! Started logfile: .//J1539-1128_X_20180720_dfm.log on Wed Aug 8 14:51:44 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1539-1128_X_20180720_uva.fits ! Reading UV FITS file: .//J1539-1128_X_20180720_uva.fits ! AN table 1: 92 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997826 visibilities/baseline/integration-bin. ! Found source: J1539-1128 ! ! 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 33048 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 J1539-1128_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001749Jy sigma=23.062562 ! Fit after self-cal, rms=0.983541Jy sigma=22.637446 ! 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=0.8135 mas, bmaj=1.991 mas, bpa=-9.371 degrees ! Estimated noise=0.438504 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 = 0.0128583 Jy ! Component: 100 - total flux cleaned = 0.0158461 Jy ! Total flux subtracted in 100 components = 0.0158461 Jy ! Clean residual min=-0.001615 max=0.001490 Jy/beam ! Clean residual mean=-0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0158461 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0158461 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=0.032819Jy sigma=0.707778 ! Fit after self-cal, rms=0.030661Jy sigma=0.655588 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00418671 Jy ! Component: 100 - total flux cleaned = 0.00587521 Jy ! Total flux subtracted in 100 components = 0.00587521 Jy ! Clean residual min=-0.001377 max=0.001459 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0217213 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.0217213 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=0.030046Jy sigma=0.639708 ! Fit after self-cal, rms=0.030045Jy sigma=0.639499 ! 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=1.057 mas, bmaj=2.404 mas, bpa=-5.938 degrees ! Estimated noise=0.175249 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148643 Jy ! Component: 100 - total flux cleaned = 0.00200289 Jy ! Component: 150 - total flux cleaned = 0.00221928 Jy ! Component: 200 - total flux cleaned = 0.00233363 Jy ! Total flux subtracted in 200 components = 0.00233363 Jy ! Clean residual min=-0.000819 max=0.000880 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0240549 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.0240549 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=0.029965Jy sigma=0.637577 ! Fit after self-cal, rms=0.029942Jy sigma=0.637259 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 2.404 at -5.938 degrees (North through East) ! Clean map min=-0.00078111 max=0.021427 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.91 KP 0.96 ! LA 0.99 MK 1.06 NL 1.09 OV 0.94 ! PT 1.07 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.13 HN 0.92 KP 1.00 ! LA 1.03 MK 1.01 NL 1.10 OV 0.90 ! PT 1.00 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 HN 1.05 KP 1.05 ! LA 0.99 MK 1.03 NL 1.04 OV 0.98 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.96 KP 0.99 ! LA 0.97 MK 1.00 NL 1.09 OV 0.99 ! PT 1.10 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.01 HN 1.00 KP 1.01 ! LA 1.01 MK 1.01 NL 1.05 OV 0.94 ! PT 1.03 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.95 HN 1.02 KP 0.94 ! LA 1.04 MK 0.89 NL 1.10 OV 1.01 ! PT 1.06 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.09 HN 0.94 KP 0.95 ! LA 1.02 MK 0.98 NL 1.06 OV 0.85 ! PT 1.07 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.91 KP 1.05 ! LA 1.00 MK 1.00 NL 1.14 OV 0.95 ! PT 0.99 SC 0.92 ! ! ! Fit before self-cal, rms=0.029942Jy sigma=0.637259 ! Fit after self-cal, rms=0.029261Jy sigma=0.635437 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=2.398 mas, bpa=-5.901 degrees ! Estimated noise=0.173194 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 (5, -13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000733555 Jy ! Component: 100 - total flux cleaned = 0.00115424 Jy ! Component: 150 - total flux cleaned = 0.00133595 Jy ! Component: 200 - total flux cleaned = 0.00142581 Jy ! Total flux subtracted in 200 components = 0.00142581 Jy ! Clean residual min=-0.000503 max=0.000518 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0254807 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 40 components and 0.0254807 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=0.029239Jy sigma=0.634939 ! Fit after self-cal, rms=0.029251Jy sigma=0.634584 ! 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=0.029251Jy sigma=0.634584 ! Fit after self-cal, rms=0.029224Jy sigma=0.634531 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=2.394 mas, bpa=-5.793 degrees ! Estimated noise=0.173072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322167 Jy ! Component: 100 - total flux cleaned = 0.000442573 Jy ! Component: 150 - total flux cleaned = 0.000492941 Jy ! Component: 200 - total flux cleaned = 0.000522568 Jy ! Total flux subtracted in 200 components = 0.000522568 Jy ! Clean residual min=-0.000480 max=0.000512 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0260033 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 53 components and 0.0260033 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=0.029217Jy sigma=0.634399 ! Fit after self-cal, rms=0.029221Jy sigma=0.634374 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 (34.8, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0001538 Jy ! Component: 100 - total flux cleaned = 0.000127329 Jy ! Component: 150 - total flux cleaned = 0.000165812 Jy ! Component: 200 - total flux cleaned = 0.000183234 Jy ! Total flux subtracted in 200 components = 0.000183234 Jy ! Clean residual min=-0.000450 max=0.000476 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0261865 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.0261865 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=0.029210Jy sigma=0.634149 ! Fit after self-cal, rms=0.029209Jy sigma=0.634115 ! Inverting map ! Added new window around map position (-21.2, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000318698 Jy ! Component: 100 - total flux cleaned = 0.000329111 Jy ! Component: 150 - total flux cleaned = 0.000392895 Jy ! Component: 200 - total flux cleaned = 0.000409593 Jy ! Total flux subtracted in 200 components = 0.000409593 Jy ! Clean residual min=-0.000417 max=0.000399 Jy/beam ! Clean residual mean=-0.000001 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0265961 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 81 components and 0.0265961 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=0.029201Jy sigma=0.633928 ! Fit after self-cal, rms=0.029199Jy sigma=0.633870 ! 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=0.029199Jy sigma=0.633870 ! Fit after self-cal, rms=0.029154Jy sigma=0.633849 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=2.389 mas, bpa=-5.732 degrees ! Estimated noise=0.172889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010638 Jy ! Component: 100 - total flux cleaned = 0.00015936 Jy ! Component: 150 - total flux cleaned = 0.00021503 Jy ! Component: 200 - total flux cleaned = 0.00022249 Jy ! Total flux subtracted in 200 components = 0.00022249 Jy ! Clean residual min=-0.000399 max=0.000386 Jy/beam ! Clean residual mean=-0.000001 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0268186 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 89 components and 0.0268186 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=0.029148Jy sigma=0.633753 ! Fit after self-cal, rms=0.029150Jy sigma=0.633706 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 = 5.85588e-05 Jy ! Component: 100 - total flux cleaned = 5.10442e-05 Jy ! Component: 150 - total flux cleaned = 5.76878e-05 Jy ! Component: 200 - total flux cleaned = 5.77274e-05 Jy ! Total flux subtracted in 200 components = 5.77274e-05 Jy ! Clean residual min=-0.000396 max=0.000385 Jy/beam ! Clean residual mean=-0.000001 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0268763 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 93 components and 0.0268763 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=0.029147Jy sigma=0.633638 ! Fit after self-cal, rms=0.029146Jy sigma=0.633635 ! 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=0.029146Jy sigma=0.633635 ! Fit after self-cal, rms=0.029164Jy sigma=0.633626 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.171 mas, bmaj=3.932 mas, bpa=-10.49 degrees ! Estimated noise=0.207253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.8108e-05 Jy ! Component: 100 - total flux cleaned = 6.82236e-05 Jy ! Component: 150 - total flux cleaned = 0.000106428 Jy ! Component: 200 - total flux cleaned = 0.000123777 Jy ! Total flux subtracted in 200 components = 0.000123777 Jy ! Clean residual min=-0.000344 max=0.000372 Jy/beam ! Clean residual mean=-0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0270001 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 112 components and 0.0270001 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=0.029163Jy sigma=0.633598 ! Fit after self-cal, rms=0.029163Jy sigma=0.633592 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 = 9.59315e-06 Jy ! Component: 100 - total flux cleaned = 3.4546e-05 Jy ! Component: 150 - total flux cleaned = 4.97459e-05 Jy ! Component: 200 - total flux cleaned = 6.72509e-05 Jy ! Total flux subtracted in 200 components = 6.72509e-05 Jy ! Clean residual min=-0.000339 max=0.000373 Jy/beam ! Clean residual mean=-0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0270674 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 117 components and 0.0270674 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=0.029162Jy sigma=0.633575 ! Fit after self-cal, rms=0.029162Jy sigma=0.633572 ! 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=1.052 mas, bmaj=2.386 mas, bpa=-5.66 degrees ! Estimated noise=0.173003 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.052 x 2.386 at -5.66 degrees (North through East) ! Clean map min=-0.00053475 max=0.021176 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=0.8093 mas, bmaj=1.978 mas, bpa=-9.191 degrees ! Estimated noise=0.433073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156654 Jy ! Component: 100 - total flux cleaned = 0.0198681 Jy ! Component: 150 - total flux cleaned = 0.0220816 Jy ! Component: 200 - total flux cleaned = 0.0230816 Jy ! Total flux subtracted in 200 components = 0.0230816 Jy ! Clean residual min=-0.001209 max=0.001278 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0230816 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0230816 Jy ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=2.386 mas, bpa=-5.66 degrees ! Estimated noise=0.173003 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 = 0.00110684 Jy ! Component: 100 - total flux cleaned = 0.00172893 Jy ! Component: 150 - total flux cleaned = 0.00213313 Jy ! Component: 200 - total flux cleaned = 0.00246957 Jy ! Total flux subtracted in 200 components = 0.00246957 Jy ! Clean residual min=-0.000539 max=0.000542 Jy/beam ! Clean residual mean=-0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0255512 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.0255512 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=2.171 mas, bmaj=3.932 mas, bpa=-10.49 degrees ! Estimated noise=0.207253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000547896 Jy ! Component: 100 - total flux cleaned = 0.00082634 Jy ! Component: 150 - total flux cleaned = 0.00103637 Jy ! Component: 200 - total flux cleaned = 0.00115053 Jy ! Total flux subtracted in 200 components = 0.00115053 Jy ! Clean residual min=-0.000456 max=0.000414 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0267017 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 = 6.41484e-05 Jy ! Component: 100 - total flux cleaned = 0.000106172 Jy ! Component: 150 - total flux cleaned = 0.00016051 Jy ! Component: 200 - total flux cleaned = 0.000196261 Jy ! Total flux subtracted in 200 components = 0.000196261 Jy ! Clean residual min=-0.000400 max=0.000371 Jy/beam ! Clean residual mean=-0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.026898 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 86 components and 0.026898 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=2.386 mas, bpa=-5.66 degrees ! Estimated noise=0.173003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.87989e-07 Jy ! Component: 100 - total flux cleaned = 3.33127e-05 Jy ! Component: 150 - total flux cleaned = 5.47695e-05 Jy ! Component: 200 - total flux cleaned = 5.50096e-05 Jy ! Total flux subtracted in 200 components = 5.50096e-05 Jy ! Clean residual min=-0.000444 max=0.000386 Jy/beam ! Clean residual mean=-0.000001 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.026953 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.026953 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=0.029172Jy sigma=0.633782 ! Fit after self-cal, rms=0.029175Jy sigma=0.633740 wmodel J1539-1128_X_map.mod ! Writing 106 model components to file: J1539-1128_X_map.mod wobs J1539-1128_X_uvs.fits ! Writing UV FITS file: J1539-1128_X_uvs.fits wwins J1539-1128_X_map.win ! wwins: Wrote 5 windows to J1539-1128_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000163185 Jy ! Component: 100 - total flux cleaned = -0.000218721 Jy ! Component: 150 - total flux cleaned = -0.000277102 Jy ! Component: 200 - total flux cleaned = -0.000320835 Jy ! Component: 250 - total flux cleaned = -0.000357062 Jy ! Component: 300 - total flux cleaned = -0.000392152 Jy ! Component: 350 - total flux cleaned = -0.00042615 Jy ! Component: 400 - total flux cleaned = -0.000453633 Jy ! Component: 450 - total flux cleaned = -0.000458972 Jy ! Component: 500 - total flux cleaned = -0.00048006 Jy ! Component: 550 - total flux cleaned = -0.000490355 Jy ! Component: 600 - total flux cleaned = -0.000500465 Jy ! Component: 650 - total flux cleaned = -0.000510343 Jy ! Component: 700 - total flux cleaned = -0.000520019 Jy ! Component: 750 - total flux cleaned = -0.000524771 Jy ! Component: 800 - total flux cleaned = -0.000529449 Jy ! Component: 850 - total flux cleaned = -0.000543269 Jy ! Component: 900 - total flux cleaned = -0.000547755 Jy ! Component: 950 - total flux cleaned = -0.000547657 Jy ! Component: 1000 - total flux cleaned = -0.000543245 Jy ! Component: 1050 - total flux cleaned = -0.000547531 Jy ! Component: 1100 - total flux cleaned = -0.00054746 Jy ! Component: 1150 - total flux cleaned = -0.000543251 Jy ! Component: 1200 - total flux cleaned = -0.000534961 Jy ! Component: 1250 - total flux cleaned = -0.000551152 Jy ! Component: 1300 - total flux cleaned = -0.000539106 Jy ! Component: 1350 - total flux cleaned = -0.000543141 Jy ! Component: 1400 - total flux cleaned = -0.000543118 Jy ! Component: 1450 - total flux cleaned = -0.000543114 Jy ! Component: 1500 - total flux cleaned = -0.000546916 Jy ! Component: 1550 - total flux cleaned = -0.000539408 Jy ! Component: 1600 - total flux cleaned = -0.000546872 Jy ! Component: 1650 - total flux cleaned = -0.000565191 Jy ! Component: 1700 - total flux cleaned = -0.000561525 Jy ! Component: 1750 - total flux cleaned = -0.00057225 Jy ! Component: 1800 - total flux cleaned = -0.000579246 Jy ! Component: 1850 - total flux cleaned = -0.000586244 Jy ! Component: 1900 - total flux cleaned = -0.000596642 Jy ! Component: 1950 - total flux cleaned = -0.000596575 Jy ! Component: 2000 - total flux cleaned = -0.000610049 Jy ! Component: 2050 - total flux cleaned = -0.000603324 Jy ! Component: 2100 - total flux cleaned = -0.000590111 Jy ! Component: 2150 - total flux cleaned = -0.000596744 Jy ! Component: 2200 - total flux cleaned = -0.000596751 Jy ! Component: 2250 - total flux cleaned = -0.00060319 Jy ! Component: 2300 - total flux cleaned = -0.00059038 Jy ! Component: 2350 - total flux cleaned = -0.000584025 Jy ! Component: 2400 - total flux cleaned = -0.000580892 Jy ! Component: 2450 - total flux cleaned = -0.000577753 Jy ! Component: 2500 - total flux cleaned = -0.000574627 Jy ! Component: 2550 - total flux cleaned = -0.000571515 Jy ! Component: 2600 - total flux cleaned = -0.000562416 Jy ! Component: 2650 - total flux cleaned = -0.000559418 Jy ! Component: 2700 - total flux cleaned = -0.000553475 Jy ! Component: 2750 - total flux cleaned = -0.000541621 Jy ! Component: 2800 - total flux cleaned = -0.000538701 Jy ! Component: 2850 - total flux cleaned = -0.000535771 Jy ! Component: 2900 - total flux cleaned = -0.000535765 Jy ! Component: 2950 - total flux cleaned = -0.000515586 Jy ! Component: 3000 - total flux cleaned = -0.00051845 Jy ! Component: 3050 - total flux cleaned = -0.000518446 Jy ! Component: 3100 - total flux cleaned = -0.000498722 Jy ! Component: 3150 - total flux cleaned = -0.000495898 Jy ! Component: 3200 - total flux cleaned = -0.000490318 Jy ! Component: 3250 - total flux cleaned = -0.000476506 Jy ! Component: 3300 - total flux cleaned = -0.000471036 Jy ! Component: 3350 - total flux cleaned = -0.000462864 Jy ! Component: 3400 - total flux cleaned = -0.000452038 Jy ! Component: 3450 - total flux cleaned = -0.00044667 Jy ! Component: 3500 - total flux cleaned = -0.000443971 Jy ! Component: 3550 - total flux cleaned = -0.000430647 Jy ! Component: 3600 - total flux cleaned = -0.000420073 Jy ! Component: 3650 - total flux cleaned = -0.000404288 Jy ! Component: 3700 - total flux cleaned = -0.000396477 Jy ! Component: 3750 - total flux cleaned = -0.000378284 Jy ! Component: 3800 - total flux cleaned = -0.000383447 Jy ! Component: 3850 - total flux cleaned = -0.000355227 Jy ! Component: 3900 - total flux cleaned = -0.00034249 Jy ! Component: 3950 - total flux cleaned = -0.000329807 Jy ! Component: 4000 - total flux cleaned = -0.000317176 Jy ! Component: 4050 - total flux cleaned = -0.000312162 Jy ! Total flux subtracted in 4096 components = -0.000297199 Jy ! Clean residual min=-0.000190 max=0.000184 Jy/beam ! Clean residual mean=-0.000000 rms=0.000043 Jy/beam ! Combined flux in latest and established models = 0.0266558 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 360 components and 0.0266558 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1539-1128_X_20180720_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.052 x 2.386 at -5.66 degrees (North through East) ! Clean map min=-0.00045107 max=0.020875 Jy/beam ! Writing clean map to FITS file: .//J1539-1128_X_20180720_map.fits wmodel .//J1539-1128_X_20180720_map.mod ! Writing 360 model components to file: .//J1539-1128_X_20180720_map.mod wobs .//J1539-1128_X_20180720_uvs.fits ! Writing UV FITS file: .//J1539-1128_X_20180720_uvs.fits wwins .//J1539-1128_X_20180720_map.win ! wwins: Wrote 6 windows to .//J1539-1128_X_20180720_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0208755 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.24826e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.610515 0.610515 1.22103 2.44206 4.88412 9.76824 19.5365 39.0729 78.1459 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.02 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 491.388 quit ! Quitting program ! Log file .//J1539-1128_X_20180720_dfm.log closed on Wed Aug 8 14:51:49 2018