! Started logfile: /vlbi/bs262/maps//J0453+6321_X_20180503_dfm.log on Mon Jun 4 23:17:19 2018 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 /vlbi/bs262/maps//J0453+6321_X_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0453+6321_X_20180503_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0453+6321 ! ! 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 94 lines of history. ! ! Reading 32400 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 J0453+6321_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. ! ! 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=1.000816Jy sigma=25.502410 ! Fit after self-cal, rms=0.990093Jy sigma=25.232066 ! 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=0.658 mas, bmaj=3.093 mas, bpa=-28.16 degrees ! Estimated noise=0.399063 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 = 0.00822646 Jy ! Component: 100 - total flux cleaned = 0.0101589 Jy ! Total flux subtracted in 100 components = 0.0101589 Jy ! Clean residual min=-0.001249 max=0.001414 Jy/beam ! Clean residual mean=-0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0101589 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0101589 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=0.028384Jy sigma=0.688202 ! Fit after self-cal, rms=0.026913Jy sigma=0.649744 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410379 Jy ! Component: 100 - total flux cleaned = 0.00493679 Jy ! Total flux subtracted in 100 components = 0.00493679 Jy ! Clean residual min=-0.001013 max=0.000994 Jy/beam ! Clean residual mean=0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0150957 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.0150957 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=0.026506Jy sigma=0.639303 ! Fit after self-cal, rms=0.026489Jy sigma=0.639123 ! 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=0.9089 mas, bmaj=3.041 mas, bpa=-28.89 degrees ! Estimated noise=0.157097 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 = -0.000323371 Jy ! Component: 100 - total flux cleaned = -0.000397882 Jy ! Component: 150 - total flux cleaned = -0.000434048 Jy ! Component: 200 - total flux cleaned = -0.000465064 Jy ! Total flux subtracted in 200 components = -0.000465064 Jy ! Clean residual min=-0.000471 max=0.000477 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0146306 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 28 components and 0.0146306 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=0.026480Jy sigma=0.638932 ! Fit after self-cal, rms=0.026467Jy sigma=0.638874 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9089 x 3.041 at -28.89 degrees (North through East) ! Clean map min=-0.00045104 max=0.013852 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 1.01 KP 0.91 ! LA 0.99 MK 0.99 NL 1.10 OV 0.97 ! PT 1.16 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.10 HN 0.98 KP 0.99 ! LA 1.03 MK 1.03 NL 0.98 OV 0.99 ! PT 1.08 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 0.94 KP 1.09 ! LA 0.96 MK 0.98 NL 1.13 OV 1.11 ! PT 1.13 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.94 KP 1.05 ! LA 1.04 MK 0.98 NL 1.08 OV 0.95 ! PT 1.17 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.91 KP 0.93 ! LA 1.01 MK 1.06 NL 0.91 OV 1.06 ! PT 1.13 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.89 HN 0.88 KP 0.93 ! LA 0.96 MK 1.00 NL 1.04 OV 1.10 ! PT 1.08 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.08 HN 0.96 KP 1.01 ! LA 0.96 MK 0.93 NL 1.02 OV 1.03 ! PT 1.08 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.93 KP 1.08 ! LA 1.00 MK 0.95 NL 1.14 OV 1.05 ! PT 1.09 SC 0.86 ! ! ! Fit before self-cal, rms=0.026467Jy sigma=0.638874 ! Fit after self-cal, rms=0.026633Jy sigma=0.637975 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.899 mas, bmaj=3 mas, bpa=-28.95 degrees ! Estimated noise=0.157811 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 = 0.000163408 Jy ! Component: 100 - total flux cleaned = 0.000188469 Jy ! Component: 150 - total flux cleaned = 0.000226088 Jy ! Component: 200 - total flux cleaned = 0.000244664 Jy ! Total flux subtracted in 200 components = 0.000244664 Jy ! Clean residual min=-0.000408 max=0.000400 Jy/beam ! Clean residual mean=-0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.0148753 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.0148753 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=0.026630Jy sigma=0.637882 ! Fit after self-cal, rms=0.026664Jy sigma=0.637433 ! 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=0.026664Jy sigma=0.637433 ! Fit after self-cal, rms=0.026911Jy sigma=0.637316 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8944 mas, bmaj=2.985 mas, bpa=-28.93 degrees ! Estimated noise=0.158297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016624 Jy ! Component: 100 - total flux cleaned = 0.000196312 Jy ! Component: 150 - total flux cleaned = 0.000222406 Jy ! Component: 200 - total flux cleaned = 0.000233927 Jy ! Total flux subtracted in 200 components = 0.000233927 Jy ! Clean residual min=-0.000402 max=0.000412 Jy/beam ! Clean residual mean=-0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.0151092 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.0151092 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=0.026908Jy sigma=0.637244 ! Fit after self-cal, rms=0.026926Jy sigma=0.637153 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.16895e-05 Jy ! Component: 100 - total flux cleaned = 0.000127646 Jy ! Component: 150 - total flux cleaned = 0.000143361 Jy ! Component: 200 - total flux cleaned = 0.00014687 Jy ! Total flux subtracted in 200 components = 0.00014687 Jy ! Clean residual min=-0.000388 max=0.000405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0152561 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0152561 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=0.026925Jy sigma=0.637115 ! Fit after self-cal, rms=0.026925Jy sigma=0.637060 ! 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=0.026925Jy sigma=0.637060 ! Fit after self-cal, rms=0.027193Jy sigma=0.637018 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8913 mas, bmaj=2.98 mas, bpa=-28.87 degrees ! Estimated noise=0.159333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123495 Jy ! Component: 100 - total flux cleaned = 0.000172485 Jy ! Component: 150 - total flux cleaned = 0.000189341 Jy ! Component: 200 - total flux cleaned = 0.000198417 Jy ! Total flux subtracted in 200 components = 0.000198417 Jy ! Clean residual min=-0.000403 max=0.000420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0154545 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 0.0154545 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=0.027192Jy sigma=0.636983 ! Fit after self-cal, rms=0.027201Jy sigma=0.636963 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 (-17.6, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010822 Jy ! Component: 100 - total flux cleaned = 9.09443e-05 Jy ! Component: 150 - total flux cleaned = 5.68444e-05 Jy ! Component: 200 - total flux cleaned = 4.90828e-05 Jy ! Total flux subtracted in 200 components = 4.90828e-05 Jy ! Clean residual min=-0.000387 max=0.000374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0155036 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 0.0155036 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=0.027193Jy sigma=0.636769 ! Fit after self-cal, rms=0.027190Jy sigma=0.636621 ! 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=0.027190Jy sigma=0.636621 ! Fit after self-cal, rms=0.027293Jy sigma=0.636594 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=3.118 mas, bpa=-32.47 degrees ! Estimated noise=0.20405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00017363 Jy ! Component: 100 - total flux cleaned = 0.000287871 Jy ! Component: 150 - total flux cleaned = 0.000355785 Jy ! Component: 200 - total flux cleaned = 0.000385221 Jy ! Total flux subtracted in 200 components = 0.000385221 Jy ! Clean residual min=-0.000388 max=0.000344 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0158888 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.0158888 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=0.027290Jy sigma=0.636522 ! Fit after self-cal, rms=0.027291Jy sigma=0.636426 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111095 Jy ! Component: 100 - total flux cleaned = 0.00016211 Jy ! Component: 150 - total flux cleaned = 0.000172785 Jy ! Component: 200 - total flux cleaned = 0.000187474 Jy ! Total flux subtracted in 200 components = 0.000187474 Jy ! Clean residual min=-0.000368 max=0.000345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0160763 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.0160763 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=0.027289Jy sigma=0.636387 ! Fit after self-cal, rms=0.027288Jy sigma=0.636355 ! 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=0.8893 mas, bmaj=2.975 mas, bpa=-28.86 degrees ! Estimated noise=0.15967 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8893 x 2.975 at -28.86 degrees (North through East) ! Clean map min=-0.00045531 max=0.014098 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=0.6484 mas, bmaj=3.043 mas, bpa=-28.24 degrees ! Estimated noise=0.396298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118055 Jy ! Component: 100 - total flux cleaned = 0.014413 Jy ! Component: 150 - total flux cleaned = 0.0145514 Jy ! Component: 200 - total flux cleaned = 0.014698 Jy ! Total flux subtracted in 200 components = 0.014698 Jy ! Clean residual min=-0.001058 max=0.001041 Jy/beam ! Clean residual mean=0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.014698 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.014698 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8893 mas, bmaj=2.975 mas, bpa=-28.86 degrees ! Estimated noise=0.15967 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 (-1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000714737 Jy ! Component: 100 - total flux cleaned = 0.000854177 Jy ! Component: 150 - total flux cleaned = 0.000855171 Jy ! Component: 200 - total flux cleaned = 0.00086746 Jy ! Total flux subtracted in 200 components = 0.00086746 Jy ! Clean residual min=-0.000428 max=0.000426 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0155655 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.0155655 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=3.118 mas, bpa=-32.47 degrees ! Estimated noise=0.20405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131866 Jy ! Component: 100 - total flux cleaned = 0.000206023 Jy ! Component: 150 - total flux cleaned = 0.000278696 Jy ! Component: 200 - total flux cleaned = 0.000342689 Jy ! Total flux subtracted in 200 components = 0.000342689 Jy ! Clean residual min=-0.000411 max=0.000360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0159081 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 = 4.25528e-05 Jy ! Component: 100 - total flux cleaned = 8.13459e-05 Jy ! Component: 150 - total flux cleaned = 0.000105064 Jy ! Component: 200 - total flux cleaned = 0.00013174 Jy ! Total flux subtracted in 200 components = 0.00013174 Jy ! Clean residual min=-0.000373 max=0.000329 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0160399 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 78 components and 0.0160399 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8893 mas, bmaj=2.975 mas, bpa=-28.86 degrees ! Estimated noise=0.15967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.38697e-05 Jy ! Component: 100 - total flux cleaned = 0.000115139 Jy ! Component: 150 - total flux cleaned = 0.000156609 Jy ! Component: 200 - total flux cleaned = 0.000186671 Jy ! Total flux subtracted in 200 components = 0.000186671 Jy ! Clean residual min=-0.000375 max=0.000391 Jy/beam ! Clean residual mean=-0.000000 rms=0.000087 Jy/beam ! Combined flux in latest and established models = 0.0162266 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.0162266 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=0.027287Jy sigma=0.636335 ! Fit after self-cal, rms=0.027287Jy sigma=0.636231 wmodel J0453+6321_X_map.mod ! Writing 95 model components to file: J0453+6321_X_map.mod wobs J0453+6321_X_uvs.fits ! Writing UV FITS file: J0453+6321_X_uvs.fits wwins J0453+6321_X_map.win ! wwins: Wrote 3 windows to J0453+6321_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 = -7.04251e-05 Jy ! Component: 100 - total flux cleaned = -0.000115354 Jy ! Component: 150 - total flux cleaned = -0.00015202 Jy ! Component: 200 - total flux cleaned = -0.000204094 Jy ! Component: 250 - total flux cleaned = -0.000226402 Jy ! Component: 300 - total flux cleaned = -0.0002585 Jy ! Component: 350 - total flux cleaned = -0.000294727 Jy ! Component: 400 - total flux cleaned = -0.000314857 Jy ! Component: 450 - total flux cleaned = -0.00033461 Jy ! Component: 500 - total flux cleaned = -0.00036356 Jy ! Component: 550 - total flux cleaned = -0.000387202 Jy ! Component: 600 - total flux cleaned = -0.000405731 Jy ! Component: 650 - total flux cleaned = -0.000424031 Jy ! Component: 700 - total flux cleaned = -0.000441988 Jy ! Component: 750 - total flux cleaned = -0.000446409 Jy ! Component: 800 - total flux cleaned = -0.000472563 Jy ! Component: 850 - total flux cleaned = -0.000481089 Jy ! Component: 900 - total flux cleaned = -0.000493757 Jy ! Component: 950 - total flux cleaned = -0.000514659 Jy ! Component: 1000 - total flux cleaned = -0.000518757 Jy ! Component: 1050 - total flux cleaned = -0.000530978 Jy ! Component: 1100 - total flux cleaned = -0.00053094 Jy ! Component: 1150 - total flux cleaned = -0.000530919 Jy ! Component: 1200 - total flux cleaned = -0.000534897 Jy ! Component: 1250 - total flux cleaned = -0.000538828 Jy ! Component: 1300 - total flux cleaned = -0.000534918 Jy ! Component: 1350 - total flux cleaned = -0.000546459 Jy ! Component: 1400 - total flux cleaned = -0.000554031 Jy ! Component: 1450 - total flux cleaned = -0.000565398 Jy ! Component: 1500 - total flux cleaned = -0.000561657 Jy ! Component: 1550 - total flux cleaned = -0.000569085 Jy ! Component: 1600 - total flux cleaned = -0.000576471 Jy ! Component: 1650 - total flux cleaned = -0.000583783 Jy ! Component: 1700 - total flux cleaned = -0.000594653 Jy ! Component: 1750 - total flux cleaned = -0.000591055 Jy ! Component: 1800 - total flux cleaned = -0.000598211 Jy ! Component: 1850 - total flux cleaned = -0.000587602 Jy ! Component: 1900 - total flux cleaned = -0.000601701 Jy ! Component: 1950 - total flux cleaned = -0.000619169 Jy ! Component: 2000 - total flux cleaned = -0.00062266 Jy ! Component: 2050 - total flux cleaned = -0.000622689 Jy ! Component: 2100 - total flux cleaned = -0.000636353 Jy ! Component: 2150 - total flux cleaned = -0.000643148 Jy ! Component: 2200 - total flux cleaned = -0.000643199 Jy ! Component: 2250 - total flux cleaned = -0.000653239 Jy ! Component: 2300 - total flux cleaned = -0.000666512 Jy ! Component: 2350 - total flux cleaned = -0.000673097 Jy ! Component: 2400 - total flux cleaned = -0.000689522 Jy ! Component: 2450 - total flux cleaned = -0.0006928 Jy ! Component: 2500 - total flux cleaned = -0.000696017 Jy ! Component: 2550 - total flux cleaned = -0.000689559 Jy ! Component: 2600 - total flux cleaned = -0.000718377 Jy ! Component: 2650 - total flux cleaned = -0.000715216 Jy ! Component: 2700 - total flux cleaned = -0.000715259 Jy ! Component: 2750 - total flux cleaned = -0.00073723 Jy ! Component: 2800 - total flux cleaned = -0.000727857 Jy ! Component: 2850 - total flux cleaned = -0.000746468 Jy ! Component: 2900 - total flux cleaned = -0.000758784 Jy ! Component: 2950 - total flux cleaned = -0.000767951 Jy ! Component: 3000 - total flux cleaned = -0.000770977 Jy ! Component: 3050 - total flux cleaned = -0.000770988 Jy ! Component: 3100 - total flux cleaned = -0.000771022 Jy ! Component: 3150 - total flux cleaned = -0.000780015 Jy ! Component: 3200 - total flux cleaned = -0.000788982 Jy ! Component: 3250 - total flux cleaned = -0.000794866 Jy ! Component: 3300 - total flux cleaned = -0.000786014 Jy ! Component: 3350 - total flux cleaned = -0.000800681 Jy ! Component: 3400 - total flux cleaned = -0.000797753 Jy ! Component: 3450 - total flux cleaned = -0.000800654 Jy ! Component: 3500 - total flux cleaned = -0.000794915 Jy ! Component: 3550 - total flux cleaned = -0.000809281 Jy ! Component: 3600 - total flux cleaned = -0.000814989 Jy ! Component: 3650 - total flux cleaned = -0.000812146 Jy ! Component: 3700 - total flux cleaned = -0.000815001 Jy ! Component: 3750 - total flux cleaned = -0.000812205 Jy ! Component: 3800 - total flux cleaned = -0.000815006 Jy ! Component: 3850 - total flux cleaned = -0.000815047 Jy ! Component: 3900 - total flux cleaned = -0.0008206 Jy ! Component: 3950 - total flux cleaned = -0.000820616 Jy ! Component: 4000 - total flux cleaned = -0.000815134 Jy ! Component: 4050 - total flux cleaned = -0.000817873 Jy ! Total flux subtracted in 4096 components = -0.000817878 Jy ! Clean residual min=-0.000172 max=0.000174 Jy/beam ! Clean residual mean=0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.0154087 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 371 components and 0.0154087 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0453+6321_X_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8893 x 2.975 at -28.86 degrees (North through East) ! Clean map min=-0.00044156 max=0.014051 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0453+6321_X_20180503_map.fits wmodel /vlbi/bs262/maps//J0453+6321_X_20180503_map.mod ! Writing 371 model components to file: /vlbi/bs262/maps//J0453+6321_X_20180503_map.mod wobs /vlbi/bs262/maps//J0453+6321_X_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0453+6321_X_20180503_uvs.fits wwins /vlbi/bs262/maps//J0453+6321_X_20180503_map.win ! wwins: Wrote 4 windows to /vlbi/bs262/maps//J0453+6321_X_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0140512 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.73617e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0112 1.0112 2.0224 4.04479 8.08959 16.1792 32.3584 64.7167 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 296.677 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0453+6321_X_20180503_dfm.log closed on Mon Jun 4 23:17:24 2018