! Started logfile: /vlbi/sb072/temp_maps//J1803+2754_C_dfm.log on Sat Dec 15 22:31:21 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1803+2754_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1803+2754_C_uva.fits ! AN table 1: 11 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1803+2754 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3168 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1803+2754_C] 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 0.300x0.300 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. ! ! 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=0.999327Jy sigma=47.601457 ! Fit after self-cal, rms=0.979042Jy sigma=46.594567 ! 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=1.288 mas, bmaj=4.104 mas, bpa=-8.645 degrees ! Estimated noise=0.480174 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 = 0.0158837 Jy ! Component: 100 - total flux cleaned = 0.0193989 Jy ! Total flux subtracted in 100 components = 0.0193989 Jy ! Clean residual min=-0.001604 max=0.001764 Jy/beam ! Clean residual mean=-0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0193989 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0193989 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=0.015737Jy sigma=0.684655 ! Fit after self-cal, rms=0.013616Jy sigma=0.572781 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249311 Jy ! Component: 100 - total flux cleaned = 0.00318382 Jy ! Total flux subtracted in 100 components = 0.00318382 Jy ! Clean residual min=-0.001196 max=0.001260 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0225827 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0225827 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=0.013185Jy sigma=0.548814 ! Fit after self-cal, rms=0.013184Jy sigma=0.548749 ! 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=1.651 mas, bmaj=4.444 mas, bpa=-8.425 degrees ! Estimated noise=0.280573 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 = 0.000803764 Jy ! Component: 100 - total flux cleaned = 0.00126409 Jy ! Component: 150 - total flux cleaned = 0.00157265 Jy ! Component: 200 - total flux cleaned = 0.00178187 Jy ! Total flux subtracted in 200 components = 0.00178187 Jy ! Clean residual min=-0.000854 max=0.000831 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0243645 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.0243645 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=0.013131Jy sigma=0.546122 ! Fit after self-cal, rms=0.013144Jy sigma=0.546057 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.651 x 4.444 at -8.425 degrees (North through East) ! Clean map min=-0.00084517 max=0.022652 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 KP 1.08 LA 0.91 ! MK 1.05 NL 1.02 OV 1.01 PT 1.02 ! SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 0.97 LA 1.03 ! MK 1.09 NL 1.06 OV 1.00 PT 0.88 ! SC 1.31 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 KP 1.02 LA 0.97 ! MK 0.89 NL 1.11 OV 1.01 PT 0.86 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 KP 1.05 LA 1.04 ! MK 0.97 NL 1.00 OV 1.10 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.86 KP 0.99 LA 1.08 ! MK 0.98 NL 1.05 OV 1.10 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 0.98 LA 0.99 ! MK 1.02 NL 1.11 OV 1.05 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.87 KP 1.01 LA 1.08 ! MK 1.02 NL 1.07 OV 1.09 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 KP 0.94 LA 0.98 ! MK 1.04 NL 1.05 OV 1.02 PT 0.93 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.013144Jy sigma=0.546057 ! Fit after self-cal, rms=0.013368Jy sigma=0.537104 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.655 mas, bmaj=4.485 mas, bpa=-8.412 degrees ! Estimated noise=0.280642 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 = -0.000203716 Jy ! Component: 100 - total flux cleaned = -0.000249472 Jy ! Component: 150 - total flux cleaned = -0.000271196 Jy ! Component: 200 - total flux cleaned = -0.000281609 Jy ! Total flux subtracted in 200 components = -0.000281609 Jy ! Clean residual min=-0.000635 max=0.000666 Jy/beam ! Clean residual mean=0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0240829 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0240829 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=0.013363Jy sigma=0.536887 ! Fit after self-cal, rms=0.013404Jy sigma=0.536730 ! 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=0.013404Jy sigma=0.536730 ! Fit after self-cal, rms=0.013420Jy sigma=0.536659 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.654 mas, bmaj=4.497 mas, bpa=-8.413 degrees ! Estimated noise=0.280349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133283 Jy ! Component: 100 - total flux cleaned = -0.000160751 Jy ! Component: 150 - total flux cleaned = -0.000166924 Jy ! Component: 200 - total flux cleaned = -0.000164102 Jy ! Total flux subtracted in 200 components = -0.000164102 Jy ! Clean residual min=-0.000638 max=0.000670 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0239188 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.0239188 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=0.013418Jy sigma=0.536573 ! Fit after self-cal, rms=0.013425Jy sigma=0.536564 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.06296e-06 Jy ! Component: 100 - total flux cleaned = 3.51294e-06 Jy ! Component: 150 - total flux cleaned = 5.74992e-06 Jy ! Component: 200 - total flux cleaned = 5.76916e-06 Jy ! Total flux subtracted in 200 components = 5.76916e-06 Jy ! Clean residual min=-0.000636 max=0.000673 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0239246 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.0239246 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=0.013423Jy sigma=0.536536 ! Fit after self-cal, rms=0.013425Jy sigma=0.536528 ! 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=0.013425Jy sigma=0.536528 ! Fit after self-cal, rms=0.013414Jy sigma=0.536499 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.652 mas, bmaj=4.504 mas, bpa=-8.398 degrees ! Estimated noise=0.280117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.88244e-05 Jy ! Component: 100 - total flux cleaned = -8.74245e-05 Jy ! Component: 150 - total flux cleaned = -8.74291e-05 Jy ! Component: 200 - total flux cleaned = -8.96432e-05 Jy ! Total flux subtracted in 200 components = -8.96432e-05 Jy ! Clean residual min=-0.000635 max=0.000678 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.023835 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 0.023835 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=0.013413Jy sigma=0.536462 ! Fit after self-cal, rms=0.013415Jy sigma=0.536455 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 = 2.49466e-06 Jy ! Component: 100 - total flux cleaned = 2.55771e-06 Jy ! Component: 150 - total flux cleaned = 5.6785e-07 Jy ! Component: 200 - total flux cleaned = -1.31544e-06 Jy ! Total flux subtracted in 200 components = -1.31544e-06 Jy ! Clean residual min=-0.000634 max=0.000680 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0238336 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.0238336 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=0.013414Jy sigma=0.536434 ! Fit after self-cal, rms=0.013416Jy sigma=0.536429 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.013416Jy sigma=0.536429 ! Fit after self-cal, rms=0.013403Jy sigma=0.536417 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.979 mas, bmaj=5.78 mas, bpa=5.669 degrees ! Estimated noise=0.342512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.8847e-05 Jy ! Component: 100 - total flux cleaned = -6.66027e-05 Jy ! Component: 150 - total flux cleaned = -8.76468e-05 Jy ! Component: 200 - total flux cleaned = -0.000100707 Jy ! Total flux subtracted in 200 components = -0.000100707 Jy ! Clean residual min=-0.000706 max=0.000852 Jy/beam ! Clean residual mean=0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0237329 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.0237329 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=0.013406Jy sigma=0.536475 ! Fit after self-cal, rms=0.013403Jy sigma=0.536419 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 = 8.62789e-07 Jy ! Component: 100 - total flux cleaned = -1.08524e-05 Jy ! Component: 150 - total flux cleaned = -1.10099e-05 Jy ! Component: 200 - total flux cleaned = -1.10293e-05 Jy ! Total flux subtracted in 200 components = -1.10293e-05 Jy ! Clean residual min=-0.000701 max=0.000851 Jy/beam ! Clean residual mean=0.000002 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0237219 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 65 components and 0.0237219 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=0.013404Jy sigma=0.536528 ! Fit after self-cal, rms=0.013403Jy sigma=0.536493 ! 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=1.651 mas, bmaj=4.507 mas, bpa=-8.381 degrees ! Estimated noise=0.279921 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.651 x 4.507 at -8.381 degrees (North through East) ! Clean map min=-0.00061001 max=0.022601 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=1.284 mas, bmaj=4.149 mas, bpa=-8.588 degrees ! Estimated noise=0.480507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175567 Jy ! Component: 100 - total flux cleaned = 0.0214716 Jy ! Component: 150 - total flux cleaned = 0.0224087 Jy ! Component: 200 - total flux cleaned = 0.0227066 Jy ! Total flux subtracted in 200 components = 0.0227066 Jy ! Clean residual min=-0.001136 max=0.001046 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0227066 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0227066 Jy ! Inverting map and beam ! Estimated beam: bmin=1.651 mas, bmaj=4.507 mas, bpa=-8.381 degrees ! Estimated noise=0.279921 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) ! Added new window around map position (-1.5, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000748276 Jy ! Component: 100 - total flux cleaned = 0.000953038 Jy ! Component: 150 - total flux cleaned = 0.00107797 Jy ! Component: 200 - total flux cleaned = 0.00115612 Jy ! Total flux subtracted in 200 components = 0.00115612 Jy ! Clean residual min=-0.000615 max=0.000698 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0238627 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 40 components and 0.0238627 Jy ! Inverting map ! Added new window around map position (-38.4, 69.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000298434 Jy ! Component: 100 - total flux cleaned = 0.000207637 Jy ! Component: 150 - total flux cleaned = 0.000264788 Jy ! Component: 200 - total flux cleaned = 0.000289072 Jy ! Total flux subtracted in 200 components = 0.000289072 Jy ! Clean residual min=-0.000591 max=0.000578 Jy/beam ! Clean residual mean=0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0241518 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.0241518 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.979 mas, bmaj=5.78 mas, bpa=5.669 degrees ! Estimated noise=0.342512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138914 Jy ! Component: 100 - total flux cleaned = 0.000155498 Jy ! Component: 150 - total flux cleaned = 0.000162387 Jy ! Component: 200 - total flux cleaned = 0.000162585 Jy ! Total flux subtracted in 200 components = 0.000162585 Jy ! Clean residual min=-0.000540 max=0.000645 Jy/beam ! Clean residual mean=0.000001 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.0243144 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 = -5.02012e-08 Jy ! Component: 100 - total flux cleaned = -1.95062e-07 Jy ! Component: 150 - total flux cleaned = 4.12988e-06 Jy ! Component: 200 - total flux cleaned = 8.32874e-06 Jy ! Total flux subtracted in 200 components = 8.32874e-06 Jy ! Clean residual min=-0.000537 max=0.000631 Jy/beam ! Clean residual mean=0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0243227 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 101 components and 0.0243227 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.651 mas, bmaj=4.507 mas, bpa=-8.381 degrees ! Estimated noise=0.279921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.98764e-05 Jy ! Component: 100 - total flux cleaned = 0.000108118 Jy ! Component: 150 - total flux cleaned = 0.000118768 Jy ! Component: 200 - total flux cleaned = 0.000118713 Jy ! Total flux subtracted in 200 components = 0.000118713 Jy ! Clean residual min=-0.000553 max=0.000544 Jy/beam ! Clean residual mean=0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0244414 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.0244414 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=0.013355Jy sigma=0.533840 ! Fit after self-cal, rms=0.013344Jy sigma=0.533611 wmodel J1803+2754_C_map.mod ! Writing 117 model components to file: J1803+2754_C_map.mod wobs J1803+2754_C_uvs.fits ! Writing UV FITS file: J1803+2754_C_uvs.fits wwins J1803+2754_C_map.win ! wwins: Wrote 3 windows to J1803+2754_C_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 = -1.67152e-06 Jy ! Component: 100 - total flux cleaned = 2.53882e-05 Jy ! Component: 150 - total flux cleaned = 6.8555e-05 Jy ! Component: 200 - total flux cleaned = 0.000101349 Jy ! Component: 250 - total flux cleaned = 0.000124977 Jy ! Component: 300 - total flux cleaned = 0.000117328 Jy ! Component: 350 - total flux cleaned = 0.000102706 Jy ! Component: 400 - total flux cleaned = 8.14885e-05 Jy ! Component: 450 - total flux cleaned = 5.43669e-05 Jy ! Component: 500 - total flux cleaned = 3.45615e-05 Jy ! Component: 550 - total flux cleaned = 3.46822e-05 Jy ! Component: 600 - total flux cleaned = 1.57833e-05 Jy ! Component: 650 - total flux cleaned = 3.53734e-06 Jy ! Component: 700 - total flux cleaned = -1.46821e-05 Jy ! Component: 750 - total flux cleaned = -4.4353e-05 Jy ! Component: 800 - total flux cleaned = -6.16667e-05 Jy ! Component: 850 - total flux cleaned = -7.86818e-05 Jy ! Component: 900 - total flux cleaned = -9.53436e-05 Jy ! Component: 950 - total flux cleaned = -9.53709e-05 Jy ! Component: 1000 - total flux cleaned = -0.000116864 Jy ! Component: 1050 - total flux cleaned = -0.000127496 Jy ! Component: 1100 - total flux cleaned = -0.00013796 Jy ! Component: 1150 - total flux cleaned = -0.000158351 Jy ! Component: 1200 - total flux cleaned = -0.000163406 Jy ! Component: 1250 - total flux cleaned = -0.000138931 Jy ! Component: 1300 - total flux cleaned = -0.000124431 Jy ! Component: 1350 - total flux cleaned = -0.000129256 Jy ! Component: 1400 - total flux cleaned = -0.000115109 Jy ! Component: 1450 - total flux cleaned = -0.000124356 Jy ! Component: 1500 - total flux cleaned = -0.000110501 Jy ! Component: 1550 - total flux cleaned = -9.23359e-05 Jy ! Component: 1600 - total flux cleaned = -0.000101237 Jy ! Component: 1650 - total flux cleaned = -8.78662e-05 Jy ! Component: 1700 - total flux cleaned = -7.47695e-05 Jy ! Component: 1750 - total flux cleaned = -6.19595e-05 Jy ! Component: 1800 - total flux cleaned = -6.62942e-05 Jy ! Component: 1850 - total flux cleaned = -5.37176e-05 Jy ! Component: 1900 - total flux cleaned = -6.20358e-05 Jy ! Component: 1950 - total flux cleaned = -2.91082e-05 Jy ! Component: 2000 - total flux cleaned = -3.73066e-05 Jy ! Component: 2050 - total flux cleaned = -2.92732e-05 Jy ! Component: 2100 - total flux cleaned = -2.92678e-05 Jy ! Component: 2150 - total flux cleaned = -1.34741e-05 Jy ! Component: 2200 - total flux cleaned = -1.78239e-06 Jy ! Component: 2250 - total flux cleaned = 2.0538e-06 Jy ! Component: 2300 - total flux cleaned = 5.90499e-06 Jy ! Component: 2350 - total flux cleaned = 2.48555e-05 Jy ! Component: 2400 - total flux cleaned = 9.78653e-06 Jy ! Component: 2450 - total flux cleaned = 3.21745e-05 Jy ! Component: 2500 - total flux cleaned = 4.32456e-05 Jy ! Component: 2550 - total flux cleaned = 5.05607e-05 Jy ! Component: 2600 - total flux cleaned = 6.14239e-05 Jy ! Component: 2650 - total flux cleaned = 6.14325e-05 Jy ! Component: 2700 - total flux cleaned = 7.20881e-05 Jy ! Component: 2750 - total flux cleaned = 7.91832e-05 Jy ! Component: 2800 - total flux cleaned = 8.97199e-05 Jy ! Component: 2850 - total flux cleaned = 0.000110559 Jy ! Component: 2900 - total flux cleaned = 0.000113981 Jy ! Component: 2950 - total flux cleaned = 0.000127659 Jy ! Component: 3000 - total flux cleaned = 0.000131032 Jy ! Component: 3050 - total flux cleaned = 0.000137796 Jy ! Component: 3100 - total flux cleaned = 0.000151188 Jy ! Component: 3150 - total flux cleaned = 0.000164489 Jy ! Component: 3200 - total flux cleaned = 0.000184245 Jy ! Component: 3250 - total flux cleaned = 0.000190773 Jy ! Component: 3300 - total flux cleaned = 0.000200537 Jy ! Component: 3350 - total flux cleaned = 0.000203778 Jy ! Component: 3400 - total flux cleaned = 0.000210208 Jy ! Component: 3450 - total flux cleaned = 0.000232527 Jy ! Component: 3500 - total flux cleaned = 0.000232512 Jy ! Component: 3550 - total flux cleaned = 0.000226229 Jy ! Component: 3600 - total flux cleaned = 0.000244969 Jy ! Component: 3650 - total flux cleaned = 0.000251175 Jy ! Component: 3700 - total flux cleaned = 0.000266573 Jy ! Component: 3750 - total flux cleaned = 0.000278851 Jy ! Component: 3800 - total flux cleaned = 0.000291044 Jy ! Component: 3850 - total flux cleaned = 0.000297119 Jy ! Component: 3900 - total flux cleaned = 0.000306177 Jy ! Component: 3950 - total flux cleaned = 0.000318211 Jy ! Component: 4000 - total flux cleaned = 0.000327173 Jy ! Component: 4050 - total flux cleaned = 0.000330171 Jy ! Total flux subtracted in 4096 components = 0.000341996 Jy ! Clean residual min=-0.000183 max=0.000197 Jy/beam ! Clean residual mean=0.000000 rms=0.000052 Jy/beam ! Combined flux in latest and established models = 0.0247834 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 409 components and 0.0247834 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1803+2754_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.651 x 4.507 at -8.381 degrees (North through East) ! Clean map min=-0.0003279 max=0.022514 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1803+2754_C_map.fits wmodel /vlbi/sb072/temp_maps//J1803+2754_C_map.mod ! Writing 409 model components to file: /vlbi/sb072/temp_maps//J1803+2754_C_map.mod wobs /vlbi/sb072/temp_maps//J1803+2754_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1803+2754_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1803+2754_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1803+2754_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0225139 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.08067e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.677006 0.677006 1.35401 2.70802 5.41604 10.8321 21.6642 43.3284 86.6567 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 443.127 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1803+2754_C_dfm.log closed on Sat Dec 15 22:31:25 2018