! Started logfile: .//J0909-3151_C_dfm.log on Mon Jan 20 17:48:00 2020 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 .//J0909-3151_C_uva.fits ! Reading UV FITS file: .//J0909-3151_C_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962418 visibilities/baseline/integration-bin. ! Found source: J0909-3151 ! ! 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 94 lines of history. ! ! Reading 4712 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 J0909-3151_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005181Jy sigma=16.532130 ! Fit after self-cal, rms=0.953630Jy sigma=15.656822 ! 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=1.209 mas, bmaj=3.597 mas, bpa=-7.338 degrees ! Estimated noise=1.0417 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 = 0.034844 Jy ! Component: 100 - total flux cleaned = 0.0464827 Jy ! Total flux subtracted in 100 components = 0.0464827 Jy ! Clean residual min=-0.004492 max=0.008364 Jy/beam ! Clean residual mean=-0.000022 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.0464827 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0464827 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=0.052706Jy sigma=0.753457 ! Fit after self-cal, rms=0.051753Jy sigma=0.742555 ! 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=1.473 mas, bmaj=4.198 mas, bpa=-5.567 degrees ! Estimated noise=0.647832 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 (18.6, -46.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00954725 Jy ! Component: 100 - total flux cleaned = 0.0145983 Jy ! Component: 150 - total flux cleaned = 0.0175343 Jy ! Component: 200 - total flux cleaned = 0.0193515 Jy ! Total flux subtracted in 200 components = 0.0193515 Jy ! Clean residual min=-0.002708 max=0.003108 Jy/beam ! Clean residual mean=-0.000010 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.0658343 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 58 components and 0.0658342 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=0.050218Jy sigma=0.706718 ! Fit after self-cal, rms=0.050178Jy sigma=0.704963 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.473 x 4.198 at -5.567 degrees (North through East) ! Clean map min=-0.0024268 max=0.044892 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.35 KP 0.96 LA 0.88 ! MK 0.97 NL 1.27 OV 1.09 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.28 KP 0.97 LA 0.88 ! MK 1.08 NL 1.22 OV 0.99 PT 1.11 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.40 KP 0.89 LA 0.90 ! MK 1.16 NL 1.07 OV 1.01 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.17 KP 0.96 LA 0.98 ! MK 1.00 NL 0.96 OV 1.00 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.28 KP 0.90 LA 0.98 ! MK 0.96 NL 1.09 OV 1.00 PT 1.04 ! SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.20 KP 1.10 LA 0.95 ! MK 0.98 NL 1.05 OV 0.89 PT 0.98 ! SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.13 KP 0.93 LA 0.87 ! MK 0.91 NL 1.17 OV 0.96 PT 1.10 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.68 KP 1.04 LA 0.89 ! MK 0.91 NL 1.02 OV 0.99 PT 1.00 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.050178Jy sigma=0.704963 ! Fit after self-cal, rms=0.056891Jy sigma=0.697235 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.481 mas, bmaj=4.177 mas, bpa=-5.304 degrees ! Estimated noise=0.648717 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 = 0.000103668 Jy ! Component: 100 - total flux cleaned = 8.14866e-05 Jy ! Component: 150 - total flux cleaned = 4.09077e-05 Jy ! Component: 200 - total flux cleaned = 2.20476e-05 Jy ! Total flux subtracted in 200 components = 2.20476e-05 Jy ! Clean residual min=-0.002442 max=0.002485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.0658563 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.0658563 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=0.056872Jy sigma=0.696960 ! Fit after self-cal, rms=0.057075Jy sigma=0.696620 ! 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=0.057075Jy sigma=0.696620 ! Fit after self-cal, rms=0.057827Jy sigma=0.696575 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.477 mas, bmaj=4.164 mas, bpa=-5.214 degrees ! Estimated noise=0.64813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000154405 Jy ! Component: 100 - total flux cleaned = 0.000112913 Jy ! Component: 150 - total flux cleaned = 7.42253e-05 Jy ! Component: 200 - total flux cleaned = 3.88435e-05 Jy ! Total flux subtracted in 200 components = 3.88435e-05 Jy ! Clean residual min=-0.002415 max=0.002467 Jy/beam ! Clean residual mean=-0.000000 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.0658951 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.0658951 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=0.057811Jy sigma=0.696365 ! Fit after self-cal, rms=0.057853Jy sigma=0.696348 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (47.7, 49.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019806 Jy ! Component: 100 - total flux cleaned = 0.00227059 Jy ! Component: 150 - total flux cleaned = 0.00231674 Jy ! Component: 200 - total flux cleaned = 0.0023172 Jy ! Total flux subtracted in 200 components = 0.0023172 Jy ! Clean residual min=-0.002126 max=0.002088 Jy/beam ! Clean residual mean=0.000002 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.0682123 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.0682123 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=0.057767Jy sigma=0.695036 ! Fit after self-cal, rms=0.057779Jy sigma=0.694857 ! 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=0.057779Jy sigma=0.694857 ! Fit after self-cal, rms=0.058252Jy sigma=0.694729 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.469 mas, bmaj=4.147 mas, bpa=-5.149 degrees ! Estimated noise=0.644943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0006166 Jy ! Component: 100 - total flux cleaned = 0.00070707 Jy ! Component: 150 - total flux cleaned = 0.000706913 Jy ! Component: 200 - total flux cleaned = 0.000687566 Jy ! Total flux subtracted in 200 components = 0.000687566 Jy ! Clean residual min=-0.002052 max=0.002107 Jy/beam ! Clean residual mean=0.000002 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.0688999 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.0688999 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=0.058225Jy sigma=0.694424 ! Fit after self-cal, rms=0.058244Jy sigma=0.694399 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (55.8, 18.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000826274 Jy ! Component: 100 - total flux cleaned = 0.000896256 Jy ! Component: 150 - total flux cleaned = 0.00106081 Jy ! Component: 200 - total flux cleaned = 0.00119453 Jy ! Total flux subtracted in 200 components = 0.00119453 Jy ! Clean residual min=-0.001662 max=0.002061 Jy/beam ! Clean residual mean=0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0700944 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 105 components and 0.0700944 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=0.058167Jy sigma=0.693112 ! Fit after self-cal, rms=0.058149Jy sigma=0.692957 ! Inverting map ! Added new window around map position (7.2, 68.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168686 Jy ! Component: 100 - total flux cleaned = 0.0023024 Jy ! Component: 150 - total flux cleaned = 0.00266666 Jy ! Component: 200 - total flux cleaned = 0.00299208 Jy ! Total flux subtracted in 200 components = 0.00299208 Jy ! Clean residual min=-0.001663 max=0.001831 Jy/beam ! Clean residual mean=0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0730865 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 120 components and 0.0730865 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=0.058088Jy sigma=0.691643 ! Fit after self-cal, rms=0.058106Jy sigma=0.691539 ! Inverting map ! Added new window around map position (32.7, 32.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164376 Jy ! Component: 100 - total flux cleaned = 0.00249962 Jy ! Component: 150 - total flux cleaned = 0.00303532 Jy ! Component: 200 - total flux cleaned = 0.00354047 Jy ! Total flux subtracted in 200 components = 0.00354047 Jy ! Clean residual min=-0.001498 max=0.001506 Jy/beam ! Clean residual mean=-0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.076627 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 138 components and 0.076627 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=0.058055Jy sigma=0.690380 ! Fit after self-cal, rms=0.058027Jy sigma=0.690254 ! 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=0.058027Jy sigma=0.690254 ! Fit after self-cal, rms=0.058435Jy sigma=0.690031 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.969 mas, bmaj=10.92 mas, bpa=-1.292 degrees ! Estimated noise=0.822126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000706003 Jy ! Component: 100 - total flux cleaned = 0.00107929 Jy ! Component: 150 - total flux cleaned = 0.00135506 Jy ! Component: 200 - total flux cleaned = 0.00165271 Jy ! Total flux subtracted in 200 components = 0.00165271 Jy ! Clean residual min=-0.001390 max=0.001487 Jy/beam ! Clean residual mean=-0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0782797 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 148 components and 0.0782797 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=0.058424Jy sigma=0.689873 ! Fit after self-cal, rms=0.058418Jy sigma=0.689824 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 = 0.000401642 Jy ! Component: 100 - total flux cleaned = 0.000683324 Jy ! Component: 150 - total flux cleaned = 0.000884822 Jy ! Component: 200 - total flux cleaned = 0.00102235 Jy ! Total flux subtracted in 200 components = 0.00102235 Jy ! Clean residual min=-0.001293 max=0.001463 Jy/beam ! Clean residual mean=-0.000002 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.079302 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 155 components and 0.079302 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=0.058413Jy sigma=0.689782 ! Fit after self-cal, rms=0.058407Jy sigma=0.689769 ! 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=1.466 mas, bmaj=4.138 mas, bpa=-5.087 degrees ! Estimated noise=0.64049 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.466 x 4.138 at -5.087 degrees (North through East) ! Clean map min=-0.0016766 max=0.044628 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=1.199 mas, bmaj=3.536 mas, bpa=-6.739 degrees ! Estimated noise=1.03351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0351939 Jy ! Component: 100 - total flux cleaned = 0.0478966 Jy ! Component: 150 - total flux cleaned = 0.05522 Jy ! Component: 200 - total flux cleaned = 0.0599671 Jy ! Total flux subtracted in 200 components = 0.0599671 Jy ! Clean residual min=-0.003658 max=0.003691 Jy/beam ! Clean residual mean=-0.000010 rms=0.000984 Jy/beam ! Combined flux in latest and established models = 0.0599671 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.0599671 Jy ! Inverting map and beam ! Estimated beam: bmin=1.466 mas, bmaj=4.138 mas, bpa=-5.087 degrees ! Estimated noise=0.64049 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 = 0.00355575 Jy ! Component: 100 - total flux cleaned = 0.00573342 Jy ! Component: 150 - total flux cleaned = 0.0075924 Jy ! Component: 200 - total flux cleaned = 0.0091211 Jy ! Total flux subtracted in 200 components = 0.0091211 Jy ! Clean residual min=-0.002041 max=0.001849 Jy/beam ! Clean residual mean=-0.000001 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0690882 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 59 components and 0.0690882 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=3.969 mas, bmaj=10.92 mas, bpa=-1.292 degrees ! Estimated noise=0.822126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213062 Jy ! Component: 100 - total flux cleaned = 0.00317536 Jy ! Component: 150 - total flux cleaned = 0.0041869 Jy ! Component: 200 - total flux cleaned = 0.00507366 Jy ! Total flux subtracted in 200 components = 0.00507366 Jy ! Clean residual min=-0.001560 max=0.001541 Jy/beam ! Clean residual mean=-0.000002 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0741619 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 = 0.000779244 Jy ! Component: 100 - total flux cleaned = 0.00143306 Jy ! Component: 150 - total flux cleaned = 0.0020171 Jy ! Component: 200 - total flux cleaned = 0.00253944 Jy ! Total flux subtracted in 200 components = 0.00253944 Jy ! Clean residual min=-0.001327 max=0.001523 Jy/beam ! Clean residual mean=-0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0767013 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 96 components and 0.0767013 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.466 mas, bmaj=4.138 mas, bpa=-5.087 degrees ! Estimated noise=0.64049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000125882 Jy ! Component: 100 - total flux cleaned = 0.000111575 Jy ! Component: 150 - total flux cleaned = 0.000501505 Jy ! Component: 200 - total flux cleaned = 0.000917493 Jy ! Total flux subtracted in 200 components = 0.000917493 Jy ! Clean residual min=-0.001407 max=0.001477 Jy/beam ! Clean residual mean=-0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0776188 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 116 components and 0.0776188 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=0.058454Jy sigma=0.690686 ! Fit after self-cal, rms=0.058447Jy sigma=0.690585 wmodel J0909-3151_C_map.mod ! Writing 116 model components to file: J0909-3151_C_map.mod wobs J0909-3151_C_uvs.fits ! Writing UV FITS file: J0909-3151_C_uvs.fits wwins J0909-3151_C_map.win ! wwins: Wrote 6 windows to J0909-3151_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 = 0.000222361 Jy ! Component: 100 - total flux cleaned = 0.000246047 Jy ! Component: 150 - total flux cleaned = 0.000132785 Jy ! Component: 200 - total flux cleaned = -8.42063e-05 Jy ! Component: 250 - total flux cleaned = -0.00037682 Jy ! Component: 300 - total flux cleaned = -0.000659201 Jy ! Component: 350 - total flux cleaned = -0.000874122 Jy ! Component: 400 - total flux cleaned = -0.00106446 Jy ! Component: 450 - total flux cleaned = -0.0012134 Jy ! Component: 500 - total flux cleaned = -0.00137729 Jy ! Component: 550 - total flux cleaned = -0.00155485 Jy ! Component: 600 - total flux cleaned = -0.00164175 Jy ! Component: 650 - total flux cleaned = -0.00169293 Jy ! Component: 700 - total flux cleaned = -0.00174301 Jy ! Component: 750 - total flux cleaned = -0.00177573 Jy ! Component: 800 - total flux cleaned = -0.0018079 Jy ! Component: 850 - total flux cleaned = -0.0018079 Jy ! Component: 900 - total flux cleaned = -0.00183915 Jy ! Component: 950 - total flux cleaned = -0.00193049 Jy ! Component: 1000 - total flux cleaned = -0.00202039 Jy ! Component: 1050 - total flux cleaned = -0.00207965 Jy ! Component: 1100 - total flux cleaned = -0.00216682 Jy ! Component: 1150 - total flux cleaned = -0.00221 Jy ! Component: 1200 - total flux cleaned = -0.00225252 Jy ! Component: 1250 - total flux cleaned = -0.0023084 Jy ! Component: 1300 - total flux cleaned = -0.00237709 Jy ! Component: 1350 - total flux cleaned = -0.00240402 Jy ! Component: 1400 - total flux cleaned = -0.00244422 Jy ! Component: 1450 - total flux cleaned = -0.00253653 Jy ! Component: 1500 - total flux cleaned = -0.00252358 Jy ! Component: 1550 - total flux cleaned = -0.00256254 Jy ! Component: 1600 - total flux cleaned = -0.00262633 Jy ! Component: 1650 - total flux cleaned = -0.00263883 Jy ! Component: 1700 - total flux cleaned = -0.00267629 Jy ! Component: 1750 - total flux cleaned = -0.00268863 Jy ! Component: 1800 - total flux cleaned = -0.00272521 Jy ! Component: 1850 - total flux cleaned = -0.00273723 Jy ! Component: 1900 - total flux cleaned = -0.00277316 Jy ! Component: 1950 - total flux cleaned = -0.00277319 Jy ! Component: 2000 - total flux cleaned = -0.00278514 Jy ! Component: 2050 - total flux cleaned = -0.00282045 Jy ! Component: 2100 - total flux cleaned = -0.00284385 Jy ! Component: 2150 - total flux cleaned = -0.00286707 Jy ! Component: 2200 - total flux cleaned = -0.00290159 Jy ! Component: 2250 - total flux cleaned = -0.00290167 Jy ! Component: 2300 - total flux cleaned = -0.00293585 Jy ! Component: 2350 - total flux cleaned = -0.00293592 Jy ! Component: 2400 - total flux cleaned = -0.00293604 Jy ! Component: 2450 - total flux cleaned = -0.00295859 Jy ! Component: 2500 - total flux cleaned = -0.00299192 Jy ! Component: 2550 - total flux cleaned = -0.00300299 Jy ! Component: 2600 - total flux cleaned = -0.00302498 Jy ! Component: 2650 - total flux cleaned = -0.00305761 Jy ! Component: 2700 - total flux cleaned = -0.00306848 Jy ! Component: 2750 - total flux cleaned = -0.00306849 Jy ! Component: 2800 - total flux cleaned = -0.00309004 Jy ! Component: 2850 - total flux cleaned = -0.00309009 Jy ! Component: 2900 - total flux cleaned = -0.00306876 Jy ! Component: 2950 - total flux cleaned = -0.00305819 Jy ! Component: 3000 - total flux cleaned = -0.00306873 Jy ! Component: 3050 - total flux cleaned = -0.00302643 Jy ! Component: 3100 - total flux cleaned = -0.00299495 Jy ! Component: 3150 - total flux cleaned = -0.00299498 Jy ! Component: 3200 - total flux cleaned = -0.0029531 Jy ! Component: 3250 - total flux cleaned = -0.00291128 Jy ! Component: 3300 - total flux cleaned = -0.00289031 Jy ! Component: 3350 - total flux cleaned = -0.0028589 Jy ! Component: 3400 - total flux cleaned = -0.0028484 Jy ! Component: 3450 - total flux cleaned = -0.00281706 Jy ! Component: 3500 - total flux cleaned = -0.00280658 Jy ! Component: 3550 - total flux cleaned = -0.00278554 Jy ! Component: 3600 - total flux cleaned = -0.00274355 Jy ! Component: 3650 - total flux cleaned = -0.00275404 Jy ! Component: 3700 - total flux cleaned = -0.002733 Jy ! Component: 3750 - total flux cleaned = -0.00271189 Jy ! Component: 3800 - total flux cleaned = -0.00268022 Jy ! Component: 3850 - total flux cleaned = -0.00266967 Jy ! Component: 3900 - total flux cleaned = -0.00265907 Jy ! Component: 3950 - total flux cleaned = -0.00265903 Jy ! Component: 4000 - total flux cleaned = -0.00262705 Jy ! Component: 4050 - total flux cleaned = -0.00263778 Jy ! Total flux subtracted in 4096 components = -0.00262703 Jy ! Clean residual min=-0.000616 max=0.000623 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0749917 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 371 components and 0.0749918 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0909-3151_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.466 x 4.138 at -5.087 degrees (North through East) ! Clean map min=-0.0014438 max=0.045513 Jy/beam ! Writing clean map to FITS file: .//J0909-3151_C_map.fits wmodel .//J0909-3151_C_map.mod ! Writing 371 model components to file: .//J0909-3151_C_map.mod wobs .//J0909-3151_C_uvs.fits ! Writing UV FITS file: .//J0909-3151_C_uvs.fits wwins .//J0909-3151_C_map.win ! wwins: Wrote 7 windows to .//J0909-3151_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0455126 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000175628 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.15767 1.15767 2.31534 4.63068 9.26136 18.5227 37.0454 74.0909 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 259.141 quit ! Quitting program ! Log file .//J0909-3151_C_dfm.log closed on Mon Jan 20 17:48:04 2020