! Started logfile: /vlbi/sb072/temp_maps//J1254+2927_C_dfm.log on Thu Jan 31 09:34:46 2019 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//J1254+2927_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1254+2927_C_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1254+2927 ! ! 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 76 lines of history. ! ! Reading 5152 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 J1254+2927_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=1.000073Jy sigma=47.678381 ! Fit after self-cal, rms=0.995069Jy sigma=47.437804 ! 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=1.206 mas, bmaj=3.739 mas, bpa=20.88 degrees ! Estimated noise=0.408945 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 = 0.00376539 Jy ! Component: 100 - total flux cleaned = 0.00450697 Jy ! Total flux subtracted in 100 components = 0.00450697 Jy ! Clean residual min=-0.001361 max=0.001234 Jy/beam ! Clean residual mean=0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.00450698 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00450698 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=0.015451Jy sigma=0.707294 ! Fit after self-cal, rms=0.014442Jy sigma=0.658065 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297694 Jy ! Component: 100 - total flux cleaned = 0.00384836 Jy ! Total flux subtracted in 100 components = 0.00384836 Jy ! Clean residual min=-0.001208 max=0.001223 Jy/beam ! Clean residual mean=0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.00835533 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.00835533 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=0.013875Jy sigma=0.629392 ! Fit after self-cal, rms=0.013872Jy sigma=0.629229 ! 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=1.564 mas, bmaj=3.974 mas, bpa=19.25 degrees ! Estimated noise=0.210389 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 = 0.00046398 Jy ! Component: 100 - total flux cleaned = 0.000492373 Jy ! Component: 150 - total flux cleaned = 0.000464273 Jy ! Component: 200 - total flux cleaned = 0.000456033 Jy ! Total flux subtracted in 200 components = 0.000456033 Jy ! Clean residual min=-0.000588 max=0.000736 Jy/beam ! Clean residual mean=-0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.00881137 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.00881137 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=0.013853Jy sigma=0.628143 ! Fit after self-cal, rms=0.013852Jy sigma=0.627971 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.564 x 3.974 at 19.25 degrees (North through East) ! Clean map min=-0.00056722 max=0.0083816 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.97 KP 0.93 LA 0.97 ! MK 0.93 NL 0.90 OV 0.97 SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.86 KP 1.14 LA 1.16 ! MK 0.90 NL 0.89 OV 0.94 SC 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 1.09 KP 1.12 LA 1.13 ! MK 0.99 NL 0.88 OV 0.78 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.02 KP 1.03 LA 1.04 ! MK 0.98 NL 1.05 OV 0.91 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.02 KP 0.92 LA 1.33 ! MK 0.97 NL 0.72 OV 1.01 SC 1.15 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 HN 1.02 KP 0.80 LA 1.24 ! MK 1.04 NL 0.97 OV 1.08 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 HN 0.84 KP 0.93 LA 1.46 ! MK 1.00 NL 0.85 OV 0.95 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.03 KP 0.92 LA 1.08 ! MK 1.00 NL 0.89 OV 1.10 SC 0.86 ! ! ! Fit before self-cal, rms=0.013852Jy sigma=0.627971 ! Fit after self-cal, rms=0.014003Jy sigma=0.624142 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.552 mas, bmaj=3.983 mas, bpa=18.81 degrees ! Estimated noise=0.207862 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 = 0.000278564 Jy ! Component: 100 - total flux cleaned = 0.000305484 Jy ! Component: 150 - total flux cleaned = 0.000291471 Jy ! Component: 200 - total flux cleaned = 0.000269381 Jy ! Total flux subtracted in 200 components = 0.000269381 Jy ! Clean residual min=-0.000464 max=0.000541 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.00908075 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 34 components and 0.00908075 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=0.013990Jy sigma=0.623662 ! Fit after self-cal, rms=0.014088Jy sigma=0.622152 ! 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=0.014088Jy sigma=0.622152 ! Fit after self-cal, rms=0.014752Jy sigma=0.621559 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.541 mas, bmaj=3.98 mas, bpa=18.62 degrees ! Estimated noise=0.210261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239033 Jy ! Component: 100 - total flux cleaned = 0.00027367 Jy ! Component: 150 - total flux cleaned = 0.000261873 Jy ! Component: 200 - total flux cleaned = 0.000241215 Jy ! Total flux subtracted in 200 components = 0.000241215 Jy ! Clean residual min=-0.000474 max=0.000568 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.00932196 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.00932196 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=0.014741Jy sigma=0.621157 ! Fit after self-cal, rms=0.014797Jy sigma=0.620665 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 = -6.73963e-06 Jy ! Component: 100 - total flux cleaned = -2.77592e-05 Jy ! Component: 150 - total flux cleaned = -5.72282e-05 Jy ! Component: 200 - total flux cleaned = -8.23715e-05 Jy ! Total flux subtracted in 200 components = -8.23715e-05 Jy ! Clean residual min=-0.000505 max=0.000549 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.00923959 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.00923959 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=0.014791Jy sigma=0.620390 ! Fit after self-cal, rms=0.014789Jy sigma=0.620262 ! 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=0.014789Jy sigma=0.620262 ! Fit after self-cal, rms=0.015112Jy sigma=0.620054 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.526 mas, bmaj=3.979 mas, bpa=18.5 degrees ! Estimated noise=0.21053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000183999 Jy ! Component: 100 - total flux cleaned = 0.000197837 Jy ! Component: 150 - total flux cleaned = 0.00018338 Jy ! Component: 200 - total flux cleaned = 0.00016683 Jy ! Total flux subtracted in 200 components = 0.00016683 Jy ! Clean residual min=-0.000492 max=0.000542 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.00940642 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.00940642 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=0.015106Jy sigma=0.619859 ! Fit after self-cal, rms=0.015130Jy sigma=0.619745 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 = 6.05415e-06 Jy ! Component: 100 - total flux cleaned = -1.36476e-05 Jy ! Component: 150 - total flux cleaned = -3.05448e-05 Jy ! Component: 200 - total flux cleaned = -4.17135e-05 Jy ! Total flux subtracted in 200 components = -4.17135e-05 Jy ! Clean residual min=-0.000501 max=0.000534 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.00936471 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.00936471 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=0.015127Jy sigma=0.619622 ! Fit after self-cal, rms=0.015127Jy sigma=0.619588 ! 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=0.015127Jy sigma=0.619588 ! Fit after self-cal, rms=0.015328Jy sigma=0.619505 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.902 mas, bmaj=5.09 mas, bpa=7.185 degrees ! Estimated noise=0.280006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000272488 Jy ! Component: 100 - total flux cleaned = 0.000328334 Jy ! Component: 150 - total flux cleaned = 0.000324974 Jy ! Component: 200 - total flux cleaned = 0.000332943 Jy ! Total flux subtracted in 200 components = 0.000332943 Jy ! Clean residual min=-0.000642 max=0.000617 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.00969765 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 53 components and 0.00969765 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=0.015326Jy sigma=0.619565 ! Fit after self-cal, rms=0.015337Jy sigma=0.619402 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 = 6.85209e-05 Jy ! Component: 100 - total flux cleaned = 6.51305e-05 Jy ! Component: 150 - total flux cleaned = 6.72914e-05 Jy ! Component: 200 - total flux cleaned = 7.18953e-05 Jy ! Total flux subtracted in 200 components = 7.18953e-05 Jy ! Clean residual min=-0.000657 max=0.000625 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.00976955 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 59 components and 0.00976955 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=0.015337Jy sigma=0.619477 ! Fit after self-cal, rms=0.015337Jy sigma=0.619436 ! 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=1.514 mas, bmaj=3.98 mas, bpa=18.49 degrees ! Estimated noise=0.210571 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.514 x 3.98 at 18.49 degrees (North through East) ! Clean map min=-0.00054988 max=0.0082712 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=1.176 mas, bmaj=3.756 mas, bpa=19.87 degrees ! Estimated noise=0.400533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00553993 Jy ! Component: 100 - total flux cleaned = 0.00723084 Jy ! Component: 150 - total flux cleaned = 0.00793595 Jy ! Component: 200 - total flux cleaned = 0.00846477 Jy ! Total flux subtracted in 200 components = 0.00846477 Jy ! Clean residual min=-0.001160 max=0.001128 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.00846476 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.00846476 Jy ! Inverting map and beam ! Estimated beam: bmin=1.514 mas, bmaj=3.98 mas, bpa=18.49 degrees ! Estimated noise=0.210571 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 = 0.000806323 Jy ! Component: 100 - total flux cleaned = 0.000966177 Jy ! Component: 150 - total flux cleaned = 0.00101573 Jy ! Component: 200 - total flux cleaned = 0.00104278 Jy ! Total flux subtracted in 200 components = 0.00104278 Jy ! Clean residual min=-0.000573 max=0.000545 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.00950754 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.00950755 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=2.902 mas, bmaj=5.09 mas, bpa=7.185 degrees ! Estimated noise=0.280006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000331602 Jy ! Component: 100 - total flux cleaned = 0.000379601 Jy ! Component: 150 - total flux cleaned = 0.000365612 Jy ! Component: 200 - total flux cleaned = 0.000360078 Jy ! Total flux subtracted in 200 components = 0.000360078 Jy ! Clean residual min=-0.000642 max=0.000626 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.00986762 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 = -9.58769e-06 Jy ! Component: 100 - total flux cleaned = -2.13741e-05 Jy ! Component: 150 - total flux cleaned = -3.1052e-05 Jy ! Component: 200 - total flux cleaned = -3.66815e-05 Jy ! Total flux subtracted in 200 components = -3.66815e-05 Jy ! Clean residual min=-0.000653 max=0.000630 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.00983094 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.00983094 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.514 mas, bmaj=3.98 mas, bpa=18.49 degrees ! Estimated noise=0.210571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.55639e-05 Jy ! Component: 100 - total flux cleaned = -0.000153372 Jy ! Component: 150 - total flux cleaned = -0.000201964 Jy ! Component: 200 - total flux cleaned = -0.00024266 Jy ! Total flux subtracted in 200 components = -0.00024266 Jy ! Clean residual min=-0.000521 max=0.000520 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.00958828 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.00958828 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=0.015335Jy sigma=0.619372 ! Fit after self-cal, rms=0.015327Jy sigma=0.618863 wmodel J1254+2927_C_map.mod ! Writing 55 model components to file: J1254+2927_C_map.mod wobs J1254+2927_C_uvs.fits ! Writing UV FITS file: J1254+2927_C_uvs.fits wwins J1254+2927_C_map.win ! wwins: Wrote 1 windows to J1254+2927_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 = 1.81301e-05 Jy ! Component: 100 - total flux cleaned = 0.000108386 Jy ! Component: 150 - total flux cleaned = 0.000192535 Jy ! Component: 200 - total flux cleaned = 0.000216847 Jy ! Component: 250 - total flux cleaned = 0.000232418 Jy ! Component: 300 - total flux cleaned = 0.000247282 Jy ! Component: 350 - total flux cleaned = 0.000254523 Jy ! Component: 400 - total flux cleaned = 0.000268705 Jy ! Component: 450 - total flux cleaned = 0.000275777 Jy ! Component: 500 - total flux cleaned = 0.000295933 Jy ! Component: 550 - total flux cleaned = 0.000276236 Jy ! Component: 600 - total flux cleaned = 0.000269907 Jy ! Component: 650 - total flux cleaned = 0.000282371 Jy ! Component: 700 - total flux cleaned = 0.000239267 Jy ! Component: 750 - total flux cleaned = 0.000221193 Jy ! Component: 800 - total flux cleaned = 0.000203426 Jy ! Component: 850 - total flux cleaned = 0.000180096 Jy ! Component: 900 - total flux cleaned = 0.000139925 Jy ! Component: 950 - total flux cleaned = 0.000123067 Jy ! Component: 1000 - total flux cleaned = 0.000117488 Jy ! Component: 1050 - total flux cleaned = 0.000106443 Jy ! Component: 1100 - total flux cleaned = 7.943e-05 Jy ! Component: 1150 - total flux cleaned = 5.82535e-05 Jy ! Component: 1200 - total flux cleaned = 4.26279e-05 Jy ! Component: 1250 - total flux cleaned = 3.24413e-05 Jy ! Component: 1300 - total flux cleaned = 1.71789e-05 Jy ! Component: 1350 - total flux cleaned = 1.2162e-05 Jy ! Component: 1400 - total flux cleaned = 7.24397e-06 Jy ! Component: 1450 - total flux cleaned = 1.20867e-05 Jy ! Component: 1500 - total flux cleaned = 2.34792e-06 Jy ! Component: 1550 - total flux cleaned = -1.18908e-05 Jy ! Component: 1600 - total flux cleaned = -1.66219e-05 Jy ! Component: 1650 - total flux cleaned = -2.12663e-05 Jy ! Component: 1700 - total flux cleaned = -5.3348e-05 Jy ! Component: 1750 - total flux cleaned = -6.68234e-05 Jy ! Component: 1800 - total flux cleaned = -6.67201e-05 Jy ! Component: 1850 - total flux cleaned = -8.88112e-05 Jy ! Component: 1900 - total flux cleaned = -0.000110589 Jy ! Component: 1950 - total flux cleaned = -0.000101967 Jy ! Component: 2000 - total flux cleaned = -0.000114825 Jy ! Component: 2050 - total flux cleaned = -0.000127529 Jy ! Component: 2100 - total flux cleaned = -0.000135926 Jy ! Component: 2150 - total flux cleaned = -0.000127656 Jy ! Component: 2200 - total flux cleaned = -0.000144058 Jy ! Component: 2250 - total flux cleaned = -0.000144078 Jy ! Component: 2300 - total flux cleaned = -0.000164271 Jy ! Component: 2350 - total flux cleaned = -0.000176221 Jy ! Component: 2400 - total flux cleaned = -0.000188082 Jy ! Component: 2450 - total flux cleaned = -0.000203738 Jy ! Component: 2500 - total flux cleaned = -0.000199838 Jy ! Component: 2550 - total flux cleaned = -0.000215244 Jy ! Component: 2600 - total flux cleaned = -0.000238134 Jy ! Component: 2650 - total flux cleaned = -0.000241893 Jy ! Component: 2700 - total flux cleaned = -0.000260628 Jy ! Component: 2750 - total flux cleaned = -0.000268075 Jy ! Component: 2800 - total flux cleaned = -0.000305048 Jy ! Component: 2850 - total flux cleaned = -0.00031604 Jy ! Component: 2900 - total flux cleaned = -0.000323361 Jy ! Component: 2950 - total flux cleaned = -0.000345013 Jy ! Component: 3000 - total flux cleaned = -0.000362954 Jy ! Component: 3050 - total flux cleaned = -0.000384279 Jy ! Component: 3100 - total flux cleaned = -0.000401923 Jy ! Component: 3150 - total flux cleaned = -0.000408958 Jy ! Component: 3200 - total flux cleaned = -0.000433317 Jy ! Component: 3250 - total flux cleaned = -0.000443664 Jy ! Component: 3300 - total flux cleaned = -0.000457357 Jy ! Component: 3350 - total flux cleaned = -0.000470959 Jy ! Component: 3400 - total flux cleaned = -0.000491275 Jy ! Component: 3450 - total flux cleaned = -0.000491256 Jy ! Component: 3500 - total flux cleaned = -0.000504592 Jy ! Component: 3550 - total flux cleaned = -0.000497995 Jy ! Component: 3600 - total flux cleaned = -0.000507851 Jy ! Component: 3650 - total flux cleaned = -0.000498044 Jy ! Component: 3700 - total flux cleaned = -0.000494786 Jy ! Component: 3750 - total flux cleaned = -0.000504499 Jy ! Component: 3800 - total flux cleaned = -0.000514148 Jy ! Component: 3850 - total flux cleaned = -0.000510957 Jy ! Component: 3900 - total flux cleaned = -0.000495055 Jy ! Component: 3950 - total flux cleaned = -0.000504572 Jy ! Component: 4000 - total flux cleaned = -0.00050143 Jy ! Component: 4050 - total flux cleaned = -0.000501425 Jy ! Total flux subtracted in 4096 components = -0.000498311 Jy ! Clean residual min=-0.000190 max=0.000179 Jy/beam ! Clean residual mean=-0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.00908997 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 362 components and 0.00908997 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1254+2927_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.514 x 3.98 at 18.49 degrees (North through East) ! Clean map min=-0.00054457 max=0.0081832 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1254+2927_C_map.fits wmodel /vlbi/sb072/temp_maps//J1254+2927_C_map.mod ! Writing 362 model components to file: /vlbi/sb072/temp_maps//J1254+2927_C_map.mod wobs /vlbi/sb072/temp_maps//J1254+2927_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1254+2927_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1254+2927_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1254+2927_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00818324 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.41275e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.98433 1.98433 3.96867 7.93733 15.8747 31.7493 63.4987 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 151.184 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1254+2927_C_dfm.log closed on Thu Jan 31 09:34:50 2019