! Started logfile: .//J1927+7358_X_dfm.log on Mon Jan 20 18:56:39 2020 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 .//J1927+7358_X_uva.fits ! Reading UV FITS file: .//J1927+7358_X_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.966387 visibilities/baseline/integration-bin. ! Found source: J1927+7358 ! ! 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 67 lines of history. ! ! Reading 2760 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 J1927+7358_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=3.427678Jy sigma=82.312906 ! Fit after self-cal, rms=2.466202Jy sigma=56.220502 ! 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=1.115 mas, bmaj=3.313 mas, bpa=-27.99 degrees ! Estimated noise=0.958461 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 = 2.10127 Jy ! Component: 100 - total flux cleaned = 2.63813 Jy ! Total flux subtracted in 100 components = 2.63813 Jy ! Clean residual min=-0.243332 max=0.300095 Jy/beam ! Clean residual mean=-0.000885 rms=0.072969 Jy/beam ! Combined flux in latest and established models = 2.63813 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 2.63813 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=1.312799Jy sigma=28.195734 ! Fit after self-cal, rms=1.311706Jy sigma=28.177929 ! 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=1.333 mas, bmaj=3.149 mas, bpa=-26.16 degrees ! Estimated noise=0.521818 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 = 0.551271 Jy ! Component: 100 - total flux cleaned = 0.888647 Jy ! Component: 150 - total flux cleaned = 1.11455 Jy ! Component: 200 - total flux cleaned = 1.28481 Jy ! Total flux subtracted in 200 components = 1.28481 Jy ! Clean residual min=-0.193483 max=0.255684 Jy/beam ! Clean residual mean=-0.000583 rms=0.066060 Jy/beam ! Combined flux in latest and established models = 3.92294 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 40 components and 3.92294 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=0.915133Jy sigma=21.244287 ! Fit after self-cal, rms=0.914602Jy sigma=21.238289 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.333 x 3.149 at -26.16 degrees (North through East) ! Clean map min=-0.1916 max=2.8839 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 1.12 KP 0.90 ! NL 1.06 OV 1.15 PT 0.84 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 1.12 KP 0.91 ! NL 1.06 OV 1.10 PT 0.84 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.12 KP 0.90 ! NL 1.06 OV 1.11 PT 0.84 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.11 KP 0.90 ! NL 1.05 OV 1.10 PT 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.09 KP 0.89 ! NL 1.03 OV 1.08 PT 0.83 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.09 KP 0.90 ! NL 1.03 OV 1.06 PT 0.83 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 1.07 KP 0.91 ! NL 1.02 OV 1.08 PT 0.84 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 1.08 KP 0.90 ! NL 1.03 OV 1.09 PT 0.83 ! ! ! Fit before self-cal, rms=0.914602Jy sigma=21.238289 ! Fit after self-cal, rms=0.778862Jy sigma=18.688031 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.378 mas, bmaj=3.145 mas, bpa=-26.86 degrees ! Estimated noise=0.516749 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 = -0.0136005 Jy ! Component: 100 - total flux cleaned = -0.0175661 Jy ! Component: 150 - total flux cleaned = -0.0227617 Jy ! Component: 200 - total flux cleaned = -0.02717 Jy ! Total flux subtracted in 200 components = -0.02717 Jy ! Clean residual min=-0.103993 max=0.170804 Jy/beam ! Clean residual mean=-0.000259 rms=0.032945 Jy/beam ! Combined flux in latest and established models = 3.89577 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 3.89577 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=0.768682Jy sigma=18.387649 ! Fit after self-cal, rms=0.768502Jy sigma=18.382918 ! Inverting map ! Added new window around map position (1.8, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148563 Jy ! Component: 100 - total flux cleaned = 0.196927 Jy ! Component: 150 - total flux cleaned = 0.219165 Jy ! Component: 200 - total flux cleaned = 0.230401 Jy ! Total flux subtracted in 200 components = 0.230401 Jy ! Clean residual min=-0.079770 max=0.062220 Jy/beam ! Clean residual mean=-0.000165 rms=0.019793 Jy/beam ! Combined flux in latest and established models = 4.12617 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 83 components and 4.12617 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=0.734880Jy sigma=17.575316 ! Fit after self-cal, rms=0.734183Jy sigma=17.561492 ! 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=0.734183Jy sigma=17.561492 ! Fit after self-cal, rms=0.718894Jy sigma=17.510945 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.387 mas, bmaj=3.144 mas, bpa=-26.79 degrees ! Estimated noise=0.512858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398617 Jy ! Component: 100 - total flux cleaned = 0.0200661 Jy ! Component: 150 - total flux cleaned = 0.0190088 Jy ! Component: 200 - total flux cleaned = 0.0149683 Jy ! Total flux subtracted in 200 components = 0.0149683 Jy ! Clean residual min=-0.064438 max=0.053866 Jy/beam ! Clean residual mean=-0.000117 rms=0.016087 Jy/beam ! Combined flux in latest and established models = 4.14114 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 4.14114 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=0.713516Jy sigma=17.370342 ! Fit after self-cal, rms=0.713386Jy sigma=17.367454 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 = 0.00671511 Jy ! Component: 100 - total flux cleaned = 0.00746121 Jy ! Component: 150 - total flux cleaned = 0.00891068 Jy ! Component: 200 - total flux cleaned = 0.0109693 Jy ! Total flux subtracted in 200 components = 0.0109693 Jy ! Clean residual min=-0.055872 max=0.050155 Jy/beam ! Clean residual mean=-0.000106 rms=0.015047 Jy/beam ! Combined flux in latest and established models = 4.15211 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 4.15211 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=0.712059Jy sigma=17.325443 ! Fit after self-cal, rms=0.712043Jy sigma=17.325015 ! 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=0.712043Jy sigma=17.325015 ! Fit after self-cal, rms=0.705371Jy sigma=17.304112 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.394 mas, bmaj=3.146 mas, bpa=-26.76 degrees ! Estimated noise=0.512226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0165615 Jy ! Component: 100 - total flux cleaned = -0.0143296 Jy ! Component: 150 - total flux cleaned = -0.0149194 Jy ! Component: 200 - total flux cleaned = -0.0159373 Jy ! Total flux subtracted in 200 components = -0.0159373 Jy ! Clean residual min=-0.050223 max=0.045136 Jy/beam ! Clean residual mean=-0.000096 rms=0.013580 Jy/beam ! Combined flux in latest and established models = 4.13617 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 127 components and 4.13617 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=0.703838Jy sigma=17.262928 ! Fit after self-cal, rms=0.703810Jy sigma=17.262389 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 = 0.00380154 Jy ! Component: 100 - total flux cleaned = 0.00380534 Jy ! Component: 150 - total flux cleaned = 0.00381272 Jy ! Component: 200 - total flux cleaned = 0.00422323 Jy ! Total flux subtracted in 200 components = 0.00422323 Jy ! Clean residual min=-0.048771 max=0.045985 Jy/beam ! Clean residual mean=-0.000088 rms=0.013173 Jy/beam ! Combined flux in latest and established models = 4.1404 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 142 components and 4.1404 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=0.703382Jy sigma=17.249232 ! Fit after self-cal, rms=0.703367Jy sigma=17.249027 ! 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=0.703367Jy sigma=17.249027 ! Fit after self-cal, rms=0.699219Jy sigma=17.236339 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.094 mas, bmaj=3.202 mas, bpa=-23.55 degrees ! Estimated noise=0.595576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0132601 Jy ! Component: 100 - total flux cleaned = -0.0139175 Jy ! Component: 150 - total flux cleaned = -0.0156764 Jy ! Component: 200 - total flux cleaned = -0.0181093 Jy ! Total flux subtracted in 200 components = -0.0181093 Jy ! Clean residual min=-0.053277 max=0.053284 Jy/beam ! Clean residual mean=-0.000133 rms=0.015917 Jy/beam ! Combined flux in latest and established models = 4.12229 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 157 components and 4.12229 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=0.698580Jy sigma=17.220313 ! Fit after self-cal, rms=0.698566Jy sigma=17.220052 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 = -0.00274395 Jy ! Component: 100 - total flux cleaned = -0.00485635 Jy ! Component: 150 - total flux cleaned = -0.00648574 Jy ! Component: 200 - total flux cleaned = -0.00739342 Jy ! Total flux subtracted in 200 components = -0.00739342 Jy ! Clean residual min=-0.053224 max=0.053706 Jy/beam ! Clean residual mean=-0.000126 rms=0.015577 Jy/beam ! Combined flux in latest and established models = 4.11489 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 169 components and 4.11489 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=0.698413Jy sigma=17.215390 ! Fit after self-cal, rms=0.698405Jy sigma=17.215200 ! 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=1.399 mas, bmaj=3.144 mas, bpa=-26.72 degrees ! Estimated noise=0.512048 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.399 x 3.144 at -26.72 degrees (North through East) ! Clean map min=-0.053019 max=2.8402 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=0.698405Jy sigma=17.215200 ! Fit after self-cal, rms=4.162285Jy sigma=3.514716 ! Inverting map and beam ! Estimated beam: bmin=1.409 mas, bmaj=3.14 mas, bpa=-26.69 degrees ! Estimated noise=0.513892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0336468 Jy ! Component: 100 - total flux cleaned = -0.0402686 Jy ! Component: 150 - total flux cleaned = -0.0413828 Jy ! Component: 200 - total flux cleaned = -0.0423406 Jy ! Total flux subtracted in 200 components = -0.0423406 Jy ! Clean residual min=-0.046999 max=0.048036 Jy/beam ! Clean residual mean=-0.000079 rms=0.013178 Jy/beam ! Combined flux in latest and established models = 4.07255 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 177 components and 4.07255 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=4.162616Jy sigma=3.152961 ! Fit after self-cal, rms=4.162607Jy sigma=3.146574 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00606107 Jy ! Component: 100 - total flux cleaned = 0.00524301 Jy ! Component: 150 - total flux cleaned = 0.00451327 Jy ! Component: 200 - total flux cleaned = 0.00385891 Jy ! Total flux subtracted in 200 components = 0.00385891 Jy ! Clean residual min=-0.042794 max=0.048618 Jy/beam ! Clean residual mean=-0.000075 rms=0.012869 Jy/beam ! Combined flux in latest and established models = 4.07641 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 190 components and 4.07641 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=4.162931Jy sigma=3.071402 ! Fit after self-cal, rms=4.162979Jy sigma=3.067378 ! 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=4.162979Jy sigma=3.067378 ! Fit after self-cal, rms=7.977477Jy sigma=2.919635 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=1.163 mas, bmaj=3.264 mas, bpa=-28.74 degrees ! Estimated noise=0.998999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.19001 Jy ! Component: 100 - total flux cleaned = 2.68965 Jy ! Component: 150 - total flux cleaned = 2.93522 Jy ! Component: 200 - total flux cleaned = 3.11298 Jy ! Total flux subtracted in 200 components = 3.11298 Jy ! Clean residual min=-0.101476 max=0.131348 Jy/beam ! Clean residual mean=-0.000496 rms=0.030732 Jy/beam ! Combined flux in latest and established models = 3.11298 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 20 model components to the UV plane model. ! The established model now contains 20 components and 3.11298 Jy ! Inverting map and beam ! Estimated beam: bmin=1.417 mas, bmaj=3.135 mas, bpa=-26.64 degrees ! Estimated noise=0.514927 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 = 0.209981 Jy ! Component: 100 - total flux cleaned = 0.343838 Jy ! Component: 150 - total flux cleaned = 0.445451 Jy ! Component: 200 - total flux cleaned = 0.526278 Jy ! Total flux subtracted in 200 components = 0.526278 Jy ! Clean residual min=-0.074755 max=0.076656 Jy/beam ! Clean residual mean=-0.000317 rms=0.024210 Jy/beam ! Combined flux in latest and established models = 3.63926 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 59 components and 3.63926 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=2.123 mas, bmaj=3.2 mas, bpa=-23.17 degrees ! Estimated noise=0.592145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0959711 Jy ! Component: 100 - total flux cleaned = 0.165336 Jy ! Component: 150 - total flux cleaned = 0.215204 Jy ! Component: 200 - total flux cleaned = 0.246887 Jy ! Total flux subtracted in 200 components = 0.246887 Jy ! Clean residual min=-0.073283 max=0.064133 Jy/beam ! Clean residual mean=-0.000289 rms=0.021379 Jy/beam ! Combined flux in latest and established models = 3.88614 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 = 0.0265144 Jy ! Component: 100 - total flux cleaned = 0.0428511 Jy ! Component: 150 - total flux cleaned = 0.052827 Jy ! Component: 200 - total flux cleaned = 0.0578601 Jy ! Total flux subtracted in 200 components = 0.0578601 Jy ! Clean residual min=-0.063810 max=0.053971 Jy/beam ! Clean residual mean=-0.000221 rms=0.018203 Jy/beam ! Combined flux in latest and established models = 3.944 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 146 components and 3.944 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.417 mas, bmaj=3.135 mas, bpa=-26.64 degrees ! Estimated noise=0.514927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00630823 Jy ! Component: 100 - total flux cleaned = 0.0146736 Jy ! Component: 150 - total flux cleaned = 0.0228499 Jy ! Component: 200 - total flux cleaned = 0.0296909 Jy ! Total flux subtracted in 200 components = 0.0296909 Jy ! Clean residual min=-0.047879 max=0.043719 Jy/beam ! Clean residual mean=-0.000119 rms=0.013496 Jy/beam ! Combined flux in latest and established models = 3.97369 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 169 components and 3.97369 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=7.977001Jy sigma=3.210317 ! Fit after self-cal, rms=7.976048Jy sigma=3.202347 wmodel J1927+7358_X_map.mod ! Writing 169 model components to file: J1927+7358_X_map.mod wobs J1927+7358_X_uvs.fits ! Writing UV FITS file: J1927+7358_X_uvs.fits wwins J1927+7358_X_map.win ! wwins: Wrote 2 windows to J1927+7358_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 = -0.0164881 Jy ! Component: 100 - total flux cleaned = -0.0217162 Jy ! Component: 150 - total flux cleaned = -0.0217165 Jy ! Component: 200 - total flux cleaned = -0.0223466 Jy ! Component: 250 - total flux cleaned = -0.0256664 Jy ! Component: 300 - total flux cleaned = -0.0282521 Jy ! Component: 350 - total flux cleaned = -0.0316299 Jy ! Component: 400 - total flux cleaned = -0.0338879 Jy ! Component: 450 - total flux cleaned = -0.0355801 Jy ! Component: 500 - total flux cleaned = -0.0375868 Jy ! Component: 550 - total flux cleaned = -0.0409603 Jy ! Component: 600 - total flux cleaned = -0.0437828 Jy ! Component: 650 - total flux cleaned = -0.0464321 Jy ! Component: 700 - total flux cleaned = -0.0480019 Jy ! Component: 750 - total flux cleaned = -0.0497985 Jy ! Component: 800 - total flux cleaned = -0.0503722 Jy ! Component: 850 - total flux cleaned = -0.0517037 Jy ! Component: 900 - total flux cleaned = -0.0524545 Jy ! Component: 950 - total flux cleaned = -0.0526912 Jy ! Component: 1000 - total flux cleaned = -0.0531562 Jy ! Component: 1050 - total flux cleaned = -0.0536002 Jy ! Component: 1100 - total flux cleaned = -0.0540325 Jy ! Component: 1150 - total flux cleaned = -0.0552623 Jy ! Component: 1200 - total flux cleaned = -0.0548656 Jy ! Component: 1250 - total flux cleaned = -0.0548685 Jy ! Component: 1300 - total flux cleaned = -0.054495 Jy ! Component: 1350 - total flux cleaned = -0.0544982 Jy ! Component: 1400 - total flux cleaned = -0.0555636 Jy ! Component: 1450 - total flux cleaned = -0.0557338 Jy ! Component: 1500 - total flux cleaned = -0.0557325 Jy ! Component: 1550 - total flux cleaned = -0.0563906 Jy ! Component: 1600 - total flux cleaned = -0.0568731 Jy ! Component: 1650 - total flux cleaned = -0.057346 Jy ! Component: 1700 - total flux cleaned = -0.0578117 Jy ! Component: 1750 - total flux cleaned = -0.0587264 Jy ! Component: 1800 - total flux cleaned = -0.0588767 Jy ! Component: 1850 - total flux cleaned = -0.0594667 Jy ! Component: 1900 - total flux cleaned = -0.059612 Jy ! Component: 1950 - total flux cleaned = -0.0601852 Jy ! Component: 2000 - total flux cleaned = -0.0607514 Jy ! Component: 2050 - total flux cleaned = -0.0617282 Jy ! Component: 2100 - total flux cleaned = -0.062556 Jy ! Component: 2150 - total flux cleaned = -0.063238 Jy ! Component: 2200 - total flux cleaned = -0.0639143 Jy ! Component: 2250 - total flux cleaned = -0.0647163 Jy ! Component: 2300 - total flux cleaned = -0.0653789 Jy ! Component: 2350 - total flux cleaned = -0.0653782 Jy ! Component: 2400 - total flux cleaned = -0.065378 Jy ! Component: 2450 - total flux cleaned = -0.0652488 Jy ! Component: 2500 - total flux cleaned = -0.0653771 Jy ! Component: 2550 - total flux cleaned = -0.0656334 Jy ! Component: 2600 - total flux cleaned = -0.0657618 Jy ! Component: 2650 - total flux cleaned = -0.0663952 Jy ! Component: 2700 - total flux cleaned = -0.0663948 Jy ! Component: 2750 - total flux cleaned = -0.066646 Jy ! Component: 2800 - total flux cleaned = -0.0666462 Jy ! Component: 2850 - total flux cleaned = -0.0665214 Jy ! Component: 2900 - total flux cleaned = -0.0662727 Jy ! Component: 2950 - total flux cleaned = -0.0660253 Jy ! Component: 3000 - total flux cleaned = -0.0660253 Jy ! Component: 3050 - total flux cleaned = -0.0657783 Jy ! Component: 3100 - total flux cleaned = -0.0655314 Jy ! Component: 3150 - total flux cleaned = -0.0651622 Jy ! Component: 3200 - total flux cleaned = -0.0650384 Jy ! Component: 3250 - total flux cleaned = -0.0649152 Jy ! Component: 3300 - total flux cleaned = -0.064669 Jy ! Component: 3350 - total flux cleaned = -0.0645464 Jy ! Component: 3400 - total flux cleaned = -0.0643012 Jy ! Component: 3450 - total flux cleaned = -0.0643014 Jy ! Component: 3500 - total flux cleaned = -0.0640557 Jy ! Component: 3550 - total flux cleaned = -0.0640562 Jy ! Component: 3600 - total flux cleaned = -0.0640564 Jy ! Component: 3650 - total flux cleaned = -0.0636855 Jy ! Component: 3700 - total flux cleaned = -0.0635612 Jy ! Component: 3750 - total flux cleaned = -0.0633124 Jy ! Component: 3800 - total flux cleaned = -0.0631871 Jy ! Component: 3850 - total flux cleaned = -0.0629378 Jy ! Component: 3900 - total flux cleaned = -0.0625606 Jy ! Component: 3950 - total flux cleaned = -0.0625608 Jy ! Component: 4000 - total flux cleaned = -0.0621813 Jy ! Component: 4050 - total flux cleaned = -0.061674 Jy ! Total flux subtracted in 4096 components = -0.0615457 Jy ! Clean residual min=-0.007605 max=0.007625 Jy/beam ! Clean residual mean=-0.000001 rms=0.002110 Jy/beam ! Combined flux in latest and established models = 3.91215 Jy keep ! Adding 348 model components to the UV plane model. ! The established model now contains 517 components and 3.91215 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1927+7358_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.417 x 3.135 at -26.64 degrees (North through East) ! Clean map min=-0.024296 max=2.9005 Jy/beam ! Writing clean map to FITS file: .//J1927+7358_X_map.fits wmodel .//J1927+7358_X_map.mod ! Writing 517 model components to file: .//J1927+7358_X_map.mod wobs .//J1927+7358_X_uvs.fits ! Writing UV FITS file: .//J1927+7358_X_uvs.fits wwins .//J1927+7358_X_map.win ! wwins: Wrote 3 windows to .//J1927+7358_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.9005 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00247484 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.255973 0.255973 0.511946 1.02389 2.04779 4.09557 8.19114 16.3823 32.7646 65.5291 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0074 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.9 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1172 quit ! Quitting program ! Log file .//J1927+7358_X_dfm.log closed on Mon Jan 20 18:56:43 2020