma=0.450573 ! Fit after self-cal, rms=0.058568Jy sigma=0.450554 wmodel J0047+5657_X_map.mod ! Writing 84 model components to file: J0047+5657_X_map.mod wobs J0047+5657_X_uvs.fits ! Writing UV FITS file: J0047+5657_X_uvs.fits wwins J0047+5657_X_map.win ! wwins: Wrote 2 windows to J0047+5657_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 = -0.000213942 Jy ! Component: 100 - total flux cleaned = -0.000159799 Jy ! Component: 150 - total flux cleaned = -0.000126941 Jy ! Component: 200 - total flux cleaned = -9.44545e-05 Jy ! Component: 250 - total flux cleaned = -3.24152e-05 Jy ! Component: 300 - total flux cleaned = 2.74318e-05 Jy ! Component: 350 - total flux cleaned = 4.21547e-05 Jy ! Component: 400 - total flux cleaned = 8.53684e-05 Jy ! Component: 450 - total flux cleaned = 0.000127262 Jy ! Component: 500 - total flux cleaned = 0.000127373 Jy ! Component: 550 - total flux cleaned = 0.000181346 Jy ! Component: 600 - total flux cleaned = 0.000207854 Jy ! Component: 650 - total flux cleaned = 0.000273145 Jy ! Component: 700 - total flux cleaned = 0.00032447 Jy ! Component: 750 - total flux cleaned = 0.000311694 Jy ! Component: 800 - total flux cleaned = 0.000374251 Jy ! Component: 850 - total flux cleaned = 0.000411248 Jy ! Component: 900 - total flux cleaned = 0.00043561 Jy ! Component: 950 - total flux cleaned = 0.000411399 Jy ! Component: 1000 - total flux cleaned = 0.000507216 Jy ! Component: 1050 - total flux cleaned = 0.000459704 Jy ! Component: 1100 - total flux cleaned = 0.000494961 Jy ! Component: 1150 - total flux cleaned = 0.000518152 Jy ! Component: 1200 - total flux cleaned = 0.000529771 Jy ! Component: 1250 - total flux cleaned = 0.000518504 Jy ! Component: 1300 - total flux cleaned = 0.000586373 Jy ! Component: 1350 - total flux cleaned = 0.000597525 Jy ! Component: 1400 - total flux cleaned = 0.000619762 Jy ! Component: 1450 - total flux cleaned = 0.000652889 Jy ! Component: 1500 - total flux cleaned = 0.000674637 Jy ! Component: 1550 - total flux cleaned = 0.000717924 Jy ! Component: 1600 - total flux cleaned = 0.000750122 Jy ! Component: 1650 - total flux cleaned = 0.000771307 Jy ! Component: 1700 - total flux cleaned = 0.000771335 Jy ! Component: 1750 - total flux cleaned = 0.00080277 Jy ! Component: 1800 - total flux cleaned = 0.00080269 Jy ! Component: 1850 - total flux cleaned = 0.000792482 Jy ! Component: 1900 - total flux cleaned = 0.000813095 Jy ! Component: 1950 - total flux cleaned = 0.000853849 Jy ! Component: 2000 - total flux cleaned = 0.000884108 Jy ! Component: 2050 - total flux cleaned = 0.000803994 Jy ! Component: 2100 - total flux cleaned = 0.00087369 Jy ! Component: 2150 - total flux cleaned = 0.000814403 Jy ! Component: 2200 - total flux cleaned = 0.000834085 Jy ! Component: 2250 - total flux cleaned = 0.000843813 Jy ! Component: 2300 - total flux cleaned = 0.000814676 Jy ! Component: 2350 - total flux cleaned = 0.000833935 Jy ! Component: 2400 - total flux cleaned = 0.000833946 Jy ! Component: 2450 - total flux cleaned = 0.000833954 Jy ! Component: 2500 - total flux cleaned = 0.000833976 Jy ! Component: 2550 - total flux cleaned = 0.000899521 Jy ! Component: 2600 - total flux cleaned = 0.00085294 Jy ! Component: 2650 - total flux cleaned = 0.00085297 Jy ! Component: 2700 - total flux cleaned = 0.000880574 Jy ! Component: 2750 - total flux cleaned = 0.00088046 Jy ! Component: 2800 - total flux cleaned = 0.000880455 Jy ! Component: 2850 - total flux cleaned = 0.000853419 Jy ! Component: 2900 - total flux cleaned = 0.000880273 Jy ! Component: 2950 - total flux cleaned = 0.000880358 Jy ! Component: 3000 - total flux cleaned = 0.000889312 Jy ! Component: 3050 - total flux cleaned = 0.000915728 Jy ! Component: 3100 - total flux cleaned = 0.000924389 Jy ! Component: 3150 - total flux cleaned = 0.000915745 Jy ! Component: 3200 - total flux cleaned = 0.000967705 Jy ! Component: 3250 - total flux cleaned = 0.000967724 Jy ! Component: 3300 - total flux cleaned = 0.000993385 Jy ! Component: 3350 - total flux cleaned = 0.00100197 Jy ! Component: 3400 - total flux cleaned = 0.00103591 Jy ! Component: 3450 - total flux cleaned = 0.00103591 Jy ! Component: 3500 - total flux cleaned = 0.00105274 Jy ! Component: 3550 - total flux cleaned = 0.00108614 Jy ! Component: 3600 - total flux cleaned = 0.0011027 Jy ! Component: 3650 - total flux cleaned = 0.00106963 Jy ! Component: 3700 - total flux cleaned = 0.00111906 Jy ! Component: 3750 - total flux cleaned = 0.00113545 Jy ! Component: 3800 - total flux cleaned = 0.00114359 Jy ! Component: 3850 - total flux cleaned = 0.00121664 Jy ! Component: 3900 - total flux cleaned = 0.00121665 Jy ! Component: 3950 - total flux cleaned = 0.0012407 Jy ! Component: 4000 - total flux cleaned = 0.00128077 Jy ! Component: 4050 - total flux cleaned = 0.00126484 Jy ! Total flux subtracted in 4096 components = 0.00130448 Jy ! Clean residual min=-0.000452 max=0.000518 Jy/beam ! Clean residual mean=0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.277406 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 424 components and 0.277406 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0047+5657_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.955 x 1.32 at -10.72 degrees (North through East) ! Clean map min=-0.0011038 max=0.24054 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0047+5657_X_map.fits wmodel /image_prod/ug002_uva//J0047+5657_X_map.mod ! Writing 424 model components to file: /image_prod/ug002_uva//J0047+5657_X_map.mod wobs /image_prod/ug002_uva//J0047+5657_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0047+5657_X_uvs.fits wwins /image_prod/ug002_uva//J0047+5657_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0047+5657_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.240537 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000133002 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.165881 0.165881 0.331762 0.663525 1.32705 2.6541 5.3082 10.6164 21.2328 42.4656 84.9312 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.24 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1808.52 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0047+5657_X_dfm.log closed on Wed Mar 4 18:39:22 2020