! Started logfile: /vlbi/sb072/temp_maps//J1756+6531_X_dfm.log on Fri Jan 25 19:42:53 2019 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/sb072/temp_maps//J1756+6531_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1756+6531_X_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1756+6531 ! ! 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 2520 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 J1756+6531_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=0.999684Jy sigma=35.520901 ! Fit after self-cal, rms=0.943525Jy sigma=33.585580 ! 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=0.6762 mas, bmaj=3.05 mas, bpa=-21.2 degrees ! Estimated noise=0.630678 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 = 0.0427642 Jy ! Component: 100 - total flux cleaned = 0.0522396 Jy ! Total flux subtracted in 100 components = 0.0522396 Jy ! Clean residual min=-0.003405 max=0.003364 Jy/beam ! Clean residual mean=-0.000006 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.0522396 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0522396 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=0.025393Jy sigma=0.712835 ! Fit after self-cal, rms=0.025380Jy sigma=0.712422 ! 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=0.8926 mas, bmaj=3.031 mas, bpa=-21.56 degrees ! Estimated noise=0.417056 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 = 0.00444448 Jy ! Component: 100 - total flux cleaned = 0.00671896 Jy ! Component: 150 - total flux cleaned = 0.0080649 Jy ! Component: 200 - total flux cleaned = 0.00870174 Jy ! Total flux subtracted in 200 components = 0.00870174 Jy ! Clean residual min=-0.002507 max=0.002233 Jy/beam ! Clean residual mean=-0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0609413 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 16 components and 0.0609413 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=0.024557Jy sigma=0.682489 ! Fit after self-cal, rms=0.024546Jy sigma=0.681982 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8926 x 3.031 at -21.56 degrees (North through East) ! Clean map min=-0.0020662 max=0.055664 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.10 HN 0.97 KP 0.95 ! LA 1.02 MK 0.99 NL 1.07 OV 0.89 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.20 HN 0.92 KP 0.98 ! LA 0.91 MK 1.08 NL 1.05 OV 0.86 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.09 HN 0.98 KP 0.97 ! LA 1.03 MK 0.98 NL 1.08 OV 0.95 ! PT 1.02 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.18 HN 0.94 KP 0.92 ! LA 1.01 MK 1.01 NL 1.06 OV 0.94 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.14 HN 0.97 KP 1.00 ! LA 0.97 MK 1.10 NL 1.03 OV 0.93 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.17 HN 0.91 KP 1.05 ! LA 1.05 MK 1.07 NL 1.08 OV 0.98 ! PT 1.05 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.10 HN 0.98 KP 0.97 ! LA 0.99 MK 1.07 NL 1.07 OV 0.95 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.20 HN 0.92 KP 0.96 ! LA 1.01 MK 1.01 NL 1.06 OV 0.90 ! PT 0.99 SC 1.05 ! ! ! Fit before self-cal, rms=0.024546Jy sigma=0.681982 ! Fit after self-cal, rms=0.023247Jy sigma=0.644802 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9016 mas, bmaj=3.003 mas, bpa=-21.73 degrees ! Estimated noise=0.415681 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 = 0.000117522 Jy ! Component: 100 - total flux cleaned = 8.41004e-05 Jy ! Component: 150 - total flux cleaned = 0.000118262 Jy ! Component: 200 - total flux cleaned = 0.000117955 Jy ! Total flux subtracted in 200 components = 0.000117955 Jy ! Clean residual min=-0.001191 max=0.001105 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0610593 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.0610593 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=0.023200Jy sigma=0.643176 ! Fit after self-cal, rms=0.023195Jy sigma=0.642822 ! 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=0.023195Jy sigma=0.642822 ! Fit after self-cal, rms=0.023194Jy sigma=0.642614 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9036 mas, bmaj=2.995 mas, bpa=-21.8 degrees ! Estimated noise=0.415982 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.43683e-05 Jy ! Component: 100 - total flux cleaned = -4.50291e-06 Jy ! Component: 150 - total flux cleaned = 7.01382e-06 Jy ! Component: 200 - total flux cleaned = 7.54755e-06 Jy ! Total flux subtracted in 200 components = 7.54755e-06 Jy ! Clean residual min=-0.001167 max=0.001102 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0610668 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.0610668 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=0.023175Jy sigma=0.642090 ! Fit after self-cal, rms=0.023174Jy sigma=0.642065 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 = -9.29957e-06 Jy ! Component: 100 - total flux cleaned = -5.91053e-07 Jy ! Component: 150 - total flux cleaned = -8.85674e-06 Jy ! Component: 200 - total flux cleaned = -9.02255e-06 Jy ! Total flux subtracted in 200 components = -9.02255e-06 Jy ! Clean residual min=-0.001144 max=0.001093 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0610578 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.0610578 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=0.023166Jy sigma=0.641886 ! Fit after self-cal, rms=0.023166Jy sigma=0.641876 ! 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=0.023166Jy sigma=0.641876 ! Fit after self-cal, rms=0.023157Jy sigma=0.641755 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9051 mas, bmaj=2.988 mas, bpa=-21.84 degrees ! Estimated noise=0.416011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.00544e-05 Jy ! Component: 100 - total flux cleaned = -0.000114857 Jy ! Component: 150 - total flux cleaned = -0.000137836 Jy ! Component: 200 - total flux cleaned = -0.000138005 Jy ! Total flux subtracted in 200 components = -0.000138005 Jy ! Clean residual min=-0.001144 max=0.001107 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0609198 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.0609198 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=0.023147Jy sigma=0.641609 ! Fit after self-cal, rms=0.023147Jy sigma=0.641604 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 = 7.31888e-06 Jy ! Component: 100 - total flux cleaned = 1.44275e-06 Jy ! Component: 150 - total flux cleaned = 1.5195e-06 Jy ! Component: 200 - total flux cleaned = 1.47393e-06 Jy ! Total flux subtracted in 200 components = 1.47393e-06 Jy ! Clean residual min=-0.001143 max=0.001102 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0609213 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.0609213 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=0.023143Jy sigma=0.641548 ! Fit after self-cal, rms=0.023143Jy sigma=0.641546 ! 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=0.023143Jy sigma=0.641546 ! Fit after self-cal, rms=0.023133Jy sigma=0.641485 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.025 mas, bmaj=3.19 mas, bpa=-26.05 degrees ! Estimated noise=0.517194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.11047e-05 Jy ! Component: 100 - total flux cleaned = 4.81713e-05 Jy ! Component: 150 - total flux cleaned = 6.02652e-05 Jy ! Component: 200 - total flux cleaned = 6.58388e-05 Jy ! Total flux subtracted in 200 components = 6.58388e-05 Jy ! Clean residual min=-0.001259 max=0.001251 Jy/beam ! Clean residual mean=0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0609871 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.0609871 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=0.023133Jy sigma=0.641536 ! Fit after self-cal, rms=0.023132Jy sigma=0.641513 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.80376e-06 Jy ! Component: 100 - total flux cleaned = -1.28152e-06 Jy ! Component: 150 - total flux cleaned = 2.93169e-06 Jy ! Component: 200 - total flux cleaned = 7.01339e-06 Jy ! Total flux subtracted in 200 components = 7.01339e-06 Jy ! Clean residual min=-0.001249 max=0.001255 Jy/beam ! Clean residual mean=0.000002 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0609941 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.0609941 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=0.023134Jy sigma=0.641583 ! Fit after self-cal, rms=0.023133Jy sigma=0.641576 ! 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=0.9062 mas, bmaj=2.985 mas, bpa=-21.88 degrees ! Estimated noise=0.4159 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9062 x 2.985 at -21.88 degrees (North through East) ! Clean map min=-0.0010878 max=0.055806 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=0.6873 mas, bmaj=2.997 mas, bpa=-21.54 degrees ! Estimated noise=0.630843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0427646 Jy ! Component: 100 - total flux cleaned = 0.0521646 Jy ! Component: 150 - total flux cleaned = 0.0554095 Jy ! Component: 200 - total flux cleaned = 0.0573458 Jy ! Total flux subtracted in 200 components = 0.0573458 Jy ! Clean residual min=-0.001805 max=0.001871 Jy/beam ! Clean residual mean=-0.000002 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.0573459 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0573459 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9062 mas, bmaj=2.985 mas, bpa=-21.88 degrees ! Estimated noise=0.4159 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 (-1.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168413 Jy ! Component: 100 - total flux cleaned = 0.00257651 Jy ! Component: 150 - total flux cleaned = 0.00286126 Jy ! Component: 200 - total flux cleaned = 0.00310682 Jy ! Total flux subtracted in 200 components = 0.00310682 Jy ! Clean residual min=-0.001265 max=0.001116 Jy/beam ! Clean residual mean=0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0604527 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 0.0604527 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=2.025 mas, bmaj=3.19 mas, bpa=-26.05 degrees ! Estimated noise=0.517194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00082383 Jy ! Component: 100 - total flux cleaned = 0.00122972 Jy ! Component: 150 - total flux cleaned = 0.0013344 Jy ! Component: 200 - total flux cleaned = 0.00133516 Jy ! Total flux subtracted in 200 components = 0.00133516 Jy ! Clean residual min=-0.001250 max=0.001234 Jy/beam ! Clean residual mean=0.000003 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0617879 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 = 1.15692e-05 Jy ! Component: 100 - total flux cleaned = 1.12133e-05 Jy ! Component: 150 - total flux cleaned = 1.09073e-05 Jy ! Component: 200 - total flux cleaned = 1.11073e-05 Jy ! Total flux subtracted in 200 components = 1.11073e-05 Jy ! Clean residual min=-0.001229 max=0.001229 Jy/beam ! Clean residual mean=0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.061799 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 59 components and 0.061799 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9062 mas, bmaj=2.985 mas, bpa=-21.88 degrees ! Estimated noise=0.4159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000304632 Jy ! Component: 100 - total flux cleaned = -0.000266162 Jy ! Component: 150 - total flux cleaned = -0.000250399 Jy ! Component: 200 - total flux cleaned = -0.000180597 Jy ! Total flux subtracted in 200 components = -0.000180597 Jy ! Clean residual min=-0.001133 max=0.001064 Jy/beam ! Clean residual mean=0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0616184 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.0616184 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=0.023063Jy sigma=0.639607 ! Fit after self-cal, rms=0.023059Jy sigma=0.639452 wmodel J1756+6531_X_map.mod ! Writing 67 model components to file: J1756+6531_X_map.mod wobs J1756+6531_X_uvs.fits ! Writing UV FITS file: J1756+6531_X_uvs.fits wwins J1756+6531_X_map.win ! wwins: Wrote 2 windows to J1756+6531_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 = -0.000232468 Jy ! Component: 100 - total flux cleaned = -0.000271425 Jy ! Component: 150 - total flux cleaned = -0.000234818 Jy ! Component: 200 - total flux cleaned = -0.000147806 Jy ! Component: 250 - total flux cleaned = -9.718e-05 Jy ! Component: 300 - total flux cleaned = -3.22749e-05 Jy ! Component: 350 - total flux cleaned = -6.21508e-07 Jy ! Component: 400 - total flux cleaned = 1.47719e-05 Jy ! Component: 450 - total flux cleaned = 4.47044e-05 Jy ! Component: 500 - total flux cleaned = 4.4842e-05 Jy ! Component: 550 - total flux cleaned = 5.93893e-05 Jy ! Component: 600 - total flux cleaned = 5.94581e-05 Jy ! Component: 650 - total flux cleaned = 0.000100896 Jy ! Component: 700 - total flux cleaned = 8.71216e-05 Jy ! Component: 750 - total flux cleaned = 3.34661e-05 Jy ! Component: 800 - total flux cleaned = 2.02741e-05 Jy ! Component: 850 - total flux cleaned = -5.64505e-06 Jy ! Component: 900 - total flux cleaned = -4.36518e-05 Jy ! Component: 950 - total flux cleaned = -8.12161e-05 Jy ! Component: 1000 - total flux cleaned = -8.09443e-05 Jy ! Component: 1050 - total flux cleaned = -0.000117751 Jy ! Component: 1100 - total flux cleaned = -0.000166115 Jy ! Component: 1150 - total flux cleaned = -0.000225694 Jy ! Component: 1200 - total flux cleaned = -0.000284659 Jy ! Component: 1250 - total flux cleaned = -0.000354166 Jy ! Component: 1300 - total flux cleaned = -0.000376999 Jy ! Component: 1350 - total flux cleaned = -0.000467859 Jy ! Component: 1400 - total flux cleaned = -0.000467749 Jy ! Component: 1450 - total flux cleaned = -0.000512441 Jy ! Component: 1500 - total flux cleaned = -0.000611595 Jy ! Component: 1550 - total flux cleaned = -0.000687842 Jy ! Component: 1600 - total flux cleaned = -0.000698552 Jy ! Component: 1650 - total flux cleaned = -0.000751936 Jy ! Component: 1700 - total flux cleaned = -0.000773132 Jy ! Component: 1750 - total flux cleaned = -0.000825433 Jy ! Component: 1800 - total flux cleaned = -0.000877208 Jy ! Component: 1850 - total flux cleaned = -0.000907978 Jy ! Component: 1900 - total flux cleaned = -0.000938489 Jy ! Component: 1950 - total flux cleaned = -0.000958697 Jy ! Component: 2000 - total flux cleaned = -0.00102856 Jy ! Component: 2050 - total flux cleaned = -0.00102845 Jy ! Component: 2100 - total flux cleaned = -0.0010677 Jy ! Component: 2150 - total flux cleaned = -0.00111628 Jy ! Component: 2200 - total flux cleaned = -0.00112591 Jy ! Component: 2250 - total flux cleaned = -0.001145 Jy ! Component: 2300 - total flux cleaned = -0.00116398 Jy ! Component: 2350 - total flux cleaned = -0.00121074 Jy ! Component: 2400 - total flux cleaned = -0.00126636 Jy ! Component: 2450 - total flux cleaned = -0.00126638 Jy ! Component: 2500 - total flux cleaned = -0.00127564 Jy ! Component: 2550 - total flux cleaned = -0.00133906 Jy ! Component: 2600 - total flux cleaned = -0.00136601 Jy ! Component: 2650 - total flux cleaned = -0.0014196 Jy ! Component: 2700 - total flux cleaned = -0.00145508 Jy ! Component: 2750 - total flux cleaned = -0.00147268 Jy ! Component: 2800 - total flux cleaned = -0.00149023 Jy ! Component: 2850 - total flux cleaned = -0.00149892 Jy ! Component: 2900 - total flux cleaned = -0.00154182 Jy ! Component: 2950 - total flux cleaned = -0.0015332 Jy ! Component: 3000 - total flux cleaned = -0.00154175 Jy ! Component: 3050 - total flux cleaned = -0.00154174 Jy ! Component: 3100 - total flux cleaned = -0.00156682 Jy ! Component: 3150 - total flux cleaned = -0.00158339 Jy ! Component: 3200 - total flux cleaned = -0.00158335 Jy ! Component: 3250 - total flux cleaned = -0.00161612 Jy ! Component: 3300 - total flux cleaned = -0.00160801 Jy ! Component: 3350 - total flux cleaned = -0.00165643 Jy ! Component: 3400 - total flux cleaned = -0.00168856 Jy ! Component: 3450 - total flux cleaned = -0.00169653 Jy ! Component: 3500 - total flux cleaned = -0.00171238 Jy ! Component: 3550 - total flux cleaned = -0.00172809 Jy ! Component: 3600 - total flux cleaned = -0.00175154 Jy ! Component: 3650 - total flux cleaned = -0.0017905 Jy ! Component: 3700 - total flux cleaned = -0.001775 Jy ! Component: 3750 - total flux cleaned = -0.00176732 Jy ! Component: 3800 - total flux cleaned = -0.00179797 Jy ! Component: 3850 - total flux cleaned = -0.00182074 Jy ! Component: 3900 - total flux cleaned = -0.0018585 Jy ! Component: 3950 - total flux cleaned = -0.00184336 Jy ! Component: 4000 - total flux cleaned = -0.00185826 Jy ! Component: 4050 - total flux cleaned = -0.00185826 Jy ! Total flux subtracted in 4096 components = -0.00186572 Jy ! Clean residual min=-0.000404 max=0.000418 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0597526 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 354 components and 0.0597527 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1756+6531_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9062 x 2.985 at -21.88 degrees (North through East) ! Clean map min=-0.00089536 max=0.055795 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1756+6531_X_map.fits wmodel /vlbi/sb072/temp_maps//J1756+6531_X_map.mod ! Writing 354 model components to file: /vlbi/sb072/temp_maps//J1756+6531_X_map.mod wobs /vlbi/sb072/temp_maps//J1756+6531_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1756+6531_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1756+6531_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1756+6531_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0557948 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131546 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.707305 0.707305 1.41461 2.82922 5.65844 11.3169 22.6337 45.2675 90.535 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 424.145 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1756+6531_X_dfm.log closed on Fri Jan 25 19:42:57 2019