! Started logfile: /image_prod/ug002_uva//J2253+3236_X_dfm.log on Thu Mar 5 05:57:41 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//J2253+3236_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2253+3236_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.834259 visibilities/baseline/integration-bin. ! Found source: J2253+3236 ! ! 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 121 lines of history. ! ! Reading 21624 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 J2253+3236_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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008082Jy sigma=9.401075 ! Fit after self-cal, rms=0.902980Jy sigma=8.405146 ! 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=0.771 mas, bmaj=1.893 mas, bpa=-25.28 degrees ! Estimated noise=1.09538 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 = 0.0716126 Jy ! Component: 100 - total flux cleaned = 0.0901842 Jy ! Total flux subtracted in 100 components = 0.0901842 Jy ! Clean residual min=-0.007192 max=0.013458 Jy/beam ! Clean residual mean=0.000002 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 0.0901842 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0901842 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=0.063278Jy sigma=0.554408 ! Fit after self-cal, rms=0.063158Jy sigma=0.553445 ! Inverting map ! Added new window around map position (-1.4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129157 Jy ! Component: 100 - total flux cleaned = 0.0209628 Jy ! Total flux subtracted in 100 components = 0.0209628 Jy ! Clean residual min=-0.005459 max=0.007480 Jy/beam ! Clean residual mean=-0.000000 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.111147 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.111147 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=0.059324Jy sigma=0.513874 ! Fit after self-cal, rms=0.059091Jy sigma=0.511533 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682571 Jy ! Component: 100 - total flux cleaned = 0.0108173 Jy ! Total flux subtracted in 100 components = 0.0108173 Jy ! Clean residual min=-0.004599 max=0.005712 Jy/beam ! Clean residual mean=-0.000001 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.121964 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.121964 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=0.057920Jy sigma=0.499487 ! Fit after self-cal, rms=0.057858Jy sigma=0.498749 ! 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=1.006 mas, bmaj=2.085 mas, bpa=-22.18 degrees ! Estimated noise=0.525701 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 (2.6, -35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0063422 Jy ! Component: 100 - total flux cleaned = 0.0103629 Jy ! Component: 150 - total flux cleaned = 0.0128971 Jy ! Component: 200 - total flux cleaned = 0.0143468 Jy ! Total flux subtracted in 200 components = 0.0143468 Jy ! Clean residual min=-0.003633 max=0.004427 Jy/beam ! Clean residual mean=-0.000003 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.136311 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 54 components and 0.136311 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=0.057031Jy sigma=0.490333 ! Fit after self-cal, rms=0.056976Jy sigma=0.489736 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.006 x 2.085 at -22.18 degrees (North through East) ! Clean map min=-0.0034645 max=0.094197 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.95 KP 1.05 ! LA 1.00 MK 1.02 NL 1.17 OV 0.93 ! PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 0.96 KP 1.03 ! LA 0.99 MK 1.06 NL 1.09 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 0.96 KP 1.04 ! LA 1.00 MK 1.05 NL 1.19 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.93 KP 1.05 ! LA 1.02 MK 1.06 NL 1.14 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.93 KP 1.08 ! LA 1.03 MK 1.04 NL 1.12 OV 0.91 ! PT 0.86 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.94 KP 1.00 ! LA 1.00 MK 1.03 NL 1.19 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.94 KP 1.04 ! LA 0.99 MK 1.08 NL 1.14 OV 0.92 ! PT 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.92 KP 1.04 ! LA 0.99 MK 1.01 NL 1.18 OV 0.92 ! PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.89 KP 1.04 ! LA 1.01 MK 1.00 NL 1.15 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.91 KP 1.04 ! LA 1.00 MK 1.00 NL 1.18 OV 0.90 ! PT 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.88 KP 1.06 ! LA 0.99 MK 1.02 NL 1.15 OV 0.91 ! PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 1.00 KP 1.01 ! LA 1.01 MK 0.94 NL 1.21 OV 0.93 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.056976Jy sigma=0.489736 ! Fit after self-cal, rms=0.054561Jy sigma=0.480367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=2.074 mas, bpa=-22.07 degrees ! Estimated noise=0.519394 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 (-3.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104899 Jy ! Component: 100 - total flux cleaned = 0.00061839 Jy ! Component: 150 - total flux cleaned = 0.000258761 Jy ! Component: 200 - total flux cleaned = -0.000166813 Jy ! Total flux subtracted in 200 components = -0.000166813 Jy ! Clean residual min=-0.001887 max=0.001930 Jy/beam ! Clean residual mean=0.000001 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.136144 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.136144 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=0.054326Jy sigma=0.478540 ! Fit after self-cal, rms=0.054342Jy sigma=0.478247 ! 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=0.054342Jy sigma=0.478247 ! Fit after self-cal, rms=0.056631Jy sigma=0.474327 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.087 mas, bpa=-22.71 degrees ! Estimated noise=0.523367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00164201 Jy ! Component: 100 - total flux cleaned = -0.00173191 Jy ! Component: 150 - total flux cleaned = -0.00177158 Jy ! Component: 200 - total flux cleaned = -0.00177003 Jy ! Total flux subtracted in 200 components = -0.00177003 Jy ! Clean residual min=-0.001257 max=0.001153 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.134374 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 92 components and 0.134374 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=0.056556Jy sigma=0.473573 ! Fit after self-cal, rms=0.056619Jy sigma=0.473448 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 = -0.000117875 Jy ! Component: 100 - total flux cleaned = -0.000115149 Jy ! Component: 150 - total flux cleaned = -0.000217466 Jy ! Component: 200 - total flux cleaned = -0.000313028 Jy ! Total flux subtracted in 200 components = -0.000313028 Jy ! Clean residual min=-0.001228 max=0.001081 Jy/beam ! Clean residual mean=0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.134061 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 0.134061 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=0.056594Jy sigma=0.473212 ! Fit after self-cal, rms=0.056591Jy sigma=0.473201 ! 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=0.056591Jy sigma=0.473201 ! Fit after self-cal, rms=0.056744Jy sigma=0.473039 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.088 mas, bpa=-22.65 degrees ! Estimated noise=0.522742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000795386 Jy ! Component: 100 - total flux cleaned = -0.000965104 Jy ! Component: 150 - total flux cleaned = -0.00113182 Jy ! Component: 200 - total flux cleaned = -0.00115275 Jy ! Total flux subtracted in 200 components = -0.00115275 Jy ! Clean residual min=-0.001087 max=0.001019 Jy/beam ! Clean residual mean=0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.132909 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 116 components and 0.132909 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=0.056717Jy sigma=0.472781 ! Fit after self-cal, rms=0.056724Jy sigma=0.472762 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 = -9.14938e-05 Jy ! Component: 100 - total flux cleaned = -9.10213e-05 Jy ! Component: 150 - total flux cleaned = -0.000109654 Jy ! Component: 200 - total flux cleaned = -0.000110374 Jy ! Total flux subtracted in 200 components = -0.000110374 Jy ! Clean residual min=-0.001063 max=0.000982 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.132798 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 126 components and 0.132798 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=0.056712Jy sigma=0.472648 ! Fit after self-cal, rms=0.056709Jy sigma=0.472643 ! 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=0.056709Jy sigma=0.472643 ! Fit after self-cal, rms=0.056807Jy sigma=0.472580 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.247 mas, bmaj=2.61 mas, bpa=-12.51 degrees ! Estimated noise=0.616242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000668005 Jy ! Component: 100 - total flux cleaned = -0.000811708 Jy ! Component: 150 - total flux cleaned = -0.000785059 Jy ! Component: 200 - total flux cleaned = -0.00076154 Jy ! Total flux subtracted in 200 components = -0.00076154 Jy ! Clean residual min=-0.001188 max=0.001110 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.132037 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 140 components and 0.132037 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=0.056801Jy sigma=0.472506 ! Fit after self-cal, rms=0.056808Jy sigma=0.472496 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 = -3.18485e-05 Jy ! Component: 100 - total flux cleaned = -4.27921e-05 Jy ! Component: 150 - total flux cleaned = -4.2865e-05 Jy ! Component: 200 - total flux cleaned = -2.53514e-05 Jy ! Total flux subtracted in 200 components = -2.53514e-05 Jy ! Clean residual min=-0.001193 max=0.001076 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.132011 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 148 components and 0.132011 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=0.056806Jy sigma=0.472476 ! Fit after self-cal, rms=0.056805Jy sigma=0.472475 ! 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=1.011 mas, bmaj=2.089 mas, bpa=-22.58 degrees ! Estimated noise=0.52218 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 2.089 at -22.58 degrees (North through East) ! Clean map min=-0.0010704 max=0.09308 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=0.772 mas, bmaj=1.901 mas, bpa=-25.53 degrees ! Estimated noise=1.09484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.071213 Jy ! Component: 100 - total flux cleaned = 0.0929986 Jy ! Component: 150 - total flux cleaned = 0.104641 Jy ! Component: 200 - total flux cleaned = 0.111794 Jy ! Total flux subtracted in 200 components = 0.111794 Jy ! Clean residual min=-0.002791 max=0.003778 Jy/beam ! Clean residual mean=0.000001 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.111794 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.111794 Jy ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=2.089 mas, bpa=-22.58 degrees ! Estimated noise=0.52218 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 = 0.00689211 Jy ! Component: 100 - total flux cleaned = 0.0110514 Jy ! Component: 150 - total flux cleaned = 0.0138466 Jy ! Component: 200 - total flux cleaned = 0.015865 Jy ! Total flux subtracted in 200 components = 0.015865 Jy ! Clean residual min=-0.001249 max=0.001555 Jy/beam ! Clean residual mean=0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.127659 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 46 components and 0.127659 Jy ! Inverting map ! Added new window around map position (1.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164071 Jy ! Component: 100 - total flux cleaned = 0.00250341 Jy ! Component: 150 - total flux cleaned = 0.00297087 Jy ! Component: 200 - total flux cleaned = 0.00334409 Jy ! Total flux subtracted in 200 components = 0.00334409 Jy ! Clean residual min=-0.001077 max=0.001057 Jy/beam ! Clean residual mean=0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.131003 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 73 components and 0.131003 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=2.247 mas, bmaj=2.61 mas, bpa=-12.51 degrees ! Estimated noise=0.616242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000569683 Jy ! Component: 100 - total flux cleaned = 0.00072331 Jy ! Component: 150 - total flux cleaned = 0.000801814 Jy ! Component: 200 - total flux cleaned = 0.000912442 Jy ! Total flux subtracted in 200 components = 0.000912442 Jy ! Clean residual min=-0.001238 max=0.000980 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.131916 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 = 7.70851e-05 Jy ! Component: 100 - total flux cleaned = 0.000146153 Jy ! Component: 150 - total flux cleaned = 0.000146122 Jy ! Component: 200 - total flux cleaned = 0.00017357 Jy ! Total flux subtracted in 200 components = 0.00017357 Jy ! Clean residual min=-0.001226 max=0.000984 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.13209 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 107 components and 0.132089 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=2.089 mas, bpa=-22.58 degrees ! Estimated noise=0.52218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000451477 Jy ! Component: 100 - total flux cleaned = -0.000632256 Jy ! Component: 150 - total flux cleaned = -0.000724812 Jy ! Component: 200 - total flux cleaned = -0.000767564 Jy ! Total flux subtracted in 200 components = -0.000767564 Jy ! Clean residual min=-0.001017 max=0.000974 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.131322 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 127 components and 0.131322 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=0.056813Jy sigma=0.472475 ! Fit after self-cal, rms=0.056797Jy sigma=0.472398 wmodel J2253+3236_X_map.mod ! Writing 127 model components to file: J2253+3236_X_map.mod wobs J2253+3236_X_uvs.fits ! Writing UV FITS file: J2253+3236_X_uvs.fits wwins J2253+3236_X_map.win ! wwins: Wrote 5 windows to J2253+3236_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 = -0.000165846 Jy ! Component: 100 - total flux cleaned = -0.000234497 Jy ! Component: 150 - total flux cleaned = -0.000284123 Jy ! Component: 200 - total flux cleaned = -0.000332076 Jy ! Component: 250 - total flux cleaned = -0.000316886 Jy ! Component: 300 - total flux cleaned = -0.000347121 Jy ! Component: 350 - total flux cleaned = -0.000346956 Jy ! Component: 400 - total flux cleaned = -0.000332198 Jy ! Component: 450 - total flux cleaned = -0.000331958 Jy ! Component: 500 - total flux cleaned = -0.000234167 Jy ! Component: 550 - total flux cleaned = -0.000220318 Jy ! Component: 600 - total flux cleaned = -0.000179308 Jy ! Component: 650 - total flux cleaned = -0.000139246 Jy ! Component: 700 - total flux cleaned = -9.99353e-05 Jy ! Component: 750 - total flux cleaned = -6.10871e-05 Jy ! Component: 800 - total flux cleaned = -4.83693e-05 Jy ! Component: 850 - total flux cleaned = 2.73321e-05 Jy ! Component: 900 - total flux cleaned = 3.98857e-05 Jy ! Component: 950 - total flux cleaned = 0.000101347 Jy ! Component: 1000 - total flux cleaned = 0.000113468 Jy ! Component: 1050 - total flux cleaned = 0.000173486 Jy ! Component: 1100 - total flux cleaned = 0.000185378 Jy ! Component: 1150 - total flux cleaned = 0.000232053 Jy ! Component: 1200 - total flux cleaned = 0.000243745 Jy ! Component: 1250 - total flux cleaned = 0.000277837 Jy ! Component: 1300 - total flux cleaned = 0.000323017 Jy ! Component: 1350 - total flux cleaned = 0.000356517 Jy ! Component: 1400 - total flux cleaned = 0.000389531 Jy ! Component: 1450 - total flux cleaned = 0.000411407 Jy ! Component: 1500 - total flux cleaned = 0.000454827 Jy ! Component: 1550 - total flux cleaned = 0.000487002 Jy ! Component: 1600 - total flux cleaned = 0.000497775 Jy ! Component: 1650 - total flux cleaned = 0.00059256 Jy ! Component: 1700 - total flux cleaned = 0.000634118 Jy ! Component: 1750 - total flux cleaned = 0.000654823 Jy ! Component: 1800 - total flux cleaned = 0.000726343 Jy ! Component: 1850 - total flux cleaned = 0.000766767 Jy ! Component: 1900 - total flux cleaned = 0.000826954 Jy ! Component: 1950 - total flux cleaned = 0.00087665 Jy ! Component: 2000 - total flux cleaned = 0.000925891 Jy ! Component: 2050 - total flux cleaned = 0.000925912 Jy ! Component: 2100 - total flux cleaned = 0.00103231 Jy ! Component: 2150 - total flux cleaned = 0.00105147 Jy ! Component: 2200 - total flux cleaned = 0.00107991 Jy ! Component: 2250 - total flux cleaned = 0.00112712 Jy ! Component: 2300 - total flux cleaned = 0.00116452 Jy ! Component: 2350 - total flux cleaned = 0.00122014 Jy ! Component: 2400 - total flux cleaned = 0.00123848 Jy ! Component: 2450 - total flux cleaned = 0.00128417 Jy ! Component: 2500 - total flux cleaned = 0.00132044 Jy ! Component: 2550 - total flux cleaned = 0.00136557 Jy ! Component: 2600 - total flux cleaned = 0.00141024 Jy ! Component: 2650 - total flux cleaned = 0.00144568 Jy ! Component: 2700 - total flux cleaned = 0.00146326 Jy ! Component: 2750 - total flux cleaned = 0.00147196 Jy ! Component: 2800 - total flux cleaned = 0.00150672 Jy ! Component: 2850 - total flux cleaned = 0.00151531 Jy ! Component: 2900 - total flux cleaned = 0.00153249 Jy ! Component: 2950 - total flux cleaned = 0.00158348 Jy ! Component: 3000 - total flux cleaned = 0.00163417 Jy ! Component: 3050 - total flux cleaned = 0.00166767 Jy ! Component: 3100 - total flux cleaned = 0.00168425 Jy ! Component: 3150 - total flux cleaned = 0.00171722 Jy ! Component: 3200 - total flux cleaned = 0.0017173 Jy ! Component: 3250 - total flux cleaned = 0.00172555 Jy ! Component: 3300 - total flux cleaned = 0.00175 Jy ! Component: 3350 - total flux cleaned = 0.00177421 Jy ! Component: 3400 - total flux cleaned = 0.00179816 Jy ! Component: 3450 - total flux cleaned = 0.00180607 Jy ! Component: 3500 - total flux cleaned = 0.00181383 Jy ! Component: 3550 - total flux cleaned = 0.00182964 Jy ! Component: 3600 - total flux cleaned = 0.00185304 Jy ! Component: 3650 - total flux cleaned = 0.00183757 Jy ! Component: 3700 - total flux cleaned = 0.00187624 Jy ! Component: 3750 - total flux cleaned = 0.00188392 Jy ! Component: 3800 - total flux cleaned = 0.00190682 Jy ! Component: 3850 - total flux cleaned = 0.00189163 Jy ! Component: 3900 - total flux cleaned = 0.00191431 Jy ! Component: 3950 - total flux cleaned = 0.00192927 Jy ! Component: 4000 - total flux cleaned = 0.00190689 Jy ! Component: 4050 - total flux cleaned = 0.00196621 Jy ! Total flux subtracted in 4096 components = 0.00193668 Jy ! Clean residual min=-0.000467 max=0.000405 Jy/beam ! Clean residual mean=0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.133259 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 425 components and 0.133258 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2253+3236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 2.089 at -22.58 degrees (North through East) ! Clean map min=-0.00070912 max=0.092997 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2253+3236_X_map.fits wmodel /image_prod/ug002_uva//J2253+3236_X_map.mod ! Writing 425 model components to file: /image_prod/ug002_uva//J2253+3236_X_map.mod wobs /image_prod/ug002_uva//J2253+3236_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2253+3236_X_uvs.fits wwins /image_prod/ug002_uva//J2253+3236_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2253+3236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0929972 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125922 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.406213 0.406213 0.812426 1.62485 3.2497 6.49941 12.9988 25.9976 51.9952 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.092 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 738.529 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2253+3236_X_dfm.log closed on Thu Mar 5 05:57:46 2020