! Started logfile: .//J1112+4942_C_dfm.log on Mon Jan 20 17:55:25 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 .//J1112+4942_C_uva.fits ! Reading UV FITS file: .//J1112+4942_C_uva.fits ! AN table 1: 92 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.995652 visibilities/baseline/integration-bin. ! Found source: J1112+4942 ! ! 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 32976 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 J1112+4942_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000504Jy sigma=23.601652 ! Fit after self-cal, rms=0.988930Jy sigma=23.330303 ! 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=1.171 mas, bmaj=4.543 mas, bpa=6.672 degrees ! Estimated noise=0.360049 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 = 0.00883222 Jy ! Component: 100 - total flux cleaned = 0.0104689 Jy ! Total flux subtracted in 100 components = 0.0104689 Jy ! Clean residual min=-0.001238 max=0.001476 Jy/beam ! Clean residual mean=0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0104689 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0104689 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=0.030891Jy sigma=0.712551 ! Fit after self-cal, rms=0.029445Jy sigma=0.678783 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386747 Jy ! Component: 100 - total flux cleaned = 0.004219 Jy ! Total flux subtracted in 100 components = 0.004219 Jy ! Clean residual min=-0.001391 max=0.001096 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0146879 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0146879 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=0.028987Jy sigma=0.667599 ! Fit after self-cal, rms=0.028981Jy sigma=0.667487 ! 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=1.56 mas, bmaj=4.737 mas, bpa=6.04 degrees ! Estimated noise=0.166951 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 = 0.000449809 Jy ! Component: 100 - total flux cleaned = 0.00045012 Jy ! Component: 150 - total flux cleaned = 0.000435837 Jy ! Component: 200 - total flux cleaned = 0.000424859 Jy ! Total flux subtracted in 200 components = 0.000424859 Jy ! Clean residual min=-0.000706 max=0.000768 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0151128 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0151128 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=0.028960Jy sigma=0.667001 ! Fit after self-cal, rms=0.028956Jy sigma=0.666905 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.56 x 4.737 at 6.04 degrees (North through East) ! Clean map min=-0.00070374 max=0.015676 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.83 HN 0.88 KP 1.05 ! LA 0.87 MK 0.96 NL 1.04 OV 0.89 ! PT 1.06 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.88 HN 0.94 KP 0.96 ! LA 0.90 MK 1.09 NL 0.95 OV 0.97 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.95 KP 1.03 ! LA 1.03 MK 0.86 NL 0.93 OV 0.93 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.03 KP 0.98 ! LA 0.96 MK 1.08 NL 1.15 OV 1.04 ! PT 1.03 SC 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.03 KP 1.07 ! LA 1.00 MK 1.08 NL 1.00 OV 0.95 ! PT 0.97 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.87 HN 1.09 KP 1.07 ! LA 1.01 MK 1.09 NL 1.01 OV 1.12 ! PT 1.10 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 1.00 ! LA 1.05 MK 1.14 NL 1.14 OV 0.99 ! PT 1.12 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.95 KP 1.09 ! LA 0.99 MK 1.19 NL 1.15 OV 0.98 ! PT 1.03 SC 0.95 ! ! ! Fit before self-cal, rms=0.028956Jy sigma=0.666905 ! Fit after self-cal, rms=0.028802Jy sigma=0.665496 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.563 mas, bmaj=4.735 mas, bpa=6.316 degrees ! Estimated noise=0.165495 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 = -0.000209244 Jy ! Component: 100 - total flux cleaned = -0.000276756 Jy ! Component: 150 - total flux cleaned = -0.000311 Jy ! Component: 200 - total flux cleaned = -0.000339655 Jy ! Total flux subtracted in 200 components = -0.000339655 Jy ! Clean residual min=-0.000604 max=0.000682 Jy/beam ! Clean residual mean=0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0147731 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.0147731 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=0.028797Jy sigma=0.665413 ! Fit after self-cal, rms=0.028836Jy sigma=0.664811 ! 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=0.028836Jy sigma=0.664811 ! Fit after self-cal, rms=0.029228Jy sigma=0.664685 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=4.741 mas, bpa=6.413 degrees ! Estimated noise=0.166028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000162629 Jy ! Component: 100 - total flux cleaned = -0.000199218 Jy ! Component: 150 - total flux cleaned = -0.000223466 Jy ! Component: 200 - total flux cleaned = -0.000248969 Jy ! Total flux subtracted in 200 components = -0.000248969 Jy ! Clean residual min=-0.000563 max=0.000671 Jy/beam ! Clean residual mean=0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0145241 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.0145241 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=0.029224Jy sigma=0.664622 ! Fit after self-cal, rms=0.029245Jy sigma=0.664414 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 (-58.2, 33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00061356 Jy ! Component: 100 - total flux cleaned = 0.000987909 Jy ! Component: 150 - total flux cleaned = 0.0012355 Jy ! Component: 200 - total flux cleaned = 0.00137718 Jy ! Total flux subtracted in 200 components = 0.00137718 Jy ! Clean residual min=-0.000466 max=0.000544 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0159013 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 56 components and 0.0159013 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=0.029231Jy sigma=0.664050 ! Fit after self-cal, rms=0.029222Jy sigma=0.663847 ! Inverting map ! Added new window around map position (-31.8, -6.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000560826 Jy ! Component: 100 - total flux cleaned = 0.000817992 Jy ! Component: 150 - total flux cleaned = 0.000926368 Jy ! Component: 200 - total flux cleaned = 0.000987518 Jy ! Total flux subtracted in 200 components = 0.000987518 Jy ! Clean residual min=-0.000470 max=0.000478 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0168888 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.0168888 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=0.029208Jy sigma=0.663513 ! Fit after self-cal, rms=0.029194Jy sigma=0.663322 ! Inverting map ! Added new window around map position (37.2, 21.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000450524 Jy ! Component: 100 - total flux cleaned = 0.000637463 Jy ! Component: 150 - total flux cleaned = 0.000744829 Jy ! Component: 200 - total flux cleaned = 0.000785882 Jy ! Total flux subtracted in 200 components = 0.000785882 Jy ! Clean residual min=-0.000464 max=0.000439 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0176747 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.0176747 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=0.029181Jy sigma=0.663034 ! Fit after self-cal, rms=0.029173Jy sigma=0.662903 ! 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=0.029173Jy sigma=0.662903 ! Fit after self-cal, rms=0.029172Jy sigma=0.662809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.56 mas, bmaj=4.769 mas, bpa=6.418 degrees ! Estimated noise=0.165133 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000440416 Jy ! Component: 100 - total flux cleaned = 0.00057926 Jy ! Component: 150 - total flux cleaned = 0.000662928 Jy ! Component: 200 - total flux cleaned = 0.000671863 Jy ! Total flux subtracted in 200 components = 0.000671863 Jy ! Clean residual min=-0.000416 max=0.000436 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0183466 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.0183466 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=0.662580 ! Fit after self-cal, rms=0.029164Jy sigma=0.662255 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 = 0.000382476 Jy ! Component: 100 - total flux cleaned = 0.000611192 Jy ! Component: 150 - total flux cleaned = 0.000630186 Jy ! Component: 200 - total flux cleaned = 0.000646714 Jy ! Total flux subtracted in 200 components = 0.000646714 Jy ! Clean residual min=-0.000401 max=0.000430 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0189933 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 112 components and 0.0189933 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=0.029156Jy sigma=0.662078 ! Fit after self-cal, rms=0.029153Jy sigma=0.661997 ! 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=0.029153Jy sigma=0.661997 ! Fit after self-cal, rms=0.029225Jy sigma=0.661962 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.511 mas, bmaj=5.381 mas, bpa=3.02 degrees ! Estimated noise=0.208701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000422223 Jy ! Component: 100 - total flux cleaned = 0.00051428 Jy ! Component: 150 - total flux cleaned = 0.000546411 Jy ! Component: 200 - total flux cleaned = 0.000553217 Jy ! Total flux subtracted in 200 components = 0.000553217 Jy ! Clean residual min=-0.000473 max=0.000453 Jy/beam ! Clean residual mean=0.000001 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0195465 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 124 components and 0.0195465 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=0.029221Jy sigma=0.661862 ! Fit after self-cal, rms=0.029224Jy sigma=0.661745 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 = 0.00024645 Jy ! Component: 100 - total flux cleaned = 0.000263285 Jy ! Component: 150 - total flux cleaned = 0.000269918 Jy ! Component: 200 - total flux cleaned = 0.000263607 Jy ! Total flux subtracted in 200 components = 0.000263607 Jy ! Clean residual min=-0.000468 max=0.000423 Jy/beam ! Clean residual mean=0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0198101 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 132 components and 0.0198101 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=0.029221Jy sigma=0.661685 ! Fit after self-cal, rms=0.029218Jy sigma=0.661650 ! 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=1.559 mas, bmaj=4.782 mas, bpa=6.435 degrees ! Estimated noise=0.16501 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.559 x 4.782 at 6.435 degrees (North through East) ! Clean map min=-0.00070086 max=0.015441 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=1.171 mas, bmaj=4.589 mas, bpa=7.16 degrees ! Estimated noise=0.359773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118777 Jy ! Component: 100 - total flux cleaned = 0.0147129 Jy ! Component: 150 - total flux cleaned = 0.0157944 Jy ! Component: 200 - total flux cleaned = 0.0165559 Jy ! Total flux subtracted in 200 components = 0.0165559 Jy ! Clean residual min=-0.001246 max=0.001130 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0165559 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 0.0165559 Jy ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=4.782 mas, bpa=6.435 degrees ! Estimated noise=0.16501 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) ! Added new window around map position (-29.1, -5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135664 Jy ! Component: 100 - total flux cleaned = 0.00191944 Jy ! Component: 150 - total flux cleaned = 0.00221875 Jy ! Component: 200 - total flux cleaned = 0.00247572 Jy ! Total flux subtracted in 200 components = 0.00247572 Jy ! Clean residual min=-0.000583 max=0.000595 Jy/beam ! Clean residual mean=0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0190316 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 0.0190316 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=3.511 mas, bmaj=5.381 mas, bpa=3.02 degrees ! Estimated noise=0.208701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000696669 Jy ! Component: 100 - total flux cleaned = 0.000938152 Jy ! Component: 150 - total flux cleaned = 0.0010242 Jy ! Component: 200 - total flux cleaned = 0.00107743 Jy ! Total flux subtracted in 200 components = 0.00107743 Jy ! Clean residual min=-0.000512 max=0.000578 Jy/beam ! Clean residual mean=0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.020109 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 = 4.8272e-05 Jy ! Component: 100 - total flux cleaned = 0.000105258 Jy ! Component: 150 - total flux cleaned = 0.000105468 Jy ! Component: 200 - total flux cleaned = 0.000129335 Jy ! Total flux subtracted in 200 components = 0.000129335 Jy ! Clean residual min=-0.000480 max=0.000499 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0202383 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 107 components and 0.0202383 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=4.782 mas, bpa=6.435 degrees ! Estimated noise=0.16501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.78087e-05 Jy ! Component: 100 - total flux cleaned = 5.38586e-05 Jy ! Component: 150 - total flux cleaned = 4.30958e-05 Jy ! Component: 200 - total flux cleaned = 3.30321e-05 Jy ! Total flux subtracted in 200 components = 3.30321e-05 Jy ! Clean residual min=-0.000451 max=0.000406 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0202714 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 0.0202714 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=0.029221Jy sigma=0.661735 ! Fit after self-cal, rms=0.029213Jy sigma=0.661510 wmodel J1112+4942_C_map.mod ! Writing 122 model components to file: J1112+4942_C_map.mod wobs J1112+4942_C_uvs.fits ! Writing UV FITS file: J1112+4942_C_uvs.fits wwins J1112+4942_C_map.win ! wwins: Wrote 5 windows to J1112+4942_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 = -9.54907e-05 Jy ! Component: 100 - total flux cleaned = -8.15889e-05 Jy ! Component: 150 - total flux cleaned = -8.82023e-05 Jy ! Component: 200 - total flux cleaned = -0.000101186 Jy ! Component: 250 - total flux cleaned = -0.000119899 Jy ! Component: 300 - total flux cleaned = -0.000113561 Jy ! Component: 350 - total flux cleaned = -0.000101527 Jy ! Component: 400 - total flux cleaned = -8.98961e-05 Jy ! Component: 450 - total flux cleaned = -9.55612e-05 Jy ! Component: 500 - total flux cleaned = -8.99715e-05 Jy ! Component: 550 - total flux cleaned = -8.45138e-05 Jy ! Component: 600 - total flux cleaned = -8.98934e-05 Jy ! Component: 650 - total flux cleaned = -8.97777e-05 Jy ! Component: 700 - total flux cleaned = -8.97563e-05 Jy ! Component: 750 - total flux cleaned = -0.00010001 Jy ! Component: 800 - total flux cleaned = -0.000125183 Jy ! Component: 850 - total flux cleaned = -0.000130066 Jy ! Component: 900 - total flux cleaned = -0.000134936 Jy ! Component: 950 - total flux cleaned = -0.000154252 Jy ! Component: 1000 - total flux cleaned = -0.000154322 Jy ! Component: 1050 - total flux cleaned = -0.000173088 Jy ! Component: 1100 - total flux cleaned = -0.000154522 Jy ! Component: 1150 - total flux cleaned = -0.000159125 Jy ! Component: 1200 - total flux cleaned = -0.000150106 Jy ! Component: 1250 - total flux cleaned = -0.000168105 Jy ! Component: 1300 - total flux cleaned = -0.000176941 Jy ! Component: 1350 - total flux cleaned = -0.000203197 Jy ! Component: 1400 - total flux cleaned = -0.000203195 Jy ! Component: 1450 - total flux cleaned = -0.000203189 Jy ! Component: 1500 - total flux cleaned = -0.000215959 Jy ! Component: 1550 - total flux cleaned = -0.000224404 Jy ! Component: 1600 - total flux cleaned = -0.000236951 Jy ! Component: 1650 - total flux cleaned = -0.000236933 Jy ! Component: 1700 - total flux cleaned = -0.000236971 Jy ! Component: 1750 - total flux cleaned = -0.000245128 Jy ! Component: 1800 - total flux cleaned = -0.000245156 Jy ! Component: 1850 - total flux cleaned = -0.000253109 Jy ! Component: 1900 - total flux cleaned = -0.000245185 Jy ! Component: 1950 - total flux cleaned = -0.0002413 Jy ! Component: 2000 - total flux cleaned = -0.000249062 Jy ! Component: 2050 - total flux cleaned = -0.000256781 Jy ! Component: 2100 - total flux cleaned = -0.000249168 Jy ! Component: 2150 - total flux cleaned = -0.000252985 Jy ! Component: 2200 - total flux cleaned = -0.00026432 Jy ! Component: 2250 - total flux cleaned = -0.000264358 Jy ! Component: 2300 - total flux cleaned = -0.000260624 Jy ! Component: 2350 - total flux cleaned = -0.000268042 Jy ! Component: 2400 - total flux cleaned = -0.000279045 Jy ! Component: 2450 - total flux cleaned = -0.000282682 Jy ! Component: 2500 - total flux cleaned = -0.000279037 Jy ! Component: 2550 - total flux cleaned = -0.000300495 Jy ! Component: 2600 - total flux cleaned = -0.000286291 Jy ! Component: 2650 - total flux cleaned = -0.000311036 Jy ! Component: 2700 - total flux cleaned = -0.000293485 Jy ! Component: 2750 - total flux cleaned = -0.000314474 Jy ! Component: 2800 - total flux cleaned = -0.000331821 Jy ! Component: 2850 - total flux cleaned = -0.000324906 Jy ! Component: 2900 - total flux cleaned = -0.000331752 Jy ! Component: 2950 - total flux cleaned = -0.000338539 Jy ! Component: 3000 - total flux cleaned = -0.000331801 Jy ! Component: 3050 - total flux cleaned = -0.000351967 Jy ! Component: 3100 - total flux cleaned = -0.000348585 Jy ! Component: 3150 - total flux cleaned = -0.00035858 Jy ! Component: 3200 - total flux cleaned = -0.000368489 Jy ! Component: 3250 - total flux cleaned = -0.000378332 Jy ! Component: 3300 - total flux cleaned = -0.000375087 Jy ! Component: 3350 - total flux cleaned = -0.000381591 Jy ! Component: 3400 - total flux cleaned = -0.000388036 Jy ! Component: 3450 - total flux cleaned = -0.000400824 Jy ! Component: 3500 - total flux cleaned = -0.00039762 Jy ! Component: 3550 - total flux cleaned = -0.000384923 Jy ! Component: 3600 - total flux cleaned = -0.000394392 Jy ! Component: 3650 - total flux cleaned = -0.000403802 Jy ! Component: 3700 - total flux cleaned = -0.000397544 Jy ! Component: 3750 - total flux cleaned = -0.000397551 Jy ! Component: 3800 - total flux cleaned = -0.000391368 Jy ! Component: 3850 - total flux cleaned = -0.00039444 Jy ! Component: 3900 - total flux cleaned = -0.000385305 Jy ! Component: 3950 - total flux cleaned = -0.000394428 Jy ! Component: 4000 - total flux cleaned = -0.000397473 Jy ! Component: 4050 - total flux cleaned = -0.000397474 Jy ! Total flux subtracted in 4096 components = -0.000406464 Jy ! Clean residual min=-0.000156 max=0.000179 Jy/beam ! Clean residual mean=-0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.0198649 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 422 components and 0.0198649 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1112+4942_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.559 x 4.782 at 6.435 degrees (North through East) ! Clean map min=-0.00067115 max=0.015297 Jy/beam ! Writing clean map to FITS file: .//J1112+4942_C_map.fits wmodel .//J1112+4942_C_map.mod ! Writing 422 model components to file: .//J1112+4942_C_map.mod wobs .//J1112+4942_C_uvs.fits ! Writing UV FITS file: .//J1112+4942_C_uvs.fits wwins .//J1112+4942_C_map.win ! wwins: Wrote 6 windows to .//J1112+4942_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0152971 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.52483e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0835 1.0835 2.167 4.33401 8.66802 17.336 34.6721 69.3441 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.015 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 276.879 quit ! Quitting program ! Log file .//J1112+4942_C_dfm.log closed on Mon Jan 20 17:55:30 2020