! Started logfile: /vlbi/uf001/uvm//J1625-2527_S_a_dfm.log on Sun Jan 13 22:01:24 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J1625-2527_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1625-2527_S_a_uvm.fits ! AN table 1: 69 integrations on 45 of 45 possible baselines. ! AN table 2: 4 integrations on 28 of 28 possible baselines. ! AN table 3: 11 integrations on 36 of 36 possible baselines. ! AN table 4: 18 integrations on 36 of 36 possible baselines. ! AN table 5: 6 integrations on 15 of 15 possible baselines. ! AN table 6: 12 integrations on 21 of 21 possible baselines. ! AN table 7: 14 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.719223 visibilities/baseline/integration-bin. ! Found source: J1625-2527 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 10113 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1625-2527_S_a] 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 0.500x0.500 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 207 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 56 telescope corrections were flagged in sub-array 3. ! A total of 69 telescope corrections were flagged in sub-array 4. ! A total of 7 telescope corrections were flagged in sub-array 5. ! A total of 14 telescope corrections were flagged in sub-array 6. ! A total of 12 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 207 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 56 telescope corrections were flagged in sub-array 3. ! A total of 69 telescope corrections were flagged in sub-array 4. ! A total of 7 telescope corrections were flagged in sub-array 5. ! A total of 14 telescope corrections were flagged in sub-array 6. ! A total of 12 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 207 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 56 telescope corrections were flagged in sub-array 3. ! A total of 69 telescope corrections were flagged in sub-array 4. ! A total of 7 telescope corrections were flagged in sub-array 5. ! A total of 14 telescope corrections were flagged in sub-array 6. ! A total of 12 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.686667Jy sigma=17.967987 ! Fit after self-cal, rms=0.466204Jy sigma=4.625023 ! 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=2.303 mas, bmaj=6.396 mas, bpa=-5.717 degrees ! Estimated noise=1.02146 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 = 0.876055 Jy ! Component: 100 - total flux cleaned = 1.09312 Jy ! Total flux subtracted in 100 components = 1.09312 Jy ! Clean residual min=-0.036999 max=0.092810 Jy/beam ! Clean residual mean=0.000402 rms=0.008234 Jy/beam ! Combined flux in latest and established models = 1.09312 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.09312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.415586Jy sigma=4.154359 ! Fit after self-cal, rms=0.415573Jy sigma=4.154285 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106299 Jy ! Component: 100 - total flux cleaned = 0.169523 Jy ! Total flux subtracted in 100 components = 0.169523 Jy ! Clean residual min=-0.029983 max=0.064580 Jy/beam ! Clean residual mean=0.000301 rms=0.007089 Jy/beam ! Combined flux in latest and established models = 1.26264 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 1.26264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.346096Jy sigma=3.565518 ! Fit after self-cal, rms=0.345985Jy sigma=3.564394 ! Inverting map ! Added new window around map position (4, 7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0559953 Jy ! Component: 100 - total flux cleaned = 0.0896445 Jy ! Total flux subtracted in 100 components = 0.0896445 Jy ! Clean residual min=-0.028823 max=0.054293 Jy/beam ! Clean residual mean=0.000252 rms=0.006712 Jy/beam ! Combined flux in latest and established models = 1.35229 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 1.35229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.322896Jy sigma=3.373111 ! Fit after self-cal, rms=0.321939Jy sigma=3.362561 ! Inverting map ! Added new window around map position (-4, -7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0405317 Jy ! Component: 100 - total flux cleaned = 0.0667066 Jy ! Total flux subtracted in 100 components = 0.0667066 Jy ! Clean residual min=-0.026818 max=0.033503 Jy/beam ! Clean residual mean=0.000216 rms=0.006474 Jy/beam ! Combined flux in latest and established models = 1.419 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 1.419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.308868Jy sigma=3.256975 ! Fit after self-cal, rms=0.308762Jy sigma=3.255713 ! 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=3.031 mas, bmaj=7.826 mas, bpa=-3.283 degrees ! Estimated noise=0.748718 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). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0601511 Jy ! Component: 100 - total flux cleaned = 0.0992451 Jy ! Component: 150 - total flux cleaned = 0.127123 Jy ! Component: 200 - total flux cleaned = 0.147924 Jy ! Total flux subtracted in 200 components = 0.147924 Jy ! Clean residual min=-0.026645 max=0.033595 Jy/beam ! Clean residual mean=0.000119 rms=0.006881 Jy/beam ! Combined flux in latest and established models = 1.56692 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 77 components and 1.56692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.291007Jy sigma=3.128136 ! Fit after self-cal, rms=0.290507Jy sigma=3.122460 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.031 x 7.826 at -3.283 degrees (North through East) ! Clean map min=-0.0258 max=1.1794 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.07 KP 0.99 ! LA 0.92 MK 0.99 NL 1.13 OV 0.99 ! PT 1.02 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 HN 0.99 LA 0.94 MK 1.01 ! NL 1.06 OV 2.47 PT 0.99 SC 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 0.97 HN 1.08 KP 0.98 ! LA 0.89 NL 0.91 OV 0.96 PT 0.95 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.95 KP 1.01 LA 0.92 ! MK 1.03 NL 1.02 OV 0.96 PT 0.95 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.03 LA 0.96 MK 1.04 NL 1.14 ! PT 0.96 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 1.25 FD 1.01 KP 1.00 LA 0.95 ! MK 1.01 OV 0.96 PT 0.97 ! ! Telescope amplitude corrections in sub-array 7: ! BR 0.80 HN 1.29 NL 1.06 SC 1.11 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.20 KP 0.99 ! LA 0.94 MK 0.98 NL 1.00 OV 0.98 ! PT 1.01 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.98 LA 0.96 MK 1.01 ! NL 1.03 OV 2.36 PT 1.03 SC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 HN 1.02 KP 1.00 ! LA 0.91 NL 0.95 OV 0.98 PT 0.95 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.96 KP 0.99 LA 0.91 ! MK 1.07 NL 1.13 OV 0.96 PT 0.95 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.03 LA 0.94 MK 1.00 NL 1.23 ! PT 0.97 SC 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 1.87 FD 1.01 KP 1.00 LA 0.96 ! MK 1.03 OV 0.93 PT 0.97 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.66 HN 1.26 NL 1.16 SC 0.99 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.24 KP 0.98 ! LA 0.94 MK 0.98 NL 0.99 OV 0.98 ! PT 0.99 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.02 LA 0.98 MK 0.98 ! NL 1.04 OV 2.41 PT 1.03 SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.95 HN 1.04 KP 0.99 ! LA 0.91 NL 0.91 OV 0.99 PT 0.96 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.95 KP 1.00 LA 0.92 ! MK 1.06 NL 1.17 OV 0.97 PT 0.95 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.04 LA 0.93 MK 1.06 NL 1.17 ! PT 0.96 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 1.36 FD 1.02 KP 1.01 LA 0.93 ! MK 1.07 OV 0.96 PT 0.98 ! ! Telescope amplitude corrections in sub-array 7: ! BR 1.73 HN 1.20 NL 1.11 SC 1.07 ! ! ! Fit before self-cal, rms=0.290507Jy sigma=3.122460 ! Fit after self-cal, rms=0.271003Jy sigma=2.719098 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.036 mas, bmaj=7.84 mas, bpa=-3.156 degrees ! Estimated noise=0.762251 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 = 0.00514061 Jy ! Component: 100 - total flux cleaned = 0.00189577 Jy ! Component: 150 - total flux cleaned = -0.00138584 Jy ! Component: 200 - total flux cleaned = -0.00326327 Jy ! Total flux subtracted in 200 components = -0.00326327 Jy ! Clean residual min=-0.022076 max=0.022064 Jy/beam ! Clean residual mean=0.000004 rms=0.004497 Jy/beam ! Combined flux in latest and established models = 1.56366 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 1.56366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.266773Jy sigma=2.703781 ! Fit after self-cal, rms=0.266805Jy sigma=2.702996 ! 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. ! ! Fit before self-cal, rms=0.266805Jy sigma=2.702996 ! Fit after self-cal, rms=0.169883Jy sigma=1.227174 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.047 mas, bmaj=7.834 mas, bpa=-3.139 degrees ! Estimated noise=0.761113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0142536 Jy ! Component: 100 - total flux cleaned = -0.0165107 Jy ! Component: 150 - total flux cleaned = -0.0180004 Jy ! Component: 200 - total flux cleaned = -0.0182645 Jy ! Total flux subtracted in 200 components = -0.0182645 Jy ! Clean residual min=-0.007176 max=0.008396 Jy/beam ! Clean residual mean=0.000063 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 1.54539 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 1.54539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.168084Jy sigma=1.203003 ! Fit after self-cal, rms=0.168094Jy sigma=1.202310 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 (32, -83). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042279 Jy ! Component: 100 - total flux cleaned = 0.00442557 Jy ! Component: 150 - total flux cleaned = 0.00460476 Jy ! Component: 200 - total flux cleaned = 0.00492899 Jy ! Total flux subtracted in 200 components = 0.00492899 Jy ! Clean residual min=-0.006538 max=0.007569 Jy/beam ! Clean residual mean=0.000062 rms=0.001734 Jy/beam ! Combined flux in latest and established models = 1.55032 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 139 components and 1.55032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.167418Jy sigma=1.195150 ! Fit after self-cal, rms=0.167380Jy sigma=1.194563 ! Inverting map ! Added new window around map position (11.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244173 Jy ! Component: 100 - total flux cleaned = 0.00397069 Jy ! Component: 150 - total flux cleaned = 0.00463144 Jy ! Component: 200 - total flux cleaned = 0.00508751 Jy ! Total flux subtracted in 200 components = 0.00508751 Jy ! Clean residual min=-0.006114 max=0.006904 Jy/beam ! Clean residual mean=0.000057 rms=0.001675 Jy/beam ! Combined flux in latest and established models = 1.55541 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 160 components and 1.55541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.166870Jy sigma=1.188468 ! Fit after self-cal, rms=0.166856Jy sigma=1.188164 ! 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. ! ! Fit before self-cal, rms=0.166856Jy sigma=1.188164 ! Fit after self-cal, rms=0.160358Jy sigma=0.999120 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.05 mas, bmaj=7.833 mas, bpa=-3.054 degrees ! Estimated noise=0.761909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0076833 Jy ! Component: 100 - total flux cleaned = -0.00894497 Jy ! Component: 150 - total flux cleaned = -0.0100201 Jy ! Component: 200 - total flux cleaned = -0.00985571 Jy ! Total flux subtracted in 200 components = -0.00985571 Jy ! Clean residual min=-0.005477 max=0.005467 Jy/beam ! Clean residual mean=0.000054 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 1.54555 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 175 components and 1.54555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159608Jy sigma=0.989587 ! Fit after self-cal, rms=0.159678Jy sigma=0.989409 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 = -1.24882e-05 Jy ! Component: 100 - total flux cleaned = -1.13371e-05 Jy ! Component: 150 - total flux cleaned = -9.29653e-06 Jy ! Component: 200 - total flux cleaned = -8.99913e-06 Jy ! Total flux subtracted in 200 components = -8.99913e-06 Jy ! Clean residual min=-0.005036 max=0.005301 Jy/beam ! Clean residual mean=0.000054 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 1.54554 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 183 components and 1.54554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159396Jy sigma=0.986527 ! Fit after self-cal, rms=0.159396Jy sigma=0.986469 ! Inverting map ! Added new window around map position (-23, 31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00504066 Jy ! Component: 100 - total flux cleaned = 0.00583908 Jy ! Component: 150 - total flux cleaned = 0.00607104 Jy ! Component: 200 - total flux cleaned = 0.00617621 Jy ! Total flux subtracted in 200 components = 0.00617621 Jy ! Clean residual min=-0.004470 max=0.004391 Jy/beam ! Clean residual mean=0.000053 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 1.55172 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 203 components and 1.55172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159086Jy sigma=0.983227 ! Fit after self-cal, rms=0.159073Jy sigma=0.983006 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.159073Jy sigma=0.983006 ! Fit after self-cal, rms=0.117878Jy sigma=0.906491 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.604 mas, bmaj=16.87 mas, bpa=3.269 degrees ! Estimated noise=1.02702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00315202 Jy ! Component: 100 - total flux cleaned = -0.00251572 Jy ! Component: 150 - total flux cleaned = -0.00250535 Jy ! Component: 200 - total flux cleaned = -0.00259443 Jy ! Total flux subtracted in 200 components = -0.00259443 Jy ! Clean residual min=-0.004342 max=0.006035 Jy/beam ! Clean residual mean=0.000124 rms=0.001431 Jy/beam ! Combined flux in latest and established models = 1.54913 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 217 components and 1.54913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117626Jy sigma=0.903942 ! Fit after self-cal, rms=0.117633Jy sigma=0.903777 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 = 0.00051898 Jy ! Component: 100 - total flux cleaned = 0.000516121 Jy ! Component: 150 - total flux cleaned = 0.000358325 Jy ! Component: 200 - total flux cleaned = 0.000508526 Jy ! Total flux subtracted in 200 components = 0.000508526 Jy ! Clean residual min=-0.004443 max=0.005847 Jy/beam ! Clean residual mean=0.000124 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 1.54963 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 222 components and 1.54963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117542Jy sigma=0.903019 ! Fit after self-cal, rms=0.117547Jy sigma=0.902940 ! 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=3.051 mas, bmaj=7.832 mas, bpa=-2.997 degrees ! Estimated noise=0.761592 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.051 x 7.832 at -2.997 degrees (North through East) ! Clean map min=-0.0056593 max=1.2099 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117547Jy sigma=0.902940 ! Fit after self-cal, rms=0.117397Jy sigma=0.801249 ! Inverting map and beam ! Estimated beam: bmin=3.052 mas, bmaj=7.837 mas, bpa=-2.988 degrees ! Estimated noise=0.761416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00361784 Jy ! Component: 100 - total flux cleaned = -0.00473437 Jy ! Component: 150 - total flux cleaned = -0.00484735 Jy ! Component: 200 - total flux cleaned = -0.00457677 Jy ! Total flux subtracted in 200 components = -0.00457677 Jy ! Clean residual min=-0.003525 max=0.003991 Jy/beam ! Clean residual mean=0.000048 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 1.54506 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 231 components and 1.54506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117161Jy sigma=0.797474 ! Fit after self-cal, rms=0.117155Jy sigma=0.797384 ! Inverting map ! Added new window around map position (-11, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214288 Jy ! Component: 100 - total flux cleaned = 0.00222536 Jy ! Component: 150 - total flux cleaned = 0.00230655 Jy ! Component: 200 - total flux cleaned = 0.00230777 Jy ! Total flux subtracted in 200 components = 0.00230777 Jy ! Clean residual min=-0.003615 max=0.003773 Jy/beam ! Clean residual mean=0.000046 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 1.54736 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 251 components and 1.54736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116986Jy sigma=0.795016 ! Fit after self-cal, rms=0.116994Jy sigma=0.794886 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116994Jy sigma=0.794886 ! Fit after self-cal, rms=0.117634Jy sigma=0.793692 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=2.312 mas, bmaj=6.327 mas, bpa=-5.235 degrees ! Estimated noise=1.05346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.901869 Jy ! Component: 100 - total flux cleaned = 1.12222 Jy ! Component: 150 - total flux cleaned = 1.23095 Jy ! Component: 200 - total flux cleaned = 1.29635 Jy ! Total flux subtracted in 200 components = 1.29635 Jy ! Clean residual min=-0.012014 max=0.034133 Jy/beam ! Clean residual mean=0.000172 rms=0.002594 Jy/beam ! Combined flux in latest and established models = 1.29635 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 1.29635 Jy ! Inverting map and beam ! Estimated beam: bmin=3.052 mas, bmaj=7.835 mas, bpa=-2.964 degrees ! Estimated noise=0.760991 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 = 0.0782725 Jy ! Component: 100 - total flux cleaned = 0.121457 Jy ! Component: 150 - total flux cleaned = 0.148484 Jy ! Component: 200 - total flux cleaned = 0.16654 Jy ! Total flux subtracted in 200 components = 0.16654 Jy ! Clean residual min=-0.005234 max=0.010969 Jy/beam ! Clean residual mean=0.000089 rms=0.002124 Jy/beam ! Combined flux in latest and established models = 1.46289 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 105 components and 1.46289 Jy ! Inverting map ! Added new window around map position (4.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134883 Jy ! Component: 100 - total flux cleaned = 0.0238085 Jy ! Component: 150 - total flux cleaned = 0.03221 Jy ! Component: 200 - total flux cleaned = 0.0392849 Jy ! Total flux subtracted in 200 components = 0.0392849 Jy ! Clean residual min=-0.004186 max=0.005571 Jy/beam ! Clean residual mean=0.000067 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 1.50217 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 158 components and 1.50217 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.619 mas, bmaj=16.9 mas, bpa=3.285 degrees ! Estimated noise=1.0246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010133 Jy ! Component: 100 - total flux cleaned = 0.0176625 Jy ! Component: 150 - total flux cleaned = 0.0234869 Jy ! Component: 200 - total flux cleaned = 0.0280811 Jy ! Total flux subtracted in 200 components = 0.0280811 Jy ! Clean residual min=-0.004446 max=0.005052 Jy/beam ! Clean residual mean=0.000118 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 1.53025 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 = 0.00366297 Jy ! Component: 100 - total flux cleaned = 0.00659723 Jy ! Component: 150 - total flux cleaned = 0.00833858 Jy ! Component: 200 - total flux cleaned = 0.00956218 Jy ! Total flux subtracted in 200 components = 0.00956218 Jy ! Clean residual min=-0.004205 max=0.004799 Jy/beam ! Clean residual mean=0.000107 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 1.53981 Jy ! Adding 110 model components to the UV plane model. ! The established model now contains 260 components and 1.53981 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.052 mas, bmaj=7.835 mas, bpa=-2.964 degrees ! Estimated noise=0.760991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138892 Jy ! Component: 100 - total flux cleaned = 0.00171467 Jy ! Component: 150 - total flux cleaned = 0.00201134 Jy ! Component: 200 - total flux cleaned = 0.00228595 Jy ! Total flux subtracted in 200 components = 0.00228595 Jy ! Clean residual min=-0.003590 max=0.003438 Jy/beam ! Clean residual mean=0.000047 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 1.5421 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 287 components and 1.5421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117417Jy sigma=0.792404 ! Fit after self-cal, rms=0.117292Jy sigma=0.791251 wmodel J1625-2527_S_a_map.mod ! Writing 287 model components to file: J1625-2527_S_a_map.mod wobs J1625-2527_S_a_uvs.fits ! Writing UV FITS file: J1625-2527_S_a_uvs.fits wwins J1625-2527_S_a_map.win ! wwins: Wrote 9 windows to J1625-2527_S_a_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 = 0.000239081 Jy ! Component: 100 - total flux cleaned = 0.000772856 Jy ! Component: 150 - total flux cleaned = 0.00133434 Jy ! Component: 200 - total flux cleaned = 0.00182166 Jy ! Component: 250 - total flux cleaned = 0.00192647 Jy ! Component: 300 - total flux cleaned = 0.00218275 Jy ! Component: 350 - total flux cleaned = 0.00263223 Jy ! Component: 400 - total flux cleaned = 0.00302285 Jy ! Component: 450 - total flux cleaned = 0.00350148 Jy ! Component: 500 - total flux cleaned = 0.00397152 Jy ! Component: 550 - total flux cleaned = 0.00448139 Jy ! Component: 600 - total flux cleaned = 0.00493894 Jy ! Component: 650 - total flux cleaned = 0.00557028 Jy ! Component: 700 - total flux cleaned = 0.00610325 Jy ! Component: 750 - total flux cleaned = 0.0066729 Jy ! Component: 800 - total flux cleaned = 0.00697566 Jy ! Component: 850 - total flux cleaned = 0.00731816 Jy ! Component: 900 - total flux cleaned = 0.0076143 Jy ! Component: 950 - total flux cleaned = 0.00786642 Jy ! Component: 1000 - total flux cleaned = 0.00828149 Jy ! Component: 1050 - total flux cleaned = 0.00860992 Jy ! Component: 1100 - total flux cleaned = 0.00893535 Jy ! Component: 1150 - total flux cleaned = 0.00917757 Jy ! Component: 1200 - total flux cleaned = 0.00961779 Jy ! Component: 1250 - total flux cleaned = 0.00981614 Jy ! Component: 1300 - total flux cleaned = 0.0102103 Jy ! Component: 1350 - total flux cleaned = 0.0106005 Jy ! Component: 1400 - total flux cleaned = 0.0108723 Jy ! Component: 1450 - total flux cleaned = 0.0112185 Jy ! Component: 1500 - total flux cleaned = 0.0114481 Jy ! Component: 1550 - total flux cleaned = 0.0117141 Jy ! Component: 1600 - total flux cleaned = 0.0122043 Jy ! Component: 1650 - total flux cleaned = 0.0123919 Jy ! Component: 1700 - total flux cleaned = 0.0128015 Jy ! Component: 1750 - total flux cleaned = 0.0131342 Jy ! Component: 1800 - total flux cleaned = 0.0134656 Jy ! Component: 1850 - total flux cleaned = 0.013831 Jy ! Component: 1900 - total flux cleaned = 0.0141941 Jy ! Component: 1950 - total flux cleaned = 0.0143741 Jy ! Component: 2000 - total flux cleaned = 0.0146972 Jy ! Component: 2050 - total flux cleaned = 0.0149827 Jy ! Component: 2100 - total flux cleaned = 0.0152307 Jy ! Component: 2150 - total flux cleaned = 0.0154777 Jy ! Component: 2200 - total flux cleaned = 0.0158626 Jy ! Component: 2250 - total flux cleaned = 0.0160021 Jy ! Component: 2300 - total flux cleaned = 0.0162447 Jy ! Component: 2350 - total flux cleaned = 0.0163485 Jy ! Component: 2400 - total flux cleaned = 0.0165884 Jy ! Component: 2450 - total flux cleaned = 0.0169973 Jy ! Component: 2500 - total flux cleaned = 0.0170314 Jy ! Component: 2550 - total flux cleaned = 0.0174022 Jy ! Component: 2600 - total flux cleaned = 0.0176368 Jy ! Component: 2650 - total flux cleaned = 0.0177706 Jy ! Component: 2700 - total flux cleaned = 0.0181357 Jy ! Component: 2750 - total flux cleaned = 0.0183339 Jy ! Component: 2800 - total flux cleaned = 0.0184979 Jy ! Component: 2850 - total flux cleaned = 0.0186617 Jy ! Component: 2900 - total flux cleaned = 0.0189546 Jy ! Component: 2950 - total flux cleaned = 0.0189872 Jy ! Component: 3000 - total flux cleaned = 0.0193092 Jy ! Component: 3050 - total flux cleaned = 0.0194056 Jy ! Component: 3100 - total flux cleaned = 0.0195653 Jy ! Component: 3150 - total flux cleaned = 0.0197239 Jy ! Component: 3200 - total flux cleaned = 0.0198823 Jy ! Component: 3250 - total flux cleaned = 0.0201025 Jy ! Component: 3300 - total flux cleaned = 0.0203532 Jy ! Component: 3350 - total flux cleaned = 0.0204156 Jy ! Component: 3400 - total flux cleaned = 0.0206953 Jy ! Component: 3450 - total flux cleaned = 0.0208187 Jy ! Component: 3500 - total flux cleaned = 0.0208493 Jy ! Component: 3550 - total flux cleaned = 0.0210028 Jy ! Component: 3600 - total flux cleaned = 0.0210639 Jy ! Component: 3650 - total flux cleaned = 0.0213073 Jy ! Component: 3700 - total flux cleaned = 0.0214286 Jy ! Component: 3750 - total flux cleaned = 0.0215794 Jy ! Component: 3800 - total flux cleaned = 0.0215493 Jy ! Component: 3850 - total flux cleaned = 0.0217288 Jy ! Component: 3900 - total flux cleaned = 0.0219079 Jy ! Component: 3950 - total flux cleaned = 0.0220564 Jy ! Component: 4000 - total flux cleaned = 0.0221451 Jy ! Component: 4050 - total flux cleaned = 0.0220864 Jy ! Total flux subtracted in 4096 components = 0.0221743 Jy ! Clean residual min=-0.001761 max=0.001641 Jy/beam ! Clean residual mean=0.000033 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 1.56427 Jy keep ! Adding 350 model components to the UV plane model. ! The established model now contains 637 components and 1.56427 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1625-2527_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.052 x 7.835 at -2.964 degrees (North through East) ! Clean map min=-0.0025181 max=1.2221 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1625-2527_S_a_map.fits wmodel /vlbi/uf001/uvm//J1625-2527_S_a_map.mod ! Writing 637 model components to file: /vlbi/uf001/uvm//J1625-2527_S_a_map.mod wobs /vlbi/uf001/uvm//J1625-2527_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1625-2527_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1625-2527_S_a_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uvm//J1625-2527_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.22211 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00056771 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.13936 0.13936 0.27872 0.557441 1.11488 2.22976 4.45953 8.91905 17.8381 35.6762 71.3524 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.222 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2152.69 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1625-2527_S_a_dfm.log closed on Sun Jan 13 22:01:29 2019