! Started logfile: /vlbi/sb072/temp_maps//J1751-1751_X_dfm.log on Sat Dec 15 22:30:17 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1751-1751_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1751-1751_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1751-1751 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6624 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 J1751-1751_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=1.000041Jy sigma=37.868926 ! Fit after self-cal, rms=0.993282Jy sigma=37.611084 ! 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=0.7508 mas, bmaj=1.841 mas, bpa=-9.95 degrees ! Estimated noise=0.570989 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 = 0.00538595 Jy ! Component: 100 - total flux cleaned = 0.0066587 Jy ! Total flux subtracted in 100 components = 0.0066587 Jy ! Clean residual min=-0.001249 max=0.001483 Jy/beam ! Clean residual mean=-0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0066587 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0066587 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=0.017749Jy sigma=0.650583 ! Fit after self-cal, rms=0.016411Jy sigma=0.599128 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278832 Jy ! Component: 100 - total flux cleaned = 0.00361549 Jy ! Total flux subtracted in 100 components = 0.00361549 Jy ! Clean residual min=-0.001328 max=0.001248 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0102742 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.0102742 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=0.015969Jy sigma=0.581670 ! Fit after self-cal, rms=0.015965Jy sigma=0.581490 ! 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=1.033 mas, bmaj=2.326 mas, bpa=-6.815 degrees ! Estimated noise=0.232474 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 = 0.000582911 Jy ! Component: 100 - total flux cleaned = 0.000885041 Jy ! Component: 150 - total flux cleaned = 0.00104525 Jy ! Component: 200 - total flux cleaned = 0.00108605 Jy ! Total flux subtracted in 200 components = 0.00108605 Jy ! Clean residual min=-0.000618 max=0.000728 Jy/beam ! Clean residual mean=0.000001 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0113602 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.0113602 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=0.015944Jy sigma=0.580726 ! Fit after self-cal, rms=0.015941Jy sigma=0.580484 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 2.326 at -6.815 degrees (North through East) ! Clean map min=-0.00057777 max=0.009665 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.18 KP 0.96 LA 1.08 ! MK 0.96 NL 1.00 OV 0.98 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 KP 1.01 LA 1.01 ! MK 0.97 NL 1.38 OV 0.96 PT 1.09 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 KP 1.04 LA 0.90 ! MK 0.85 NL 1.17 OV 0.90 PT 1.06 ! SC 1.20 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.04 KP 1.04 LA 0.96 ! MK 1.02 NL 1.05 OV 0.96 PT 1.00 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 KP 0.98 LA 1.01 ! MK 1.12 NL 0.99 OV 0.99 PT 1.00 ! SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.12 KP 0.84 LA 0.95 ! MK 1.13 NL 1.11 OV 0.82 PT 1.18 ! SC 1.20 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.01 KP 0.98 LA 0.87 ! MK 0.92 NL 1.11 OV 0.90 PT 1.25 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.16 KP 1.28 LA 0.81 ! MK 1.05 NL 1.31 OV 0.94 PT 0.91 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.015941Jy sigma=0.580484 ! Fit after self-cal, rms=0.016146Jy sigma=0.577667 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.327 mas, bpa=-6.962 degrees ! Estimated noise=0.23385 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 = -5.38349e-06 Jy ! Component: 100 - total flux cleaned = 4.42731e-06 Jy ! Component: 150 - total flux cleaned = 1.25606e-05 Jy ! Component: 200 - total flux cleaned = 1.4943e-05 Jy ! Total flux subtracted in 200 components = 1.4943e-05 Jy ! Clean residual min=-0.000532 max=0.000531 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0113752 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 0.0113752 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=0.016144Jy sigma=0.577631 ! Fit after self-cal, rms=0.016167Jy sigma=0.576666 ! 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=0.016167Jy sigma=0.576666 ! Fit after self-cal, rms=0.016331Jy sigma=0.576550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.047 mas, bmaj=2.328 mas, bpa=-7.181 degrees ! Estimated noise=0.233998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.5944e-05 Jy ! Component: 100 - total flux cleaned = 1.90058e-05 Jy ! Component: 150 - total flux cleaned = 2.16867e-05 Jy ! Component: 200 - total flux cleaned = 1.93481e-05 Jy ! Total flux subtracted in 200 components = 1.93481e-05 Jy ! Clean residual min=-0.000523 max=0.000530 Jy/beam ! Clean residual mean=0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0113945 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.0113945 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=0.016329Jy sigma=0.576515 ! Fit after self-cal, rms=0.016341Jy sigma=0.576471 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 = 1.71674e-05 Jy ! Component: 100 - total flux cleaned = 1.72288e-05 Jy ! Component: 150 - total flux cleaned = 1.72891e-05 Jy ! Component: 200 - total flux cleaned = 1.50175e-05 Jy ! Total flux subtracted in 200 components = 1.50175e-05 Jy ! Clean residual min=-0.000522 max=0.000523 Jy/beam ! Clean residual mean=0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0114095 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 0.0114095 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=0.016340Jy sigma=0.576443 ! Fit after self-cal, rms=0.016339Jy sigma=0.576351 ! Inverting map ! Added new window around map position (35.2, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000357094 Jy ! Component: 100 - total flux cleaned = 0.000337427 Jy ! Component: 150 - total flux cleaned = 0.000314761 Jy ! Component: 200 - total flux cleaned = 0.00031506 Jy ! Total flux subtracted in 200 components = 0.00031506 Jy ! Clean residual min=-0.000506 max=0.000469 Jy/beam ! Clean residual mean=0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0117246 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.0117246 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=0.016323Jy sigma=0.575835 ! Fit after self-cal, rms=0.016318Jy sigma=0.575665 ! 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=0.016318Jy sigma=0.575665 ! Fit after self-cal, rms=0.016541Jy sigma=0.575649 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.047 mas, bmaj=2.326 mas, bpa=-7.372 degrees ! Estimated noise=0.236429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208689 Jy ! Component: 100 - total flux cleaned = 0.000240228 Jy ! Component: 150 - total flux cleaned = 0.00026523 Jy ! Component: 200 - total flux cleaned = 0.000260573 Jy ! Total flux subtracted in 200 components = 0.000260573 Jy ! Clean residual min=-0.000529 max=0.000487 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0119852 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0119852 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=0.016533Jy sigma=0.575411 ! Fit after self-cal, rms=0.016540Jy sigma=0.575237 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 = 0.000149566 Jy ! Component: 100 - total flux cleaned = 0.000156282 Jy ! Component: 150 - total flux cleaned = 0.000161215 Jy ! Component: 200 - total flux cleaned = 0.000170387 Jy ! Total flux subtracted in 200 components = 0.000170387 Jy ! Clean residual min=-0.000504 max=0.000490 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0121556 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 56 components and 0.0121556 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=0.016535Jy sigma=0.575111 ! Fit after self-cal, rms=0.016536Jy sigma=0.574975 ! Inverting map ! Added new window around map position (-38.6, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000384298 Jy ! Component: 100 - total flux cleaned = 0.000442308 Jy ! Component: 150 - total flux cleaned = 0.000484984 Jy ! Component: 200 - total flux cleaned = 0.00049756 Jy ! Total flux subtracted in 200 components = 0.00049756 Jy ! Clean residual min=-0.000468 max=0.000447 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0126531 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.0126531 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=0.016522Jy sigma=0.574566 ! Fit after self-cal, rms=0.016517Jy sigma=0.574416 ! 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=0.016517Jy sigma=0.574416 ! Fit after self-cal, rms=0.016632Jy sigma=0.574371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.544 mas, bmaj=4.753 mas, bpa=-11.39 degrees ! Estimated noise=0.285887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000194162 Jy ! Component: 100 - total flux cleaned = 0.000252169 Jy ! Component: 150 - total flux cleaned = 0.00028605 Jy ! Component: 200 - total flux cleaned = 0.000312151 Jy ! Total flux subtracted in 200 components = 0.000312151 Jy ! Clean residual min=-0.000441 max=0.000444 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0129653 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.0129653 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=0.016629Jy sigma=0.574316 ! Fit after self-cal, rms=0.016632Jy sigma=0.574281 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.50782e-05 Jy ! Component: 100 - total flux cleaned = 8.35942e-05 Jy ! Component: 150 - total flux cleaned = 9.51708e-05 Jy ! Component: 200 - total flux cleaned = 9.51788e-05 Jy ! Total flux subtracted in 200 components = 9.51788e-05 Jy ! Clean residual min=-0.000430 max=0.000438 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0130605 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 0.0130605 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=0.016630Jy sigma=0.574258 ! Fit after self-cal, rms=0.016630Jy sigma=0.574252 ! 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=1.041 mas, bmaj=2.318 mas, bpa=-7.516 degrees ! Estimated noise=0.237924 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 2.318 at -7.516 degrees (North through East) ! Clean map min=-0.00045814 max=0.0097099 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7533 mas, bmaj=1.836 mas, bpa=-10.45 degrees ! Estimated noise=0.593079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00806757 Jy ! Component: 100 - total flux cleaned = 0.0103303 Jy ! Component: 150 - total flux cleaned = 0.011411 Jy ! Component: 200 - total flux cleaned = 0.0117628 Jy ! Total flux subtracted in 200 components = 0.0117628 Jy ! Clean residual min=-0.001437 max=0.001246 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0117628 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0117628 Jy ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=2.318 mas, bpa=-7.516 degrees ! Estimated noise=0.237924 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 = 0.000749803 Jy ! Component: 100 - total flux cleaned = 0.0011072 Jy ! Component: 150 - total flux cleaned = 0.00132211 Jy ! Component: 200 - total flux cleaned = 0.00142237 Jy ! Total flux subtracted in 200 components = 0.00142237 Jy ! Clean residual min=-0.000531 max=0.000500 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0131852 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 41 components and 0.0131852 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=2.544 mas, bmaj=4.753 mas, bpa=-11.39 degrees ! Estimated noise=0.285887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.67824e-05 Jy ! Component: 100 - total flux cleaned = 5.88083e-05 Jy ! Component: 150 - total flux cleaned = 5.17748e-05 Jy ! Component: 200 - total flux cleaned = 5.65561e-05 Jy ! Total flux subtracted in 200 components = 5.65561e-05 Jy ! Clean residual min=-0.000476 max=0.000488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0132417 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 = 1.00935e-07 Jy ! Component: 100 - total flux cleaned = -1.26055e-05 Jy ! Component: 150 - total flux cleaned = -2.4363e-05 Jy ! Component: 200 - total flux cleaned = -3.18968e-05 Jy ! Total flux subtracted in 200 components = -3.18968e-05 Jy ! Clean residual min=-0.000450 max=0.000474 Jy/beam ! Clean residual mean=-0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0132098 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 0.0132098 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=2.318 mas, bpa=-7.516 degrees ! Estimated noise=0.237924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111095 Jy ! Component: 100 - total flux cleaned = 0.000102208 Jy ! Component: 150 - total flux cleaned = 0.000102084 Jy ! Component: 200 - total flux cleaned = 0.000109232 Jy ! Total flux subtracted in 200 components = 0.000109232 Jy ! Clean residual min=-0.000506 max=0.000461 Jy/beam ! Clean residual mean=0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.013319 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.013319 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=0.016633Jy sigma=0.574379 ! Fit after self-cal, rms=0.016632Jy sigma=0.574223 wmodel J1751-1751_X_map.mod ! Writing 76 model components to file: J1751-1751_X_map.mod wobs J1751-1751_X_uvs.fits ! Writing UV FITS file: J1751-1751_X_uvs.fits wwins J1751-1751_X_map.win ! wwins: Wrote 3 windows to J1751-1751_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 = -7.16764e-05 Jy ! Component: 100 - total flux cleaned = -0.000142564 Jy ! Component: 150 - total flux cleaned = -0.000179423 Jy ! Component: 200 - total flux cleaned = -0.000221413 Jy ! Component: 250 - total flux cleaned = -0.000234763 Jy ! Component: 300 - total flux cleaned = -0.000235116 Jy ! Component: 350 - total flux cleaned = -0.000247554 Jy ! Component: 400 - total flux cleaned = -0.000259513 Jy ! Component: 450 - total flux cleaned = -0.000259522 Jy ! Component: 500 - total flux cleaned = -0.000270614 Jy ! Component: 550 - total flux cleaned = -0.000270622 Jy ! Component: 600 - total flux cleaned = -0.000275881 Jy ! Component: 650 - total flux cleaned = -0.000260486 Jy ! Component: 700 - total flux cleaned = -0.000250398 Jy ! Component: 750 - total flux cleaned = -0.000230638 Jy ! Component: 800 - total flux cleaned = -0.000216167 Jy ! Component: 850 - total flux cleaned = -0.000206646 Jy ! Component: 900 - total flux cleaned = -0.000192557 Jy ! Component: 950 - total flux cleaned = -0.000183367 Jy ! Component: 1000 - total flux cleaned = -0.000174327 Jy ! Component: 1050 - total flux cleaned = -0.000160915 Jy ! Component: 1100 - total flux cleaned = -0.000160876 Jy ! Component: 1150 - total flux cleaned = -0.000143404 Jy ! Component: 1200 - total flux cleaned = -0.000134795 Jy ! Component: 1250 - total flux cleaned = -0.000134821 Jy ! Component: 1300 - total flux cleaned = -0.000126393 Jy ! Component: 1350 - total flux cleaned = -0.000113962 Jy ! Component: 1400 - total flux cleaned = -0.000113992 Jy ! Component: 1450 - total flux cleaned = -0.000113972 Jy ! Component: 1500 - total flux cleaned = -0.000101913 Jy ! Component: 1550 - total flux cleaned = -9.79269e-05 Jy ! Component: 1600 - total flux cleaned = -9.3969e-05 Jy ! Component: 1650 - total flux cleaned = -9.78802e-05 Jy ! Component: 1700 - total flux cleaned = -8.24405e-05 Jy ! Component: 1750 - total flux cleaned = -8.62671e-05 Jy ! Component: 1800 - total flux cleaned = -7.11359e-05 Jy ! Component: 1850 - total flux cleaned = -7.11751e-05 Jy ! Component: 1900 - total flux cleaned = -6.37557e-05 Jy ! Component: 1950 - total flux cleaned = -6.3768e-05 Jy ! Component: 2000 - total flux cleaned = -6.73951e-05 Jy ! Component: 2050 - total flux cleaned = -6.73817e-05 Jy ! Component: 2100 - total flux cleaned = -7.09629e-05 Jy ! Component: 2150 - total flux cleaned = -6.38483e-05 Jy ! Component: 2200 - total flux cleaned = -6.03484e-05 Jy ! Component: 2250 - total flux cleaned = -6.37985e-05 Jy ! Component: 2300 - total flux cleaned = -6.37867e-05 Jy ! Component: 2350 - total flux cleaned = -6.03578e-05 Jy ! Component: 2400 - total flux cleaned = -5.01764e-05 Jy ! Component: 2450 - total flux cleaned = -4.67965e-05 Jy ! Component: 2500 - total flux cleaned = -4.00459e-05 Jy ! Component: 2550 - total flux cleaned = -5.00773e-05 Jy ! Component: 2600 - total flux cleaned = -5.3403e-05 Jy ! Component: 2650 - total flux cleaned = -4.67911e-05 Jy ! Component: 2700 - total flux cleaned = -4.68231e-05 Jy ! Component: 2750 - total flux cleaned = -5.00615e-05 Jy ! Component: 2800 - total flux cleaned = -4.36147e-05 Jy ! Component: 2850 - total flux cleaned = -3.39744e-05 Jy ! Component: 2900 - total flux cleaned = -2.43935e-05 Jy ! Component: 2950 - total flux cleaned = -2.43666e-05 Jy ! Component: 3000 - total flux cleaned = -2.75199e-05 Jy ! Component: 3050 - total flux cleaned = -2.37278e-06 Jy ! Component: 3100 - total flux cleaned = -1.17413e-05 Jy ! Component: 3150 - total flux cleaned = -5.53554e-06 Jy ! Component: 3200 - total flux cleaned = 9.93353e-06 Jy ! Component: 3250 - total flux cleaned = 9.93243e-06 Jy ! Component: 3300 - total flux cleaned = 2.83071e-05 Jy ! Component: 3350 - total flux cleaned = 2.83197e-05 Jy ! Component: 3400 - total flux cleaned = 4.65281e-05 Jy ! Component: 3450 - total flux cleaned = 6.16189e-05 Jy ! Component: 3500 - total flux cleaned = 6.46398e-05 Jy ! Component: 3550 - total flux cleaned = 7.66203e-05 Jy ! Component: 3600 - total flux cleaned = 9.45296e-05 Jy ! Component: 3650 - total flux cleaned = 0.000103433 Jy ! Component: 3700 - total flux cleaned = 0.00011525 Jy ! Component: 3750 - total flux cleaned = 0.000121145 Jy ! Component: 3800 - total flux cleaned = 0.000132897 Jy ! Component: 3850 - total flux cleaned = 0.000156273 Jy ! Component: 3900 - total flux cleaned = 0.000162081 Jy ! Component: 3950 - total flux cleaned = 0.000167873 Jy ! Component: 4000 - total flux cleaned = 0.00017656 Jy ! Component: 4050 - total flux cleaned = 0.000190986 Jy ! Total flux subtracted in 4096 components = 0.00019961 Jy ! Clean residual min=-0.000164 max=0.000175 Jy/beam ! Clean residual mean=0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.0135187 Jy keep ! Adding 232 model components to the UV plane model. ! The established model now contains 308 components and 0.0135187 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1751-1751_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 2.318 at -7.516 degrees (North through East) ! Clean map min=-0.00034287 max=0.0096942 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1751-1751_X_map.fits wmodel /vlbi/sb072/temp_maps//J1751-1751_X_map.mod ! Writing 308 model components to file: /vlbi/sb072/temp_maps//J1751-1751_X_map.mod wobs /vlbi/sb072/temp_maps//J1751-1751_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1751-1751_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1751-1751_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1751-1751_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00969418 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.76481e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.47454 1.47454 2.94907 5.89815 11.7963 23.5926 47.1852 94.3703 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.009 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 203.453 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1751-1751_X_dfm.log closed on Sat Dec 15 22:30:21 2018