! Started logfile: /vlbi/uf001/uva//J1457+2435_X_dfm.log on Mon Jan 14 03:07:24 2019 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/uf001/uva//J1457+2435_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1457+2435_X_uva.fits ! AN table 1: 72 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.832837 visibilities/baseline/integration-bin. ! Found source: J1457+2435 ! ! 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 20148 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 J1457+2435_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001991Jy sigma=204.498367 ! Fit after self-cal, rms=0.989483Jy sigma=204.223816 ! 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=1.348 mas, bmaj=2.39 mas, bpa=17.27 degrees ! Estimated noise=0.0887546 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 = 0.00248921 Jy ! Component: 100 - total flux cleaned = 0.00396715 Jy ! Total flux subtracted in 100 components = 0.00396715 Jy ! Clean residual min=-0.001257 max=0.001831 Jy/beam ! Clean residual mean=0.000004 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.00396715 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.00396715 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=0.062567Jy sigma=1.716080 ! Fit after self-cal, rms=0.061927Jy sigma=1.636887 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335983 Jy ! Component: 100 - total flux cleaned = 0.00566334 Jy ! Total flux subtracted in 100 components = 0.00566334 Jy ! Clean residual min=-0.001483 max=0.001921 Jy/beam ! Clean residual mean=0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.00963049 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.00963049 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=0.060449Jy sigma=1.640132 ! Fit after self-cal, rms=0.060282Jy sigma=1.637303 ! 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=1.415 mas, bmaj=2.487 mas, bpa=18.66 degrees ! Estimated noise=0.0469832 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 = 0.00401466 Jy ! Component: 100 - total flux cleaned = 0.00728023 Jy ! Component: 150 - total flux cleaned = 0.0101842 Jy ! Component: 200 - total flux cleaned = 0.0128251 Jy ! Total flux subtracted in 200 components = 0.0128251 Jy ! Clean residual min=-0.001885 max=0.002109 Jy/beam ! Clean residual mean=-0.000002 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.0224555 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 73 components and 0.0224555 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=0.058113Jy sigma=1.631060 ! Fit after self-cal, rms=0.056800Jy sigma=1.618210 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.415 x 2.487 at 18.66 degrees (North through East) ! Clean map min=-0.0020166 max=0.011466 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 2.68 FD 0.53 HN 1.05 KP 0.54 ! LA 0.51 NL 1.33 OV 0.80 PT 0.65 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 2.89 FD 0.53 HN 0.98 KP 0.62 ! LA 0.52 NL 1.23 OV 0.75 PT 0.59 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 2.87 FD 0.55 HN 0.97 KP 0.62 ! LA 0.51 NL 1.29 OV 0.71 PT 0.57 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 2.47 FD 0.58 HN 1.19 KP 0.67 ! LA 0.48 NL 1.31 OV 0.85 PT 0.53 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 2.74 FD 0.54 HN 0.99 KP 0.66 ! LA 0.49 NL 1.18 OV 0.76 PT 0.56 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 2.75 FD 0.51 HN 0.92 KP 0.60 ! LA 0.50 NL 1.30 OV 0.85 PT 0.60 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 2.73 FD 0.51 HN 0.80 KP 0.66 ! LA 0.50 NL 1.18 OV 0.73 PT 0.58 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 2.77 FD 0.53 HN 0.80 KP 0.63 ! LA 0.50 NL 1.16 OV 0.72 PT 0.61 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 2.57 FD 0.51 HN 0.83 KP 0.62 ! LA 0.52 NL 1.12 OV 0.80 PT 0.56 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 2.70 FD 0.52 HN 0.81 KP 0.66 ! LA 0.52 NL 0.99 OV 0.75 PT 0.56 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 2.47 FD 0.53 HN 0.72 KP 0.65 ! LA 0.50 NL 1.26 OV 0.74 PT 0.55 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 2.54 FD 0.49 HN 0.74 KP 0.64 ! LA 0.51 NL 1.06 OV 0.66 PT 0.60 ! ! ! Fit before self-cal, rms=0.056800Jy sigma=1.618210 ! Fit after self-cal, rms=0.027899Jy sigma=1.412076 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=2.478 mas, bpa=14.1 degrees ! Estimated noise=0.0557645 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 = -0.000165839 Jy ! Component: 100 - total flux cleaned = -0.000245935 Jy ! Component: 150 - total flux cleaned = -0.00031054 Jy ! Component: 200 - total flux cleaned = -0.000355098 Jy ! Total flux subtracted in 200 components = -0.000355098 Jy ! Clean residual min=-0.001122 max=0.001272 Jy/beam ! Clean residual mean=0.000004 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0221004 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 0.0221004 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=0.027864Jy sigma=1.410947 ! Fit after self-cal, rms=0.027113Jy sigma=1.377809 ! 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=0.027113Jy sigma=1.377809 ! Fit after self-cal, rms=0.024335Jy sigma=1.347163 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.594 mas, bmaj=2.533 mas, bpa=2.281 degrees ! Estimated noise=0.0598501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.31263e-06 Jy ! Component: 100 - total flux cleaned = 7.52233e-05 Jy ! Component: 150 - total flux cleaned = 9.11198e-05 Jy ! Component: 200 - total flux cleaned = 9.81112e-05 Jy ! Total flux subtracted in 200 components = 9.81112e-05 Jy ! Clean residual min=-0.000966 max=0.001064 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0221986 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 83 components and 0.0221986 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=0.024328Jy sigma=1.345554 ! Fit after self-cal, rms=0.024223Jy sigma=1.340165 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 = 9.32833e-05 Jy ! Component: 100 - total flux cleaned = 0.000144728 Jy ! Component: 150 - total flux cleaned = 0.000159933 Jy ! Component: 200 - total flux cleaned = 0.000166501 Jy ! Total flux subtracted in 200 components = 0.000166501 Jy ! Clean residual min=-0.000970 max=0.001088 Jy/beam ! Clean residual mean=0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0223651 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 88 components and 0.0223651 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=0.024216Jy sigma=1.338274 ! Fit after self-cal, rms=0.024199Jy sigma=1.337806 ! 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=0.024199Jy sigma=1.337806 ! Fit after self-cal, rms=0.024976Jy sigma=1.334707 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.585 mas, bmaj=2.513 mas, bpa=0.6929 degrees ! Estimated noise=0.0597217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000105776 Jy ! Component: 100 - total flux cleaned = -0.000100535 Jy ! Component: 150 - total flux cleaned = -8.44089e-05 Jy ! Component: 200 - total flux cleaned = -8.93991e-05 Jy ! Total flux subtracted in 200 components = -8.93991e-05 Jy ! Clean residual min=-0.000909 max=0.000999 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0222757 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 91 components and 0.0222757 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=0.024970Jy sigma=1.334023 ! Fit after self-cal, rms=0.025001Jy sigma=1.333221 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 = -5.47642e-05 Jy ! Component: 100 - total flux cleaned = -6.88651e-05 Jy ! Component: 150 - total flux cleaned = -6.87775e-05 Jy ! Component: 200 - total flux cleaned = -7.3267e-05 Jy ! Total flux subtracted in 200 components = -7.3267e-05 Jy ! Clean residual min=-0.000928 max=0.001000 Jy/beam ! Clean residual mean=0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0222024 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 94 components and 0.0222024 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=0.024995Jy sigma=1.332783 ! Fit after self-cal, rms=0.024996Jy sigma=1.332628 ! 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=0.024996Jy sigma=1.332628 ! Fit after self-cal, rms=0.025418Jy sigma=1.332447 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.303 mas, bmaj=2.953 mas, bpa=28.51 degrees ! Estimated noise=0.0670776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113132 Jy ! Component: 100 - total flux cleaned = -0.000135235 Jy ! Component: 150 - total flux cleaned = -0.000141657 Jy ! Component: 200 - total flux cleaned = -0.000136669 Jy ! Total flux subtracted in 200 components = -0.000136669 Jy ! Clean residual min=-0.001181 max=0.001390 Jy/beam ! Clean residual mean=0.000000 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0220657 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 95 components and 0.0220657 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=0.025412Jy sigma=1.332155 ! Fit after self-cal, rms=0.025437Jy sigma=1.331618 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 = -5.36418e-05 Jy ! Component: 100 - total flux cleaned = -7.32249e-05 Jy ! Component: 150 - total flux cleaned = -6.78345e-05 Jy ! Component: 200 - total flux cleaned = -6.32149e-05 Jy ! Total flux subtracted in 200 components = -6.32149e-05 Jy ! Clean residual min=-0.001207 max=0.001406 Jy/beam ! Clean residual mean=0.000000 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0220025 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 95 components and 0.0220025 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=0.025431Jy sigma=1.331518 ! Fit after self-cal, rms=0.025439Jy sigma=1.331353 ! 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=1.586 mas, bmaj=2.508 mas, bpa=0.5788 degrees ! Estimated noise=0.0599142 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.586 x 2.508 at 0.5788 degrees (North through East) ! Clean map min=-0.0011162 max=0.011205 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=1.361 mas, bmaj=2.289 mas, bpa=-3.289 degrees ! Estimated noise=0.124523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00771745 Jy ! Component: 100 - total flux cleaned = 0.0117389 Jy ! Component: 150 - total flux cleaned = 0.0142008 Jy ! Component: 200 - total flux cleaned = 0.0159507 Jy ! Total flux subtracted in 200 components = 0.0159507 Jy ! Clean residual min=-0.001125 max=0.001020 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0159507 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0159507 Jy ! Inverting map and beam ! Estimated beam: bmin=1.586 mas, bmaj=2.508 mas, bpa=0.5788 degrees ! Estimated noise=0.0599142 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 = 0.00198023 Jy ! Component: 100 - total flux cleaned = 0.0032676 Jy ! Component: 150 - total flux cleaned = 0.00378564 Jy ! Component: 200 - total flux cleaned = 0.00412546 Jy ! Total flux subtracted in 200 components = 0.00412546 Jy ! Clean residual min=-0.001063 max=0.001082 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0200761 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 50 components and 0.0200761 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=2.303 mas, bmaj=2.953 mas, bpa=28.51 degrees ! Estimated noise=0.0670776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072213 Jy ! Component: 100 - total flux cleaned = 0.000881591 Jy ! Component: 150 - total flux cleaned = 0.00100601 Jy ! Component: 200 - total flux cleaned = 0.00110484 Jy ! Total flux subtracted in 200 components = 0.00110484 Jy ! Clean residual min=-0.001184 max=0.001490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.021181 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 = 6.07167e-05 Jy ! Component: 100 - total flux cleaned = 0.000119841 Jy ! Component: 150 - total flux cleaned = 0.000162197 Jy ! Component: 200 - total flux cleaned = 0.000198608 Jy ! Total flux subtracted in 200 components = 0.000198608 Jy ! Clean residual min=-0.001184 max=0.001476 Jy/beam ! Clean residual mean=-0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0213796 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 83 components and 0.0213796 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.586 mas, bmaj=2.508 mas, bpa=0.5788 degrees ! Estimated noise=0.0599142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.86151e-05 Jy ! Component: 100 - total flux cleaned = -1.44585e-05 Jy ! Component: 150 - total flux cleaned = -1.411e-05 Jy ! Component: 200 - total flux cleaned = -1.38401e-05 Jy ! Total flux subtracted in 200 components = -1.38401e-05 Jy ! Clean residual min=-0.000949 max=0.001048 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0213658 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 89 components and 0.0213658 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=0.025429Jy sigma=1.333215 ! Fit after self-cal, rms=0.025412Jy sigma=1.331635 wmodel J1457+2435_X_map.mod ! Writing 89 model components to file: J1457+2435_X_map.mod wobs J1457+2435_X_uvs.fits ! Writing UV FITS file: J1457+2435_X_uvs.fits wwins J1457+2435_X_map.win ! wwins: Wrote 1 windows to J1457+2435_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 = 0.000277667 Jy ! Component: 100 - total flux cleaned = 0.000509461 Jy ! Component: 150 - total flux cleaned = 0.000769759 Jy ! Component: 200 - total flux cleaned = 0.000957828 Jy ! Component: 250 - total flux cleaned = 0.00113775 Jy ! Component: 300 - total flux cleaned = 0.00129737 Jy ! Component: 350 - total flux cleaned = 0.00145104 Jy ! Component: 400 - total flux cleaned = 0.0016117 Jy ! Component: 450 - total flux cleaned = 0.00171894 Jy ! Component: 500 - total flux cleaned = 0.00181139 Jy ! Component: 550 - total flux cleaned = 0.00185621 Jy ! Component: 600 - total flux cleaned = 0.00191085 Jy ! Component: 650 - total flux cleaned = 0.00194275 Jy ! Component: 700 - total flux cleaned = 0.00201553 Jy ! Component: 750 - total flux cleaned = 0.00208634 Jy ! Component: 800 - total flux cleaned = 0.00211607 Jy ! Component: 850 - total flux cleaned = 0.00216474 Jy ! Component: 900 - total flux cleaned = 0.00223129 Jy ! Component: 950 - total flux cleaned = 0.00225932 Jy ! Component: 1000 - total flux cleaned = 0.00230488 Jy ! Component: 1050 - total flux cleaned = 0.00232283 Jy ! Component: 1100 - total flux cleaned = 0.00238442 Jy ! Component: 1150 - total flux cleaned = 0.00242736 Jy ! Component: 1200 - total flux cleaned = 0.00245261 Jy ! Component: 1250 - total flux cleaned = 0.00250218 Jy ! Component: 1300 - total flux cleaned = 0.00251836 Jy ! Component: 1350 - total flux cleaned = 0.00254236 Jy ! Component: 1400 - total flux cleaned = 0.0025658 Jy ! Component: 1450 - total flux cleaned = 0.00258118 Jy ! Component: 1500 - total flux cleaned = 0.00259647 Jy ! Component: 1550 - total flux cleaned = 0.00260406 Jy ! Component: 1600 - total flux cleaned = 0.00262622 Jy ! Component: 1650 - total flux cleaned = 0.00264793 Jy ! Component: 1700 - total flux cleaned = 0.00266213 Jy ! Component: 1750 - total flux cleaned = 0.00267614 Jy ! Component: 1800 - total flux cleaned = 0.00268316 Jy ! Component: 1850 - total flux cleaned = 0.00270357 Jy ! Component: 1900 - total flux cleaned = 0.00269695 Jy ! Component: 1950 - total flux cleaned = 0.00271677 Jy ! Component: 2000 - total flux cleaned = 0.00271663 Jy ! Component: 2050 - total flux cleaned = 0.00271013 Jy ! Component: 2100 - total flux cleaned = 0.00272276 Jy ! Component: 2150 - total flux cleaned = 0.00271646 Jy ! Component: 2200 - total flux cleaned = 0.00271646 Jy ! Component: 2250 - total flux cleaned = 0.00274699 Jy ! Component: 2300 - total flux cleaned = 0.00274096 Jy ! Component: 2350 - total flux cleaned = 0.00276478 Jy ! Component: 2400 - total flux cleaned = 0.0027765 Jy ! Component: 2450 - total flux cleaned = 0.00279384 Jy ! Component: 2500 - total flux cleaned = 0.00279956 Jy ! Component: 2550 - total flux cleaned = 0.00281649 Jy ! Component: 2600 - total flux cleaned = 0.00282764 Jy ! Component: 2650 - total flux cleaned = 0.00283321 Jy ! Component: 2700 - total flux cleaned = 0.00285508 Jy ! Component: 2750 - total flux cleaned = 0.00285496 Jy ! Component: 2800 - total flux cleaned = 0.00284436 Jy ! Component: 2850 - total flux cleaned = 0.00287599 Jy ! Component: 2900 - total flux cleaned = 0.00290204 Jy ! Component: 2950 - total flux cleaned = 0.002902 Jy ! Component: 3000 - total flux cleaned = 0.00292237 Jy ! Component: 3050 - total flux cleaned = 0.00290218 Jy ! Component: 3100 - total flux cleaned = 0.00292714 Jy ! Component: 3150 - total flux cleaned = 0.00292706 Jy ! Component: 3200 - total flux cleaned = 0.00294656 Jy ! Component: 3250 - total flux cleaned = 0.00295614 Jy ! Component: 3300 - total flux cleaned = 0.0029561 Jy ! Component: 3350 - total flux cleaned = 0.00298456 Jy ! Component: 3400 - total flux cleaned = 0.00298924 Jy ! Component: 3450 - total flux cleaned = 0.00298924 Jy ! Component: 3500 - total flux cleaned = 0.00299841 Jy ! Component: 3550 - total flux cleaned = 0.00300751 Jy ! Component: 3600 - total flux cleaned = 0.00301652 Jy ! Component: 3650 - total flux cleaned = 0.00302544 Jy ! Component: 3700 - total flux cleaned = 0.00302982 Jy ! Component: 3750 - total flux cleaned = 0.00304295 Jy ! Component: 3800 - total flux cleaned = 0.00303863 Jy ! Component: 3850 - total flux cleaned = 0.00304722 Jy ! Component: 3900 - total flux cleaned = 0.0030642 Jy ! Component: 3950 - total flux cleaned = 0.00305155 Jy ! Component: 4000 - total flux cleaned = 0.00306827 Jy ! Component: 4050 - total flux cleaned = 0.00306412 Jy ! Total flux subtracted in 4096 components = 0.00306822 Jy ! Clean residual min=-0.000218 max=0.000246 Jy/beam ! Clean residual mean=-0.000000 rms=0.000082 Jy/beam ! Combined flux in latest and established models = 0.024434 Jy keep ! Adding 390 model components to the UV plane model. ! The established model now contains 479 components and 0.024434 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1457+2435_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.586 x 2.508 at 0.5788 degrees (North through East) ! Clean map min=-0.00074989 max=0.011009 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1457+2435_X_map.fits wmodel /vlbi/uf001/uva//J1457+2435_X_map.mod ! Writing 479 model components to file: /vlbi/uf001/uva//J1457+2435_X_map.mod wobs /vlbi/uf001/uva//J1457+2435_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1457+2435_X_uvs.fits wwins /vlbi/uf001/uva//J1457+2435_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1457+2435_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0110086 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.9275e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.16036 2.16036 4.32072 8.64144 17.2829 34.5658 69.1315 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.011 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 138.865 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1457+2435_X_dfm.log closed on Mon Jan 14 03:07:29 2019