! Started logfile: J1801+4404_X_2003_07_09_pus_uvs.log on Sun Apr 7 16:39:15 2013 obs J1801+4404_X_2003_07_09_pus_uva.fits ! Reading UV FITS file: J1801+4404_X_2003_07_09_pus_uva.fits ! AN table 1: 86 integrations on 171 of 171 possible baselines. ! AN table 2: 53 integrations on 171 of 171 possible baselines. ! AN table 3: 16 integrations on 171 of 171 possible baselines. ! AN table 4: 81 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0938894 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1801+4404 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1874 lines of history. ! ! Reading 15156 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1801+4404_X_2003_07_09_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 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 1349 telescope corrections were flagged in sub-array 1. ! A total of 813 telescope corrections were flagged in sub-array 2. ! A total of 298 telescope corrections were flagged in sub-array 3. ! A total of 896 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1352 telescope corrections were flagged in sub-array 1. ! A total of 813 telescope corrections were flagged in sub-array 2. ! A total of 298 telescope corrections were flagged in sub-array 3. ! A total of 896 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1425 telescope corrections were flagged in sub-array 1. ! A total of 813 telescope corrections were flagged in sub-array 2. ! A total of 298 telescope corrections were flagged in sub-array 3. ! A total of 899 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1363 telescope corrections were flagged in sub-array 1. ! A total of 813 telescope corrections were flagged in sub-array 2. ! A total of 298 telescope corrections were flagged in sub-array 3. ! A total of 903 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.814747Jy sigma=0.005442 ! Fit after self-cal, rms=0.406550Jy sigma=0.002550 ! 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 ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.5911 mas, bmaj=0.8686 mas, bpa=14.9 degrees ! Estimated noise=1959.51 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 = 0.526485 Jy ! Component: 100 - total flux cleaned = 0.642354 Jy ! Total flux subtracted in 100 components = 0.642354 Jy ! Clean residual min=-0.023918 max=0.042435 Jy/beam ! Clean residual mean=0.000027 rms=0.006471 Jy/beam ! Combined flux in latest and established models = 0.642354 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.642354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260195Jy sigma=0.001370 ! Fit after self-cal, rms=0.260097Jy sigma=0.001370 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Added new window around map position (4.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0432631 Jy ! Component: 100 - total flux cleaned = 0.0678107 Jy ! Total flux subtracted in 100 components = 0.0678107 Jy ! Clean residual min=-0.022727 max=0.026622 Jy/beam ! Clean residual mean=-0.000084 rms=0.005579 Jy/beam ! Combined flux in latest and established models = 0.710165 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.710165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252660Jy sigma=0.001319 ! Fit after self-cal, rms=0.252373Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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 ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6947 mas, bmaj=0.9165 mas, bpa=14.78 degrees ! Estimated noise=978.826 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 = 0.0150797 Jy ! Component: 100 - total flux cleaned = 0.0213176 Jy ! Component: 150 - total flux cleaned = 0.0250674 Jy ! Component: 200 - total flux cleaned = 0.0257712 Jy ! Total flux subtracted in 200 components = 0.0257712 Jy ! Clean residual min=-0.021459 max=0.018223 Jy/beam ! Clean residual mean=-0.000535 rms=0.004312 Jy/beam ! Combined flux in latest and established models = 0.735936 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.735936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250353Jy sigma=0.001304 ! Fit after self-cal, rms=0.250232Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.03 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 0.91 ! MK 1.00* NL 1.00* NY 0.93 ON 0.92 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.86 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00* GC 1.00* GG 1.00* ! HN 0.92 KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 0.93 NY 0.90 ON 1.00* ! OV 1.00* PT 1.00* SC 1.00 TC 1.00* ! TS 1.39 WF 1.00* WZ 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.04 GC 1.00 GG 1.00* ! HN 0.90 KP 1.00* LA 0.98 MA 0.92 ! MK 1.00* NL 0.98 NY 0.94 ON 0.88 ! OV 1.00* PT 1.09 SC 0.93 TC 1.00* ! TS 1.00* WF 1.00* WZ 0.99 ! ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.08 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 0.92 ! MK 1.00* NL 1.00* NY 0.97 ON 0.97 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.87 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00* GC 1.00* GG 1.00* ! HN 0.92 KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 0.97 NY 0.99 ON 1.00* ! OV 1.00* PT 1.00* SC 1.02 TC 1.00* ! TS 1.49 WF 1.00* WZ 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.03 GC 1.05 GG 1.00* ! HN 0.92 KP 1.00* LA 0.99 MA 0.89 ! MK 1.00* NL 1.00 NY 1.00 ON 0.90 ! OV 1.00* PT 1.10 SC 0.95 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.03 ! ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 0.96 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 0.81 ! MK 1.00* NL 1.00* NY 1.11 ON 0.90 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.97 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* GC 1.00* GG 1.00* ! HN 0.90 KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 0.96 NY 0.98 ON 1.00* ! OV 1.00* PT 1.00* SC 0.98 TC 1.00* ! TS 1.58 WF 1.00* WZ 1.06 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.01 GC 1.14 GG 1.00* ! HN 0.89 KP 1.00* LA 0.98 MA 0.95 ! MK 1.00* NL 1.02 NY 0.99 ON 1.18 ! OV 1.00* PT 1.14 SC 0.94 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.04 ! ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.04 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 0.82 ! MK 1.00* NL 1.00* NY 0.94 ON 0.78 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 0.87 WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.00* GC 1.00* GG 1.00* ! HN 0.93 KP 1.00* LA 1.00* MA 1.00* ! MK 1.00* NL 0.97 NY 0.96 ON 1.00* ! OV 1.00* PT 1.00* SC 0.97 TC 1.00* ! TS 1.47 WF 1.00* WZ 1.02 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 GC 1.18 GG 1.00* ! HN 0.92 KP 1.00* LA 0.96 MA 0.95 ! MK 1.00* NL 0.96 NY 0.97 ON 1.34 ! OV 1.00* PT 1.14 SC 0.99 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.03 ! ! ! Fit before self-cal, rms=0.250232Jy sigma=0.001304 ! Fit after self-cal, rms=0.221224Jy sigma=0.001178 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6965 mas, bmaj=0.9193 mas, bpa=15.22 degrees ! Estimated noise=985.153 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 (-0.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754266 Jy ! Component: 100 - total flux cleaned = 0.0103251 Jy ! Component: 150 - total flux cleaned = 0.0122708 Jy ! Component: 200 - total flux cleaned = 0.0127119 Jy ! Total flux subtracted in 200 components = 0.0127119 Jy ! Clean residual min=-0.006121 max=0.007160 Jy/beam ! Clean residual mean=0.000233 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 0.748648 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 0.748648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220649Jy sigma=0.001175 ! Fit after self-cal, rms=0.220690Jy sigma=0.001174 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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. ! ! Fit before self-cal, rms=0.220690Jy sigma=0.001174 ! Fit after self-cal, rms=0.220369Jy sigma=0.001174 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6963 mas, bmaj=0.9176 mas, bpa=15.07 degrees ! Estimated noise=984.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016015 Jy ! Component: 100 - total flux cleaned = 0.00348936 Jy ! Component: 150 - total flux cleaned = 0.00425662 Jy ! Component: 200 - total flux cleaned = 0.0044785 Jy ! Total flux subtracted in 200 components = 0.0044785 Jy ! Clean residual min=-0.005669 max=0.006768 Jy/beam ! Clean residual mean=0.000264 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.753126 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.753127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220141Jy sigma=0.001172 ! Fit after self-cal, rms=0.220115Jy sigma=0.001172 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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 (-14.6, 19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00608813 Jy ! Component: 100 - total flux cleaned = 0.00847629 Jy ! Component: 150 - total flux cleaned = 0.0101842 Jy ! Component: 200 - total flux cleaned = 0.0111044 Jy ! Total flux subtracted in 200 components = 0.0111044 Jy ! Clean residual min=-0.005188 max=0.005885 Jy/beam ! Clean residual mean=0.000170 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 0.764231 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 47 components and 0.764231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219905Jy sigma=0.001171 ! Fit after self-cal, rms=0.219887Jy sigma=0.001171 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Added new window around map position (22, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00534046 Jy ! Component: 100 - total flux cleaned = 0.00750968 Jy ! Component: 150 - total flux cleaned = 0.00862964 Jy ! Component: 200 - total flux cleaned = 0.00890394 Jy ! Total flux subtracted in 200 components = 0.00890394 Jy ! Clean residual min=-0.005108 max=0.004654 Jy/beam ! Clean residual mean=0.000071 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.773135 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 62 components and 0.773135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219689Jy sigma=0.001170 ! Fit after self-cal, rms=0.219677Jy sigma=0.001170 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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. ! ! Fit before self-cal, rms=0.219677Jy sigma=0.001170 ! Fit after self-cal, rms=0.219717Jy sigma=0.001169 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6963 mas, bmaj=0.9166 mas, bpa=14.89 degrees ! Estimated noise=984.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105155 Jy ! Component: 100 - total flux cleaned = 0.00249788 Jy ! Component: 150 - total flux cleaned = 0.00331703 Jy ! Component: 200 - total flux cleaned = 0.00356763 Jy ! Total flux subtracted in 200 components = 0.00356763 Jy ! Clean residual min=-0.004821 max=0.004617 Jy/beam ! Clean residual mean=0.000082 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 0.776702 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 68 components and 0.776703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219605Jy sigma=0.001169 ! Fit after self-cal, rms=0.219597Jy sigma=0.001169 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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 = 0.000209556 Jy ! Component: 100 - total flux cleaned = 0.000444254 Jy ! Component: 150 - total flux cleaned = 0.00059174 Jy ! Component: 200 - total flux cleaned = 0.000805281 Jy ! Total flux subtracted in 200 components = 0.000805281 Jy ! Clean residual min=-0.004768 max=0.004578 Jy/beam ! Clean residual mean=0.000075 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 0.777508 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 74 components and 0.777508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219539Jy sigma=0.001169 ! Fit after self-cal, rms=0.219536Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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. ! ! Fit before self-cal, rms=0.219536Jy sigma=0.001169 ! Fit after self-cal, rms=0.219711Jy sigma=0.001168 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=1.761 mas, bmaj=2.845 mas, bpa=-62.27 degrees ! Estimated noise=1698.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148853 Jy ! Component: 100 - total flux cleaned = 0.00185954 Jy ! Component: 150 - total flux cleaned = 0.00227142 Jy ! Component: 200 - total flux cleaned = 0.00245173 Jy ! Total flux subtracted in 200 components = 0.00245173 Jy ! Clean residual min=-0.006571 max=0.007484 Jy/beam ! Clean residual mean=0.000391 rms=0.002165 Jy/beam ! Combined flux in latest and established models = 0.779959 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.779959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219704Jy sigma=0.001168 ! Fit after self-cal, rms=0.219691Jy sigma=0.001168 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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 = 0.000202802 Jy ! Component: 100 - total flux cleaned = 0.000459793 Jy ! Component: 150 - total flux cleaned = 0.000535116 Jy ! Component: 200 - total flux cleaned = 0.000537418 Jy ! Total flux subtracted in 200 components = 0.000537418 Jy ! Clean residual min=-0.006549 max=0.007228 Jy/beam ! Clean residual mean=0.000365 rms=0.002079 Jy/beam ! Combined flux in latest and established models = 0.780497 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 98 components and 0.780497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219706Jy sigma=0.001168 ! Fit after self-cal, rms=0.219696Jy sigma=0.001168 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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 ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6962 mas, bmaj=0.9161 mas, bpa=14.77 degrees ! Estimated noise=984.795 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6962 x 0.9161 at 14.77 degrees (North through East) ! Clean map min=-0.0042479 max=0.6754 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. ! ! Fit before self-cal, rms=0.219696Jy sigma=0.001168 ! Fit after self-cal, rms=0.198486Jy sigma=0.001046 ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6973 mas, bmaj=0.9155 mas, bpa=14.97 degrees ! Estimated noise=983.423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00244515 Jy ! Component: 100 - total flux cleaned = -0.00335835 Jy ! Component: 150 - total flux cleaned = -0.00394428 Jy ! Component: 200 - total flux cleaned = -0.00427935 Jy ! Total flux subtracted in 200 components = -0.00427935 Jy ! Clean residual min=-0.003686 max=0.004270 Jy/beam ! Clean residual mean=0.000037 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 0.776217 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.776218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198418Jy sigma=0.001045 ! Fit after self-cal, rms=0.198423Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Added new window around map position (22.6, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247432 Jy ! Component: 100 - total flux cleaned = 0.00338508 Jy ! Component: 150 - total flux cleaned = 0.0043671 Jy ! Component: 200 - total flux cleaned = 0.00473041 Jy ! Total flux subtracted in 200 components = 0.00473041 Jy ! Clean residual min=-0.004043 max=0.003557 Jy/beam ! Clean residual mean=-0.000023 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.780948 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 127 components and 0.780948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198312Jy sigma=0.001044 ! Fit after self-cal, rms=0.198305Jy sigma=0.001044 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198305Jy sigma=0.001044 ! Fit after self-cal, rms=0.198342Jy sigma=0.001044 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 ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.5976 mas, bmaj=0.8619 mas, bpa=14.8 degrees ! Estimated noise=1873.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.52437 Jy ! Component: 100 - total flux cleaned = 0.643354 Jy ! Component: 150 - total flux cleaned = 0.68304 Jy ! Component: 200 - total flux cleaned = 0.703917 Jy ! Total flux subtracted in 200 components = 0.703917 Jy ! Clean residual min=-0.008411 max=0.010461 Jy/beam ! Clean residual mean=0.000103 rms=0.002161 Jy/beam ! Combined flux in latest and established models = 0.703917 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.703917 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6975 mas, bmaj=0.9151 mas, bpa=14.92 degrees ! Estimated noise=983.114 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 = 0.0163211 Jy ! Component: 100 - total flux cleaned = 0.0269281 Jy ! Component: 150 - total flux cleaned = 0.0350655 Jy ! Component: 200 - total flux cleaned = 0.0416902 Jy ! Total flux subtracted in 200 components = 0.0416902 Jy ! Clean residual min=-0.005371 max=0.005809 Jy/beam ! Clean residual mean=0.000377 rms=0.001340 Jy/beam ! Combined flux in latest and established models = 0.745607 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.745607 Jy ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Added new window around map position (-12.8, 12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607495 Jy ! Component: 100 - total flux cleaned = 0.0104501 Jy ! Component: 150 - total flux cleaned = 0.0138417 Jy ! Component: 200 - total flux cleaned = 0.0167634 Jy ! Total flux subtracted in 200 components = 0.0167634 Jy ! Clean residual min=-0.004451 max=0.004281 Jy/beam ! Clean residual mean=0.000187 rms=0.001154 Jy/beam ! Combined flux in latest and established models = 0.76237 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 48 components and 0.76237 Jy ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec 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 ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=1.761 mas, bmaj=2.848 mas, bpa=-62.36 degrees ! Estimated noise=1692.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00743977 Jy ! Component: 100 - total flux cleaned = 0.010956 Jy ! Component: 150 - total flux cleaned = 0.0130885 Jy ! Component: 200 - total flux cleaned = 0.0147314 Jy ! Total flux subtracted in 200 components = 0.0147314 Jy ! Clean residual min=-0.004640 max=0.006139 Jy/beam ! Clean residual mean=0.000123 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 0.777101 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 = 0.000832849 Jy ! Component: 100 - total flux cleaned = 0.00136368 Jy ! Component: 150 - total flux cleaned = 0.00183824 Jy ! Component: 200 - total flux cleaned = 0.00226925 Jy ! Total flux subtracted in 200 components = 0.00226925 Jy ! Clean residual min=-0.004643 max=0.005249 Jy/beam ! Clean residual mean=-0.000008 rms=0.001513 Jy/beam ! Combined flux in latest and established models = 0.779371 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 85 components and 0.779371 Jy ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! Estimated beam: bmin=0.6975 mas, bmaj=0.9151 mas, bpa=14.92 degrees ! Estimated noise=983.114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000657928 Jy ! Component: 100 - total flux cleaned = 0.00131357 Jy ! Component: 150 - total flux cleaned = 0.00177837 Jy ! Component: 200 - total flux cleaned = 0.00220218 Jy ! Total flux subtracted in 200 components = 0.00220218 Jy ! Clean residual min=-0.003777 max=0.003924 Jy/beam ! Clean residual mean=-0.000025 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.781573 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 101 components and 0.781573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198532Jy sigma=0.001045 ! Fit after self-cal, rms=0.198470Jy sigma=0.001045 wmodel J1801+4404_X_2003_07_09_pus_map.mod ! Writing 101 model components to file: J1801+4404_X_2003_07_09_pus_map.mod wobs J1801+4404_X_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J1801+4404_X_2003_07_09_pus_uvs.fits wwins J1801+4404_X_2003_07_09_pus_map.win ! wwins: Wrote 7 windows to J1801+4404_X_2003_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -2.27038e-05 Jy ! Component: 100 - total flux cleaned = -2.09669e-05 Jy ! Component: 150 - total flux cleaned = 9.89095e-05 Jy ! Component: 200 - total flux cleaned = 4.24228e-05 Jy ! Component: 250 - total flux cleaned = -1.30736e-05 Jy ! Component: 300 - total flux cleaned = -1.30991e-05 Jy ! Component: 350 - total flux cleaned = -6.8471e-05 Jy ! Component: 400 - total flux cleaned = -0.000174796 Jy ! Component: 450 - total flux cleaned = -7.20917e-05 Jy ! Component: 500 - total flux cleaned = -7.24671e-05 Jy ! Component: 550 - total flux cleaned = -2.30722e-05 Jy ! Component: 600 - total flux cleaned = -0.000121588 Jy ! Component: 650 - total flux cleaned = -0.000121377 Jy ! Component: 700 - total flux cleaned = -0.000120847 Jy ! Component: 750 - total flux cleaned = -7.29863e-05 Jy ! Component: 800 - total flux cleaned = -7.29075e-05 Jy ! Component: 850 - total flux cleaned = -0.000118877 Jy ! Component: 900 - total flux cleaned = -0.000209654 Jy ! Component: 950 - total flux cleaned = -0.000299021 Jy ! Component: 1000 - total flux cleaned = -0.000298653 Jy ! Component: 1050 - total flux cleaned = -0.000342034 Jy ! Component: 1100 - total flux cleaned = -0.000342121 Jy ! Component: 1150 - total flux cleaned = -0.000385045 Jy ! Component: 1200 - total flux cleaned = -0.00051243 Jy ! Component: 1250 - total flux cleaned = -0.000512189 Jy ! Component: 1300 - total flux cleaned = -0.000554077 Jy ! Component: 1350 - total flux cleaned = -0.00067845 Jy ! Component: 1400 - total flux cleaned = -0.000678339 Jy ! Component: 1450 - total flux cleaned = -0.000637673 Jy ! Component: 1500 - total flux cleaned = -0.000758545 Jy ! Component: 1550 - total flux cleaned = -0.000758429 Jy ! Component: 1600 - total flux cleaned = -0.00075848 Jy ! Component: 1650 - total flux cleaned = -0.000836895 Jy ! Component: 1700 - total flux cleaned = -0.000798049 Jy ! Component: 1750 - total flux cleaned = -0.000836645 Jy ! Component: 1800 - total flux cleaned = -0.000913172 Jy ! Component: 1850 - total flux cleaned = -0.000913244 Jy ! Component: 1900 - total flux cleaned = -0.000913415 Jy ! Component: 1950 - total flux cleaned = -0.000913663 Jy ! Component: 2000 - total flux cleaned = -0.00091346 Jy ! Total flux subtracted in 2048 components = -0.000950542 Jy ! Clean residual min=-0.001996 max=0.002093 Jy/beam ! Clean residual mean=-0.000009 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.780622 Jy keep ! Adding 165 model components to the UV plane model. ! The established model now contains 266 components and 0.780622 Jy ![Exited script file: muppet] wmap "J1801+4404_X_2003_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6975 x 0.9151 at 14.92 degrees (North through East) ! Clean map min=-0.0033317 max=0.67527 Jy/beam ! Writing clean map to FITS file: J1801+4404_X_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.675272 invert ! Inverting map ! Your choice of large map pixels excluded 1.47% of the data. ! The x-axis pixel size should ideally be below 0.1573 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000654847 device "J1801+4404_X_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1801+4404_X_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290926 0.290926 0.581852 1.1637 2.32741 4.65482 9.30964 18.6193 37.2385 74.4771 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.675 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6975 x 0.9151 at 14.92 degrees (North through East) ! Clean map min=-0.0033317 max=0.67527 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1801+4404_X_2003_07_09_pus_uvs.log closed on Sun Apr 7 16:39:23 2013