! Started logfile: .//J1449-0910_X_dfm.log on Mon Jan 20 18:15:39 2020 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 .//J1449-0910_X_uva.fits ! Reading UV FITS file: .//J1449-0910_X_uva.fits ! AN table 1: 47 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984397 visibilities/baseline/integration-bin. ! Found source: J1449-0910 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 16656 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 J1449-0910_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001172Jy sigma=18.865984 ! Fit after self-cal, rms=0.981917Jy sigma=18.511087 ! 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=0.7708 mas, bmaj=1.96 mas, bpa=1.507 degrees ! Estimated noise=0.611302 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 = 0.0136075 Jy ! Component: 100 - total flux cleaned = 0.0167292 Jy ! Total flux subtracted in 100 components = 0.0167292 Jy ! Clean residual min=-0.001778 max=0.001970 Jy/beam ! Clean residual mean=0.000000 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0167292 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0167292 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=0.042507Jy sigma=0.734078 ! Fit after self-cal, rms=0.040909Jy sigma=0.701617 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382941 Jy ! Component: 100 - total flux cleaned = 0.00519384 Jy ! Total flux subtracted in 100 components = 0.00519384 Jy ! Clean residual min=-0.001723 max=0.001781 Jy/beam ! Clean residual mean=0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.0219231 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0219231 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=0.040391Jy sigma=0.692165 ! Fit after self-cal, rms=0.040381Jy sigma=0.692109 ! 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=0.9153 mas, bmaj=2.272 mas, bpa=0.7084 degrees ! Estimated noise=0.296208 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 = 0.00204519 Jy ! Component: 100 - total flux cleaned = 0.00307458 Jy ! Component: 150 - total flux cleaned = 0.00366499 Jy ! Component: 200 - total flux cleaned = 0.00401435 Jy ! Total flux subtracted in 200 components = 0.00401435 Jy ! Clean residual min=-0.001847 max=0.001858 Jy/beam ! Clean residual mean=-0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0259374 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.0259374 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=0.040262Jy sigma=0.690410 ! Fit after self-cal, rms=0.040247Jy sigma=0.690071 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9153 x 2.272 at 0.7084 degrees (North through East) ! Clean map min=-0.0017664 max=0.021718 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.17 KP 1.12 ! LA 1.07 MK 1.26 NL 0.79 OV 1.12 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.93 KP 1.12 ! LA 1.16 MK 1.18 NL 0.86 OV 1.26 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 0.94 KP 1.11 ! LA 1.12 MK 1.25 NL 0.81 OV 1.18 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 HN 0.85 KP 1.21 ! LA 1.05 MK 1.13 NL 0.76 OV 1.14 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.06 KP 1.05 ! LA 1.21 MK 0.97 NL 0.69 OV 1.09 ! PT 0.84 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.91 HN 0.91 KP 1.05 ! LA 1.26 MK 0.88 NL 0.72 OV 1.20 ! PT 0.90 SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.94 KP 0.99 ! LA 1.15 MK 0.98 NL 0.65 OV 1.12 ! PT 0.89 SC 1.13 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.98 KP 1.19 ! LA 1.13 MK 0.97 NL 0.81 OV 1.30 ! PT 0.76 SC 0.97 ! ! ! Fit before self-cal, rms=0.040247Jy sigma=0.690071 ! Fit after self-cal, rms=0.039124Jy sigma=0.684410 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9244 mas, bmaj=2.286 mas, bpa=0.3784 degrees ! Estimated noise=0.297739 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 = 0.000293163 Jy ! Component: 100 - total flux cleaned = 0.000316749 Jy ! Component: 150 - total flux cleaned = 0.000337506 Jy ! Component: 200 - total flux cleaned = 0.000362714 Jy ! Total flux subtracted in 200 components = 0.000362714 Jy ! Clean residual min=-0.000908 max=0.001010 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0263002 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 32 components and 0.0263002 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=0.039121Jy sigma=0.684349 ! Fit after self-cal, rms=0.039302Jy sigma=0.682031 ! Inverting map ! Added new window around map position (25.4, 38.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109446 Jy ! Component: 100 - total flux cleaned = 0.00135636 Jy ! Component: 150 - total flux cleaned = 0.00154278 Jy ! Component: 200 - total flux cleaned = 0.00166817 Jy ! Total flux subtracted in 200 components = 0.00166817 Jy ! Clean residual min=-0.001057 max=0.000996 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0279683 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.0279683 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=0.039270Jy sigma=0.681347 ! Fit after self-cal, rms=0.039267Jy sigma=0.681049 ! 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=0.039267Jy sigma=0.681049 ! Fit after self-cal, rms=0.040058Jy sigma=0.680390 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.925 mas, bmaj=2.282 mas, bpa=0.3353 degrees ! Estimated noise=0.298942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000634183 Jy ! Component: 100 - total flux cleaned = 0.000828869 Jy ! Component: 150 - total flux cleaned = 0.000898928 Jy ! Component: 200 - total flux cleaned = 0.000971094 Jy ! Total flux subtracted in 200 components = 0.000971094 Jy ! Clean residual min=-0.000879 max=0.000914 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0289394 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.0289394 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=0.040046Jy sigma=0.680150 ! Fit after self-cal, rms=0.040184Jy sigma=0.679743 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 = 0.000318236 Jy ! Component: 100 - total flux cleaned = 0.000440913 Jy ! Component: 150 - total flux cleaned = 0.000510651 Jy ! Component: 200 - total flux cleaned = 0.00055214 Jy ! Total flux subtracted in 200 components = 0.00055214 Jy ! Clean residual min=-0.000965 max=0.000921 Jy/beam ! Clean residual mean=-0.000002 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0294916 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.0294916 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=0.040177Jy sigma=0.679575 ! Fit after self-cal, rms=0.040189Jy sigma=0.679538 ! 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=0.040189Jy sigma=0.679538 ! Fit after self-cal, rms=0.040766Jy sigma=0.679388 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9237 mas, bmaj=2.273 mas, bpa=0.4713 degrees ! Estimated noise=0.300268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000415839 Jy ! Component: 100 - total flux cleaned = 0.000472227 Jy ! Component: 150 - total flux cleaned = 0.000541629 Jy ! Component: 200 - total flux cleaned = 0.000577432 Jy ! Total flux subtracted in 200 components = 0.000577432 Jy ! Clean residual min=-0.000901 max=0.000922 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.030069 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.030069 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=0.040760Jy sigma=0.679265 ! Fit after self-cal, rms=0.040844Jy sigma=0.679069 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 = 0.000110341 Jy ! Component: 100 - total flux cleaned = 0.000184418 Jy ! Component: 150 - total flux cleaned = 0.000212792 Jy ! Component: 200 - total flux cleaned = 0.000221257 Jy ! Total flux subtracted in 200 components = 0.000221257 Jy ! Clean residual min=-0.000903 max=0.000929 Jy/beam ! Clean residual mean=-0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0302903 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.0302903 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=0.040840Jy sigma=0.678978 ! Fit after self-cal, rms=0.040849Jy sigma=0.678963 ! 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=0.040849Jy sigma=0.678963 ! Fit after self-cal, rms=0.041203Jy sigma=0.678901 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.104 mas, bmaj=4.092 mas, bpa=7.678 degrees ! Estimated noise=0.378187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341379 Jy ! Component: 100 - total flux cleaned = 0.000481882 Jy ! Component: 150 - total flux cleaned = 0.000579466 Jy ! Component: 200 - total flux cleaned = 0.000618058 Jy ! Total flux subtracted in 200 components = 0.000618058 Jy ! Clean residual min=-0.000915 max=0.001160 Jy/beam ! Clean residual mean=-0.000003 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0309083 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.0309083 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=0.041200Jy sigma=0.678873 ! Fit after self-cal, rms=0.041243Jy sigma=0.678828 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 = 9.543e-05 Jy ! Component: 100 - total flux cleaned = 0.000103604 Jy ! Component: 150 - total flux cleaned = 0.000118406 Jy ! Component: 200 - total flux cleaned = 0.000132168 Jy ! Total flux subtracted in 200 components = 0.000132168 Jy ! Clean residual min=-0.000930 max=0.001188 Jy/beam ! Clean residual mean=-0.000003 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0310405 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 71 components and 0.0310405 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=0.041242Jy sigma=0.678812 ! Fit after self-cal, rms=0.041245Jy sigma=0.678803 ! 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=0.9214 mas, bmaj=2.263 mas, bpa=0.6155 degrees ! Estimated noise=0.301092 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9214 x 2.263 at 0.6155 degrees (North through East) ! Clean map min=-0.0010508 max=0.021499 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=0.7739 mas, bmaj=1.95 mas, bpa=1.399 degrees ! Estimated noise=0.648645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016283 Jy ! Component: 100 - total flux cleaned = 0.0204577 Jy ! Component: 150 - total flux cleaned = 0.022788 Jy ! Component: 200 - total flux cleaned = 0.0243817 Jy ! Total flux subtracted in 200 components = 0.0243817 Jy ! Clean residual min=-0.001869 max=0.001564 Jy/beam ! Clean residual mean=0.000000 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0243817 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 0.0243817 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9214 mas, bmaj=2.263 mas, bpa=0.6155 degrees ! Estimated noise=0.301092 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 = 0.00209099 Jy ! Component: 100 - total flux cleaned = 0.00337046 Jy ! Component: 150 - total flux cleaned = 0.00417906 Jy ! Component: 200 - total flux cleaned = 0.00454171 Jy ! Total flux subtracted in 200 components = 0.00454171 Jy ! Clean residual min=-0.001177 max=0.000994 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0289234 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.0289234 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=2.104 mas, bmaj=4.092 mas, bpa=7.678 degrees ! Estimated noise=0.378187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000739967 Jy ! Component: 100 - total flux cleaned = 0.00107975 Jy ! Component: 150 - total flux cleaned = 0.00123535 Jy ! Component: 200 - total flux cleaned = 0.00136805 Jy ! Total flux subtracted in 200 components = 0.00136805 Jy ! Clean residual min=-0.001091 max=0.001157 Jy/beam ! Clean residual mean=-0.000003 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0302915 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100878 Jy ! Component: 100 - total flux cleaned = 0.000189909 Jy ! Component: 150 - total flux cleaned = 0.000258256 Jy ! Component: 200 - total flux cleaned = 0.000320229 Jy ! Total flux subtracted in 200 components = 0.000320229 Jy ! Clean residual min=-0.001026 max=0.001176 Jy/beam ! Clean residual mean=-0.000003 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0306117 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 59 components and 0.0306117 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9214 mas, bmaj=2.263 mas, bpa=0.6155 degrees ! Estimated noise=0.301092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.91926e-05 Jy ! Component: 100 - total flux cleaned = 3.75757e-05 Jy ! Component: 150 - total flux cleaned = -2.99375e-05 Jy ! Component: 200 - total flux cleaned = -6.64727e-05 Jy ! Total flux subtracted in 200 components = -6.64727e-05 Jy ! Clean residual min=-0.000942 max=0.000877 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0305452 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 0.0305452 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=0.041249Jy sigma=0.678922 ! Fit after self-cal, rms=0.041242Jy sigma=0.678858 wmodel J1449-0910_X_map.mod ! Writing 72 model components to file: J1449-0910_X_map.mod wobs J1449-0910_X_uvs.fits ! Writing UV FITS file: J1449-0910_X_uvs.fits wwins J1449-0910_X_map.win ! wwins: Wrote 2 windows to J1449-0910_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 = 2.95397e-05 Jy ! Component: 100 - total flux cleaned = 9.17596e-05 Jy ! Component: 150 - total flux cleaned = 0.000135264 Jy ! Component: 200 - total flux cleaned = 0.000191348 Jy ! Component: 250 - total flux cleaned = 0.000244354 Jy ! Component: 300 - total flux cleaned = 0.000294782 Jy ! Component: 350 - total flux cleaned = 0.000355093 Jy ! Component: 400 - total flux cleaned = 0.00037834 Jy ! Component: 450 - total flux cleaned = 0.000412025 Jy ! Component: 500 - total flux cleaned = 0.000466237 Jy ! Component: 550 - total flux cleaned = 0.000508103 Jy ! Component: 600 - total flux cleaned = 0.000548772 Jy ! Component: 650 - total flux cleaned = 0.000598161 Jy ! Component: 700 - total flux cleaned = 0.000627034 Jy ! Component: 750 - total flux cleaned = 0.000636406 Jy ! Component: 800 - total flux cleaned = 0.00066411 Jy ! Component: 850 - total flux cleaned = 0.000673048 Jy ! Component: 900 - total flux cleaned = 0.000673126 Jy ! Component: 950 - total flux cleaned = 0.000681732 Jy ! Component: 1000 - total flux cleaned = 0.000690194 Jy ! Component: 1050 - total flux cleaned = 0.000714963 Jy ! Component: 1100 - total flux cleaned = 0.000723 Jy ! Component: 1150 - total flux cleaned = 0.000762498 Jy ! Component: 1200 - total flux cleaned = 0.00078566 Jy ! Component: 1250 - total flux cleaned = 0.000800809 Jy ! Component: 1300 - total flux cleaned = 0.000823278 Jy ! Component: 1350 - total flux cleaned = 0.000823389 Jy ! Component: 1400 - total flux cleaned = 0.000852372 Jy ! Component: 1450 - total flux cleaned = 0.000873698 Jy ! Component: 1500 - total flux cleaned = 0.000887777 Jy ! Component: 1550 - total flux cleaned = 0.000901614 Jy ! Component: 1600 - total flux cleaned = 0.000921993 Jy ! Component: 1650 - total flux cleaned = 0.000935433 Jy ! Component: 1700 - total flux cleaned = 0.000961707 Jy ! Component: 1750 - total flux cleaned = 0.000981073 Jy ! Component: 1800 - total flux cleaned = 0.000993732 Jy ! Component: 1850 - total flux cleaned = 0.000987392 Jy ! Component: 1900 - total flux cleaned = 0.00100583 Jy ! Component: 1950 - total flux cleaned = 0.000981334 Jy ! Component: 2000 - total flux cleaned = 0.000969315 Jy ! Component: 2050 - total flux cleaned = 0.000969319 Jy ! Component: 2100 - total flux cleaned = 0.000922114 Jy ! Component: 2150 - total flux cleaned = 0.000916283 Jy ! Component: 2200 - total flux cleaned = 0.000910434 Jy ! Component: 2250 - total flux cleaned = 0.000881919 Jy ! Component: 2300 - total flux cleaned = 0.00087627 Jy ! Component: 2350 - total flux cleaned = 0.000842728 Jy ! Component: 2400 - total flux cleaned = 0.000842793 Jy ! Component: 2450 - total flux cleaned = 0.00083185 Jy ! Component: 2500 - total flux cleaned = 0.000821005 Jy ! Component: 2550 - total flux cleaned = 0.000799516 Jy ! Component: 2600 - total flux cleaned = 0.000799557 Jy ! Component: 2650 - total flux cleaned = 0.000789023 Jy ! Component: 2700 - total flux cleaned = 0.000783784 Jy ! Component: 2750 - total flux cleaned = 0.000763099 Jy ! Component: 2800 - total flux cleaned = 0.000732337 Jy ! Component: 2850 - total flux cleaned = 0.000727228 Jy ! Component: 2900 - total flux cleaned = 0.000702066 Jy ! Component: 2950 - total flux cleaned = 0.000697029 Jy ! Component: 3000 - total flux cleaned = 0.000692053 Jy ! Component: 3050 - total flux cleaned = 0.000672373 Jy ! Component: 3100 - total flux cleaned = 0.000633541 Jy ! Component: 3150 - total flux cleaned = 0.00063353 Jy ! Component: 3200 - total flux cleaned = 0.000619127 Jy ! Component: 3250 - total flux cleaned = 0.000604864 Jy ! Component: 3300 - total flux cleaned = 0.000590749 Jy ! Component: 3350 - total flux cleaned = 0.000572036 Jy ! Component: 3400 - total flux cleaned = 0.000553498 Jy ! Component: 3450 - total flux cleaned = 0.00054883 Jy ! Component: 3500 - total flux cleaned = 0.000548834 Jy ! Component: 3550 - total flux cleaned = 0.0005216 Jy ! Component: 3600 - total flux cleaned = 0.000521563 Jy ! Component: 3650 - total flux cleaned = 0.000508163 Jy ! Component: 3700 - total flux cleaned = 0.000499255 Jy ! Component: 3750 - total flux cleaned = 0.00049484 Jy ! Component: 3800 - total flux cleaned = 0.000477262 Jy ! Component: 3850 - total flux cleaned = 0.000468534 Jy ! Component: 3900 - total flux cleaned = 0.000455492 Jy ! Component: 3950 - total flux cleaned = 0.000446871 Jy ! Component: 4000 - total flux cleaned = 0.000451156 Jy ! Component: 4050 - total flux cleaned = 0.000442651 Jy ! Total flux subtracted in 4096 components = 0.000438438 Jy ! Clean residual min=-0.000343 max=0.000256 Jy/beam ! Clean residual mean=0.000000 rms=0.000072 Jy/beam ! Combined flux in latest and established models = 0.0309836 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 356 components and 0.0309836 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1449-0910_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9214 x 2.263 at 0.6155 degrees (North through East) ! Clean map min=-0.00074466 max=0.02162 Jy/beam ! Writing clean map to FITS file: .//J1449-0910_X_map.fits wmodel .//J1449-0910_X_map.mod ! Writing 356 model components to file: .//J1449-0910_X_map.mod wobs .//J1449-0910_X_uvs.fits ! Writing UV FITS file: .//J1449-0910_X_uvs.fits wwins .//J1449-0910_X_map.win ! wwins: Wrote 3 windows to .//J1449-0910_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0216198 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.09713e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.984808 0.984808 1.96962 3.93923 7.87846 15.7569 31.5139 63.0277 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= 304.627 quit ! Quitting program ! Log file .//J1449-0910_X_dfm.log closed on Mon Jan 20 18:15:43 2020