! Started logfile: .//J0217+4202_X_dfm.log on Mon Jan 20 17:15:07 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0217+4202_X_uva.fits ! Reading UV FITS file: .//J0217+4202_X_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.973856 visibilities/baseline/integration-bin. ! Found source: J0217+4202 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 4768 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J0217+4202_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004864Jy sigma=20.440481 ! Fit after self-cal, rms=0.930657Jy sigma=18.926433 ! 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=0.7098 mas, bmaj=2.254 mas, bpa=9.725 degrees ! Estimated noise=0.909094 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 = 0.054156 Jy ! Component: 100 - total flux cleaned = 0.0663139 Jy ! Total flux subtracted in 100 components = 0.0663139 Jy ! Clean residual min=-0.003913 max=0.004614 Jy/beam ! Clean residual mean=0.000001 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.0663139 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0663139 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. ! ! Fit before self-cal, rms=0.037001Jy sigma=0.722039 ! Fit after self-cal, rms=0.036760Jy sigma=0.717485 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8572 mas, bmaj=2.364 mas, bpa=8.414 degrees ! Estimated noise=0.509319 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 = 0.00618229 Jy ! Component: 100 - total flux cleaned = 0.00960698 Jy ! Component: 150 - total flux cleaned = 0.0118312 Jy ! Component: 200 - total flux cleaned = 0.0133238 Jy ! Total flux subtracted in 200 components = 0.0133238 Jy ! Clean residual min=-0.002937 max=0.003338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.0796377 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 0.0796377 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. ! ! Fit before self-cal, rms=0.035693Jy sigma=0.694932 ! Fit after self-cal, rms=0.035690Jy sigma=0.694666 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8572 x 2.364 at 8.414 degrees (North through East) ! Clean map min=-0.0027123 max=0.070656 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.88 HN 1.04 KP 1.05 ! MK 0.98 NL 0.95 OV 1.09 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 1.09 KP 1.00 ! MK 0.99 NL 0.92 OV 1.05 PT 0.96 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.88 HN 1.09 KP 0.97 ! MK 1.00 NL 0.99 OV 1.10 PT 0.89 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 1.05 KP 1.00 ! MK 0.96 NL 0.93 OV 1.10 PT 0.90 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.86 HN 1.07 KP 1.03 ! MK 1.01 NL 1.00 OV 1.10 PT 0.87 ! SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 1.11 KP 1.00 ! MK 1.05 NL 0.94 OV 1.17 PT 0.88 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 1.11 KP 1.01 ! MK 1.06 NL 0.94 OV 1.10 PT 0.90 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 HN 1.06 KP 1.04 ! MK 0.97 NL 0.99 OV 1.15 PT 0.90 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.035690Jy sigma=0.694666 ! Fit after self-cal, rms=0.034987Jy sigma=0.679256 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=2.385 mas, bpa=8.438 degrees ! Estimated noise=0.507537 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 = -0.000118767 Jy ! Component: 100 - total flux cleaned = -0.000262386 Jy ! Component: 150 - total flux cleaned = -0.000313509 Jy ! Component: 200 - total flux cleaned = -0.000347446 Jy ! Total flux subtracted in 200 components = -0.000347446 Jy ! Clean residual min=-0.001615 max=0.001958 Jy/beam ! Clean residual mean=-0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.0792902 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.0792902 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. ! ! Fit before self-cal, rms=0.034975Jy sigma=0.678993 ! Fit after self-cal, rms=0.034987Jy sigma=0.678768 ! 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. ! ! Fit before self-cal, rms=0.034987Jy sigma=0.678768 ! Fit after self-cal, rms=0.035106Jy sigma=0.678746 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8715 mas, bmaj=2.386 mas, bpa=8.463 degrees ! Estimated noise=0.508183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000169258 Jy ! Component: 100 - total flux cleaned = -0.000204622 Jy ! Component: 150 - total flux cleaned = -0.000226039 Jy ! Component: 200 - total flux cleaned = -0.000245891 Jy ! Total flux subtracted in 200 components = -0.000245891 Jy ! Clean residual min=-0.001607 max=0.001926 Jy/beam ! Clean residual mean=-0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0790443 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.0790443 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. ! ! Fit before self-cal, rms=0.035099Jy sigma=0.678609 ! Fit after self-cal, rms=0.035100Jy sigma=0.678601 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 (4.8, -29.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166934 Jy ! Component: 100 - total flux cleaned = 0.00206441 Jy ! Component: 150 - total flux cleaned = 0.00206503 Jy ! Component: 200 - total flux cleaned = 0.00202073 Jy ! Total flux subtracted in 200 components = 0.00202073 Jy ! Clean residual min=-0.001479 max=0.001596 Jy/beam ! Clean residual mean=0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0810651 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.0810651 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. ! ! Fit before self-cal, rms=0.035008Jy sigma=0.676831 ! Fit after self-cal, rms=0.035003Jy sigma=0.676733 ! Inverting map ! Added new window around map position (7.6, 21.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813255 Jy ! Component: 100 - total flux cleaned = 0.00117847 Jy ! Component: 150 - total flux cleaned = 0.00161106 Jy ! Component: 200 - total flux cleaned = 0.00192512 Jy ! Total flux subtracted in 200 components = 0.00192512 Jy ! Clean residual min=-0.001320 max=0.001347 Jy/beam ! Clean residual mean=-0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0829902 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 0.0829902 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. ! ! Fit before self-cal, rms=0.034932Jy sigma=0.675460 ! Fit after self-cal, rms=0.034932Jy sigma=0.675417 ! 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. ! ! Fit before self-cal, rms=0.034932Jy sigma=0.675417 ! Fit after self-cal, rms=0.034814Jy sigma=0.675252 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8714 mas, bmaj=2.388 mas, bpa=8.458 degrees ! Estimated noise=0.507014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467535 Jy ! Component: 100 - total flux cleaned = 0.000774855 Jy ! Component: 150 - total flux cleaned = 0.00100996 Jy ! Component: 200 - total flux cleaned = 0.00119285 Jy ! Total flux subtracted in 200 components = 0.00119285 Jy ! Clean residual min=-0.001237 max=0.001318 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.084183 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 0.084183 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. ! ! Fit before self-cal, rms=0.034792Jy sigma=0.674876 ! Fit after self-cal, rms=0.034791Jy sigma=0.674863 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 (-41.8, -39.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000999302 Jy ! Component: 100 - total flux cleaned = 0.000884072 Jy ! Component: 150 - total flux cleaned = 0.00103942 Jy ! Component: 200 - total flux cleaned = 0.00123588 Jy ! Total flux subtracted in 200 components = 0.00123588 Jy ! Clean residual min=-0.001226 max=0.001087 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0854189 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 0.0854189 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. ! ! Fit before self-cal, rms=0.034746Jy sigma=0.674100 ! Fit after self-cal, rms=0.034745Jy sigma=0.674062 ! 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. ! ! Fit before self-cal, rms=0.034745Jy sigma=0.674062 ! Fit after self-cal, rms=0.034657Jy sigma=0.674004 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.893 mas, bmaj=2.682 mas, bpa=7.118 degrees ! Estimated noise=0.637888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.3051e-06 Jy ! Component: 100 - total flux cleaned = -8.67537e-06 Jy ! Component: 150 - total flux cleaned = 4.57004e-05 Jy ! Component: 200 - total flux cleaned = 9.49759e-05 Jy ! Total flux subtracted in 200 components = 9.49759e-05 Jy ! Clean residual min=-0.001247 max=0.001297 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0855139 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 123 components and 0.0855139 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. ! ! Fit before self-cal, rms=0.034651Jy sigma=0.673899 ! Fit after self-cal, rms=0.034650Jy sigma=0.673888 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 = 7.91033e-05 Jy ! Component: 100 - total flux cleaned = 0.000124483 Jy ! Component: 150 - total flux cleaned = 0.000241666 Jy ! Component: 200 - total flux cleaned = 0.0003225 Jy ! Total flux subtracted in 200 components = 0.0003225 Jy ! Clean residual min=-0.001212 max=0.001271 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0858364 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 141 components and 0.0858364 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. ! ! Fit before self-cal, rms=0.034647Jy sigma=0.673825 ! Fit after self-cal, rms=0.034647Jy sigma=0.673822 ! Inverting map ! Added new window around map position (-36.4, 35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000647854 Jy ! Component: 100 - total flux cleaned = 0.000984104 Jy ! Component: 150 - total flux cleaned = 0.00115364 Jy ! Component: 200 - total flux cleaned = 0.00135514 Jy ! Total flux subtracted in 200 components = 0.00135514 Jy ! Clean residual min=-0.000797 max=0.000789 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0871915 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 176 components and 0.0871915 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. ! ! Fit before self-cal, rms=0.034620Jy sigma=0.673109 ! Fit after self-cal, rms=0.034620Jy sigma=0.673037 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8707 mas, bmaj=2.389 mas, bpa=8.428 degrees ! Estimated noise=0.506363 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8707 x 2.389 at 8.428 degrees (North through East) ! Clean map min=-0.00095239 max=0.070357 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=0.7183 mas, bmaj=2.271 mas, bpa=9.799 degrees ! Estimated noise=0.90491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.053918 Jy ! Component: 100 - total flux cleaned = 0.0658648 Jy ! Component: 150 - total flux cleaned = 0.0701527 Jy ! Component: 200 - total flux cleaned = 0.0722884 Jy ! Total flux subtracted in 200 components = 0.0722884 Jy ! Clean residual min=-0.002951 max=0.002504 Jy/beam ! Clean residual mean=0.000000 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.0722884 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0722884 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8707 mas, bmaj=2.389 mas, bpa=8.428 degrees ! Estimated noise=0.506363 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 = 0.00307241 Jy ! Component: 100 - total flux cleaned = 0.00480033 Jy ! Component: 150 - total flux cleaned = 0.00618009 Jy ! Component: 200 - total flux cleaned = 0.00715557 Jy ! Total flux subtracted in 200 components = 0.00715557 Jy ! Clean residual min=-0.001409 max=0.001419 Jy/beam ! Clean residual mean=0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.079444 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 49 components and 0.079444 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.893 mas, bmaj=2.682 mas, bpa=7.118 degrees ! Estimated noise=0.637888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110631 Jy ! Component: 100 - total flux cleaned = 0.00230196 Jy ! Component: 150 - total flux cleaned = 0.0032515 Jy ! Component: 200 - total flux cleaned = 0.00407149 Jy ! Total flux subtracted in 200 components = 0.00407149 Jy ! Clean residual min=-0.001223 max=0.001117 Jy/beam ! Clean residual mean=0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0835155 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 = 0.00071724 Jy ! Component: 100 - total flux cleaned = 0.00118773 Jy ! Component: 150 - total flux cleaned = 0.00153491 Jy ! Component: 200 - total flux cleaned = 0.00185582 Jy ! Total flux subtracted in 200 components = 0.00185582 Jy ! Clean residual min=-0.001053 max=0.000840 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0853713 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 106 components and 0.0853713 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8707 mas, bmaj=2.389 mas, bpa=8.428 degrees ! Estimated noise=0.506363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000427098 Jy ! Component: 100 - total flux cleaned = 0.000819706 Jy ! Component: 150 - total flux cleaned = 0.00117942 Jy ! Component: 200 - total flux cleaned = 0.00140135 Jy ! Total flux subtracted in 200 components = 0.00140135 Jy ! Clean residual min=-0.001127 max=0.001004 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0867726 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 131 components and 0.0867726 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. ! ! Fit before self-cal, rms=0.034664Jy sigma=0.673742 ! Fit after self-cal, rms=0.034659Jy sigma=0.673687 wmodel J0217+4202_X_map.mod ! Writing 131 model components to file: J0217+4202_X_map.mod wobs J0217+4202_X_uvs.fits ! Writing UV FITS file: J0217+4202_X_uvs.fits wwins J0217+4202_X_map.win ! wwins: Wrote 5 windows to J0217+4202_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 = -0.000406584 Jy ! Component: 100 - total flux cleaned = -0.000572702 Jy ! Component: 150 - total flux cleaned = -0.000729817 Jy ! Component: 200 - total flux cleaned = -0.000863212 Jy ! Component: 250 - total flux cleaned = -0.001008 Jy ! Component: 300 - total flux cleaned = -0.00111697 Jy ! Component: 350 - total flux cleaned = -0.00120767 Jy ! Component: 400 - total flux cleaned = -0.00126682 Jy ! Component: 450 - total flux cleaned = -0.00129596 Jy ! Component: 500 - total flux cleaned = -0.00133841 Jy ! Component: 550 - total flux cleaned = -0.0013659 Jy ! Component: 600 - total flux cleaned = -0.00136594 Jy ! Component: 650 - total flux cleaned = -0.00139219 Jy ! Component: 700 - total flux cleaned = -0.0014433 Jy ! Component: 750 - total flux cleaned = -0.00145579 Jy ! Component: 800 - total flux cleaned = -0.00146822 Jy ! Component: 850 - total flux cleaned = -0.00148038 Jy ! Component: 900 - total flux cleaned = -0.00149252 Jy ! Component: 950 - total flux cleaned = -0.00151615 Jy ! Component: 1000 - total flux cleaned = -0.00151632 Jy ! Component: 1050 - total flux cleaned = -0.00152769 Jy ! Component: 1100 - total flux cleaned = -0.00152771 Jy ! Component: 1150 - total flux cleaned = -0.00154988 Jy ! Component: 1200 - total flux cleaned = -0.00154963 Jy ! Component: 1250 - total flux cleaned = -0.00153875 Jy ! Component: 1300 - total flux cleaned = -0.0015493 Jy ! Component: 1350 - total flux cleaned = -0.00153882 Jy ! Component: 1400 - total flux cleaned = -0.00153869 Jy ! Component: 1450 - total flux cleaned = -0.00153867 Jy ! Component: 1500 - total flux cleaned = -0.00154881 Jy ! Component: 1550 - total flux cleaned = -0.00154874 Jy ! Component: 1600 - total flux cleaned = -0.00153884 Jy ! Component: 1650 - total flux cleaned = -0.00152908 Jy ! Component: 1700 - total flux cleaned = -0.00152893 Jy ! Component: 1750 - total flux cleaned = -0.00152899 Jy ! Component: 1800 - total flux cleaned = -0.00153834 Jy ! Component: 1850 - total flux cleaned = -0.00154766 Jy ! Component: 1900 - total flux cleaned = -0.0015662 Jy ! Component: 1950 - total flux cleaned = -0.00154779 Jy ! Component: 2000 - total flux cleaned = -0.00153871 Jy ! Component: 2050 - total flux cleaned = -0.00152077 Jy ! Component: 2100 - total flux cleaned = -0.00152962 Jy ! Component: 2150 - total flux cleaned = -0.00153829 Jy ! Component: 2200 - total flux cleaned = -0.00152064 Jy ! Component: 2250 - total flux cleaned = -0.0015206 Jy ! Component: 2300 - total flux cleaned = -0.00150338 Jy ! Component: 2350 - total flux cleaned = -0.001495 Jy ! Component: 2400 - total flux cleaned = -0.0015119 Jy ! Component: 2450 - total flux cleaned = -0.00149514 Jy ! Component: 2500 - total flux cleaned = -0.00153674 Jy ! Component: 2550 - total flux cleaned = -0.00153673 Jy ! Component: 2600 - total flux cleaned = -0.00153678 Jy ! Component: 2650 - total flux cleaned = -0.00155306 Jy ! Component: 2700 - total flux cleaned = -0.00154509 Jy ! Component: 2750 - total flux cleaned = -0.00156111 Jy ! Component: 2800 - total flux cleaned = -0.00158491 Jy ! Component: 2850 - total flux cleaned = -0.00160067 Jy ! Component: 2900 - total flux cleaned = -0.00159285 Jy ! Component: 2950 - total flux cleaned = -0.00163956 Jy ! Component: 3000 - total flux cleaned = -0.00163949 Jy ! Component: 3050 - total flux cleaned = -0.00167027 Jy ! Component: 3100 - total flux cleaned = -0.00168554 Jy ! Component: 3150 - total flux cleaned = -0.00170069 Jy ! Component: 3200 - total flux cleaned = -0.00170067 Jy ! Component: 3250 - total flux cleaned = -0.00170823 Jy ! Component: 3300 - total flux cleaned = -0.00175294 Jy ! Component: 3350 - total flux cleaned = -0.00176778 Jy ! Component: 3400 - total flux cleaned = -0.00178987 Jy ! Component: 3450 - total flux cleaned = -0.00180456 Jy ! Component: 3500 - total flux cleaned = -0.00184096 Jy ! Component: 3550 - total flux cleaned = -0.00185544 Jy ! Component: 3600 - total flux cleaned = -0.00189856 Jy ! Component: 3650 - total flux cleaned = -0.00189855 Jy ! Component: 3700 - total flux cleaned = -0.0019484 Jy ! Component: 3750 - total flux cleaned = -0.00195547 Jy ! Component: 3800 - total flux cleaned = -0.00199071 Jy ! Component: 3850 - total flux cleaned = -0.00199067 Jy ! Component: 3900 - total flux cleaned = -0.00202566 Jy ! Component: 3950 - total flux cleaned = -0.0020535 Jy ! Component: 4000 - total flux cleaned = -0.00208812 Jy ! Component: 4050 - total flux cleaned = -0.00211576 Jy ! Total flux subtracted in 4096 components = -0.00215013 Jy ! Clean residual min=-0.000553 max=0.000444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0846225 Jy keep ! Adding 243 model components to the UV plane model. ! The established model now contains 374 components and 0.0846225 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0217+4202_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8707 x 2.389 at 8.428 degrees (North through East) ! Clean map min=-0.001038 max=0.070549 Jy/beam ! Writing clean map to FITS file: .//J0217+4202_X_map.fits wmodel .//J0217+4202_X_map.mod ! Writing 374 model components to file: .//J0217+4202_X_map.mod wobs .//J0217+4202_X_uvs.fits ! Writing UV FITS file: .//J0217+4202_X_uvs.fits wwins .//J0217+4202_X_map.win ! wwins: Wrote 6 windows to .//J0217+4202_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0705487 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108135 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.459829 0.459829 0.919659 1.83932 3.67863 7.35727 14.7145 29.4291 58.8582 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 652.415 quit ! Quitting program ! Log file .//J0217+4202_X_dfm.log closed on Mon Jan 20 17:15:11 2020