! Started logfile: /vlbi/bp222/maps//J0025-2602_X_dfm.log on Thu Sep 27 10:33:49 2018 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 /vlbi/bp222/maps//J0025-2602_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0025-2602_X_uvm.fits ! AN table 1: 21 integrations on 36 of 36 possible baselines. ! AN table 2: 46 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.789779 visibilities/baseline/integration-bin. ! Found source: J0025-2602 ! ! 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 16320 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 J0025-2602_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 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 69 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.032366Jy sigma=10.562612 ! Fit after self-cal, rms=0.839637Jy sigma=8.222975 ! 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=0.9537 mas, bmaj=3.198 mas, bpa=8.416 degrees ! Estimated noise=1.26798 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 = 0.115169 Jy ! Component: 100 - total flux cleaned = 0.179347 Jy ! Total flux subtracted in 100 components = 0.179347 Jy ! Clean residual min=-0.019096 max=0.046309 Jy/beam ! Clean residual mean=-0.000169 rms=0.007123 Jy/beam ! Combined flux in latest and established models = 0.179347 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 45 components and 0.179347 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=0.150996Jy sigma=1.603217 ! Fit after self-cal, rms=0.149209Jy sigma=1.594279 ! Inverting map ! Added new window around map position (-1.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0491383 Jy ! Component: 100 - total flux cleaned = 0.0814744 Jy ! Total flux subtracted in 100 components = 0.0814744 Jy ! Clean residual min=-0.015266 max=0.032768 Jy/beam ! Clean residual mean=-0.000119 rms=0.004621 Jy/beam ! Combined flux in latest and established models = 0.260821 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 78 components and 0.260821 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=0.117883Jy sigma=1.203211 ! Fit after self-cal, rms=0.116485Jy sigma=1.191351 ! 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=1.302 mas, bmaj=3.943 mas, bpa=6.88 degrees ! Estimated noise=0.57963 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 = 0.0486932 Jy ! Component: 100 - total flux cleaned = 0.0776646 Jy ! Component: 150 - total flux cleaned = 0.0970789 Jy ! Component: 200 - total flux cleaned = 0.110426 Jy ! Total flux subtracted in 200 components = 0.110426 Jy ! Clean residual min=-0.013558 max=0.032805 Jy/beam ! Clean residual mean=-0.000143 rms=0.004869 Jy/beam ! Combined flux in latest and established models = 0.371247 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 118 components and 0.371247 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=0.095918Jy sigma=0.904780 ! Fit after self-cal, rms=0.095137Jy sigma=0.896100 ! Inverting map ! Added new window around map position (2.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259421 Jy ! Component: 100 - total flux cleaned = 0.0407703 Jy ! Component: 150 - total flux cleaned = 0.0515639 Jy ! Component: 200 - total flux cleaned = 0.056972 Jy ! Total flux subtracted in 200 components = 0.056972 Jy ! Clean residual min=-0.009992 max=0.012042 Jy/beam ! Clean residual mean=-0.000051 rms=0.002879 Jy/beam ! Combined flux in latest and established models = 0.428219 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 165 components and 0.428219 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=0.087338Jy sigma=0.803632 ! Fit after self-cal, rms=0.086793Jy sigma=0.794952 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.302 x 3.943 at 6.88 degrees (North through East) ! Clean map min=-0.0089243 max=0.14908 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.38 KP 0.96 ! LA 0.91 NL 1.35 OV 1.00 PT 0.97 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.96 HN 0.87 LA 1.00 ! NL 0.99 OV 0.98 PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.40 KP 1.04 ! LA 0.90 NL 1.42 OV 0.97 PT 1.02 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 HN 1.26 LA 1.02 ! NL 1.07 OV 1.01 PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.29 KP 1.03 ! LA 0.91 NL 1.48 OV 0.99 PT 1.02 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00 HN 1.26 LA 1.03 ! NL 0.99 OV 1.04 PT 0.86 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.42 KP 1.02 ! LA 0.95 NL 1.21 OV 0.97 PT 1.02 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 HN 0.85 LA 1.05 ! NL 1.04 OV 1.05 PT 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.06 HN 1.16 KP 0.95 ! LA 1.03 NL 1.26 OV 0.96 PT 1.02 ! SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.97 HN 0.70 LA 1.03 ! NL 1.24 OV 1.05 PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.22 KP 0.96 ! LA 1.06 NL 1.10 OV 0.96 PT 0.98 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.95 HN 0.83 LA 0.97 ! NL 1.16 OV 1.08 PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 1.35 KP 1.00 ! LA 0.99 NL 1.26 OV 1.02 PT 1.02 ! SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.90 HN 0.91 LA 0.92 ! NL 1.06 OV 1.11 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.15 KP 1.03 ! LA 0.95 NL 1.17 OV 1.02 PT 1.04 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.94 HN 1.05 LA 0.93 ! NL 1.04 OV 1.07 PT 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.46 KP 1.00 ! LA 0.98 NL 1.25 OV 0.98 PT 1.08 ! SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 0.96 HN 0.67 LA 0.93 ! NL 0.97 OV 1.06 PT 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.34 KP 0.96 ! LA 1.04 NL 1.21 OV 0.96 PT 1.06 ! SC 0.80 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.03 HN 0.77 LA 0.94 ! NL 0.86 OV 1.07 PT 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.30 KP 0.99 ! LA 1.10 NL 1.05 OV 1.00 PT 0.98 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.00 HN 0.89 LA 1.03 ! NL 0.79 OV 1.09 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.09 HN 1.16 KP 0.98 ! LA 1.07 NL 1.18 OV 1.01 PT 0.96 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.04 HN 0.72 LA 1.10 ! NL 0.83 OV 1.07 PT 0.92 ! ! ! Fit before self-cal, rms=0.086793Jy sigma=0.794952 ! Fit after self-cal, rms=0.091686Jy sigma=0.761372 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.313 mas, bmaj=3.959 mas, bpa=7.22 degrees ! Estimated noise=0.603111 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 = 0.00379401 Jy ! Component: 100 - total flux cleaned = 0.00459663 Jy ! Component: 150 - total flux cleaned = 0.00539782 Jy ! Component: 200 - total flux cleaned = 0.00597791 Jy ! Total flux subtracted in 200 components = 0.00597791 Jy ! Clean residual min=-0.006306 max=0.009324 Jy/beam ! Clean residual mean=-0.000021 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 0.434197 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 181 components and 0.434197 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=0.090971Jy sigma=0.755133 ! Fit after self-cal, rms=0.091263Jy sigma=0.753912 ! 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=0.091263Jy sigma=0.753912 ! Fit after self-cal, rms=0.090149Jy sigma=0.753370 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.31 mas, bmaj=3.947 mas, bpa=7.15 degrees ! Estimated noise=0.596344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014827 Jy ! Component: 100 - total flux cleaned = 0.00186428 Jy ! Component: 150 - total flux cleaned = 0.00226885 Jy ! Component: 200 - total flux cleaned = 0.00262651 Jy ! Total flux subtracted in 200 components = 0.00262651 Jy ! Clean residual min=-0.005983 max=0.009214 Jy/beam ! Clean residual mean=-0.000022 rms=0.002181 Jy/beam ! Combined flux in latest and established models = 0.436824 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 193 components and 0.436824 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=0.089815Jy sigma=0.750620 ! Fit after self-cal, rms=0.089836Jy sigma=0.750172 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-13.4, -43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00874715 Jy ! Component: 100 - total flux cleaned = 0.0137448 Jy ! Component: 150 - total flux cleaned = 0.0174835 Jy ! Component: 200 - total flux cleaned = 0.0204736 Jy ! Total flux subtracted in 200 components = 0.0204736 Jy ! Clean residual min=-0.005586 max=0.006542 Jy/beam ! Clean residual mean=-0.000026 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 0.457297 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 235 components and 0.457297 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=0.088953Jy sigma=0.738538 ! Fit after self-cal, rms=0.088975Jy sigma=0.737658 ! 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=0.088975Jy sigma=0.737658 ! Fit after self-cal, rms=0.088379Jy sigma=0.725989 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.313 mas, bmaj=3.944 mas, bpa=6.711 degrees ! Estimated noise=0.58963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348347 Jy ! Component: 100 - total flux cleaned = 0.00525353 Jy ! Component: 150 - total flux cleaned = 0.00632855 Jy ! Component: 200 - total flux cleaned = 0.00699347 Jy ! Total flux subtracted in 200 components = 0.00699347 Jy ! Clean residual min=-0.004681 max=0.005769 Jy/beam ! Clean residual mean=-0.000022 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 0.464291 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 259 components and 0.464291 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=0.088068Jy sigma=0.722641 ! Fit after self-cal, rms=0.088169Jy sigma=0.722142 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 = 0.00161257 Jy ! Component: 100 - total flux cleaned = 0.00226324 Jy ! Component: 150 - total flux cleaned = 0.00267492 Jy ! Component: 200 - total flux cleaned = 0.00304358 Jy ! Total flux subtracted in 200 components = 0.00304358 Jy ! Clean residual min=-0.004699 max=0.005445 Jy/beam ! Clean residual mean=-0.000021 rms=0.001524 Jy/beam ! Combined flux in latest and established models = 0.467334 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 277 components and 0.467334 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=0.088002Jy sigma=0.720447 ! Fit after self-cal, rms=0.088025Jy sigma=0.720215 ! 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=0.088025Jy sigma=0.720215 ! Fit after self-cal, rms=0.087734Jy sigma=0.719770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.519 mas, bmaj=6.337 mas, bpa=-8.929 degrees ! Estimated noise=0.626456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215473 Jy ! Component: 100 - total flux cleaned = 0.00372334 Jy ! Component: 150 - total flux cleaned = 0.00470947 Jy ! Component: 200 - total flux cleaned = 0.00543377 Jy ! Total flux subtracted in 200 components = 0.00543377 Jy ! Clean residual min=-0.005829 max=0.006363 Jy/beam ! Clean residual mean=-0.000025 rms=0.001947 Jy/beam ! Combined flux in latest and established models = 0.472768 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 297 components and 0.472768 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=0.087638Jy sigma=0.718199 ! Fit after self-cal, rms=0.087684Jy sigma=0.717994 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 = 0.000415867 Jy ! Component: 100 - total flux cleaned = 0.000951264 Jy ! Component: 150 - total flux cleaned = 0.00135875 Jy ! Component: 200 - total flux cleaned = 0.0017363 Jy ! Total flux subtracted in 200 components = 0.0017363 Jy ! Clean residual min=-0.005899 max=0.006101 Jy/beam ! Clean residual mean=-0.000027 rms=0.001910 Jy/beam ! Combined flux in latest and established models = 0.474505 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 310 components and 0.474505 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=0.087631Jy sigma=0.717303 ! Fit after self-cal, rms=0.087665Jy sigma=0.717169 ! 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=1.314 mas, bmaj=3.946 mas, bpa=6.605 degrees ! Estimated noise=0.587365 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.314 x 3.946 at 6.605 degrees (North through East) ! Clean map min=-0.0044774 max=0.14821 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=0.9515 mas, bmaj=3.151 mas, bpa=7.636 degrees ! Estimated noise=1.26614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116822 Jy ! Component: 100 - total flux cleaned = 0.186047 Jy ! Component: 150 - total flux cleaned = 0.23305 Jy ! Component: 200 - total flux cleaned = 0.266926 Jy ! Total flux subtracted in 200 components = 0.266926 Jy ! Clean residual min=-0.013966 max=0.019464 Jy/beam ! Clean residual mean=-0.000107 rms=0.004208 Jy/beam ! Combined flux in latest and established models = 0.266926 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 78 model components to the UV plane model. ! The established model now contains 78 components and 0.266926 Jy ! Inverting map and beam ! Estimated beam: bmin=1.314 mas, bmaj=3.946 mas, bpa=6.605 degrees ! Estimated noise=0.587365 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 = 0.0491247 Jy ! Component: 100 - total flux cleaned = 0.079753 Jy ! Component: 150 - total flux cleaned = 0.101407 Jy ! Component: 200 - total flux cleaned = 0.11729 Jy ! Total flux subtracted in 200 components = 0.11729 Jy ! Clean residual min=-0.010530 max=0.011872 Jy/beam ! Clean residual mean=-0.000100 rms=0.003314 Jy/beam ! Combined flux in latest and established models = 0.384216 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 180 components and 0.384216 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=2.519 mas, bmaj=6.337 mas, bpa=-8.929 degrees ! Estimated noise=0.626456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169675 Jy ! Component: 100 - total flux cleaned = 0.0298787 Jy ! Component: 150 - total flux cleaned = 0.0402417 Jy ! Component: 200 - total flux cleaned = 0.0488615 Jy ! Total flux subtracted in 200 components = 0.0488615 Jy ! Clean residual min=-0.009436 max=0.008609 Jy/beam ! Clean residual mean=-0.000070 rms=0.002803 Jy/beam ! Combined flux in latest and established models = 0.433078 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 = 0.00670751 Jy ! Component: 100 - total flux cleaned = 0.0119175 Jy ! Component: 150 - total flux cleaned = 0.0161761 Jy ! Component: 200 - total flux cleaned = 0.0198486 Jy ! Total flux subtracted in 200 components = 0.0198486 Jy ! Clean residual min=-0.007281 max=0.006755 Jy/beam ! Clean residual mean=-0.000047 rms=0.002216 Jy/beam ! Combined flux in latest and established models = 0.452926 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 273 components and 0.452926 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.314 mas, bmaj=3.946 mas, bpa=6.605 degrees ! Estimated noise=0.587365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295781 Jy ! Component: 100 - total flux cleaned = 0.00480218 Jy ! Component: 150 - total flux cleaned = 0.00639582 Jy ! Component: 200 - total flux cleaned = 0.00791801 Jy ! Total flux subtracted in 200 components = 0.00791801 Jy ! Clean residual min=-0.005859 max=0.005314 Jy/beam ! Clean residual mean=-0.000029 rms=0.001507 Jy/beam ! Combined flux in latest and established models = 0.460844 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 303 components and 0.460844 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=0.087905Jy sigma=0.720241 ! Fit after self-cal, rms=0.087553Jy sigma=0.718309 wmodel J0025-2602_X_map.mod ! Writing 303 model components to file: J0025-2602_X_map.mod wobs J0025-2602_X_uvs.fits ! Writing UV FITS file: J0025-2602_X_uvs.fits wwins J0025-2602_X_map.win ! wwins: Wrote 4 windows to J0025-2602_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 = -0.000207203 Jy ! Component: 100 - total flux cleaned = 0.000279527 Jy ! Component: 150 - total flux cleaned = 0.000203287 Jy ! Component: 200 - total flux cleaned = 0.000202354 Jy ! Component: 250 - total flux cleaned = 6.33569e-05 Jy ! Component: 300 - total flux cleaned = -1.35962e-06 Jy ! Component: 350 - total flux cleaned = -0.000191603 Jy ! Component: 400 - total flux cleaned = -0.000373918 Jy ! Component: 450 - total flux cleaned = -0.000489753 Jy ! Component: 500 - total flux cleaned = -0.000487823 Jy ! Component: 550 - total flux cleaned = -0.000544997 Jy ! Component: 600 - total flux cleaned = -0.00065522 Jy ! Component: 650 - total flux cleaned = -0.000761818 Jy ! Component: 700 - total flux cleaned = -0.000863378 Jy ! Component: 750 - total flux cleaned = -0.000963204 Jy ! Component: 800 - total flux cleaned = -0.00115419 Jy ! Component: 850 - total flux cleaned = -0.00115373 Jy ! Component: 900 - total flux cleaned = -0.00115452 Jy ! Component: 950 - total flux cleaned = -0.00128952 Jy ! Component: 1000 - total flux cleaned = -0.00141934 Jy ! Component: 1050 - total flux cleaned = -0.00150288 Jy ! Component: 1100 - total flux cleaned = -0.00146147 Jy ! Component: 1150 - total flux cleaned = -0.00158137 Jy ! Component: 1200 - total flux cleaned = -0.00173769 Jy ! Component: 1250 - total flux cleaned = -0.00169958 Jy ! Component: 1300 - total flux cleaned = -0.00192518 Jy ! Component: 1350 - total flux cleaned = -0.00207102 Jy ! Component: 1400 - total flux cleaned = -0.00221373 Jy ! Component: 1450 - total flux cleaned = -0.00238818 Jy ! Component: 1500 - total flux cleaned = -0.00249057 Jy ! Component: 1550 - total flux cleaned = -0.00265898 Jy ! Component: 1600 - total flux cleaned = -0.00282396 Jy ! Component: 1650 - total flux cleaned = -0.00301771 Jy ! Component: 1700 - total flux cleaned = -0.00308042 Jy ! Component: 1750 - total flux cleaned = -0.00320526 Jy ! Component: 1800 - total flux cleaned = -0.00332796 Jy ! Component: 1850 - total flux cleaned = -0.0034479 Jy ! Component: 1900 - total flux cleaned = -0.00347697 Jy ! Component: 1950 - total flux cleaned = -0.00356355 Jy ! Component: 2000 - total flux cleaned = -0.00362079 Jy ! Component: 2050 - total flux cleaned = -0.00367724 Jy ! Component: 2100 - total flux cleaned = -0.00373238 Jy ! Component: 2150 - total flux cleaned = -0.00378664 Jy ! Component: 2200 - total flux cleaned = -0.00381391 Jy ! Component: 2250 - total flux cleaned = -0.00381401 Jy ! Component: 2300 - total flux cleaned = -0.003788 Jy ! Component: 2350 - total flux cleaned = -0.0038643 Jy ! Component: 2400 - total flux cleaned = -0.00381367 Jy ! Component: 2450 - total flux cleaned = -0.00388786 Jy ! Component: 2500 - total flux cleaned = -0.00393645 Jy ! Component: 2550 - total flux cleaned = -0.003816 Jy ! Component: 2600 - total flux cleaned = -0.00374526 Jy ! Component: 2650 - total flux cleaned = -0.00369858 Jy ! Component: 2700 - total flux cleaned = -0.00362898 Jy ! Component: 2750 - total flux cleaned = -0.00358309 Jy ! Component: 2800 - total flux cleaned = -0.00347024 Jy ! Component: 2850 - total flux cleaned = -0.0034032 Jy ! Component: 2900 - total flux cleaned = -0.00335944 Jy ! Component: 2950 - total flux cleaned = -0.00320743 Jy ! Component: 3000 - total flux cleaned = -0.00314309 Jy ! Component: 3050 - total flux cleaned = -0.00314263 Jy ! Component: 3100 - total flux cleaned = -0.00307981 Jy ! Component: 3150 - total flux cleaned = -0.00301783 Jy ! Component: 3200 - total flux cleaned = -0.00301755 Jy ! Component: 3250 - total flux cleaned = -0.00283587 Jy ! Component: 3300 - total flux cleaned = -0.00277623 Jy ! Component: 3350 - total flux cleaned = -0.00269759 Jy ! Component: 3400 - total flux cleaned = -0.00263907 Jy ! Component: 3450 - total flux cleaned = -0.00256217 Jy ! Component: 3500 - total flux cleaned = -0.00248586 Jy ! Component: 3550 - total flux cleaned = -0.00242944 Jy ! Component: 3600 - total flux cleaned = -0.0023734 Jy ! Component: 3650 - total flux cleaned = -0.00229967 Jy ! Component: 3700 - total flux cleaned = -0.00226343 Jy ! Component: 3750 - total flux cleaned = -0.00219119 Jy ! Component: 3800 - total flux cleaned = -0.00222711 Jy ! Component: 3850 - total flux cleaned = -0.00222678 Jy ! Component: 3900 - total flux cleaned = -0.00217382 Jy ! Component: 3950 - total flux cleaned = -0.00219119 Jy ! Component: 4000 - total flux cleaned = -0.00224287 Jy ! Component: 4050 - total flux cleaned = -0.00222546 Jy ! Total flux subtracted in 4096 components = -0.00222543 Jy ! Clean residual min=-0.000913 max=0.001022 Jy/beam ! Clean residual mean=-0.000005 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.458619 Jy keep ! Adding 425 model components to the UV plane model. ! The established model now contains 728 components and 0.458619 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0025-2602_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.314 x 3.946 at 6.605 degrees (North through East) ! Clean map min=-0.0032301 max=0.15298 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0025-2602_X_map.fits wmodel /vlbi/bp222/maps//J0025-2602_X_map.mod ! Writing 728 model components to file: /vlbi/bp222/maps//J0025-2602_X_map.mod wobs /vlbi/bp222/maps//J0025-2602_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0025-2602_X_uvs.fits wwins /vlbi/bp222/maps//J0025-2602_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0025-2602_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.152979 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000373516 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.732482 0.732482 1.46496 2.92993 5.85986 11.7197 23.4394 46.8789 93.7578 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.152 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 409.566 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0025-2602_X_dfm.log closed on Thu Sep 27 10:33:54 2018