! Started logfile: /vlbi/sb072/temp_maps//J0942-2027_X_dfm.log on Tue Mar 5 22:55:06 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0942-2027_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0942-2027_X_uva.fits ! AN table 1: 23 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0942-2027 ! ! 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 1104 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 J0942-2027_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=1.001210Jy sigma=42.488788 ! Fit after self-cal, rms=0.992039Jy sigma=42.094170 ! 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=6.657 mas, bmaj=15 mas, bpa=15.5 degrees ! Estimated noise=1.19526 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00643335 Jy ! Component: 100 - total flux cleaned = 0.00751695 Jy ! Total flux subtracted in 100 components = 0.00751695 Jy ! Clean residual min=-0.000497 max=0.000490 Jy/beam ! Clean residual mean=0.000002 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.00751695 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.00751695 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=0.014664Jy sigma=0.622390 ! Fit after self-cal, rms=0.012749Jy sigma=0.539097 ! Inverting map ! Added new window around map position (44.8, 38.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027489 Jy ! Component: 100 - total flux cleaned = 0.00283116 Jy ! Total flux subtracted in 100 components = 0.00283116 Jy ! Clean residual min=-0.000920 max=0.000856 Jy/beam ! Clean residual mean=-0.000004 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0103481 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.0103481 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=0.012242Jy sigma=0.516804 ! Fit after self-cal, rms=0.012187Jy sigma=0.514397 ! 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=6.597 mas, bmaj=14.5 mas, bpa=20.08 degrees ! Estimated noise=0.504797 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 = -8.67931e-05 Jy ! Component: 100 - total flux cleaned = -3.48218e-05 Jy ! Component: 150 - total flux cleaned = 7.55643e-05 Jy ! Component: 200 - total flux cleaned = 0.000171485 Jy ! Total flux subtracted in 200 components = 0.000171485 Jy ! Clean residual min=-0.000332 max=0.000290 Jy/beam ! Clean residual mean=-0.000003 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0105196 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 53 components and 0.0105196 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=0.012152Jy sigma=0.512748 ! Fit after self-cal, rms=0.012138Jy sigma=0.512035 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.597 x 14.5 at 20.08 degrees (North through East) ! Clean map min=-0.0013623 max=0.005965 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 KP 0.80 LA 1.04 PT 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 1.11 LA 0.88 PT 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.83 KP 1.22 LA 1.05 PT 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 KP 0.81 LA 1.09 PT 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 1.48 LA 0.90 PT 0.83 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 KP 0.93 LA 1.01 PT 1.31 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 0.97 LA 0.86 PT 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.03 LA 1.00 PT 0.80 ! ! ! Fit before self-cal, rms=0.012138Jy sigma=0.512035 ! Fit after self-cal, rms=0.012475Jy sigma=0.505282 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=6.642 mas, bmaj=14.46 mas, bpa=20.17 degrees ! Estimated noise=0.500892 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 = -0.000334357 Jy ! Component: 100 - total flux cleaned = -0.000415821 Jy ! Component: 150 - total flux cleaned = -0.00047746 Jy ! Component: 200 - total flux cleaned = -0.000480544 Jy ! Total flux subtracted in 200 components = -0.000480544 Jy ! Clean residual min=-0.000265 max=0.000268 Jy/beam ! Clean residual mean=-0.000001 rms=0.000080 Jy/beam ! Combined flux in latest and established models = 0.010039 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 0.010039 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=0.012466Jy sigma=0.504841 ! Fit after self-cal, rms=0.012638Jy sigma=0.501837 ! Inverting map ! Added new window around map position (-15.2, -41.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.57943e-05 Jy ! Component: 100 - total flux cleaned = -2.52903e-05 Jy ! Component: 150 - total flux cleaned = -0.000165922 Jy ! Component: 200 - total flux cleaned = -0.000260436 Jy ! Total flux subtracted in 200 components = -0.000260436 Jy ! Clean residual min=-0.000198 max=0.000260 Jy/beam ! Clean residual mean=-0.000001 rms=0.000076 Jy/beam ! Combined flux in latest and established models = 0.00977861 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 125 components and 0.00977861 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=0.012609Jy sigma=0.500864 ! Fit after self-cal, rms=0.012595Jy sigma=0.499679 ! Inverting map ! Added new window around map position (-51.2, -9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000243245 Jy ! Component: 100 - total flux cleaned = 0.00011753 Jy ! Component: 150 - total flux cleaned = -2.12619e-05 Jy ! Component: 200 - total flux cleaned = -0.000154087 Jy ! Total flux subtracted in 200 components = -0.000154087 Jy ! Clean residual min=-0.000155 max=0.000245 Jy/beam ! Clean residual mean=-0.000000 rms=0.000062 Jy/beam ! Combined flux in latest and established models = 0.00962452 Jy ! Performing phase self-cal ! Adding 76 model components to the UV plane model. ! The established model now contains 183 components and 0.00962452 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=0.012572Jy sigma=0.498806 ! Fit after self-cal, rms=0.012573Jy sigma=0.498347 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281333 Jy ! Component: 100 - total flux cleaned = 0.000226315 Jy ! Component: 150 - total flux cleaned = 0.000130213 Jy ! Component: 200 - total flux cleaned = 2.5032e-05 Jy ! Total flux subtracted in 200 components = 2.5032e-05 Jy ! Clean residual min=-0.000142 max=0.000242 Jy/beam ! Clean residual mean=0.000000 rms=0.000059 Jy/beam ! Combined flux in latest and established models = 0.00964956 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 236 components and 0.00964956 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=0.012554Jy sigma=0.497705 ! Fit after self-cal, rms=0.012550Jy sigma=0.497385 ! Inverting map ! Added new window around map position (34, -22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00035429 Jy ! Component: 100 - total flux cleaned = 0.000408913 Jy ! Component: 150 - total flux cleaned = 0.000387371 Jy ! Component: 200 - total flux cleaned = 0.000368258 Jy ! Total flux subtracted in 200 components = 0.000368258 Jy ! Clean residual min=-0.000151 max=0.000225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000053 Jy/beam ! Combined flux in latest and established models = 0.0100178 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 272 components and 0.0100178 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=0.012532Jy sigma=0.496879 ! Fit after self-cal, rms=0.012526Jy sigma=0.496515 ! 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=0.012526Jy sigma=0.496515 ! Fit after self-cal, rms=0.013111Jy sigma=0.495514 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.66 mas, bmaj=14.48 mas, bpa=20.23 degrees ! Estimated noise=0.49987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300172 Jy ! Component: 100 - total flux cleaned = 0.000424828 Jy ! Component: 150 - total flux cleaned = 0.000418445 Jy ! Component: 200 - total flux cleaned = 0.000406013 Jy ! Total flux subtracted in 200 components = 0.000406013 Jy ! Clean residual min=-0.000147 max=0.000193 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0104238 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 299 components and 0.0104238 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=0.013093Jy sigma=0.495064 ! Fit after self-cal, rms=0.013171Jy sigma=0.494518 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 = 0.000157921 Jy ! Component: 100 - total flux cleaned = 0.000252064 Jy ! Component: 150 - total flux cleaned = 0.000275817 Jy ! Component: 200 - total flux cleaned = 0.000264669 Jy ! Total flux subtracted in 200 components = 0.000264669 Jy ! Clean residual min=-0.000125 max=0.000162 Jy/beam ! Clean residual mean=-0.000000 rms=0.000041 Jy/beam ! Combined flux in latest and established models = 0.0106885 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 336 components and 0.0106885 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=0.013158Jy sigma=0.494226 ! Fit after self-cal, rms=0.013132Jy sigma=0.493663 ! 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=0.013132Jy sigma=0.493663 ! Fit after self-cal, rms=0.013295Jy sigma=0.493497 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.678 mas, bmaj=14.49 mas, bpa=20.16 degrees ! Estimated noise=0.498515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102766 Jy ! Component: 100 - total flux cleaned = 0.000160435 Jy ! Component: 150 - total flux cleaned = 0.000210376 Jy ! Component: 200 - total flux cleaned = 0.000245765 Jy ! Total flux subtracted in 200 components = 0.000245765 Jy ! Clean residual min=-0.000118 max=0.000156 Jy/beam ! Clean residual mean=-0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.0109343 Jy selfcal ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 397 components and 0.0109343 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=0.013277Jy sigma=0.493129 ! Fit after self-cal, rms=0.013283Jy sigma=0.492426 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 = 6.59547e-05 Jy ! Component: 100 - total flux cleaned = 7.80394e-05 Jy ! Component: 150 - total flux cleaned = 6.50506e-05 Jy ! Component: 200 - total flux cleaned = 7.83899e-05 Jy ! Total flux subtracted in 200 components = 7.83899e-05 Jy ! Clean residual min=-0.000122 max=0.000188 Jy/beam ! Clean residual mean=-0.000000 rms=0.000051 Jy/beam ! Combined flux in latest and established models = 0.0110126 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 428 components and 0.0110126 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=0.013264Jy sigma=0.492074 ! Fit after self-cal, rms=0.013255Jy sigma=0.491525 ! 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=0.013255Jy sigma=0.491525 ! Fit after self-cal, rms=0.013250Jy sigma=0.491428 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.773 mas, bmaj=14.42 mas, bpa=19.99 degrees ! Estimated noise=0.496872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.37674e-05 Jy ! Component: 100 - total flux cleaned = 4.83368e-05 Jy ! Component: 150 - total flux cleaned = 8.56846e-05 Jy ! Component: 200 - total flux cleaned = 0.000105792 Jy ! Total flux subtracted in 200 components = 0.000105792 Jy ! Clean residual min=-0.000129 max=0.000167 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0111184 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 461 components and 0.0111184 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=0.013231Jy sigma=0.491092 ! Fit after self-cal, rms=0.013225Jy sigma=0.490651 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 = 3.52336e-05 Jy ! Component: 100 - total flux cleaned = 6.02281e-05 Jy ! Component: 150 - total flux cleaned = 6.49228e-05 Jy ! Component: 200 - total flux cleaned = 9.30325e-05 Jy ! Total flux subtracted in 200 components = 9.30325e-05 Jy ! Clean residual min=-0.000133 max=0.000156 Jy/beam ! Clean residual mean=-0.000000 rms=0.000046 Jy/beam ! Combined flux in latest and established models = 0.0112115 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 500 components and 0.0112115 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=0.013209Jy sigma=0.490363 ! Fit after self-cal, rms=0.013206Jy sigma=0.490211 ! 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=6.689 mas, bmaj=14.45 mas, bpa=20.08 degrees ! Estimated noise=0.497189 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.689 x 14.45 at 20.08 degrees (North through East) ! Clean map min=-0.0027834 max=0.0057897 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=6.833 mas, bmaj=14.71 mas, bpa=13.62 degrees ! Estimated noise=1.15297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00590116 Jy ! Component: 100 - total flux cleaned = 0.00448014 Jy ! Component: 150 - total flux cleaned = 0.00266766 Jy ! Component: 200 - total flux cleaned = 0.00221603 Jy ! Total flux subtracted in 200 components = 0.00221603 Jy ! Clean residual min=-0.002696 max=0.002221 Jy/beam ! Clean residual mean=-0.000001 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.00221603 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 52 model components to the UV plane model. ! The established model now contains 52 components and 0.00221603 Jy ! Inverting map and beam ! Estimated beam: bmin=6.689 mas, bmaj=14.45 mas, bpa=20.08 degrees ! Estimated noise=0.497189 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 = -0.00102498 Jy ! Component: 100 - total flux cleaned = -0.00127528 Jy ! Component: 150 - total flux cleaned = -0.00134361 Jy ! Component: 200 - total flux cleaned = -0.00131842 Jy ! Total flux subtracted in 200 components = -0.00131842 Jy ! Clean residual min=-0.000611 max=0.000448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.000897608 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 115 components and 0.000897608 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=6.773 mas, bmaj=14.42 mas, bpa=19.99 degrees ! Estimated noise=0.496872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000166425 Jy ! Component: 100 - total flux cleaned = 0.000302315 Jy ! Component: 150 - total flux cleaned = 0.00027755 Jy ! Component: 200 - total flux cleaned = 0.000253469 Jy ! Total flux subtracted in 200 components = 0.000253469 Jy ! Clean residual min=-0.000339 max=0.000295 Jy/beam ! Clean residual mean=0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.00115108 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 = -5.55377e-05 Jy ! Component: 100 - total flux cleaned = -6.57071e-05 Jy ! Component: 150 - total flux cleaned = -6.5802e-05 Jy ! Component: 200 - total flux cleaned = -6.60004e-05 Jy ! Total flux subtracted in 200 components = -6.60004e-05 Jy ! Clean residual min=-0.000295 max=0.000244 Jy/beam ! Clean residual mean=0.000001 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.00108508 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 211 components and 0.00108508 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=6.689 mas, bmaj=14.45 mas, bpa=20.08 degrees ! Estimated noise=0.497189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.35535e-05 Jy ! Component: 100 - total flux cleaned = -0.000110501 Jy ! Component: 150 - total flux cleaned = -0.000171114 Jy ! Component: 200 - total flux cleaned = -0.000221448 Jy ! Total flux subtracted in 200 components = -0.000221448 Jy ! Clean residual min=-0.000189 max=0.000211 Jy/beam ! Clean residual mean=-0.000000 rms=0.000060 Jy/beam ! Combined flux in latest and established models = 0.000863629 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 242 components and 0.000863629 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=0.013195Jy sigma=0.490256 ! Fit after self-cal, rms=0.013176Jy sigma=0.489667 wmodel J0942-2027_X_map.mod ! Writing 242 model components to file: J0942-2027_X_map.mod wobs J0942-2027_X_uvs.fits ! Writing UV FITS file: J0942-2027_X_uvs.fits wwins J0942-2027_X_map.win ! wwins: Wrote 4 windows to J0942-2027_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 = -6.67511e-05 Jy ! Component: 100 - total flux cleaned = -6.38897e-05 Jy ! Component: 150 - total flux cleaned = -5.7871e-05 Jy ! Component: 200 - total flux cleaned = -5.50555e-05 Jy ! Component: 250 - total flux cleaned = -5.50173e-05 Jy ! Component: 300 - total flux cleaned = -6.48146e-05 Jy ! Component: 350 - total flux cleaned = -8.12088e-05 Jy ! Component: 400 - total flux cleaned = -9.6915e-05 Jy ! Component: 450 - total flux cleaned = -0.000105641 Jy ! Component: 500 - total flux cleaned = -0.000109912 Jy ! Component: 550 - total flux cleaned = -8.58388e-05 Jy ! Component: 600 - total flux cleaned = -6.30309e-05 Jy ! Component: 650 - total flux cleaned = -3.92303e-05 Jy ! Component: 700 - total flux cleaned = -1.44146e-05 Jy ! Component: 750 - total flux cleaned = 3.70108e-06 Jy ! Component: 800 - total flux cleaned = 1.73825e-05 Jy ! Component: 850 - total flux cleaned = 3.18848e-05 Jy ! Component: 900 - total flux cleaned = 4.71685e-05 Jy ! Component: 950 - total flux cleaned = 6.32668e-05 Jy ! Component: 1000 - total flux cleaned = 7.68112e-05 Jy ! Component: 1050 - total flux cleaned = 9.84201e-05 Jy ! Component: 1100 - total flux cleaned = 0.00011367 Jy ! Component: 1150 - total flux cleaned = 0.000133898 Jy ! Component: 1200 - total flux cleaned = 0.000150891 Jy ! Component: 1250 - total flux cleaned = 0.000169146 Jy ! Component: 1300 - total flux cleaned = 0.000188735 Jy ! Component: 1350 - total flux cleaned = 0.000214932 Jy ! Component: 1400 - total flux cleaned = 0.000231635 Jy ! Component: 1450 - total flux cleaned = 0.000261436 Jy ! Component: 1500 - total flux cleaned = 0.000280931 Jy ! Component: 1550 - total flux cleaned = 0.000301735 Jy ! Component: 1600 - total flux cleaned = 0.000331674 Jy ! Component: 1650 - total flux cleaned = 0.000356057 Jy ! Component: 1700 - total flux cleaned = 0.000382184 Jy ! Component: 1750 - total flux cleaned = 0.000410039 Jy ! Component: 1800 - total flux cleaned = 0.000449967 Jy ! Component: 1850 - total flux cleaned = 0.000482393 Jy ! Component: 1900 - total flux cleaned = 0.000517014 Jy ! Component: 1950 - total flux cleaned = 0.000554022 Jy ! Component: 2000 - total flux cleaned = 0.000607642 Jy ! Component: 2050 - total flux cleaned = 0.000651116 Jy ! Component: 2100 - total flux cleaned = 0.000697268 Jy ! Component: 2150 - total flux cleaned = 0.000763857 Jy ! Component: 2200 - total flux cleaned = 0.000818295 Jy ! Component: 2250 - total flux cleaned = 0.000876352 Jy ! Component: 2300 - total flux cleaned = 0.000959697 Jy ! Component: 2350 - total flux cleaned = 0.00102724 Jy ! Component: 2400 - total flux cleaned = 0.00109969 Jy ! Component: 2450 - total flux cleaned = 0.00117739 Jy ! Component: 2500 - total flux cleaned = 0.0012888 Jy ! Component: 2550 - total flux cleaned = 0.00137913 Jy ! Component: 2600 - total flux cleaned = 0.00150876 Jy ! Component: 2650 - total flux cleaned = 0.00161433 Jy ! Component: 2700 - total flux cleaned = 0.00172715 Jy ! Component: 2750 - total flux cleaned = 0.00188951 Jy ! Component: 2800 - total flux cleaned = 0.00202137 Jy ! Component: 2850 - total flux cleaned = 0.00216233 Jy ! Component: 2900 - total flux cleaned = 0.00231293 Jy ! Component: 2950 - total flux cleaned = 0.00252972 Jy ! Component: 3000 - total flux cleaned = 0.00270719 Jy ! Component: 3050 - total flux cleaned = 0.00289488 Jy ! Component: 3100 - total flux cleaned = 0.00316508 Jy ! Component: 3150 - total flux cleaned = 0.00338384 Jy ! Component: 3200 - total flux cleaned = 0.00361846 Jy ! Component: 3250 - total flux cleaned = 0.00387027 Jy ! Component: 3300 - total flux cleaned = 0.00413733 Jy ! Component: 3350 - total flux cleaned = 0.00452438 Jy ! Component: 3400 - total flux cleaned = 0.00483733 Jy ! Component: 3450 - total flux cleaned = 0.00517168 Jy ! Component: 3500 - total flux cleaned = 0.00565482 Jy ! Component: 3550 - total flux cleaned = 0.00604582 Jy ! Component: 3600 - total flux cleaned = 0.00646352 Jy ! Component: 3650 - total flux cleaned = 0.00691198 Jy ! Component: 3700 - total flux cleaned = 0.00755958 Jy ! Component: 3750 - total flux cleaned = 0.0082661 Jy ! Component: 3800 - total flux cleaned = 0.00883834 Jy ! Component: 3850 - total flux cleaned = 0.00945062 Jy ! Component: 3900 - total flux cleaned = 0.0101029 Jy ! Component: 3950 - total flux cleaned = 0.0110426 Jy ! Component: 4000 - total flux cleaned = 0.011804 Jy ! Component: 4050 - total flux cleaned = 0.0126213 Jy ! Total flux subtracted in 4096 components = 0.0134928 Jy ! Clean residual min=-0.016030 max=0.016416 Jy/beam ! Clean residual mean=0.000144 rms=0.005033 Jy/beam ! Combined flux in latest and established models = 0.0143564 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 366 components and 0.0143564 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0942-2027_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.689 x 14.45 at 20.08 degrees (North through East) ! Clean map min=-0.021216 max=0.020084 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0942-2027_X_map.fits wmodel /vlbi/sb072/temp_maps//J0942-2027_X_map.mod ! Writing 366 model components to file: /vlbi/sb072/temp_maps//J0942-2027_X_map.mod wobs /vlbi/sb072/temp_maps//J0942-2027_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0942-2027_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0942-2027_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0942-2027_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.020084 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00526497 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -78.6443 78.6443 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0157 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.02 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3.814 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0942-2027_X_dfm.log closed on Tue Mar 5 22:55:12 2019