! Started logfile: /vlbi/sb072/temp_maps//J1656+6012_X_dfm.log on Sat Dec 15 22:26:12 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1656+6012_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1656+6012_X_uvm.fits ! AN table 1: 5 integrations on 36 of 36 possible baselines. ! AN table 2: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1656+6012 ! ! 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 85 lines of history. ! ! Reading 3008 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 J1656+6012_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.003319Jy sigma=41.234190 ! Fit after self-cal, rms=0.888434Jy sigma=36.537553 ! 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=0.6939 mas, bmaj=1.855 mas, bpa=-17.75 degrees ! Estimated noise=0.527295 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 = 0.0868151 Jy ! Component: 100 - total flux cleaned = 0.105747 Jy ! Total flux subtracted in 100 components = 0.105747 Jy ! Clean residual min=-0.002492 max=0.005287 Jy/beam ! Clean residual mean=-0.000002 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.105747 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.105747 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=0.021487Jy sigma=0.763022 ! Fit after self-cal, rms=0.021477Jy sigma=0.762633 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423547 Jy ! Component: 100 - total flux cleaned = 0.00604671 Jy ! Total flux subtracted in 100 components = 0.00604671 Jy ! Clean residual min=-0.002604 max=0.003260 Jy/beam ! Clean residual mean=-0.000001 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.111793 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.111793 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=0.020553Jy sigma=0.721102 ! Fit after self-cal, rms=0.020554Jy sigma=0.721008 ! 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=0.9624 mas, bmaj=2.296 mas, bpa=-16.07 degrees ! Estimated noise=0.329344 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 (-1.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017186 Jy ! Component: 100 - total flux cleaned = 0.00144663 Jy ! Component: 150 - total flux cleaned = 0.00144726 Jy ! Component: 200 - total flux cleaned = 0.0014459 Jy ! Total flux subtracted in 200 components = 0.0014459 Jy ! Clean residual min=-0.002212 max=0.002294 Jy/beam ! Clean residual mean=-0.000000 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.113239 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.113239 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=0.019948Jy sigma=0.686027 ! Fit after self-cal, rms=0.019923Jy sigma=0.685270 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9624 x 2.296 at -16.07 degrees (North through East) ! Clean map min=-0.0021595 max=0.11132 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 KP 0.97 LA 0.98 ! MK 1.03 NL 1.01 OV 0.95 PT 1.00 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 KP 1.00 LA 1.04 ! MK 0.97 NL 1.11 PT 0.99 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 KP 1.03 LA 1.01 ! MK 1.01 NL 1.00 OV 0.96 PT 0.99 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 KP 0.99 LA 1.03 ! MK 0.99 NL 1.09 PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 KP 0.97 LA 1.01 ! MK 1.03 NL 1.01 OV 0.94 PT 1.01 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.06 KP 1.00 LA 1.04 ! MK 0.97 NL 1.09 PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 KP 0.99 LA 1.01 ! MK 1.00 NL 0.99 OV 0.95 PT 1.00 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 KP 1.00 LA 0.99 ! MK 0.98 NL 1.10 PT 1.02 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 KP 0.98 LA 1.01 ! MK 1.03 NL 0.99 OV 0.95 PT 0.99 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.05 KP 0.98 LA 1.02 ! MK 0.98 NL 1.07 PT 1.02 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 KP 1.00 LA 1.00 ! MK 1.02 NL 1.00 OV 0.94 PT 0.99 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 KP 1.01 LA 1.02 ! MK 0.99 NL 1.05 PT 1.03 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 KP 0.99 LA 1.00 ! MK 0.99 NL 1.01 OV 0.97 PT 0.99 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.02 KP 0.97 LA 1.03 ! MK 1.02 NL 1.08 PT 1.03 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 KP 1.00 LA 1.01 ! MK 1.01 NL 1.02 OV 0.96 PT 1.01 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.06 KP 0.97 LA 0.99 ! MK 0.99 NL 1.05 PT 1.00 SC 1.01 ! ! ! Fit before self-cal, rms=0.019923Jy sigma=0.685270 ! Fit after self-cal, rms=0.018780Jy sigma=0.625340 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9642 mas, bmaj=2.287 mas, bpa=-16.18 degrees ! Estimated noise=0.327411 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 (0.8, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000998016 Jy ! Component: 100 - total flux cleaned = 0.000968306 Jy ! Component: 150 - total flux cleaned = 0.000968752 Jy ! Component: 200 - total flux cleaned = 0.000918528 Jy ! Total flux subtracted in 200 components = 0.000918528 Jy ! Clean residual min=-0.001023 max=0.000989 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.114158 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 0.114158 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=0.018634Jy sigma=0.618260 ! Fit after self-cal, rms=0.018625Jy sigma=0.617882 ! 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=0.018625Jy sigma=0.617882 ! Fit after self-cal, rms=0.018590Jy sigma=0.617483 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9628 mas, bmaj=2.284 mas, bpa=-16.21 degrees ! Estimated noise=0.327056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451397 Jy ! Component: 100 - total flux cleaned = 0.000495007 Jy ! Component: 150 - total flux cleaned = 0.00051411 Jy ! Component: 200 - total flux cleaned = 0.000547483 Jy ! Total flux subtracted in 200 components = 0.000547483 Jy ! Clean residual min=-0.000950 max=0.000973 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.114705 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 0.114705 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=0.018543Jy sigma=0.615415 ! Fit after self-cal, rms=0.018540Jy sigma=0.615303 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 = 7.89849e-05 Jy ! Component: 100 - total flux cleaned = 9.28809e-05 Jy ! Component: 150 - total flux cleaned = 0.000105857 Jy ! Component: 200 - total flux cleaned = 0.000130347 Jy ! Total flux subtracted in 200 components = 0.000130347 Jy ! Clean residual min=-0.000918 max=0.000969 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.114836 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.114835 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=0.018521Jy sigma=0.614410 ! Fit after self-cal, rms=0.018520Jy sigma=0.614360 ! Inverting map ! Added new window around map position (38.6, -37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000367692 Jy ! Component: 100 - total flux cleaned = 0.000393764 Jy ! Component: 150 - total flux cleaned = 0.000302717 Jy ! Component: 200 - total flux cleaned = 0.000239794 Jy ! Total flux subtracted in 200 components = 0.000239794 Jy ! Clean residual min=-0.000879 max=0.000845 Jy/beam ! Clean residual mean=0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.115075 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.115075 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=0.018462Jy sigma=0.611562 ! Fit after self-cal, rms=0.018456Jy sigma=0.611387 ! 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=0.018456Jy sigma=0.611387 ! Fit after self-cal, rms=0.018416Jy sigma=0.609419 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.962 mas, bmaj=2.281 mas, bpa=-16.28 degrees ! Estimated noise=0.327155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000391629 Jy ! Component: 100 - total flux cleaned = 0.000407958 Jy ! Component: 150 - total flux cleaned = 0.000380881 Jy ! Component: 200 - total flux cleaned = 0.000418115 Jy ! Total flux subtracted in 200 components = 0.000418115 Jy ! Clean residual min=-0.000857 max=0.000845 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.115493 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 93 components and 0.115493 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=0.018391Jy sigma=0.608375 ! Fit after self-cal, rms=0.018389Jy sigma=0.608339 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 = 2.85005e-05 Jy ! Component: 100 - total flux cleaned = 3.97609e-05 Jy ! Component: 150 - total flux cleaned = 5.03024e-05 Jy ! Component: 200 - total flux cleaned = 3.98008e-05 Jy ! Total flux subtracted in 200 components = 3.98008e-05 Jy ! Clean residual min=-0.000861 max=0.000838 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.115533 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 100 components and 0.115533 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=0.018377Jy sigma=0.607783 ! Fit after self-cal, rms=0.018376Jy sigma=0.607773 ! 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=0.018376Jy sigma=0.607773 ! Fit after self-cal, rms=0.018358Jy sigma=0.606292 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.3 mas, bmaj=3.136 mas, bpa=-19.97 degrees ! Estimated noise=0.39899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372575 Jy ! Component: 100 - total flux cleaned = 0.000433697 Jy ! Component: 150 - total flux cleaned = 0.000478383 Jy ! Component: 200 - total flux cleaned = 0.000510287 Jy ! Total flux subtracted in 200 components = 0.000510287 Jy ! Clean residual min=-0.000846 max=0.000894 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.116043 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 0.116043 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=0.018350Jy sigma=0.606036 ! Fit after self-cal, rms=0.018350Jy sigma=0.606011 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 = 4.338e-05 Jy ! Component: 100 - total flux cleaned = 5.71933e-05 Jy ! Component: 150 - total flux cleaned = 5.70177e-05 Jy ! Component: 200 - total flux cleaned = 6.28349e-05 Jy ! Total flux subtracted in 200 components = 6.28349e-05 Jy ! Clean residual min=-0.000855 max=0.000884 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.116106 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 0.116106 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=0.018347Jy sigma=0.605912 ! Fit after self-cal, rms=0.018347Jy sigma=0.605904 ! 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=0.9615 mas, bmaj=2.279 mas, bpa=-16.33 degrees ! Estimated noise=0.327374 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9615 x 2.279 at -16.33 degrees (North through East) ! Clean map min=-0.0010324 max=0.11085 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=0.6946 mas, bmaj=1.849 mas, bpa=-18 degrees ! Estimated noise=0.520574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0857064 Jy ! Component: 100 - total flux cleaned = 0.104396 Jy ! Component: 150 - total flux cleaned = 0.108853 Jy ! Component: 200 - total flux cleaned = 0.111047 Jy ! Total flux subtracted in 200 components = 0.111047 Jy ! Clean residual min=-0.001738 max=0.001628 Jy/beam ! Clean residual mean=-0.000001 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.111047 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.111047 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9615 mas, bmaj=2.279 mas, bpa=-16.33 degrees ! Estimated noise=0.327374 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 = 0.00231556 Jy ! Component: 100 - total flux cleaned = 0.00373447 Jy ! Component: 150 - total flux cleaned = 0.00421096 Jy ! Component: 200 - total flux cleaned = 0.00452658 Jy ! Total flux subtracted in 200 components = 0.00452658 Jy ! Clean residual min=-0.000976 max=0.000885 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.115574 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.115574 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=2.3 mas, bmaj=3.136 mas, bpa=-19.97 degrees ! Estimated noise=0.39899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000522074 Jy ! Component: 100 - total flux cleaned = 0.000759196 Jy ! Component: 150 - total flux cleaned = 0.000782331 Jy ! Component: 200 - total flux cleaned = 0.000802818 Jy ! Total flux subtracted in 200 components = 0.000802818 Jy ! Clean residual min=-0.000951 max=0.000933 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.116376 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 = -1.634e-05 Jy ! Component: 100 - total flux cleaned = -4.68617e-05 Jy ! Component: 150 - total flux cleaned = -6.09295e-05 Jy ! Component: 200 - total flux cleaned = -8.70063e-05 Jy ! Total flux subtracted in 200 components = -8.70063e-05 Jy ! Clean residual min=-0.000923 max=0.000888 Jy/beam ! Clean residual mean=0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.116289 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 65 components and 0.116289 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9615 mas, bmaj=2.279 mas, bpa=-16.33 degrees ! Estimated noise=0.327374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00015612 Jy ! Component: 100 - total flux cleaned = -0.000135591 Jy ! Component: 150 - total flux cleaned = -0.000116724 Jy ! Component: 200 - total flux cleaned = -0.000116348 Jy ! Total flux subtracted in 200 components = -0.000116348 Jy ! Clean residual min=-0.000843 max=0.000791 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.116173 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.116173 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=0.018389Jy sigma=0.608261 ! Fit after self-cal, rms=0.018385Jy sigma=0.608123 wmodel J1656+6012_X_map.mod ! Writing 85 model components to file: J1656+6012_X_map.mod wobs J1656+6012_X_uvs.fits ! Writing UV FITS file: J1656+6012_X_uvs.fits wwins J1656+6012_X_map.win ! wwins: Wrote 4 windows to J1656+6012_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 = -0.000245591 Jy ! Component: 100 - total flux cleaned = -0.000331147 Jy ! Component: 150 - total flux cleaned = -0.000412646 Jy ! Component: 200 - total flux cleaned = -0.00041228 Jy ! Component: 250 - total flux cleaned = -0.00042474 Jy ! Component: 300 - total flux cleaned = -0.000436982 Jy ! Component: 350 - total flux cleaned = -0.000424909 Jy ! Component: 400 - total flux cleaned = -0.000377507 Jy ! Component: 450 - total flux cleaned = -0.000354278 Jy ! Component: 500 - total flux cleaned = -0.000343102 Jy ! Component: 550 - total flux cleaned = -0.000343202 Jy ! Component: 600 - total flux cleaned = -0.000310076 Jy ! Component: 650 - total flux cleaned = -0.000255586 Jy ! Component: 700 - total flux cleaned = -0.000190799 Jy ! Component: 750 - total flux cleaned = -0.000126827 Jy ! Component: 800 - total flux cleaned = -7.42786e-05 Jy ! Component: 850 - total flux cleaned = -1.51738e-06 Jy ! Component: 900 - total flux cleaned = 1.91699e-05 Jy ! Component: 950 - total flux cleaned = 9.0399e-05 Jy ! Component: 1000 - total flux cleaned = 0.000140625 Jy ! Component: 1050 - total flux cleaned = 0.000180306 Jy ! Component: 1100 - total flux cleaned = 0.000200013 Jy ! Component: 1150 - total flux cleaned = 0.000258569 Jy ! Component: 1200 - total flux cleaned = 0.000297094 Jy ! Component: 1250 - total flux cleaned = 0.000268429 Jy ! Component: 1300 - total flux cleaned = 0.000325401 Jy ! Component: 1350 - total flux cleaned = 0.000353654 Jy ! Component: 1400 - total flux cleaned = 0.000344354 Jy ! Component: 1450 - total flux cleaned = 0.000409092 Jy ! Component: 1500 - total flux cleaned = 0.000399769 Jy ! Component: 1550 - total flux cleaned = 0.000418011 Jy ! Component: 1600 - total flux cleaned = 0.000436084 Jy ! Component: 1650 - total flux cleaned = 0.0004452 Jy ! Component: 1700 - total flux cleaned = 0.000471855 Jy ! Component: 1750 - total flux cleaned = 0.000507237 Jy ! Component: 1800 - total flux cleaned = 0.000533525 Jy ! Component: 1850 - total flux cleaned = 0.000568381 Jy ! Component: 1900 - total flux cleaned = 0.00060287 Jy ! Component: 1950 - total flux cleaned = 0.000611328 Jy ! Component: 2000 - total flux cleaned = 0.000602814 Jy ! Component: 2050 - total flux cleaned = 0.00062817 Jy ! Component: 2100 - total flux cleaned = 0.000678735 Jy ! Component: 2150 - total flux cleaned = 0.000703824 Jy ! Component: 2200 - total flux cleaned = 0.000737034 Jy ! Component: 2250 - total flux cleaned = 0.000753594 Jy ! Component: 2300 - total flux cleaned = 0.000770049 Jy ! Component: 2350 - total flux cleaned = 0.000818923 Jy ! Component: 2400 - total flux cleaned = 0.000819002 Jy ! Component: 2450 - total flux cleaned = 0.000843191 Jy ! Component: 2500 - total flux cleaned = 0.000851293 Jy ! Component: 2550 - total flux cleaned = 0.00088308 Jy ! Component: 2600 - total flux cleaned = 0.000883059 Jy ! Component: 2650 - total flux cleaned = 0.000883062 Jy ! Component: 2700 - total flux cleaned = 0.000898689 Jy ! Component: 2750 - total flux cleaned = 0.000914263 Jy ! Component: 2800 - total flux cleaned = 0.000929789 Jy ! Component: 2850 - total flux cleaned = 0.000983683 Jy ! Component: 2900 - total flux cleaned = 0.00100664 Jy ! Component: 2950 - total flux cleaned = 0.000983742 Jy ! Component: 3000 - total flux cleaned = 0.000983716 Jy ! Component: 3050 - total flux cleaned = 0.000983726 Jy ! Component: 3100 - total flux cleaned = 0.00100619 Jy ! Component: 3150 - total flux cleaned = 0.0010584 Jy ! Component: 3200 - total flux cleaned = 0.00102872 Jy ! Component: 3250 - total flux cleaned = 0.00104348 Jy ! Component: 3300 - total flux cleaned = 0.00104345 Jy ! Component: 3350 - total flux cleaned = 0.00104342 Jy ! Component: 3400 - total flux cleaned = 0.00103616 Jy ! Component: 3450 - total flux cleaned = 0.0010434 Jy ! Component: 3500 - total flux cleaned = 0.00102909 Jy ! Component: 3550 - total flux cleaned = 0.00100762 Jy ! Component: 3600 - total flux cleaned = 0.000972026 Jy ! Component: 3650 - total flux cleaned = 0.000986214 Jy ! Component: 3700 - total flux cleaned = 0.00100743 Jy ! Component: 3750 - total flux cleaned = 0.000993393 Jy ! Component: 3800 - total flux cleaned = 0.00101432 Jy ! Component: 3850 - total flux cleaned = 0.000986483 Jy ! Component: 3900 - total flux cleaned = 0.000972641 Jy ! Component: 3950 - total flux cleaned = 0.00100019 Jy ! Component: 4000 - total flux cleaned = 0.000986444 Jy ! Component: 4050 - total flux cleaned = 0.000965994 Jy ! Total flux subtracted in 4096 components = 0.0009728 Jy ! Clean residual min=-0.000403 max=0.000397 Jy/beam ! Clean residual mean=0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.117146 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 360 components and 0.117146 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1656+6012_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9615 x 2.279 at -16.33 degrees (North through East) ! Clean map min=-0.0010283 max=0.1104 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1656+6012_X_map.fits wmodel /vlbi/sb072/temp_maps//J1656+6012_X_map.mod ! Writing 360 model components to file: /vlbi/sb072/temp_maps//J1656+6012_X_map.mod wobs /vlbi/sb072/temp_maps//J1656+6012_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1656+6012_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1656+6012_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1656+6012_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.1104 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117955 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.32053 0.32053 0.641061 1.28212 2.56424 5.12849 10.257 20.5139 41.0279 82.0558 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 935.948 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1656+6012_X_dfm.log closed on Sat Dec 15 22:26:16 2018