! Started logfile: .//J1950+0807_X_20180530_dfm.log on Sun Jul 8 13:46:43 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 .//J1950+0807_X_20180530_uva.fits ! Reading UV FITS file: .//J1950+0807_X_20180530_uva.fits ! AN table 1: 21 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989418 visibilities/baseline/integration-bin. ! Found source: J1950+0807 ! ! 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 7480 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 J1950+0807_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.062306Jy sigma=26.263163 ! Fit after self-cal, rms=0.738060Jy sigma=18.373647 ! 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=0.7369 mas, bmaj=1.983 mas, bpa=0.2455 degrees ! Estimated noise=0.474856 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 = 0.207794 Jy ! Component: 100 - total flux cleaned = 0.27166 Jy ! Total flux subtracted in 100 components = 0.27166 Jy ! Clean residual min=-0.034320 max=0.124617 Jy/beam ! Clean residual mean=-0.000004 rms=0.010504 Jy/beam ! Combined flux in latest and established models = 0.27166 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.27166 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=0.184408Jy sigma=4.613924 ! Fit after self-cal, rms=0.184227Jy sigma=4.610205 ! Inverting map ! Added new window around map position (7.2, -21.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100508 Jy ! Component: 100 - total flux cleaned = 0.141698 Jy ! Total flux subtracted in 100 components = 0.141698 Jy ! Clean residual min=-0.025913 max=0.028280 Jy/beam ! Clean residual mean=-0.000002 rms=0.005602 Jy/beam ! Combined flux in latest and established models = 0.413358 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.413358 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=0.105950Jy sigma=2.601992 ! Fit after self-cal, rms=0.098681Jy sigma=2.422908 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0366117 Jy ! Component: 100 - total flux cleaned = 0.0630028 Jy ! Total flux subtracted in 100 components = 0.0630028 Jy ! Clean residual min=-0.016763 max=0.018314 Jy/beam ! Clean residual mean=-0.000006 rms=0.003799 Jy/beam ! Combined flux in latest and established models = 0.476361 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.476361 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=0.075954Jy sigma=1.818241 ! Fit after self-cal, rms=0.075519Jy sigma=1.808279 ! 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=0.9111 mas, bmaj=2.258 mas, bpa=1.173 degrees ! Estimated noise=0.335812 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 = 0.0312358 Jy ! Component: 100 - total flux cleaned = 0.05322 Jy ! Component: 150 - total flux cleaned = 0.069827 Jy ! Component: 200 - total flux cleaned = 0.082693 Jy ! Total flux subtracted in 200 components = 0.082693 Jy ! Clean residual min=-0.012068 max=0.018782 Jy/beam ! Clean residual mean=-0.000019 rms=0.003663 Jy/beam ! Combined flux in latest and established models = 0.559054 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 56 components and 0.559054 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=0.056849Jy sigma=1.285225 ! Fit after self-cal, rms=0.056515Jy sigma=1.277342 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9111 x 2.258 at 1.173 degrees (North through East) ! Clean map min=-0.010779 max=0.28039 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.94 KP 0.98 ! LA 0.93 MK 0.99 NL 1.07 OV 0.91 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.95 KP 0.97 ! LA 0.94 MK 0.98 NL 1.09 OV 0.92 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.96 KP 0.97 ! LA 0.93 MK 1.01 NL 1.08 OV 0.93 ! PT 0.90 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.93 KP 0.96 ! LA 0.95 MK 1.03 NL 1.07 OV 0.95 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.97 KP 0.97 ! LA 0.97 MK 1.10 NL 1.09 OV 0.97 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.99 KP 0.98 ! LA 0.96 MK 1.09 NL 1.10 OV 0.99 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.99 KP 0.98 ! LA 0.93 MK 1.11 NL 1.12 OV 0.97 ! PT 0.94 SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.01 KP 0.99 ! LA 0.95 MK 1.11 NL 1.11 OV 0.99 ! PT 0.94 SC 1.08 ! ! ! Fit before self-cal, rms=0.056515Jy sigma=1.277342 ! Fit after self-cal, rms=0.046214Jy sigma=1.026325 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9325 mas, bmaj=2.298 mas, bpa=1.12 degrees ! Estimated noise=0.328018 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 (4.6, -18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163118 Jy ! Component: 100 - total flux cleaned = 0.0255425 Jy ! Component: 150 - total flux cleaned = 0.0309832 Jy ! Component: 200 - total flux cleaned = 0.0339055 Jy ! Total flux subtracted in 200 components = 0.0339055 Jy ! Clean residual min=-0.005966 max=0.007210 Jy/beam ! Clean residual mean=0.000005 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.592959 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.59296 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=0.040198Jy sigma=0.816478 ! Fit after self-cal, rms=0.039918Jy sigma=0.807967 ! Inverting map ! Added new window around map position (6.8, -18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503433 Jy ! Component: 100 - total flux cleaned = 0.00697383 Jy ! Component: 150 - total flux cleaned = 0.00807668 Jy ! Component: 200 - total flux cleaned = 0.00849351 Jy ! Total flux subtracted in 200 components = 0.00849351 Jy ! Clean residual min=-0.005371 max=0.004693 Jy/beam ! Clean residual mean=0.000007 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.601453 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.601453 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=0.038696Jy sigma=0.769412 ! Fit after self-cal, rms=0.038656Jy sigma=0.768299 ! 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=0.038656Jy sigma=0.768299 ! Fit after self-cal, rms=0.037717Jy sigma=0.742921 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9307 mas, bmaj=2.287 mas, bpa=1.042 degrees ! Estimated noise=0.327956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325273 Jy ! Component: 100 - total flux cleaned = 0.004807 Jy ! Component: 150 - total flux cleaned = 0.00591502 Jy ! Component: 200 - total flux cleaned = 0.00679684 Jy ! Total flux subtracted in 200 components = 0.00679684 Jy ! Clean residual min=-0.003855 max=0.003652 Jy/beam ! Clean residual mean=0.000001 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.60825 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 111 components and 0.60825 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=0.037073Jy sigma=0.722056 ! Fit after self-cal, rms=0.037058Jy sigma=0.721275 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 = 0.000688258 Jy ! Component: 100 - total flux cleaned = 0.00127391 Jy ! Component: 150 - total flux cleaned = 0.00159192 Jy ! Component: 200 - total flux cleaned = 0.00181885 Jy ! Total flux subtracted in 200 components = 0.00181885 Jy ! Clean residual min=-0.003756 max=0.003315 Jy/beam ! Clean residual mean=0.000002 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.610069 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.610069 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=0.036828Jy sigma=0.714030 ! Fit after self-cal, rms=0.036819Jy sigma=0.713694 ! 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=0.036819Jy sigma=0.713694 ! Fit after self-cal, rms=0.036690Jy sigma=0.709183 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9298 mas, bmaj=2.283 mas, bpa=0.9479 degrees ! Estimated noise=0.328491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152905 Jy ! Component: 100 - total flux cleaned = 0.0023196 Jy ! Component: 150 - total flux cleaned = 0.00288011 Jy ! Component: 200 - total flux cleaned = 0.00348248 Jy ! Total flux subtracted in 200 components = 0.00348248 Jy ! Clean residual min=-0.003198 max=0.002882 Jy/beam ! Clean residual mean=0.000000 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.613551 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 122 components and 0.613551 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=0.036459Jy sigma=0.701986 ! Fit after self-cal, rms=0.036453Jy sigma=0.701684 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 = 0.00037727 Jy ! Component: 100 - total flux cleaned = 0.000568831 Jy ! Component: 150 - total flux cleaned = 0.000610523 Jy ! Component: 200 - total flux cleaned = 0.000651637 Jy ! Total flux subtracted in 200 components = 0.000651637 Jy ! Clean residual min=-0.003183 max=0.002769 Jy/beam ! Clean residual mean=0.000001 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.614203 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.614203 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=0.036351Jy sigma=0.698563 ! Fit after self-cal, rms=0.036347Jy sigma=0.698450 ! 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=0.036347Jy sigma=0.698450 ! Fit after self-cal, rms=0.036319Jy sigma=0.697016 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.097 mas, bmaj=3.299 mas, bpa=-3.343 degrees ! Estimated noise=0.411691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013022 Jy ! Component: 100 - total flux cleaned = 0.00165417 Jy ! Component: 150 - total flux cleaned = 0.00175687 Jy ! Component: 200 - total flux cleaned = 0.00175886 Jy ! Total flux subtracted in 200 components = 0.00175886 Jy ! Clean residual min=-0.002990 max=0.002763 Jy/beam ! Clean residual mean=-0.000001 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.615962 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 151 components and 0.615961 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=0.036274Jy sigma=0.695617 ! Fit after self-cal, rms=0.036276Jy sigma=0.695533 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 = 0.00029854 Jy ! Component: 100 - total flux cleaned = 0.000244398 Jy ! Component: 150 - total flux cleaned = 0.00014511 Jy ! Component: 200 - total flux cleaned = 0.000122686 Jy ! Total flux subtracted in 200 components = 0.000122686 Jy ! Clean residual min=-0.002936 max=0.002747 Jy/beam ! Clean residual mean=-0.000000 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.616084 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 158 components and 0.616084 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=0.036262Jy sigma=0.695271 ! Fit after self-cal, rms=0.036260Jy sigma=0.695236 ! 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=0.9291 mas, bmaj=2.281 mas, bpa=0.8795 degrees ! Estimated noise=0.32881 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9291 x 2.281 at 0.8795 degrees (North through East) ! Clean map min=-0.0027289 max=0.27761 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=0.7481 mas, bmaj=2.002 mas, bpa=-0.003407 degrees ! Estimated noise=0.469577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.220833 Jy ! Component: 100 - total flux cleaned = 0.320386 Jy ! Component: 150 - total flux cleaned = 0.377555 Jy ! Component: 200 - total flux cleaned = 0.416394 Jy ! Total flux subtracted in 200 components = 0.416394 Jy ! Clean residual min=-0.018693 max=0.022401 Jy/beam ! Clean residual mean=-0.000007 rms=0.004326 Jy/beam ! Combined flux in latest and established models = 0.416394 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.416394 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9291 mas, bmaj=2.281 mas, bpa=0.8795 degrees ! Estimated noise=0.32881 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 = 0.0425371 Jy ! Component: 100 - total flux cleaned = 0.0729726 Jy ! Component: 150 - total flux cleaned = 0.0959074 Jy ! Component: 200 - total flux cleaned = 0.113888 Jy ! Total flux subtracted in 200 components = 0.113888 Jy ! Clean residual min=-0.008193 max=0.011296 Jy/beam ! Clean residual mean=-0.000015 rms=0.002833 Jy/beam ! Combined flux in latest and established models = 0.530282 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 61 components and 0.530282 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=2.097 mas, bmaj=3.299 mas, bpa=-3.343 degrees ! Estimated noise=0.411691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246501 Jy ! Component: 100 - total flux cleaned = 0.0407529 Jy ! Component: 150 - total flux cleaned = 0.0520651 Jy ! Component: 200 - total flux cleaned = 0.0603653 Jy ! Total flux subtracted in 200 components = 0.0603653 Jy ! Clean residual min=-0.005298 max=0.005621 Jy/beam ! Clean residual mean=-0.000009 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 0.590647 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00621619 Jy ! Component: 100 - total flux cleaned = 0.0109584 Jy ! Component: 150 - total flux cleaned = 0.0146196 Jy ! Component: 200 - total flux cleaned = 0.017474 Jy ! Total flux subtracted in 200 components = 0.017474 Jy ! Clean residual min=-0.003539 max=0.002827 Jy/beam ! Clean residual mean=-0.000002 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.608121 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 136 components and 0.608121 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9291 mas, bmaj=2.281 mas, bpa=0.8795 degrees ! Estimated noise=0.32881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000261448 Jy ! Component: 100 - total flux cleaned = 0.00101258 Jy ! Component: 150 - total flux cleaned = 0.0020752 Jy ! Component: 200 - total flux cleaned = 0.0034 Jy ! Total flux subtracted in 200 components = 0.0034 Jy ! Clean residual min=-0.003831 max=0.003713 Jy/beam ! Clean residual mean=-0.000001 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.611521 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 149 components and 0.611521 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=0.037604Jy sigma=0.735420 ! Fit after self-cal, rms=0.037581Jy sigma=0.734478 wmodel J1950+0807_X_map.mod ! Writing 149 model components to file: J1950+0807_X_map.mod wobs J1950+0807_X_uvs.fits ! Writing UV FITS file: J1950+0807_X_uvs.fits wwins J1950+0807_X_map.win ! wwins: Wrote 4 windows to J1950+0807_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 = -0.000842085 Jy ! Component: 100 - total flux cleaned = -0.00103025 Jy ! Component: 150 - total flux cleaned = -0.000914194 Jy ! Component: 200 - total flux cleaned = -0.000804111 Jy ! Component: 250 - total flux cleaned = -0.000803861 Jy ! Component: 300 - total flux cleaned = -0.000853759 Jy ! Component: 350 - total flux cleaned = -0.000949662 Jy ! Component: 400 - total flux cleaned = -0.000948349 Jy ! Component: 450 - total flux cleaned = -0.000947342 Jy ! Component: 500 - total flux cleaned = -0.000991314 Jy ! Component: 550 - total flux cleaned = -0.00111789 Jy ! Component: 600 - total flux cleaned = -0.00111895 Jy ! Component: 650 - total flux cleaned = -0.00135891 Jy ! Component: 700 - total flux cleaned = -0.0016279 Jy ! Component: 750 - total flux cleaned = -0.00166558 Jy ! Component: 800 - total flux cleaned = -0.00181107 Jy ! Component: 850 - total flux cleaned = -0.00198686 Jy ! Component: 900 - total flux cleaned = -0.00202038 Jy ! Component: 950 - total flux cleaned = -0.00212017 Jy ! Component: 1000 - total flux cleaned = -0.00224995 Jy ! Component: 1050 - total flux cleaned = -0.00247118 Jy ! Component: 1100 - total flux cleaned = -0.00256202 Jy ! Component: 1150 - total flux cleaned = -0.0026217 Jy ! Component: 1200 - total flux cleaned = -0.00285638 Jy ! Component: 1250 - total flux cleaned = -0.00297087 Jy ! Component: 1300 - total flux cleaned = -0.00308364 Jy ! Component: 1350 - total flux cleaned = -0.00327587 Jy ! Component: 1400 - total flux cleaned = -0.00335651 Jy ! Component: 1450 - total flux cleaned = -0.00356569 Jy ! Component: 1500 - total flux cleaned = -0.00366751 Jy ! Component: 1550 - total flux cleaned = -0.00384314 Jy ! Component: 1600 - total flux cleaned = -0.00394075 Jy ! Component: 1650 - total flux cleaned = -0.0039886 Jy ! Component: 1700 - total flux cleaned = -0.00417651 Jy ! Component: 1750 - total flux cleaned = -0.00429127 Jy ! Component: 1800 - total flux cleaned = -0.00440382 Jy ! Component: 1850 - total flux cleaned = -0.00453553 Jy ! Component: 1900 - total flux cleaned = -0.00466458 Jy ! Component: 1950 - total flux cleaned = -0.00470615 Jy ! Component: 2000 - total flux cleaned = -0.00483058 Jy ! Component: 2050 - total flux cleaned = -0.00491168 Jy ! Component: 2100 - total flux cleaned = -0.00499154 Jy ! Component: 2150 - total flux cleaned = -0.00520678 Jy ! Component: 2200 - total flux cleaned = -0.00532187 Jy ! Component: 2250 - total flux cleaned = -0.00541624 Jy ! Component: 2300 - total flux cleaned = -0.00556446 Jy ! Component: 2350 - total flux cleaned = -0.00565555 Jy ! Component: 2400 - total flux cleaned = -0.0057809 Jy ! Component: 2450 - total flux cleaned = -0.00590437 Jy ! Component: 2500 - total flux cleaned = -0.00602531 Jy ! Component: 2550 - total flux cleaned = -0.00612737 Jy ! Component: 2600 - total flux cleaned = -0.00626135 Jy ! Component: 2650 - total flux cleaned = -0.0063928 Jy ! Component: 2700 - total flux cleaned = -0.00647368 Jy ! Component: 2750 - total flux cleaned = -0.00661695 Jy ! Component: 2800 - total flux cleaned = -0.00672691 Jy ! Component: 2850 - total flux cleaned = -0.00686634 Jy ! Component: 2900 - total flux cleaned = -0.00700343 Jy ! Component: 2950 - total flux cleaned = -0.00713894 Jy ! Component: 3000 - total flux cleaned = -0.0072721 Jy ! Component: 3050 - total flux cleaned = -0.00740326 Jy ! Component: 3100 - total flux cleaned = -0.00754678 Jy ! Component: 3150 - total flux cleaned = -0.00761784 Jy ! Component: 3200 - total flux cleaned = -0.00775809 Jy ! Component: 3250 - total flux cleaned = -0.00788222 Jy ! Component: 3300 - total flux cleaned = -0.00799085 Jy ! Component: 3350 - total flux cleaned = -0.00804473 Jy ! Component: 3400 - total flux cleaned = -0.00817728 Jy ! Component: 3450 - total flux cleaned = -0.00825588 Jy ! Component: 3500 - total flux cleaned = -0.00837227 Jy ! Component: 3550 - total flux cleaned = -0.00853808 Jy ! Component: 3600 - total flux cleaned = -0.0086138 Jy ! Component: 3650 - total flux cleaned = -0.00870112 Jy ! Component: 3700 - total flux cleaned = -0.00876258 Jy ! Component: 3750 - total flux cleaned = -0.00888463 Jy ! Component: 3800 - total flux cleaned = -0.00900489 Jy ! Component: 3850 - total flux cleaned = -0.00905235 Jy ! Component: 3900 - total flux cleaned = -0.00913499 Jy ! Component: 3950 - total flux cleaned = -0.00923965 Jy ! Component: 4000 - total flux cleaned = -0.00933152 Jy ! Component: 4050 - total flux cleaned = -0.00930886 Jy ! Total flux subtracted in 4096 components = -0.0093879 Jy ! Clean residual min=-0.000685 max=0.000560 Jy/beam ! Clean residual mean=-0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.602133 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 420 components and 0.602133 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1950+0807_X_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9291 x 2.281 at 0.8795 degrees (North through East) ! Clean map min=-0.0017669 max=0.27993 Jy/beam ! Writing clean map to FITS file: .//J1950+0807_X_20180530_map.fits wmodel .//J1950+0807_X_20180530_map.mod ! Writing 420 model components to file: .//J1950+0807_X_20180530_map.mod wobs .//J1950+0807_X_20180530_uvs.fits ! Writing UV FITS file: .//J1950+0807_X_20180530_uvs.fits wwins .//J1950+0807_X_20180530_map.win ! wwins: Wrote 5 windows to .//J1950+0807_X_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.279932 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187496 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.200938 0.200938 0.401875 0.80375 1.6075 3.215 6.43 12.86 25.72 51.44 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.279 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1493 quit ! Quitting program ! Log file .//J1950+0807_X_20180530_dfm.log closed on Sun Jul 8 13:46:47 2018