! Started logfile: /vlbi/sb072/temp_maps//J1806+6949_C_dfm.log on Tue Mar 5 23:26:50 2019 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 /vlbi/sb072/temp_maps//J1806+6949_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1806+6949_C_uvm.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 8 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.964286 visibilities/baseline/integration-bin. ! Found source: J1806+6949 ! ! 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 3888 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 J1806+6949_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 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.439455Jy sigma=62.803663 ! Fit after self-cal, rms=0.356966Jy sigma=13.978273 ! 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=1.128 mas, bmaj=5.695 mas, bpa=3.685 degrees ! Estimated noise=0.434138 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 = 0.63022 Jy ! Component: 100 - total flux cleaned = 0.83104 Jy ! Total flux subtracted in 100 components = 0.83104 Jy ! Clean residual min=-0.065281 max=0.096539 Jy/beam ! Clean residual mean=0.000056 rms=0.010840 Jy/beam ! Combined flux in latest and established models = 0.831041 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.831041 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=0.370902Jy sigma=15.362195 ! Fit after self-cal, rms=0.370675Jy sigma=15.352422 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114409 Jy ! Component: 100 - total flux cleaned = 0.180274 Jy ! Total flux subtracted in 100 components = 0.180274 Jy ! Clean residual min=-0.043117 max=0.070959 Jy/beam ! Clean residual mean=0.000039 rms=0.007968 Jy/beam ! Combined flux in latest and established models = 1.01131 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 1.01131 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=0.289398Jy sigma=11.234265 ! Fit after self-cal, rms=0.289144Jy sigma=11.223223 ! Inverting map ! Added new window around map position (-2.7, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0672752 Jy ! Component: 100 - total flux cleaned = 0.108974 Jy ! Total flux subtracted in 100 components = 0.108974 Jy ! Clean residual min=-0.040840 max=0.061645 Jy/beam ! Clean residual mean=0.000028 rms=0.006432 Jy/beam ! Combined flux in latest and established models = 1.12029 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 1.12029 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=0.247433Jy sigma=9.247137 ! Fit after self-cal, rms=0.243120Jy sigma=9.097661 ! Inverting map ! Added new window around map position (3.9, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0473603 Jy ! Component: 100 - total flux cleaned = 0.0748749 Jy ! Total flux subtracted in 100 components = 0.0748749 Jy ! Clean residual min=-0.030817 max=0.027016 Jy/beam ! Clean residual mean=0.000024 rms=0.005051 Jy/beam ! Combined flux in latest and established models = 1.19516 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 1.19516 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=0.217464Jy sigma=8.026116 ! Fit after self-cal, rms=0.216801Jy sigma=8.000010 ! 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=1.566 mas, bmaj=5.648 mas, bpa=3.615 degrees ! Estimated noise=0.277655 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 = 0.0707598 Jy ! Component: 100 - total flux cleaned = 0.116169 Jy ! Component: 150 - total flux cleaned = 0.149651 Jy ! Component: 200 - total flux cleaned = 0.17548 Jy ! Total flux subtracted in 200 components = 0.17548 Jy ! Clean residual min=-0.025274 max=0.024576 Jy/beam ! Clean residual mean=0.000030 rms=0.006188 Jy/beam ! Combined flux in latest and established models = 1.37064 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 66 components and 1.37064 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=0.187026Jy sigma=6.575784 ! Fit after self-cal, rms=0.186053Jy sigma=6.540991 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.566 x 5.648 at 3.615 degrees (North through East) ! Clean map min=-0.024831 max=0.90524 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 KP 0.98 LA 1.08 ! MK 1.04 NL 0.96 OV 1.06 PT 0.98 ! SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.91 HN 0.92 KP 0.92 ! LA 1.05 MK 0.98 NL 1.00 OV 0.94 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 KP 0.98 LA 1.07 ! MK 1.05 NL 0.98 OV 1.08 PT 0.99 ! SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.91 HN 0.93 KP 0.92 ! LA 1.05 MK 0.99 NL 0.99 OV 0.94 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 KP 0.98 LA 1.07 ! MK 1.04 NL 0.98 OV 1.06 PT 0.99 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.93 HN 0.96 KP 0.94 ! LA 1.03 MK 1.00 NL 1.01 OV 0.98 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 KP 0.99 LA 1.09 ! MK 1.03 NL 0.98 OV 1.06 PT 0.99 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.93 HN 0.95 KP 0.95 ! LA 1.03 MK 1.02 NL 1.00 OV 0.99 ! PT 0.84 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 KP 0.97 LA 1.07 ! MK 1.02 NL 0.97 OV 1.07 PT 0.99 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.94 HN 0.97 KP 0.95 ! LA 1.03 MK 1.02 NL 1.01 OV 0.98 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 KP 0.97 LA 1.06 ! MK 1.02 NL 0.97 OV 1.05 PT 0.98 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.94 HN 0.97 KP 0.95 ! LA 1.04 MK 1.02 NL 1.01 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 KP 0.96 LA 1.07 ! MK 1.03 NL 0.97 OV 1.06 PT 0.98 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.94 HN 0.98 KP 0.95 ! LA 1.03 MK 1.02 NL 1.01 OV 0.98 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 KP 0.97 LA 1.07 ! MK 1.04 NL 0.97 OV 1.06 PT 0.97 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.94 HN 0.97 KP 0.94 ! LA 1.04 MK 1.03 NL 1.01 OV 0.97 ! PT 0.92 SC 0.99 ! ! ! Fit before self-cal, rms=0.186053Jy sigma=6.540991 ! Fit after self-cal, rms=0.167071Jy sigma=5.381361 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=5.625 mas, bpa=3.307 degrees ! Estimated noise=0.273575 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 = 0.000659958 Jy ! Component: 100 - total flux cleaned = -0.00019148 Jy ! Component: 150 - total flux cleaned = 0.00102315 Jy ! Component: 200 - total flux cleaned = 0.00154303 Jy ! Total flux subtracted in 200 components = 0.00154303 Jy ! Clean residual min=-0.014047 max=0.014737 Jy/beam ! Clean residual mean=-0.000002 rms=0.002961 Jy/beam ! Combined flux in latest and established models = 1.37219 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 1.37219 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=0.163517Jy sigma=5.343570 ! Fit after self-cal, rms=0.163198Jy sigma=5.333192 ! Inverting map ! Added new window around map position (-4.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00562494 Jy ! Component: 100 - total flux cleaned = 0.00685584 Jy ! Component: 150 - total flux cleaned = 0.00776158 Jy ! Component: 200 - total flux cleaned = 0.00751983 Jy ! Total flux subtracted in 200 components = 0.00751983 Jy ! Clean residual min=-0.011308 max=0.011052 Jy/beam ! Clean residual mean=-0.000006 rms=0.002547 Jy/beam ! Combined flux in latest and established models = 1.37971 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 1.37971 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=0.160282Jy sigma=5.281094 ! Fit after self-cal, rms=0.160066Jy sigma=5.274801 ! 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=0.160066Jy sigma=5.274801 ! Fit after self-cal, rms=0.138286Jy sigma=4.154195 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=5.617 mas, bpa=3.25 degrees ! Estimated noise=0.270648 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00233981 Jy ! Component: 100 - total flux cleaned = -0.00132493 Jy ! Component: 150 - total flux cleaned = -0.00131166 Jy ! Component: 200 - total flux cleaned = -0.00129691 Jy ! Total flux subtracted in 200 components = -0.00129691 Jy ! Clean residual min=-0.010602 max=0.010044 Jy/beam ! Clean residual mean=0.000000 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 1.37841 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 122 components and 1.37841 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=0.135352Jy sigma=4.150876 ! Fit after self-cal, rms=0.135269Jy sigma=4.147680 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 = 0.000316902 Jy ! Component: 100 - total flux cleaned = 0.000121101 Jy ! Component: 150 - total flux cleaned = -0.000203836 Jy ! Component: 200 - total flux cleaned = -0.000632066 Jy ! Total flux subtracted in 200 components = -0.000632066 Jy ! Clean residual min=-0.009945 max=0.009873 Jy/beam ! Clean residual mean=-0.000000 rms=0.001883 Jy/beam ! Combined flux in latest and established models = 1.37778 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 130 components and 1.37778 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=0.134205Jy sigma=4.156306 ! Fit after self-cal, rms=0.134175Jy sigma=4.155245 ! 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=0.134175Jy sigma=4.155245 ! Fit after self-cal, rms=0.133162Jy sigma=4.111379 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.584 mas, bmaj=5.612 mas, bpa=3.183 degrees ! Estimated noise=0.268211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00200843 Jy ! Component: 100 - total flux cleaned = -0.00121922 Jy ! Component: 150 - total flux cleaned = -0.00123084 Jy ! Component: 200 - total flux cleaned = -0.000851681 Jy ! Total flux subtracted in 200 components = -0.000851681 Jy ! Clean residual min=-0.009744 max=0.009923 Jy/beam ! Clean residual mean=0.000001 rms=0.001926 Jy/beam ! Combined flux in latest and established models = 1.37693 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 137 components and 1.37693 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=0.130697Jy sigma=4.135186 ! Fit after self-cal, rms=0.130685Jy sigma=4.134412 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 (-8.7, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00753961 Jy ! Component: 100 - total flux cleaned = 0.00860459 Jy ! Component: 150 - total flux cleaned = 0.00933668 Jy ! Component: 200 - total flux cleaned = 0.00997869 Jy ! Total flux subtracted in 200 components = 0.00997869 Jy ! Clean residual min=-0.008670 max=0.007099 Jy/beam ! Clean residual mean=-0.000003 rms=0.001626 Jy/beam ! Combined flux in latest and established models = 1.3869 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 156 components and 1.3869 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=0.129542Jy sigma=4.110570 ! Fit after self-cal, rms=0.129486Jy sigma=4.109641 ! 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=0.129486Jy sigma=4.109641 ! Fit after self-cal, rms=0.128653Jy sigma=4.072848 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.669 mas, bmaj=5.959 mas, bpa=1.47 degrees ! Estimated noise=0.32787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171567 Jy ! Component: 100 - total flux cleaned = 0.000449579 Jy ! Component: 150 - total flux cleaned = 0.00118325 Jy ! Component: 200 - total flux cleaned = 0.00160487 Jy ! Total flux subtracted in 200 components = 0.00160487 Jy ! Clean residual min=-0.010737 max=0.009677 Jy/beam ! Clean residual mean=-0.000006 rms=0.002707 Jy/beam ! Combined flux in latest and established models = 1.38851 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 180 components and 1.38851 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=0.126425Jy sigma=4.100404 ! Fit after self-cal, rms=0.126394Jy sigma=4.099102 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 = 0.000304987 Jy ! Component: 100 - total flux cleaned = 0.000649639 Jy ! Component: 150 - total flux cleaned = 0.000648239 Jy ! Component: 200 - total flux cleaned = 0.000241549 Jy ! Total flux subtracted in 200 components = 0.000241549 Jy ! Clean residual min=-0.010206 max=0.008388 Jy/beam ! Clean residual mean=-0.000007 rms=0.002554 Jy/beam ! Combined flux in latest and established models = 1.38875 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 199 components and 1.38875 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=0.125745Jy sigma=4.113475 ! Fit after self-cal, rms=0.125734Jy sigma=4.112566 ! 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=1.585 mas, bmaj=5.609 mas, bpa=3.134 degrees ! Estimated noise=0.265883 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.585 x 5.609 at 3.134 degrees (North through East) ! Clean map min=-0.025784 max=0.8589 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=0.125734Jy sigma=4.112566 ! Fit after self-cal, rms=0.383293Jy sigma=1.174171 ! Inverting map and beam ! Estimated beam: bmin=1.585 mas, bmaj=5.602 mas, bpa=3.135 degrees ! Estimated noise=0.267365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114512 Jy ! Component: 100 - total flux cleaned = -0.000311796 Jy ! Component: 150 - total flux cleaned = 5.81289e-05 Jy ! Component: 200 - total flux cleaned = 0.000386699 Jy ! Total flux subtracted in 200 components = 0.000386699 Jy ! Clean residual min=-0.008494 max=0.005834 Jy/beam ! Clean residual mean=-0.000003 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 1.38914 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 224 components and 1.38914 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=0.383199Jy sigma=1.120239 ! Fit after self-cal, rms=0.383191Jy sigma=1.118578 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000399223 Jy ! Component: 100 - total flux cleaned = 0.000489953 Jy ! Component: 150 - total flux cleaned = 0.000401588 Jy ! Component: 200 - total flux cleaned = 0.000403656 Jy ! Total flux subtracted in 200 components = 0.000403656 Jy ! Clean residual min=-0.008143 max=0.005613 Jy/beam ! Clean residual mean=-0.000003 rms=0.001357 Jy/beam ! Combined flux in latest and established models = 1.38954 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 235 components and 1.38954 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=0.383131Jy sigma=1.096974 ! Fit after self-cal, rms=0.383124Jy sigma=1.096526 ! 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=0.383124Jy sigma=1.096526 ! Fit after self-cal, rms=0.382316Jy sigma=1.081238 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=1.138 mas, bmaj=5.598 mas, bpa=3.288 degrees ! Estimated noise=0.422354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.614701 Jy ! Component: 100 - total flux cleaned = 0.807586 Jy ! Component: 150 - total flux cleaned = 0.927214 Jy ! Component: 200 - total flux cleaned = 1.01098 Jy ! Total flux subtracted in 200 components = 1.01098 Jy ! Clean residual min=-0.033438 max=0.047133 Jy/beam ! Clean residual mean=0.000035 rms=0.006249 Jy/beam ! Combined flux in latest and established models = 1.01098 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 1.01098 Jy ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=5.598 mas, bpa=3.126 degrees ! Estimated noise=0.26753 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 = 0.134005 Jy ! Component: 100 - total flux cleaned = 0.211519 Jy ! Component: 150 - total flux cleaned = 0.259677 Jy ! Component: 200 - total flux cleaned = 0.29105 Jy ! Total flux subtracted in 200 components = 0.29105 Jy ! Clean residual min=-0.019494 max=0.019785 Jy/beam ! Clean residual mean=0.000038 rms=0.004259 Jy/beam ! Combined flux in latest and established models = 1.30203 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 54 components and 1.30204 Jy ! Inverting map ! Added new window around map position (2.4, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179382 Jy ! Component: 100 - total flux cleaned = 0.0286622 Jy ! Component: 150 - total flux cleaned = 0.037268 Jy ! Component: 200 - total flux cleaned = 0.0435575 Jy ! Total flux subtracted in 200 components = 0.0435575 Jy ! Clean residual min=-0.013882 max=0.011224 Jy/beam ! Clean residual mean=0.000016 rms=0.002465 Jy/beam ! Combined flux in latest and established models = 1.34559 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 88 components and 1.34559 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=3.674 mas, bmaj=5.957 mas, bpa=1.653 degrees ! Estimated noise=0.330211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164951 Jy ! Component: 100 - total flux cleaned = 0.024282 Jy ! Component: 150 - total flux cleaned = 0.0289327 Jy ! Component: 200 - total flux cleaned = 0.0308917 Jy ! Total flux subtracted in 200 components = 0.0308917 Jy ! Clean residual min=-0.013649 max=0.008397 Jy/beam ! Clean residual mean=0.000008 rms=0.002712 Jy/beam ! Combined flux in latest and established models = 1.37648 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 = 0.00193187 Jy ! Component: 100 - total flux cleaned = 0.00332412 Jy ! Component: 150 - total flux cleaned = 0.00451817 Jy ! Component: 200 - total flux cleaned = 0.0055438 Jy ! Total flux subtracted in 200 components = 0.0055438 Jy ! Clean residual min=-0.011060 max=0.006473 Jy/beam ! Clean residual mean=0.000002 rms=0.002298 Jy/beam ! Combined flux in latest and established models = 1.38203 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 157 components and 1.38203 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=5.598 mas, bpa=3.126 degrees ! Estimated noise=0.26753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.388e-05 Jy ! Component: 100 - total flux cleaned = 0.00183144 Jy ! Component: 150 - total flux cleaned = 0.00236963 Jy ! Component: 200 - total flux cleaned = 0.00298302 Jy ! Total flux subtracted in 200 components = 0.00298302 Jy ! Clean residual min=-0.008981 max=0.005106 Jy/beam ! Clean residual mean=-0.000001 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.38501 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 180 components and 1.38501 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=0.382498Jy sigma=1.112864 ! Fit after self-cal, rms=0.382528Jy sigma=1.097851 wmodel J1806+6949_C_map.mod ! Writing 180 model components to file: J1806+6949_C_map.mod wobs J1806+6949_C_uvs.fits ! Writing UV FITS file: J1806+6949_C_uvs.fits wwins J1806+6949_C_map.win ! wwins: Wrote 6 windows to J1806+6949_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00362055 Jy ! Component: 100 - total flux cleaned = -0.00518277 Jy ! Component: 150 - total flux cleaned = -0.00664452 Jy ! Component: 200 - total flux cleaned = -0.00782255 Jy ! Component: 250 - total flux cleaned = -0.00862603 Jy ! Component: 300 - total flux cleaned = -0.00924758 Jy ! Component: 350 - total flux cleaned = -0.00950955 Jy ! Component: 400 - total flux cleaned = -0.00994551 Jy ! Component: 450 - total flux cleaned = -0.0103634 Jy ! Component: 500 - total flux cleaned = -0.010821 Jy ! Component: 550 - total flux cleaned = -0.0111529 Jy ! Component: 600 - total flux cleaned = -0.0113677 Jy ! Component: 650 - total flux cleaned = -0.0114713 Jy ! Component: 700 - total flux cleaned = -0.0116225 Jy ! Component: 750 - total flux cleaned = -0.0117203 Jy ! Component: 800 - total flux cleaned = -0.0118153 Jy ! Component: 850 - total flux cleaned = -0.0118611 Jy ! Component: 900 - total flux cleaned = -0.0119513 Jy ! Component: 950 - total flux cleaned = -0.0119956 Jy ! Component: 1000 - total flux cleaned = -0.0120812 Jy ! Component: 1050 - total flux cleaned = -0.0119966 Jy ! Component: 1100 - total flux cleaned = -0.0120797 Jy ! Component: 1150 - total flux cleaned = -0.0119976 Jy ! Component: 1200 - total flux cleaned = -0.011839 Jy ! Component: 1250 - total flux cleaned = -0.0118008 Jy ! Component: 1300 - total flux cleaned = -0.0117238 Jy ! Component: 1350 - total flux cleaned = -0.011573 Jy ! Component: 1400 - total flux cleaned = -0.0114251 Jy ! Component: 1450 - total flux cleaned = -0.0113165 Jy ! Component: 1500 - total flux cleaned = -0.0111741 Jy ! Component: 1550 - total flux cleaned = -0.0111742 Jy ! Component: 1600 - total flux cleaned = -0.0110368 Jy ! Component: 1650 - total flux cleaned = -0.0110026 Jy ! Component: 1700 - total flux cleaned = -0.0108029 Jy ! Component: 1750 - total flux cleaned = -0.0108026 Jy ! Component: 1800 - total flux cleaned = -0.0107056 Jy ! Component: 1850 - total flux cleaned = -0.0105791 Jy ! Component: 1900 - total flux cleaned = -0.0105168 Jy ! Component: 1950 - total flux cleaned = -0.0103941 Jy ! Component: 2000 - total flux cleaned = -0.0103336 Jy ! Component: 2050 - total flux cleaned = -0.010273 Jy ! Component: 2100 - total flux cleaned = -0.0101845 Jy ! Component: 2150 - total flux cleaned = -0.0101255 Jy ! Component: 2200 - total flux cleaned = -0.0100396 Jy ! Component: 2250 - total flux cleaned = -0.00992686 Jy ! Component: 2300 - total flux cleaned = -0.0099266 Jy ! Component: 2350 - total flux cleaned = -0.00973469 Jy ! Component: 2400 - total flux cleaned = -0.00968102 Jy ! Component: 2450 - total flux cleaned = -0.00957463 Jy ! Component: 2500 - total flux cleaned = -0.00952186 Jy ! Component: 2550 - total flux cleaned = -0.0093921 Jy ! Component: 2600 - total flux cleaned = -0.00934043 Jy ! Component: 2650 - total flux cleaned = -0.00926437 Jy ! Component: 2700 - total flux cleaned = -0.00916383 Jy ! Component: 2750 - total flux cleaned = -0.00911422 Jy ! Component: 2800 - total flux cleaned = -0.00904068 Jy ! Component: 2850 - total flux cleaned = -0.00892004 Jy ! Component: 2900 - total flux cleaned = -0.00887252 Jy ! Component: 2950 - total flux cleaned = -0.00880257 Jy ! Component: 3000 - total flux cleaned = -0.00866349 Jy ! Component: 3050 - total flux cleaned = -0.00864087 Jy ! Component: 3100 - total flux cleaned = -0.00859538 Jy ! Component: 3150 - total flux cleaned = -0.00839358 Jy ! Component: 3200 - total flux cleaned = -0.00828313 Jy ! Component: 3250 - total flux cleaned = -0.00823974 Jy ! Component: 3300 - total flux cleaned = -0.00815292 Jy ! Component: 3350 - total flux cleaned = -0.00802424 Jy ! Component: 3400 - total flux cleaned = -0.00791842 Jy ! Component: 3450 - total flux cleaned = -0.00793951 Jy ! Component: 3500 - total flux cleaned = -0.00785613 Jy ! Component: 3550 - total flux cleaned = -0.00773252 Jy ! Component: 3600 - total flux cleaned = -0.00767109 Jy ! Component: 3650 - total flux cleaned = -0.00759056 Jy ! Component: 3700 - total flux cleaned = -0.00753046 Jy ! Component: 3750 - total flux cleaned = -0.00758992 Jy ! Component: 3800 - total flux cleaned = -0.00745278 Jy ! Component: 3850 - total flux cleaned = -0.00741369 Jy ! Component: 3900 - total flux cleaned = -0.00737509 Jy ! Component: 3950 - total flux cleaned = -0.00735631 Jy ! Component: 4000 - total flux cleaned = -0.00735637 Jy ! Component: 4050 - total flux cleaned = -0.00730035 Jy ! Total flux subtracted in 4096 components = -0.00726331 Jy ! Clean residual min=-0.000923 max=0.000922 Jy/beam ! Clean residual mean=0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 1.37775 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 507 components and 1.37775 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1806+6949_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.583 x 5.598 at 3.126 degrees (North through East) ! Clean map min=-0.019847 max=0.86629 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1806+6949_C_map.fits wmodel /vlbi/sb072/temp_maps//J1806+6949_C_map.mod ! Writing 507 model components to file: /vlbi/sb072/temp_maps//J1806+6949_C_map.mod wobs /vlbi/sb072/temp_maps//J1806+6949_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1806+6949_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1806+6949_C_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1806+6949_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.86629 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000336108 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.116396 0.116396 0.232791 0.465583 0.931166 1.86233 3.72466 7.44932 14.8986 29.7973 59.5946 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.866 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2577.42 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1806+6949_C_dfm.log closed on Tue Mar 5 23:26:55 2019