! Started logfile: .//J0121+0422_C_dfm.log on Mon Jan 20 17:09:29 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J0121+0422_C_uva.fits ! Reading UV FITS file: .//J0121+0422_C_uva.fits ! AN table 1: 21 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.885714 visibilities/baseline/integration-bin. ! Found source: J0121+0422 ! ! 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 67 lines of history. ! ! Reading 1488 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 J0121+0422_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.515126Jy sigma=31.945884 ! Fit after self-cal, rms=0.151079Jy sigma=3.234055 ! 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=3.432 mas, bmaj=20.78 mas, bpa=40.4 degrees ! Estimated noise=1.19899 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 = 0.835678 Jy ! Component: 100 - total flux cleaned = 1.02277 Jy ! Total flux subtracted in 100 components = 1.02277 Jy ! Clean residual min=-0.054443 max=0.067745 Jy/beam ! Clean residual mean=-0.000310 rms=0.021713 Jy/beam ! Combined flux in latest and established models = 1.02277 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.02277 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=0.136797Jy sigma=2.925559 ! Fit after self-cal, rms=0.136699Jy sigma=2.920494 ! 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=4.323 mas, bmaj=20.79 mas, bpa=37.84 degrees ! Estimated noise=0.893191 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 = 0.0904162 Jy ! Component: 100 - total flux cleaned = 0.138336 Jy ! Component: 150 - total flux cleaned = 0.159821 Jy ! Component: 200 - total flux cleaned = 0.170999 Jy ! Total flux subtracted in 200 components = 0.170999 Jy ! Clean residual min=-0.010653 max=0.010677 Jy/beam ! Clean residual mean=-0.000050 rms=0.004088 Jy/beam ! Combined flux in latest and established models = 1.19377 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 84 components and 1.19377 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=0.053255Jy sigma=1.129637 ! Fit after self-cal, rms=0.052624Jy sigma=1.119106 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.323 x 20.79 at 37.84 degrees (North through East) ! Clean map min=-0.016927 max=1.0729 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 KP 0.99 OV 1.00 ! PT 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 KP 1.00 OV 0.97 ! PT 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.02 OV 0.99 ! PT 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 KP 0.98 OV 1.00 ! PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 KP 0.98 OV 1.00 ! PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 0.98 OV 1.00 ! PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 0.98 OV 0.99 ! PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 0.98 OV 0.99 ! PT 0.98 ! ! ! Fit before self-cal, rms=0.052624Jy sigma=1.119106 ! Fit after self-cal, rms=0.036590Jy sigma=0.733692 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.339 mas, bmaj=20.76 mas, bpa=37.83 degrees ! Estimated noise=0.889409 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 = 0.00793531 Jy ! Component: 100 - total flux cleaned = 0.0097861 Jy ! Component: 150 - total flux cleaned = 0.0105846 Jy ! Component: 200 - total flux cleaned = 0.0117339 Jy ! Total flux subtracted in 200 components = 0.0117339 Jy ! Clean residual min=-0.002562 max=0.002541 Jy/beam ! Clean residual mean=0.000000 rms=0.001052 Jy/beam ! Combined flux in latest and established models = 1.2055 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 140 components and 1.2055 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=0.032630Jy sigma=0.664823 ! Fit after self-cal, rms=0.032534Jy sigma=0.663202 ! 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=0.032534Jy sigma=0.663202 ! Fit after self-cal, rms=0.032327Jy sigma=0.661050 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.337 mas, bmaj=20.75 mas, bpa=37.83 degrees ! Estimated noise=0.888482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029957 Jy ! Component: 100 - total flux cleaned = 0.00427515 Jy ! Component: 150 - total flux cleaned = 0.00505375 Jy ! Component: 200 - total flux cleaned = 0.00539105 Jy ! Total flux subtracted in 200 components = 0.00539105 Jy ! Clean residual min=-0.001323 max=0.001312 Jy/beam ! Clean residual mean=0.000000 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 1.21089 Jy selfcal ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 196 components and 1.21089 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=0.031515Jy sigma=0.647416 ! Fit after self-cal, rms=0.031493Jy sigma=0.647140 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 = -0.000215908 Jy ! Component: 100 - total flux cleaned = -0.000280435 Jy ! Component: 150 - total flux cleaned = -0.000278564 Jy ! Component: 200 - total flux cleaned = -0.000330548 Jy ! Total flux subtracted in 200 components = -0.000330548 Jy ! Clean residual min=-0.000763 max=0.000760 Jy/beam ! Clean residual mean=-0.000000 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 1.21056 Jy ! Performing phase self-cal ! Adding 76 model components to the UV plane model. ! The established model now contains 258 components and 1.21056 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=0.031265Jy sigma=0.643512 ! Fit after self-cal, rms=0.031259Jy sigma=0.643451 ! 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=0.031259Jy sigma=0.643451 ! Fit after self-cal, rms=0.031226Jy sigma=0.643179 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.337 mas, bmaj=20.75 mas, bpa=37.83 degrees ! Estimated noise=0.888239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114493 Jy ! Component: 100 - total flux cleaned = 0.00157065 Jy ! Component: 150 - total flux cleaned = 0.00170726 Jy ! Component: 200 - total flux cleaned = 0.00189143 Jy ! Total flux subtracted in 200 components = 0.00189143 Jy ! Clean residual min=-0.000494 max=0.000496 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 1.21246 Jy selfcal ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 316 components and 1.21246 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=0.031134Jy sigma=0.641739 ! Fit after self-cal, rms=0.031132Jy sigma=0.641717 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 = 0.00048392 Jy ! Component: 100 - total flux cleaned = 0.000696317 Jy ! Component: 150 - total flux cleaned = 0.000866541 Jy ! Component: 200 - total flux cleaned = 0.00105006 Jy ! Total flux subtracted in 200 components = 0.00105006 Jy ! Clean residual min=-0.000370 max=0.000369 Jy/beam ! Clean residual mean=-0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 1.21351 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 371 components and 1.21351 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=0.031087Jy sigma=0.641062 ! Fit after self-cal, rms=0.031087Jy sigma=0.641051 ! 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=0.031087Jy sigma=0.641051 ! Fit after self-cal, rms=0.031079Jy sigma=0.641000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.985 mas, bmaj=20.77 mas, bpa=36.44 degrees ! Estimated noise=0.898411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000320544 Jy ! Component: 100 - total flux cleaned = 0.000482518 Jy ! Component: 150 - total flux cleaned = 0.000598854 Jy ! Component: 200 - total flux cleaned = 0.000693437 Jy ! Total flux subtracted in 200 components = 0.000693437 Jy ! Clean residual min=-0.000256 max=0.000257 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 1.2142 Jy selfcal ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 426 components and 1.2142 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=0.031054Jy sigma=0.640615 ! Fit after self-cal, rms=0.031054Jy sigma=0.640609 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 = 0.000251396 Jy ! Component: 100 - total flux cleaned = 0.00029694 Jy ! Component: 150 - total flux cleaned = 0.00034046 Jy ! Component: 200 - total flux cleaned = 0.000355779 Jy ! Total flux subtracted in 200 components = 0.000355779 Jy ! Clean residual min=-0.000244 max=0.000241 Jy/beam ! Clean residual mean=0.000001 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 1.21455 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 463 components and 1.21455 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=0.031036Jy sigma=0.640352 ! Fit after self-cal, rms=0.031036Jy sigma=0.640347 ! 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=4.337 mas, bmaj=20.75 mas, bpa=37.83 degrees ! Estimated noise=0.888205 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.337 x 20.75 at 37.83 degrees (North through East) ! Clean map min=-0.0068687 max=1.0686 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=0.031036Jy sigma=0.640347 ! Fit after self-cal, rms=0.024455Jy sigma=0.498863 ! Inverting map and beam ! Estimated beam: bmin=4.336 mas, bmaj=20.76 mas, bpa=37.83 degrees ! Estimated noise=0.888217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.13436e-05 Jy ! Component: 100 - total flux cleaned = 0.000254638 Jy ! Component: 150 - total flux cleaned = 0.000459237 Jy ! Component: 200 - total flux cleaned = 0.000598272 Jy ! Total flux subtracted in 200 components = 0.000598272 Jy ! Clean residual min=-0.000279 max=0.000278 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 1.21515 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 515 components and 1.21515 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=0.024423Jy sigma=0.498344 ! Fit after self-cal, rms=0.024423Jy sigma=0.498336 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155494 Jy ! Component: 100 - total flux cleaned = 0.00018513 Jy ! Component: 150 - total flux cleaned = 0.000213567 Jy ! Component: 200 - total flux cleaned = 0.000267109 Jy ! Total flux subtracted in 200 components = 0.000267109 Jy ! Clean residual min=-0.000216 max=0.000216 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 1.21542 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 554 components and 1.21542 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=0.024405Jy sigma=0.498061 ! Fit after self-cal, rms=0.024404Jy sigma=0.498054 ! 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=0.024404Jy sigma=0.498054 ! Fit after self-cal, rms=0.024404Jy sigma=0.498021 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=3.441 mas, bmaj=20.74 mas, bpa=40.4 degrees ! Estimated noise=1.1946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.832556 Jy ! Component: 100 - total flux cleaned = 1.01809 Jy ! Component: 150 - total flux cleaned = 1.09431 Jy ! Component: 200 - total flux cleaned = 1.14006 Jy ! Total flux subtracted in 200 components = 1.14006 Jy ! Clean residual min=-0.023115 max=0.023430 Jy/beam ! Clean residual mean=-0.000093 rms=0.007843 Jy/beam ! Combined flux in latest and established models = 1.14006 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 31 model components to the UV plane model. ! The established model now contains 31 components and 1.14006 Jy ! Inverting map and beam ! Estimated beam: bmin=4.336 mas, bmaj=20.76 mas, bpa=37.83 degrees ! Estimated noise=0.888246 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 = 0.0303384 Jy ! Component: 100 - total flux cleaned = 0.0433468 Jy ! Component: 150 - total flux cleaned = 0.0481853 Jy ! Component: 200 - total flux cleaned = 0.0499435 Jy ! Total flux subtracted in 200 components = 0.0499435 Jy ! Clean residual min=-0.004542 max=0.004498 Jy/beam ! Clean residual mean=-0.000017 rms=0.001697 Jy/beam ! Combined flux in latest and established models = 1.19 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 104 components and 1.19 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=4.985 mas, bmaj=20.77 mas, bpa=36.44 degrees ! Estimated noise=0.898488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185902 Jy ! Component: 100 - total flux cleaned = 0.00285961 Jy ! Component: 150 - total flux cleaned = 0.00358284 Jy ! Component: 200 - total flux cleaned = 0.0037023 Jy ! Total flux subtracted in 200 components = 0.0037023 Jy ! Clean residual min=-0.001947 max=0.001949 Jy/beam ! Clean residual mean=-0.000001 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 1.1937 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 = 0.000656283 Jy ! Component: 100 - total flux cleaned = 0.00135652 Jy ! Component: 150 - total flux cleaned = 0.00182307 Jy ! Component: 200 - total flux cleaned = 0.0020758 Jy ! Total flux subtracted in 200 components = 0.0020758 Jy ! Clean residual min=-0.001348 max=0.001359 Jy/beam ! Clean residual mean=-0.000004 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 1.19578 Jy ! Adding 113 model components to the UV plane model. ! The established model now contains 213 components and 1.19578 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.336 mas, bmaj=20.76 mas, bpa=37.83 degrees ! Estimated noise=0.888246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000653878 Jy ! Component: 100 - total flux cleaned = 0.000795255 Jy ! Component: 150 - total flux cleaned = 0.000922643 Jy ! Component: 200 - total flux cleaned = 0.000978666 Jy ! Total flux subtracted in 200 components = 0.000978666 Jy ! Clean residual min=-0.000915 max=0.000900 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 1.19676 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 268 components and 1.19676 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=0.024749Jy sigma=0.503168 ! Fit after self-cal, rms=0.024708Jy sigma=0.502674 wmodel J0121+0422_C_map.mod ! Writing 268 model components to file: J0121+0422_C_map.mod wobs J0121+0422_C_uvs.fits ! Writing UV FITS file: J0121+0422_C_uvs.fits wwins J0121+0422_C_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap .//J0121+0422_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.336 x 20.76 at 37.83 degrees (North through East) ! Clean map min=-0.0079639 max=1.0701 Jy/beam ! Writing clean map to FITS file: .//J0121+0422_C_map.fits wmodel .//J0121+0422_C_map.mod ! Writing 268 model components to file: .//J0121+0422_C_map.mod wobs .//J0121+0422_C_uvs.fits ! Writing UV FITS file: .//J0121+0422_C_uvs.fits wwins .//J0121+0422_C_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.07005 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000346267 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0970794 0.0970794 0.194159 0.388318 0.776635 1.55327 3.10654 6.21308 12.4262 24.8523 49.7047 99.4093 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3090.25 quit ! Quitting program ! Log file .//J0121+0422_C_dfm.log closed on Mon Jan 20 17:09:32 2020