! Started logfile: .//J0957+4745_C_20180710_dfm.log on Sat Jul 28 19:24:17 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J0957+4745_C_20180710_uva.fits ! Reading UV FITS file: .//J0957+4745_C_20180710_uva.fits ! AN table 1: 24 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.979167 visibilities/baseline/integration-bin. ! Found source: J0957+4745 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 5264 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0957+4745_C] 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 0.300x0.300 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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001322Jy sigma=26.964335 ! Fit after self-cal, rms=0.981395Jy sigma=26.424589 ! 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=1.138 mas, bmaj=4.357 mas, bpa=18.5 degrees ! Estimated noise=0.594256 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 = 0.0145923 Jy ! Component: 100 - total flux cleaned = 0.0181234 Jy ! Total flux subtracted in 100 components = 0.0181234 Jy ! Clean residual min=-0.002218 max=0.002307 Jy/beam ! Clean residual mean=-0.000001 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.0181234 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0181234 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=0.028465Jy sigma=0.725188 ! Fit after self-cal, rms=0.026439Jy sigma=0.673045 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364431 Jy ! Component: 100 - total flux cleaned = 0.00392987 Jy ! Total flux subtracted in 100 components = 0.00392987 Jy ! Clean residual min=-0.002000 max=0.002055 Jy/beam ! Clean residual mean=-0.000000 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.0220533 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0220533 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=0.026007Jy sigma=0.661038 ! Fit after self-cal, rms=0.026003Jy sigma=0.660977 ! 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=1.435 mas, bmaj=4.486 mas, bpa=16.71 degrees ! Estimated noise=0.368665 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 = 0.00092751 Jy ! Component: 100 - total flux cleaned = 0.00123545 Jy ! Component: 150 - total flux cleaned = 0.00130522 Jy ! Component: 200 - total flux cleaned = 0.00134911 Jy ! Total flux subtracted in 200 components = 0.00134911 Jy ! Clean residual min=-0.001438 max=0.001252 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0234024 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 34 components and 0.0234024 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=0.025965Jy sigma=0.659872 ! Fit after self-cal, rms=0.025960Jy sigma=0.659806 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.435 x 4.486 at 16.71 degrees (North through East) ! Clean map min=-0.001381 max=0.022059 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 HN 1.10 KP 0.77 LA 1.05 ! MK 1.02 OV 1.11 PT 0.90 SC 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.92 KP 1.06 LA 1.23 ! MK 1.03 OV 1.13 PT 0.91 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.96 KP 0.96 LA 1.28 ! MK 0.93 OV 1.01 PT 0.89 SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.02 KP 0.96 LA 1.05 ! MK 0.92 OV 1.20 PT 0.90 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.01 KP 0.87 LA 1.16 ! MK 0.88 OV 1.09 PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.97 KP 0.92 LA 0.92 ! MK 0.97 OV 0.98 PT 0.99 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.96 KP 0.90 LA 1.00 ! MK 1.04 OV 1.21 PT 0.94 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 0.89 KP 0.92 LA 1.19 ! MK 1.05 OV 1.04 PT 0.92 SC 1.03 ! ! ! Fit before self-cal, rms=0.025960Jy sigma=0.659806 ! Fit after self-cal, rms=0.026208Jy sigma=0.654829 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.429 mas, bmaj=4.479 mas, bpa=16.39 degrees ! Estimated noise=0.366055 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 = 0.000119556 Jy ! Component: 100 - total flux cleaned = 0.000183126 Jy ! Component: 150 - total flux cleaned = 0.00020273 Jy ! Component: 200 - total flux cleaned = 0.000226141 Jy ! Total flux subtracted in 200 components = 0.000226141 Jy ! Clean residual min=-0.001081 max=0.000997 Jy/beam ! Clean residual mean=-0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0236286 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.0236286 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=0.026198Jy sigma=0.654531 ! Fit after self-cal, rms=0.026274Jy sigma=0.653923 ! 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=0.026274Jy sigma=0.653923 ! Fit after self-cal, rms=0.026470Jy sigma=0.653791 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.424 mas, bmaj=4.488 mas, bpa=16.43 degrees ! Estimated noise=0.365425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.58749e-05 Jy ! Component: 100 - total flux cleaned = 3.18611e-05 Jy ! Component: 150 - total flux cleaned = 4.51662e-05 Jy ! Component: 200 - total flux cleaned = 5.11308e-05 Jy ! Total flux subtracted in 200 components = 5.11308e-05 Jy ! Clean residual min=-0.001075 max=0.000998 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0236797 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.0236797 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=0.026466Jy sigma=0.653666 ! Fit after self-cal, rms=0.026486Jy sigma=0.653638 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 = -2.98558e-05 Jy ! Component: 100 - total flux cleaned = -1.23967e-05 Jy ! Component: 150 - total flux cleaned = -1.47993e-06 Jy ! Component: 200 - total flux cleaned = 8.92434e-06 Jy ! Total flux subtracted in 200 components = 8.92434e-06 Jy ! Clean residual min=-0.001060 max=0.000999 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0236886 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.0236886 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=0.026483Jy sigma=0.653582 ! Fit after self-cal, rms=0.026489Jy sigma=0.653540 ! 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=0.026489Jy sigma=0.653540 ! Fit after self-cal, rms=0.026607Jy sigma=0.653509 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.42 mas, bmaj=4.498 mas, bpa=16.48 degrees ! Estimated noise=0.365256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.81292e-05 Jy ! Component: 100 - total flux cleaned = -3.20577e-05 Jy ! Component: 150 - total flux cleaned = -2.69925e-05 Jy ! Component: 200 - total flux cleaned = -2.68928e-05 Jy ! Total flux subtracted in 200 components = -2.68928e-05 Jy ! Clean residual min=-0.001060 max=0.000960 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0236617 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.0236617 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=0.026604Jy sigma=0.653440 ! Fit after self-cal, rms=0.026612Jy sigma=0.653433 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 = -6.3728e-06 Jy ! Component: 100 - total flux cleaned = -1.59648e-06 Jy ! Component: 150 - total flux cleaned = 3.01325e-06 Jy ! Component: 200 - total flux cleaned = 1.15769e-05 Jy ! Total flux subtracted in 200 components = 1.15769e-05 Jy ! Clean residual min=-0.001052 max=0.000962 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0236733 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.0236733 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=0.026611Jy sigma=0.653398 ! Fit after self-cal, rms=0.026612Jy sigma=0.653394 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.026612Jy sigma=0.653394 ! Fit after self-cal, rms=0.026676Jy sigma=0.653383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.475 mas, bmaj=5.038 mas, bpa=20.1 degrees ! Estimated noise=0.502382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06473e-05 Jy ! Component: 100 - total flux cleaned = -1.06192e-05 Jy ! Component: 150 - total flux cleaned = 7.98419e-06 Jy ! Component: 200 - total flux cleaned = 2.84291e-05 Jy ! Total flux subtracted in 200 components = 2.84291e-05 Jy ! Clean residual min=-0.001288 max=0.001094 Jy/beam ! Clean residual mean=0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0237017 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 69 components and 0.0237017 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=0.026677Jy sigma=0.653374 ! Fit after self-cal, rms=0.026680Jy sigma=0.653352 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 = -1.33037e-05 Jy ! Component: 100 - total flux cleaned = -8.20023e-06 Jy ! Component: 150 - total flux cleaned = -3.69091e-06 Jy ! Component: 200 - total flux cleaned = 4.34131e-07 Jy ! Total flux subtracted in 200 components = 4.34131e-07 Jy ! Clean residual min=-0.001277 max=0.001080 Jy/beam ! Clean residual mean=0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0237022 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 71 components and 0.0237022 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=0.026682Jy sigma=0.653380 ! Fit after self-cal, rms=0.026683Jy sigma=0.653374 ! 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=1.418 mas, bmaj=4.506 mas, bpa=16.51 degrees ! Estimated noise=0.365445 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.418 x 4.506 at 16.51 degrees (North through East) ! Clean map min=-0.0010207 max=0.02188 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=1.123 mas, bmaj=4.379 mas, bpa=18.39 degrees ! Estimated noise=0.580663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166748 Jy ! Component: 100 - total flux cleaned = 0.0204766 Jy ! Component: 150 - total flux cleaned = 0.0215475 Jy ! Component: 200 - total flux cleaned = 0.0217412 Jy ! Total flux subtracted in 200 components = 0.0217412 Jy ! Clean residual min=-0.001874 max=0.002025 Jy/beam ! Clean residual mean=-0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0217412 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0217412 Jy ! Inverting map and beam ! Estimated beam: bmin=1.418 mas, bmaj=4.506 mas, bpa=16.51 degrees ! Estimated noise=0.365445 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 = 0.000914217 Jy ! Component: 100 - total flux cleaned = 0.00118859 Jy ! Component: 150 - total flux cleaned = 0.0014084 Jy ! Component: 200 - total flux cleaned = 0.00152515 Jy ! Total flux subtracted in 200 components = 0.00152515 Jy ! Clean residual min=-0.001105 max=0.000960 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0232664 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.0232664 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.475 mas, bmaj=5.038 mas, bpa=20.1 degrees ! Estimated noise=0.502382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292662 Jy ! Component: 100 - total flux cleaned = 0.000339342 Jy ! Component: 150 - total flux cleaned = 0.000369848 Jy ! Component: 200 - total flux cleaned = 0.00040171 Jy ! Total flux subtracted in 200 components = 0.00040171 Jy ! Clean residual min=-0.001295 max=0.001158 Jy/beam ! Clean residual mean=0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0236681 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 = 2.13869e-05 Jy ! Component: 100 - total flux cleaned = 3.99196e-05 Jy ! Component: 150 - total flux cleaned = 4.4067e-05 Jy ! Component: 200 - total flux cleaned = 4.04324e-05 Jy ! Total flux subtracted in 200 components = 4.04324e-05 Jy ! Clean residual min=-0.001282 max=0.001130 Jy/beam ! Clean residual mean=0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0237085 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.0237085 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.418 mas, bmaj=4.506 mas, bpa=16.51 degrees ! Estimated noise=0.365445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00026499 Jy ! Component: 100 - total flux cleaned = -0.000234676 Jy ! Component: 150 - total flux cleaned = -0.00018585 Jy ! Component: 200 - total flux cleaned = -0.000151639 Jy ! Total flux subtracted in 200 components = -0.000151639 Jy ! Clean residual min=-0.001084 max=0.000956 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0235569 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.0235569 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=0.026683Jy sigma=0.653487 ! Fit after self-cal, rms=0.026683Jy sigma=0.653432 wmodel J0957+4745_C_map.mod ! Writing 53 model components to file: J0957+4745_C_map.mod wobs J0957+4745_C_uvs.fits ! Writing UV FITS file: J0957+4745_C_uvs.fits wwins J0957+4745_C_map.win ! wwins: Wrote 1 windows to J0957+4745_C_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 = -0.000333872 Jy ! Component: 100 - total flux cleaned = -0.000386357 Jy ! Component: 150 - total flux cleaned = -0.000418774 Jy ! Component: 200 - total flux cleaned = -0.000404822 Jy ! Component: 250 - total flux cleaned = -0.000377289 Jy ! Component: 300 - total flux cleaned = -0.000337954 Jy ! Component: 350 - total flux cleaned = -0.000274688 Jy ! Component: 400 - total flux cleaned = -0.000152778 Jy ! Component: 450 - total flux cleaned = -4.71033e-05 Jy ! Component: 500 - total flux cleaned = 4.3518e-05 Jy ! Component: 550 - total flux cleaned = 0.000142367 Jy ! Component: 600 - total flux cleaned = 0.000259655 Jy ! Component: 650 - total flux cleaned = 0.00034268 Jy ! Component: 700 - total flux cleaned = 0.000433477 Jy ! Component: 750 - total flux cleaned = 0.000512019 Jy ! Component: 800 - total flux cleaned = 0.000588857 Jy ! Component: 850 - total flux cleaned = 0.000654968 Jy ! Component: 900 - total flux cleaned = 0.000737869 Jy ! Component: 950 - total flux cleaned = 0.000818819 Jy ! Component: 1000 - total flux cleaned = 0.000880506 Jy ! Component: 1050 - total flux cleaned = 0.000949739 Jy ! Component: 1100 - total flux cleaned = 0.00104277 Jy ! Component: 1150 - total flux cleaned = 0.0011008 Jy ! Component: 1200 - total flux cleaned = 0.00115775 Jy ! Component: 1250 - total flux cleaned = 0.00118982 Jy ! Component: 1300 - total flux cleaned = 0.00123703 Jy ! Component: 1350 - total flux cleaned = 0.00126017 Jy ! Component: 1400 - total flux cleaned = 0.00129061 Jy ! Component: 1450 - total flux cleaned = 0.00130567 Jy ! Component: 1500 - total flux cleaned = 0.00135765 Jy ! Component: 1550 - total flux cleaned = 0.00138697 Jy ! Component: 1600 - total flux cleaned = 0.00142318 Jy ! Component: 1650 - total flux cleaned = 0.00146602 Jy ! Component: 1700 - total flux cleaned = 0.00149421 Jy ! Component: 1750 - total flux cleaned = 0.00152901 Jy ! Component: 1800 - total flux cleaned = 0.00155664 Jy ! Component: 1850 - total flux cleaned = 0.00158393 Jy ! Component: 1900 - total flux cleaned = 0.00161079 Jy ! Component: 1950 - total flux cleaned = 0.00165062 Jy ! Component: 2000 - total flux cleaned = 0.00167021 Jy ! Component: 2050 - total flux cleaned = 0.0016897 Jy ! Component: 2100 - total flux cleaned = 0.00170903 Jy ! Component: 2150 - total flux cleaned = 0.00172186 Jy ! Component: 2200 - total flux cleaned = 0.00175962 Jy ! Component: 2250 - total flux cleaned = 0.00175961 Jy ! Component: 2300 - total flux cleaned = 0.00178434 Jy ! Component: 2350 - total flux cleaned = 0.00179044 Jy ! Component: 2400 - total flux cleaned = 0.00180856 Jy ! Component: 2450 - total flux cleaned = 0.00180252 Jy ! Component: 2500 - total flux cleaned = 0.00180256 Jy ! Component: 2550 - total flux cleaned = 0.0017968 Jy ! Component: 2600 - total flux cleaned = 0.00183764 Jy ! Component: 2650 - total flux cleaned = 0.00183189 Jy ! Component: 2700 - total flux cleaned = 0.00182611 Jy ! Component: 2750 - total flux cleaned = 0.0018318 Jy ! Component: 2800 - total flux cleaned = 0.00185439 Jy ! Component: 2850 - total flux cleaned = 0.00183761 Jy ! Component: 2900 - total flux cleaned = 0.00184876 Jy ! Component: 2950 - total flux cleaned = 0.0018598 Jy ! Component: 3000 - total flux cleaned = 0.0018762 Jy ! Component: 3050 - total flux cleaned = 0.00186529 Jy ! Component: 3100 - total flux cleaned = 0.00187075 Jy ! Component: 3150 - total flux cleaned = 0.00188144 Jy ! Component: 3200 - total flux cleaned = 0.00189736 Jy ! Component: 3250 - total flux cleaned = 0.00191316 Jy ! Component: 3300 - total flux cleaned = 0.00189747 Jy ! Component: 3350 - total flux cleaned = 0.00192875 Jy ! Component: 3400 - total flux cleaned = 0.00193392 Jy ! Component: 3450 - total flux cleaned = 0.00194421 Jy ! Component: 3500 - total flux cleaned = 0.00194931 Jy ! Component: 3550 - total flux cleaned = 0.00196966 Jy ! Component: 3600 - total flux cleaned = 0.0019797 Jy ! Component: 3650 - total flux cleaned = 0.00198473 Jy ! Component: 3700 - total flux cleaned = 0.00199473 Jy ! Component: 3750 - total flux cleaned = 0.00200469 Jy ! Component: 3800 - total flux cleaned = 0.00200963 Jy ! Component: 3850 - total flux cleaned = 0.00202931 Jy ! Component: 3900 - total flux cleaned = 0.00203909 Jy ! Component: 3950 - total flux cleaned = 0.00203424 Jy ! Component: 4000 - total flux cleaned = 0.00205843 Jy ! Component: 4050 - total flux cleaned = 0.00205361 Jy ! Total flux subtracted in 4096 components = 0.00206797 Jy ! Clean residual min=-0.000247 max=0.000267 Jy/beam ! Clean residual mean=0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0256248 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 321 components and 0.0256249 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0957+4745_C_20180710_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.418 x 4.506 at 16.51 degrees (North through East) ! Clean map min=-0.00060364 max=0.021904 Jy/beam ! Writing clean map to FITS file: .//J0957+4745_C_20180710_map.fits wmodel .//J0957+4745_C_20180710_map.mod ! Writing 321 model components to file: .//J0957+4745_C_20180710_map.mod wobs .//J0957+4745_C_20180710_uvs.fits ! Writing UV FITS file: .//J0957+4745_C_20180710_uvs.fits wwins .//J0957+4745_C_20180710_map.win ! wwins: Wrote 2 windows to .//J0957+4745_C_20180710_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0219045 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.5734e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.1742 1.1742 2.3484 4.6968 9.3936 18.7872 37.5744 75.1488 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.021 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 255.493 quit ! Quitting program ! Log file .//J0957+4745_C_20180710_dfm.log closed on Sat Jul 28 19:24:21 2018