6. Tclean/MakeImages
Make target aggregate continuum images

Image Details

Field Spw Pol Image details Image result
40 (TARGET) 10,11,12,13,14,15,16,17,2,3,4,5,6,7,8,9 I centre frequency of image 3.0000GHz (LSRK) Iteration 1: image

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Major cycle statistics

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beam 3.38 x 2.29 arcsec
beam p.a. 73.9deg
cleaning threshold 0 Jy
n-sigma * initial scaled MAD of residual 0.00246 Jy/beam
n-sigma * final scaled MAD of residual 0.00237 Jy/beam
flux fraction outside clean mask 0.0575
flux in positive model image components 0.3 Jy/pixel
flux in negative model image components 0 Jy/pixel
flux in model image (inner square deg.) 0.23 Jy/pixel
total number of major cycles done 13
clean residual peak / scaled MAD 23.71
non-pbcor image RMS 0.18 mJy/beam
flatnoise image max / min 35.2 / -2.16 mJy/beam
fractional bandwidth / nterms 69% / 2
aggregate bandwidth 2.05 GHz (LSRK)
clean iterations 529
stop reason [8] any combination of n-sigma and other valid exit criterion
score 1.00
image file s6_0.VLASS2.1.se.T10t06.J033000-033000.06.2048.v4.I.iter1.image.tt0
data type
hm_minpsffraction
-999.0
parallel
automatic
hm_growiterations
-999
hm_minbeamfrac
-999.0
hm_fastnoise
None
drcorrect
-999.0
hm_maxpsffraction
-999.0
vis
['VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms']
masklimit
2.0
cleancontranges
False
hm_lownoisethreshold
-999.0
hm_cyclefactor
-999.0
calcsb
False
output_dir
 
hm_masking
manual
overwrite_on_export
True
target_list
[{'antenna': None, 'field': '40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,343,344,345,346,347,348,349,350,351,352,353,354,355,356,357,358,359,360,361,362,363,364,365,366,367,368,369,370,371,372,373,446,447,448,449,450,451,452,453,454,455,456,457,458,459,460,461,462,463,464,465,466,467,468,469,470,471,472,473,474,475,476,749,750,751,752,753,754,755,756,757,758,759,760,761,762,763,764,765,766,767,768,769,770,771,772,773,774,775,776,777,778,779,852,853,854,855,856,857,858,859,860,861,862,863,864,865,866,867,868,869,870,871,872,873,874,875,876,877,878,879,880,881,882,1055,1056,1057,1058,1059,1060,1061,1062,1063,1064,1065,1066,1067,1068,1069,1070,1071,1072,1073,1074,1075,1076,1077,1078,1079,1080,1081,1082,1083,1084,1085,1358,1359,1360,1361,1362,1363,1364,1365,1366,1367,1368,1369,1370,1371,1372,1373,1374,1375,1376,1377,1378,1379,1380,1381,1382,1383,1384,1385,1386,1387,1388,1461,1462,1463,1464,1465,1466,1467,1468,1469,1470,1471,1472,1473,1474,1475,1476,1477,1478,1479,1480,1481,1482,1483,1484,1485,1486,1487,1488,1489,1490,1491,1764,1765,1766,1767,1768,1769,1770,1771,1772,1773,1774,1775,1776,1777,1778,1779,1780,1781,1782,1783,1784,1785,1786,1787,1788,1789,1790,1791,1792,1793,1794,1867,1868,1869,1870,1871,1872,1873,1874,1875,1876,1877,1878,1879,1880,1881,1882,1883,1884,1885,1886,1887,1888,1889,1890,1891,1892,1893,1894,1895,1896,1897,2170,2171,2172,2173,2174,2175,2176,2177,2178,2179,2180,2181,2182,2183,2184,2185,2186,2187,2188,2189,2190,2191,2192,2193,2194,2195,2196,2197,2198,2199,2200', 'intent': 'TARGET', 'spw': '2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17', 'spwsel_lsrk': None, 'spwsel_topo': None, 'spwsel_all_cont': None, 'num_all_spws': None, 'num_good_spws': None, 'cell': '0.6arcsec', 'cfcache': '', 'imsize': [12500, 12500], 'pblimit': None, 'phasecenter': 'J2000 03:30:0.823 -03.30.0.000', 'specmode': 'cont', 'gridder': 'mosaic', 'datacolumn': 'data', 'datatype': None, 'datatype_info': None, 'deconvolver': 'mtmfs', 'imagename': 'sSTAGENUMBER.VLASS2.1.se.T10t06.J033000-033000.06.2048.v4', 'start': '', 'width': '', 'nbin': -1, 'nchan': -1, 'stokes': 'I', 'nterms': 2, 'robust': -2.0, 'uvrange': '<12km', 'bl_ratio': None, 'uvtaper': ['2.6476arcsec'], 'scales': None, 'niter': 20000, 'cycleniter': -999, 'cyclefactor': -999.0, 'nmajor': 220, 'sensitivity': 0.0, 'threshold': '', 'reffreq': '3.0GHz', 'restfreq': None, 'vis': None, 'is_per_eb': None, 'usepointing': None, 'mosweight': None, 'drcorrect': None, 'flagpct': None, 'hm_nsigma': None, 'conjbeams': False, 'cfcache_nowb': None, 'mask': 's5_0.VLASS2.1.se.T10t06.J033000-033000.06.2048.v4.QLcatmask-tier1.mask', 'pbmask': None}]
hm_negativethreshold
-999.0
hm_weighting
None
hm_dogrowprune
None
hm_perchanweightdensity
None
hm_cleaning
rms
vlass_plane_reject_im
{'apply': True, 'exclude_spw': '', 'flagpct_thresh': 0.8, 'beamdev_thresh': 0.2}
hm_sidelobethreshold
-999.0
hm_minpercentchange
-999.0
hm_noisethreshold
-999.0
tlimit
2.0
hm_nsigma
0.0
hm_npixels
0
Start time
2025-04-07 19:14:20.462
End
2025-04-08 09:30:36.891
Duration
14:16:16.428
Note, WebLog generation is not included in the time.

CASA logs for stage 6