! Started logfile: /vlbi/sb072/temp_maps//J1800+7828_X_dfm.log on Fri Jan 25 19:43:03 2019 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 /vlbi/sb072/temp_maps//J1800+7828_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1800+7828_X_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 85 lines of history. ! ! Reading 896 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 J1800+7828_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.402593Jy sigma=54.519033 ! Fit after self-cal, rms=1.264716Jy sigma=23.182572 ! 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=0.7239 mas, bmaj=4.805 mas, bpa=-20.28 degrees ! Estimated noise=1.62684 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 = 1.24163 Jy ! Component: 100 - total flux cleaned = 1.54603 Jy ! Total flux subtracted in 100 components = 1.54603 Jy ! Clean residual min=-0.252669 max=0.173991 Jy/beam ! Clean residual mean=-0.000913 rms=0.051269 Jy/beam ! Combined flux in latest and established models = 1.54603 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.54603 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=0.911892Jy sigma=15.557179 ! Fit after self-cal, rms=0.911976Jy sigma=15.550309 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8963 mas, bmaj=4.822 mas, bpa=-20.49 degrees ! Estimated noise=1.27211 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 = 0.345574 Jy ! Component: 100 - total flux cleaned = 0.575172 Jy ! Component: 150 - total flux cleaned = 0.74852 Jy ! Component: 200 - total flux cleaned = 0.885267 Jy ! Total flux subtracted in 200 components = 0.885267 Jy ! Clean residual min=-0.323522 max=0.162263 Jy/beam ! Clean residual mean=-0.001038 rms=0.064749 Jy/beam ! Combined flux in latest and established models = 2.43129 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 50 components and 2.43129 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=0.594133Jy sigma=11.096156 ! Fit after self-cal, rms=0.594289Jy sigma=11.082607 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8963 x 4.822 at -20.49 degrees (North through East) ! Clean map min=-0.30799 max=1.6142 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.00* KP 1.00* LA 0.65 ! MK 1.00 NL 1.03 OV 1.14 PT 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 1.00* KP 1.00* LA 0.67 ! MK 1.00 NL 1.04 OV 1.13 PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.00* KP 1.00* LA 0.69 ! MK 1.01 NL 1.05 OV 1.13 PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.00* KP 1.00* LA 0.65 ! MK 1.04 NL 1.05 OV 1.13 PT 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.00* KP 1.00* LA 0.64 ! MK 1.07 NL 1.02 OV 1.12 PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.00* KP 1.00* LA 0.65 ! MK 1.07 NL 0.99 OV 1.13 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 HN 1.00* KP 1.00* LA 0.65 ! MK 1.07 NL 1.06 OV 1.13 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 1.00* KP 1.00* LA 0.62 ! MK 1.07 NL 1.00 OV 1.14 PT 0.95 ! ! ! Fit before self-cal, rms=0.594289Jy sigma=11.082607 ! Fit after self-cal, rms=0.099340Jy sigma=2.298862 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9113 mas, bmaj=4.965 mas, bpa=-20.59 degrees ! Estimated noise=1.27709 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 = -0.0152213 Jy ! Component: 100 - total flux cleaned = -0.0162532 Jy ! Component: 150 - total flux cleaned = -0.0166992 Jy ! Component: 200 - total flux cleaned = -0.0160082 Jy ! Total flux subtracted in 200 components = -0.0160082 Jy ! Clean residual min=-0.032706 max=0.033187 Jy/beam ! Clean residual mean=-0.000087 rms=0.008862 Jy/beam ! Combined flux in latest and established models = 2.41529 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 2.41529 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=0.094404Jy sigma=2.147824 ! Fit after self-cal, rms=0.094236Jy sigma=2.136391 ! 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=0.094236Jy sigma=2.136391 ! Fit after self-cal, rms=0.093465Jy sigma=2.130927 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9117 mas, bmaj=4.968 mas, bpa=-20.59 degrees ! Estimated noise=1.27586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00731337 Jy ! Component: 100 - total flux cleaned = -0.00883582 Jy ! Component: 150 - total flux cleaned = -0.00911152 Jy ! Component: 200 - total flux cleaned = -0.00937479 Jy ! Total flux subtracted in 200 components = -0.00937479 Jy ! Clean residual min=-0.029354 max=0.031222 Jy/beam ! Clean residual mean=-0.000080 rms=0.008389 Jy/beam ! Combined flux in latest and established models = 2.40591 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 2.40591 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=0.091753Jy sigma=2.074433 ! Fit after self-cal, rms=0.091831Jy sigma=2.071910 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 = -0.00272348 Jy ! Component: 100 - total flux cleaned = -0.00296477 Jy ! Component: 150 - total flux cleaned = -0.00319452 Jy ! Component: 200 - total flux cleaned = -0.00341036 Jy ! Total flux subtracted in 200 components = -0.00341036 Jy ! Clean residual min=-0.027274 max=0.031382 Jy/beam ! Clean residual mean=-0.000085 rms=0.008165 Jy/beam ! Combined flux in latest and established models = 2.4025 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 2.4025 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=0.090779Jy sigma=2.038404 ! Fit after self-cal, rms=0.090854Jy sigma=2.037370 ! 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=0.090854Jy sigma=2.037370 ! Fit after self-cal, rms=0.090372Jy sigma=2.033216 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9121 mas, bmaj=4.97 mas, bpa=-20.58 degrees ! Estimated noise=1.2757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00674645 Jy ! Component: 100 - total flux cleaned = -0.00783325 Jy ! Component: 150 - total flux cleaned = -0.00823905 Jy ! Component: 200 - total flux cleaned = -0.0086353 Jy ! Total flux subtracted in 200 components = -0.0086353 Jy ! Clean residual min=-0.025328 max=0.030242 Jy/beam ! Clean residual mean=-0.000076 rms=0.007875 Jy/beam ! Combined flux in latest and established models = 2.39387 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 2.39387 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=0.089377Jy sigma=2.004478 ! Fit after self-cal, rms=0.089436Jy sigma=2.003144 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 = -0.00216561 Jy ! Component: 100 - total flux cleaned = -0.00308997 Jy ! Component: 150 - total flux cleaned = -0.00344203 Jy ! Component: 200 - total flux cleaned = -0.00395677 Jy ! Total flux subtracted in 200 components = -0.00395677 Jy ! Clean residual min=-0.024280 max=0.030388 Jy/beam ! Clean residual mean=-0.000083 rms=0.007731 Jy/beam ! Combined flux in latest and established models = 2.38991 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 2.38991 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=0.088788Jy sigma=1.983012 ! Fit after self-cal, rms=0.088849Jy sigma=1.982272 ! 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=0.088849Jy sigma=1.982272 ! Fit after self-cal, rms=0.088431Jy sigma=1.978081 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.301 mas, bmaj=5.204 mas, bpa=-31.45 degrees ! Estimated noise=1.66336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0089266 Jy ! Component: 100 - total flux cleaned = -0.0105345 Jy ! Component: 150 - total flux cleaned = -0.0117396 Jy ! Component: 200 - total flux cleaned = -0.0124079 Jy ! Total flux subtracted in 200 components = -0.0124079 Jy ! Clean residual min=-0.030457 max=0.041011 Jy/beam ! Clean residual mean=-0.000153 rms=0.011971 Jy/beam ! Combined flux in latest and established models = 2.3775 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 2.3775 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=0.087644Jy sigma=1.958189 ! Fit after self-cal, rms=0.087685Jy sigma=1.956649 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 = -0.00143872 Jy ! Component: 100 - total flux cleaned = -0.00228638 Jy ! Component: 150 - total flux cleaned = -0.0026831 Jy ! Component: 200 - total flux cleaned = -0.00325125 Jy ! Total flux subtracted in 200 components = -0.00325125 Jy ! Clean residual min=-0.030033 max=0.040807 Jy/beam ! Clean residual mean=-0.000162 rms=0.011814 Jy/beam ! Combined flux in latest and established models = 2.37425 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 2.37425 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=0.087377Jy sigma=1.945381 ! Fit after self-cal, rms=0.087429Jy sigma=1.944930 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9124 mas, bmaj=4.973 mas, bpa=-20.57 degrees ! Estimated noise=1.27579 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9124 x 4.973 at -20.57 degrees (North through East) ! Clean map min=-0.021858 max=1.5934 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 ! Performing amp+phase self-cal ! ! 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=0.087429Jy sigma=1.944930 ! Fit after self-cal, rms=0.080558Jy sigma=1.775708 ! Inverting map and beam ! Estimated beam: bmin=0.9121 mas, bmaj=4.979 mas, bpa=-20.57 degrees ! Estimated noise=1.27425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00383551 Jy ! Component: 100 - total flux cleaned = -0.00422985 Jy ! Component: 150 - total flux cleaned = -0.00477534 Jy ! Component: 200 - total flux cleaned = -0.00510815 Jy ! Total flux subtracted in 200 components = -0.00510815 Jy ! Clean residual min=-0.021988 max=0.027725 Jy/beam ! Clean residual mean=-0.000076 rms=0.007048 Jy/beam ! Combined flux in latest and established models = 2.36914 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 128 components and 2.36914 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=0.079716Jy sigma=1.748394 ! Fit after self-cal, rms=0.079744Jy sigma=1.747828 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00130812 Jy ! Component: 100 - total flux cleaned = -0.00161027 Jy ! Component: 150 - total flux cleaned = -0.00203658 Jy ! Component: 200 - total flux cleaned = -0.00230855 Jy ! Total flux subtracted in 200 components = -0.00230855 Jy ! Clean residual min=-0.021687 max=0.027558 Jy/beam ! Clean residual mean=-0.000080 rms=0.006953 Jy/beam ! Combined flux in latest and established models = 2.36683 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 136 components and 2.36683 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=0.079248Jy sigma=1.734134 ! Fit after self-cal, rms=0.079284Jy sigma=1.733603 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.079284Jy sigma=1.733603 ! Fit after self-cal, rms=0.078876Jy sigma=1.729632 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=0.7288 mas, bmaj=4.878 mas, bpa=-20.39 degrees ! Estimated noise=1.70769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.30322 Jy ! Component: 100 - total flux cleaned = 1.61043 Jy ! Component: 150 - total flux cleaned = 1.76507 Jy ! Component: 200 - total flux cleaned = 1.87151 Jy ! Total flux subtracted in 200 components = 1.87151 Jy ! Clean residual min=-0.075601 max=0.062340 Jy/beam ! Clean residual mean=-0.000463 rms=0.018991 Jy/beam ! Combined flux in latest and established models = 1.87151 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.87151 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9126 mas, bmaj=4.98 mas, bpa=-20.56 degrees ! Estimated noise=1.27411 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 = 0.140175 Jy ! Component: 100 - total flux cleaned = 0.231275 Jy ! Component: 150 - total flux cleaned = 0.293459 Jy ! Component: 200 - total flux cleaned = 0.337152 Jy ! Total flux subtracted in 200 components = 0.337152 Jy ! Clean residual min=-0.034843 max=0.037026 Jy/beam ! Clean residual mean=-0.000357 rms=0.012045 Jy/beam ! Combined flux in latest and established models = 2.20866 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 59 components and 2.20866 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=2.303 mas, bmaj=5.212 mas, bpa=-31.44 degrees ! Estimated noise=1.65996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0524862 Jy ! Component: 100 - total flux cleaned = 0.083505 Jy ! Component: 150 - total flux cleaned = 0.102811 Jy ! Component: 200 - total flux cleaned = 0.114925 Jy ! Total flux subtracted in 200 components = 0.114925 Jy ! Clean residual min=-0.032319 max=0.044819 Jy/beam ! Clean residual mean=-0.000251 rms=0.012286 Jy/beam ! Combined flux in latest and established models = 2.32359 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 = 0.00440989 Jy ! Component: 100 - total flux cleaned = 0.0055652 Jy ! Component: 150 - total flux cleaned = 0.00691407 Jy ! Component: 200 - total flux cleaned = 0.00764207 Jy ! Total flux subtracted in 200 components = 0.00764207 Jy ! Clean residual min=-0.030805 max=0.043207 Jy/beam ! Clean residual mean=-0.000223 rms=0.011806 Jy/beam ! Combined flux in latest and established models = 2.33123 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 2.33123 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9126 mas, bmaj=4.98 mas, bpa=-20.56 degrees ! Estimated noise=1.27411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00290791 Jy ! Component: 100 - total flux cleaned = -0.00143749 Jy ! Component: 150 - total flux cleaned = -0.000548146 Jy ! Component: 200 - total flux cleaned = -0.000282108 Jy ! Total flux subtracted in 200 components = -0.000282108 Jy ! Clean residual min=-0.025942 max=0.032509 Jy/beam ! Clean residual mean=-0.000114 rms=0.007458 Jy/beam ! Combined flux in latest and established models = 2.33095 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 2.33095 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=0.082421Jy sigma=1.835216 ! Fit after self-cal, rms=0.082265Jy sigma=1.826125 wmodel J1800+7828_X_map.mod ! Writing 97 model components to file: J1800+7828_X_map.mod wobs J1800+7828_X_uvs.fits ! Writing UV FITS file: J1800+7828_X_uvs.fits wwins J1800+7828_X_map.win ! wwins: Wrote 1 windows to J1800+7828_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 = 0.0105808 Jy ! Component: 100 - total flux cleaned = 0.011396 Jy ! Component: 150 - total flux cleaned = 0.0124223 Jy ! Component: 200 - total flux cleaned = 0.013031 Jy ! Component: 250 - total flux cleaned = 0.0133196 Jy ! Component: 300 - total flux cleaned = 0.0133347 Jy ! Component: 350 - total flux cleaned = 0.0133383 Jy ! Component: 400 - total flux cleaned = 0.0129414 Jy ! Component: 450 - total flux cleaned = 0.0125881 Jy ! Component: 500 - total flux cleaned = 0.0125864 Jy ! Component: 550 - total flux cleaned = 0.0127299 Jy ! Component: 600 - total flux cleaned = 0.0131537 Jy ! Component: 650 - total flux cleaned = 0.0138163 Jy ! Component: 700 - total flux cleaned = 0.0139424 Jy ! Component: 750 - total flux cleaned = 0.0137091 Jy ! Component: 800 - total flux cleaned = 0.0133743 Jy ! Component: 850 - total flux cleaned = 0.0131618 Jy ! Component: 900 - total flux cleaned = 0.0129551 Jy ! Component: 950 - total flux cleaned = 0.0124687 Jy ! Component: 1000 - total flux cleaned = 0.0120962 Jy ! Component: 1050 - total flux cleaned = 0.011556 Jy ! Component: 1100 - total flux cleaned = 0.0111229 Jy ! Component: 1150 - total flux cleaned = 0.010786 Jy ! Component: 1200 - total flux cleaned = 0.0105372 Jy ! Component: 1250 - total flux cleaned = 0.0102124 Jy ! Component: 1300 - total flux cleaned = 0.00997323 Jy ! Component: 1350 - total flux cleaned = 0.00973746 Jy ! Component: 1400 - total flux cleaned = 0.00958231 Jy ! Component: 1450 - total flux cleaned = 0.00935206 Jy ! Component: 1500 - total flux cleaned = 0.00927651 Jy ! Component: 1550 - total flux cleaned = 0.00897719 Jy ! Component: 1600 - total flux cleaned = 0.00890337 Jy ! Component: 1650 - total flux cleaned = 0.00882948 Jy ! Component: 1700 - total flux cleaned = 0.00868268 Jy ! Component: 1750 - total flux cleaned = 0.00868202 Jy ! Component: 1800 - total flux cleaned = 0.00860919 Jy ! Component: 1850 - total flux cleaned = 0.00846492 Jy ! Component: 1900 - total flux cleaned = 0.00839281 Jy ! Component: 1950 - total flux cleaned = 0.00825004 Jy ! Component: 2000 - total flux cleaned = 0.00803573 Jy ! Component: 2050 - total flux cleaned = 0.00817775 Jy ! Component: 2100 - total flux cleaned = 0.0081065 Jy ! Component: 2150 - total flux cleaned = 0.00796503 Jy ! Component: 2200 - total flux cleaned = 0.00789436 Jy ! Component: 2250 - total flux cleaned = 0.00789429 Jy ! Component: 2300 - total flux cleaned = 0.00775251 Jy ! Component: 2350 - total flux cleaned = 0.00782308 Jy ! Component: 2400 - total flux cleaned = 0.00768153 Jy ! Component: 2450 - total flux cleaned = 0.00761051 Jy ! Component: 2500 - total flux cleaned = 0.00753899 Jy ! Component: 2550 - total flux cleaned = 0.00739567 Jy ! Component: 2600 - total flux cleaned = 0.00717922 Jy ! Component: 2650 - total flux cleaned = 0.00703312 Jy ! Component: 2700 - total flux cleaned = 0.00695982 Jy ! Component: 2750 - total flux cleaned = 0.00673882 Jy ! Component: 2800 - total flux cleaned = 0.00673874 Jy ! Component: 2850 - total flux cleaned = 0.00658864 Jy ! Component: 2900 - total flux cleaned = 0.00651279 Jy ! Component: 2950 - total flux cleaned = 0.00628384 Jy ! Component: 3000 - total flux cleaned = 0.00597455 Jy ! Component: 3050 - total flux cleaned = 0.00581811 Jy ! Component: 3100 - total flux cleaned = 0.0055814 Jy ! Component: 3150 - total flux cleaned = 0.00534184 Jy ! Component: 3200 - total flux cleaned = 0.00509854 Jy ! Component: 3250 - total flux cleaned = 0.00485258 Jy ! Component: 3300 - total flux cleaned = 0.00468771 Jy ! Component: 3350 - total flux cleaned = 0.0044364 Jy ! Component: 3400 - total flux cleaned = 0.00426649 Jy ! Component: 3450 - total flux cleaned = 0.00409406 Jy ! Component: 3500 - total flux cleaned = 0.00400694 Jy ! Component: 3550 - total flux cleaned = 0.00383183 Jy ! Component: 3600 - total flux cleaned = 0.00365359 Jy ! Component: 3650 - total flux cleaned = 0.0033826 Jy ! Component: 3700 - total flux cleaned = 0.00329045 Jy ! Component: 3750 - total flux cleaned = 0.0031061 Jy ! Component: 3800 - total flux cleaned = 0.00282543 Jy ! Component: 3850 - total flux cleaned = 0.00263527 Jy ! Component: 3900 - total flux cleaned = 0.0024421 Jy ! Component: 3950 - total flux cleaned = 0.00224675 Jy ! Component: 4000 - total flux cleaned = 0.00195011 Jy ! Component: 4050 - total flux cleaned = 0.00174967 Jy ! Total flux subtracted in 4096 components = 0.00144559 Jy ! Clean residual min=-0.006168 max=0.006135 Jy/beam ! Clean residual mean=-0.000016 rms=0.001708 Jy/beam ! Combined flux in latest and established models = 2.33239 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 357 components and 2.33239 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1800+7828_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9126 x 4.98 at -20.56 degrees (North through East) ! Clean map min=-0.009153 max=1.6459 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1800+7828_X_map.fits wmodel /vlbi/sb072/temp_maps//J1800+7828_X_map.mod ! Writing 357 model components to file: /vlbi/sb072/temp_maps//J1800+7828_X_map.mod wobs /vlbi/sb072/temp_maps//J1800+7828_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1800+7828_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1800+7828_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1800+7828_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.64591 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00201964 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.368121 0.368121 0.736242 1.47248 2.94497 5.88994 11.7799 23.5598 47.1195 94.239 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.645 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 814.948 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1800+7828_X_dfm.log closed on Fri Jan 25 19:43:07 2019