! Started logfile: /vlbi/sb072/temp_maps//J1254+2927_X_dfm.log on Thu Jan 31 09:34:51 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//J1254+2927_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1254+2927_X_uva.fits ! AN table 1: 23 integrations on 6 of 6 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1254+2927 ! ! 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 76 lines of history. ! ! Reading 1104 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 J1254+2927_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. ! ! 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=1.000376Jy sigma=44.805040 ! Fit after self-cal, rms=0.994875Jy sigma=44.562034 ! 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=2.128 mas, bmaj=7.02 mas, bpa=-88.69 degrees ! Estimated noise=0.892107 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382618 Jy ! Component: 100 - total flux cleaned = 0.0043646 Jy ! Total flux subtracted in 100 components = 0.0043646 Jy ! Clean residual min=-0.000787 max=0.000791 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0043646 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.0043646 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=0.010618Jy sigma=0.470442 ! Fit after self-cal, rms=0.009402Jy sigma=0.414675 ! Inverting map ! Added new window around map position (0.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300377 Jy ! Component: 100 - total flux cleaned = 0.00340886 Jy ! Total flux subtracted in 100 components = 0.00340886 Jy ! Clean residual min=-0.000800 max=0.000840 Jy/beam ! Clean residual mean=0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.00777346 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.00777346 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=0.008642Jy sigma=0.380215 ! Fit after self-cal, rms=0.008620Jy sigma=0.379608 ! 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=2.495 mas, bmaj=5.88 mas, bpa=-89.59 degrees ! Estimated noise=0.478025 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 = 0.000332861 Jy ! Component: 100 - total flux cleaned = 0.000453765 Jy ! Component: 150 - total flux cleaned = 0.000524153 Jy ! Component: 200 - total flux cleaned = 0.000576535 Jy ! Total flux subtracted in 200 components = 0.000576535 Jy ! Clean residual min=-0.000399 max=0.000477 Jy/beam ! Clean residual mean=-0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.00835 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 80 components and 0.00835 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=0.008601Jy sigma=0.378685 ! Fit after self-cal, rms=0.008573Jy sigma=0.378204 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.495 x 5.88 at -89.59 degrees (North through East) ! Clean map min=-0.00051569 max=0.0064761 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 KP 0.85 LA 1.15 OV 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 KP 0.89 LA 1.16 OV 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.92 LA 1.16 OV 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 KP 0.99 LA 0.89 OV 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 KP 0.96 LA 0.93 OV 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 KP 0.91 LA 1.04 OV 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 KP 1.05 LA 1.00 OV 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 KP 0.99 LA 1.03 OV 0.86 ! ! ! Fit before self-cal, rms=0.008573Jy sigma=0.378204 ! Fit after self-cal, rms=0.008562Jy sigma=0.376175 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.48 mas, bmaj=5.942 mas, bpa=-89.16 degrees ! Estimated noise=0.474174 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 = -3.20891e-05 Jy ! Component: 100 - total flux cleaned = -1.51841e-05 Jy ! Component: 150 - total flux cleaned = -4.10805e-06 Jy ! Component: 200 - total flux cleaned = 2.43357e-06 Jy ! Total flux subtracted in 200 components = 2.43357e-06 Jy ! Clean residual min=-0.000336 max=0.000402 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.00835243 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 89 components and 0.00835243 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=0.008556Jy sigma=0.375950 ! Fit after self-cal, rms=0.008585Jy sigma=0.375116 ! 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=0.008585Jy sigma=0.375116 ! Fit after self-cal, rms=0.008720Jy sigma=0.374922 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.48 mas, bmaj=5.96 mas, bpa=-89.05 degrees ! Estimated noise=0.474803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.54517e-05 Jy ! Component: 100 - total flux cleaned = 7.42331e-05 Jy ! Component: 150 - total flux cleaned = 8.82052e-05 Jy ! Component: 200 - total flux cleaned = 0.000100947 Jy ! Total flux subtracted in 200 components = 0.000100947 Jy ! Clean residual min=-0.000337 max=0.000399 Jy/beam ! Clean residual mean=0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.00845338 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 0.00845338 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=0.008715Jy sigma=0.374733 ! Fit after self-cal, rms=0.008739Jy sigma=0.374574 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 = 1.71197e-05 Jy ! Component: 100 - total flux cleaned = 4.4006e-05 Jy ! Component: 150 - total flux cleaned = 4.45093e-05 Jy ! Component: 200 - total flux cleaned = 4.71228e-05 Jy ! Total flux subtracted in 200 components = 4.71228e-05 Jy ! Clean residual min=-0.000330 max=0.000358 Jy/beam ! Clean residual mean=0.000000 rms=0.000087 Jy/beam ! Combined flux in latest and established models = 0.0085005 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 101 components and 0.0085005 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=0.008735Jy sigma=0.374428 ! Fit after self-cal, rms=0.008732Jy sigma=0.374362 ! Inverting map ! Added new window around map position (43, -44.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131981 Jy ! Component: 100 - total flux cleaned = 0.000163451 Jy ! Component: 150 - total flux cleaned = 0.000210423 Jy ! Component: 200 - total flux cleaned = 0.00024852 Jy ! Total flux subtracted in 200 components = 0.00024852 Jy ! Clean residual min=-0.000289 max=0.000285 Jy/beam ! Clean residual mean=-0.000000 rms=0.000065 Jy/beam ! Combined flux in latest and established models = 0.00874902 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 138 components and 0.00874902 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=0.008717Jy sigma=0.373808 ! Fit after self-cal, rms=0.008709Jy sigma=0.373622 ! 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=0.008709Jy sigma=0.373622 ! Fit after self-cal, rms=0.008733Jy sigma=0.373532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.482 mas, bmaj=5.967 mas, bpa=-88.97 degrees ! Estimated noise=0.472618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00013199 Jy ! Component: 100 - total flux cleaned = 0.000160488 Jy ! Component: 150 - total flux cleaned = 0.000195771 Jy ! Component: 200 - total flux cleaned = 0.000225498 Jy ! Total flux subtracted in 200 components = 0.000225498 Jy ! Clean residual min=-0.000273 max=0.000266 Jy/beam ! Clean residual mean=-0.000000 rms=0.000062 Jy/beam ! Combined flux in latest and established models = 0.00897452 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 165 components and 0.00897452 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=0.008726Jy sigma=0.373305 ! Fit after self-cal, rms=0.008730Jy sigma=0.373206 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 = 8.34342e-05 Jy ! Component: 100 - total flux cleaned = 0.000125759 Jy ! Component: 150 - total flux cleaned = 0.000165901 Jy ! Component: 200 - total flux cleaned = 0.00020166 Jy ! Total flux subtracted in 200 components = 0.00020166 Jy ! Clean residual min=-0.000250 max=0.000271 Jy/beam ! Clean residual mean=-0.000000 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.00917618 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 191 components and 0.00917618 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=0.008726Jy sigma=0.373095 ! Fit after self-cal, rms=0.008721Jy sigma=0.372962 ! Inverting map ! Added new window around map position (-48.8, -22.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016529 Jy ! Component: 100 - total flux cleaned = 0.000238381 Jy ! Component: 150 - total flux cleaned = 0.000263144 Jy ! Component: 200 - total flux cleaned = 0.000324088 Jy ! Total flux subtracted in 200 components = 0.000324088 Jy ! Clean residual min=-0.000324 max=0.000256 Jy/beam ! Clean residual mean=-0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.00950027 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 222 components and 0.00950027 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=0.008709Jy sigma=0.372431 ! Fit after self-cal, rms=0.008708Jy sigma=0.372238 ! 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=0.008708Jy sigma=0.372238 ! Fit after self-cal, rms=0.008664Jy sigma=0.372155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.704 mas, bmaj=5.77 mas, bpa=-89.55 degrees ! Estimated noise=0.47325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.95202e-05 Jy ! Component: 100 - total flux cleaned = 0.000150982 Jy ! Component: 150 - total flux cleaned = 0.000193687 Jy ! Component: 200 - total flux cleaned = 0.000247973 Jy ! Total flux subtracted in 200 components = 0.000247973 Jy ! Clean residual min=-0.000296 max=0.000241 Jy/beam ! Clean residual mean=0.000000 rms=0.000051 Jy/beam ! Combined flux in latest and established models = 0.00974824 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 255 components and 0.00974824 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=0.008654Jy sigma=0.371733 ! Fit after self-cal, rms=0.008652Jy sigma=0.371494 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 = 0.000140158 Jy ! Component: 100 - total flux cleaned = 0.000210827 Jy ! Component: 150 - total flux cleaned = 0.000263321 Jy ! Component: 200 - total flux cleaned = 0.000297627 Jy ! Total flux subtracted in 200 components = 0.000297627 Jy ! Clean residual min=-0.000289 max=0.000217 Jy/beam ! Clean residual mean=0.000000 rms=0.000051 Jy/beam ! Combined flux in latest and established models = 0.0100459 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 282 components and 0.0100459 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=0.008641Jy sigma=0.371072 ! Fit after self-cal, rms=0.008629Jy sigma=0.370626 ! Inverting map ! Added new window around map position (-50.6, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191908 Jy ! Component: 100 - total flux cleaned = 0.000135761 Jy ! Component: 150 - total flux cleaned = 7.71365e-05 Jy ! Component: 200 - total flux cleaned = 6.17459e-05 Jy ! Total flux subtracted in 200 components = 6.17459e-05 Jy ! Clean residual min=-0.000325 max=0.000214 Jy/beam ! Clean residual mean=0.000000 rms=0.000045 Jy/beam ! Combined flux in latest and established models = 0.0101076 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 320 components and 0.0101076 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=0.008618Jy sigma=0.370145 ! Fit after self-cal, rms=0.008611Jy sigma=0.369953 ! 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=2.48 mas, bmaj=5.977 mas, bpa=-88.88 degrees ! Estimated noise=0.467816 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.48 x 5.977 at -88.88 degrees (North through East) ! Clean map min=-0.00045432 max=0.0065537 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=2.106 mas, bmaj=7.163 mas, bpa=-88.24 degrees ! Estimated noise=0.864173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616391 Jy ! Component: 100 - total flux cleaned = 0.00661256 Jy ! Component: 150 - total flux cleaned = 0.00685956 Jy ! Component: 200 - total flux cleaned = 0.00694139 Jy ! Total flux subtracted in 200 components = 0.00694139 Jy ! Clean residual min=-0.000648 max=0.000581 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.00694139 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 44 model components to the UV plane model. ! The established model now contains 44 components and 0.00694139 Jy ! Inverting map and beam ! Estimated beam: bmin=2.48 mas, bmaj=5.977 mas, bpa=-88.88 degrees ! Estimated noise=0.467816 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 = 0.000468711 Jy ! Component: 100 - total flux cleaned = 0.000728377 Jy ! Component: 150 - total flux cleaned = 0.000987701 Jy ! Component: 200 - total flux cleaned = 0.00116895 Jy ! Total flux subtracted in 200 components = 0.00116895 Jy ! Clean residual min=-0.000470 max=0.000360 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00811034 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 100 components and 0.00811034 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=2.704 mas, bmaj=5.77 mas, bpa=-89.55 degrees ! Estimated noise=0.47325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.83613e-05 Jy ! Component: 100 - total flux cleaned = 0.000150762 Jy ! Component: 150 - total flux cleaned = 0.000205633 Jy ! Component: 200 - total flux cleaned = 0.000197973 Jy ! Total flux subtracted in 200 components = 0.000197973 Jy ! Clean residual min=-0.000355 max=0.000262 Jy/beam ! Clean residual mean=0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.00830831 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 = -3.06336e-07 Jy ! Component: 100 - total flux cleaned = -1.52977e-05 Jy ! Component: 150 - total flux cleaned = -2.2241e-05 Jy ! Component: 200 - total flux cleaned = -1.57488e-05 Jy ! Total flux subtracted in 200 components = -1.57488e-05 Jy ! Clean residual min=-0.000331 max=0.000310 Jy/beam ! Clean residual mean=0.000000 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.00829257 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 148 components and 0.00829256 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.48 mas, bmaj=5.977 mas, bpa=-88.88 degrees ! Estimated noise=0.467816 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.01895e-05 Jy ! Component: 100 - total flux cleaned = -8.87796e-05 Jy ! Component: 150 - total flux cleaned = -0.000117774 Jy ! Component: 200 - total flux cleaned = -0.00013988 Jy ! Total flux subtracted in 200 components = -0.00013988 Jy ! Clean residual min=-0.000290 max=0.000224 Jy/beam ! Clean residual mean=0.000000 rms=0.000066 Jy/beam ! Combined flux in latest and established models = 0.00815268 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 171 components and 0.00815269 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=0.008611Jy sigma=0.370102 ! Fit after self-cal, rms=0.008597Jy sigma=0.369681 wmodel J1254+2927_X_map.mod ! Writing 171 model components to file: J1254+2927_X_map.mod wobs J1254+2927_X_uvs.fits ! Writing UV FITS file: J1254+2927_X_uvs.fits wwins J1254+2927_X_map.win ! wwins: Wrote 4 windows to J1254+2927_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 = -0.000103035 Jy ! Component: 100 - total flux cleaned = -0.000125039 Jy ! Component: 150 - total flux cleaned = -0.000138598 Jy ! Component: 200 - total flux cleaned = -0.000154622 Jy ! Component: 250 - total flux cleaned = -0.000160781 Jy ! Component: 300 - total flux cleaned = -0.00016966 Jy ! Component: 350 - total flux cleaned = -0.000181115 Jy ! Component: 400 - total flux cleaned = -0.000197876 Jy ! Component: 450 - total flux cleaned = -0.000200639 Jy ! Component: 500 - total flux cleaned = -0.000197935 Jy ! Component: 550 - total flux cleaned = -0.000195256 Jy ! Component: 600 - total flux cleaned = -0.000184662 Jy ! Component: 650 - total flux cleaned = -0.000171481 Jy ! Component: 700 - total flux cleaned = -0.000152967 Jy ! Component: 750 - total flux cleaned = -0.000134397 Jy ! Component: 800 - total flux cleaned = -0.000121072 Jy ! Component: 850 - total flux cleaned = -0.000113016 Jy ! Component: 900 - total flux cleaned = -0.00010492 Jy ! Component: 950 - total flux cleaned = -9.12502e-05 Jy ! Component: 1000 - total flux cleaned = -8.02522e-05 Jy ! Component: 1050 - total flux cleaned = -6.63106e-05 Jy ! Component: 1100 - total flux cleaned = -4.36221e-05 Jy ! Component: 1150 - total flux cleaned = -2.06105e-05 Jy ! Component: 1200 - total flux cleaned = 2.7888e-06 Jy ! Component: 1250 - total flux cleaned = 2.95707e-05 Jy ! Component: 1300 - total flux cleaned = 5.68393e-05 Jy ! Component: 1350 - total flux cleaned = 8.46184e-05 Jy ! Component: 1400 - total flux cleaned = 0.000112972 Jy ! Component: 1450 - total flux cleaned = 0.000141879 Jy ! Component: 1500 - total flux cleaned = 0.000168047 Jy ! Component: 1550 - total flux cleaned = 0.000191371 Jy ! Component: 1600 - total flux cleaned = 0.000211787 Jy ! Component: 1650 - total flux cleaned = 0.000229208 Jy ! Component: 1700 - total flux cleaned = 0.000250537 Jy ! Component: 1750 - total flux cleaned = 0.000272297 Jy ! Component: 1800 - total flux cleaned = 0.000290959 Jy ! Component: 1850 - total flux cleaned = 0.000306132 Jy ! Component: 1900 - total flux cleaned = 0.000329454 Jy ! Component: 1950 - total flux cleaned = 0.000349453 Jy ! Component: 2000 - total flux cleaned = 0.000365696 Jy ! Component: 2050 - total flux cleaned = 0.000386549 Jy ! Component: 2100 - total flux cleaned = 0.000403552 Jy ! Component: 2150 - total flux cleaned = 0.000425305 Jy ! Component: 2200 - total flux cleaned = 0.000447605 Jy ! Component: 2250 - total flux cleaned = 0.000470369 Jy ! Component: 2300 - total flux cleaned = 0.000493758 Jy ! Component: 2350 - total flux cleaned = 0.000517709 Jy ! Component: 2400 - total flux cleaned = 0.000542283 Jy ! Component: 2450 - total flux cleaned = 0.000562262 Jy ! Component: 2500 - total flux cleaned = 0.000587873 Jy ! Component: 2550 - total flux cleaned = 0.00061931 Jy ! Component: 2600 - total flux cleaned = 0.000651592 Jy ! Component: 2650 - total flux cleaned = 0.000679062 Jy ! Component: 2700 - total flux cleaned = 0.000707161 Jy ! Component: 2750 - total flux cleaned = 0.000741604 Jy ! Component: 2800 - total flux cleaned = 0.000771065 Jy ! Component: 2850 - total flux cleaned = 0.000801319 Jy ! Component: 2900 - total flux cleaned = 0.00083824 Jy ! Component: 2950 - total flux cleaned = 0.000882506 Jy ! Component: 3000 - total flux cleaned = 0.000915001 Jy ! Component: 3050 - total flux cleaned = 0.000954849 Jy ! Component: 3100 - total flux cleaned = 0.000988839 Jy ! Component: 3150 - total flux cleaned = 0.00102365 Jy ! Component: 3200 - total flux cleaned = 0.00105915 Jy ! Component: 3250 - total flux cleaned = 0.00110303 Jy ! Component: 3300 - total flux cleaned = 0.00113308 Jy ! Component: 3350 - total flux cleaned = 0.00115593 Jy ! Component: 3400 - total flux cleaned = 0.00119502 Jy ! Component: 3450 - total flux cleaned = 0.0012353 Jy ! Component: 3500 - total flux cleaned = 0.00126014 Jy ! Component: 3550 - total flux cleaned = 0.0013025 Jy ! Component: 3600 - total flux cleaned = 0.00132862 Jy ! Component: 3650 - total flux cleaned = 0.00137326 Jy ! Component: 3700 - total flux cleaned = 0.00140079 Jy ! Component: 3750 - total flux cleaned = 0.00142897 Jy ! Component: 3800 - total flux cleaned = 0.0014676 Jy ! Component: 3850 - total flux cleaned = 0.00150746 Jy ! Component: 3900 - total flux cleaned = 0.00153814 Jy ! Component: 3950 - total flux cleaned = 0.00156942 Jy ! Component: 4000 - total flux cleaned = 0.00161196 Jy ! Component: 4050 - total flux cleaned = 0.00165585 Jy ! Total flux subtracted in 4096 components = 0.0016895 Jy ! Clean residual min=-0.000587 max=0.000603 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.00984218 Jy keep ! Adding 112 model components to the UV plane model. ! The established model now contains 282 components and 0.00984218 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1254+2927_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.48 x 5.977 at -88.88 degrees (North through East) ! Clean map min=-0.00196 max=0.0074357 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1254+2927_X_map.fits wmodel /vlbi/sb072/temp_maps//J1254+2927_X_map.mod ! Writing 282 model components to file: /vlbi/sb072/temp_maps//J1254+2927_X_map.mod wobs /vlbi/sb072/temp_maps//J1254+2927_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1254+2927_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1254+2927_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1254+2927_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00743574 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000280279 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -11.308 11.308 22.6161 45.2321 90.4643 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.007 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 26.529 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1254+2927_X_dfm.log closed on Thu Jan 31 09:34:55 2019