NGC6769, 6770 and 6771 Galaxies in Pavo


DATE 27 May 2016
TELESCOPE OPTICS 508 mm mirror f.4 ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm
EXPOSURE binning 2: composite image, 10.5min
IMAGE SIZE (ARCMIN) 30.1
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years)

NGC6769 = 161
NGC6770 = 168
NGC6771 = 184
IC 4842 = 177
2MASX J19175739-6039005 = 194
2MASX J19181110-6023504 = 1396

MAGNITUDE NGC6769 = 12.55
NGC6771 = 13.58
IC 4842 = 13.43
2MASX J19175739-6039005 = 16.8b
2MASX J19181110-6023504 = 17.9
POSITION RA-DEC J2000 NGC6769 = 19:18:22.70 -60:30:04.0
NGC6770 = 19:18:37.30 -60:29:47.0
NGC6771 = 19:18:39.50 -60:32:46.0
IC 4842 = 19:19:24.50 -60:38:39.0
2MASX J19175739-6039005 = 19:17:57.40 -60:39:01.0
2MASX J19181110-6023504 = 19:18:11.10 -60:23:50.0
POSITION ANGLE: 267
Rotation Velocity km/s NGC6769 = na
NGC6770 = 220 max
NGC6771 = na
IC 4842 = na
Size (Light Years) NGC6769 = 340,000 (ESO-LV "Quick Blue" IIa-O)
NGC6770 = 292 (ESO-LV "Quick Blue" IIa-O)
NGC6771 = 303,200 (ESO-LV "Quick Blue" IIa-O)
IC 4842 = 128,000 (ESO-LV "Quick Blue" IIa-O)
DETAILS Trio of interacting galaxies, NGC6770 appears to be a barred spiral and both this and NGC6769 have developed star forming regions as a result of the interaction. NGC6769 contained supernovae SN 2006ox and SN 1997de. IC4842 is classed as an elliptical galaxy and NGC6771 is and edge-on barred spiral.

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6769

6769