NGC6557 Galaxy in Apus


DATE 13 Apr 2012
TELESCOPE OPTICS 508 mm mirror f.4 effective f/4.6 with paracorr2. ccd sony ICX285AL 1360 x 1024px 6.45 x 6.45µm
EXPOSURE binning 1: composite image, 12min
IMAGE SIZE (ARCMIN) ~12
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) NGC6557 = 244
ESO 045- G 003 = 244
2MASX J18210765-7641418 = 247
MAGNITUDE NGC6557 = 14.3
ESO 045- G 003 = 13.31
2MASX J18210765-7641418 = 14.6
POSITION RA-DEC J2000 NGC6557 = RA: 18h21m 24.0s DE:-76°35'00"
ESO 045- G 003 = 18:22:57.70 -76:41:45.0
2MASX J18210765-7641418 = 18:21:07.60 -76:41:42.0
POSITION ANGLE: 80
Rotation Velocity km/s  
Size (Light Years)  
DETAILS NGC6557 is a spiral galaxy, while 2MASX J18210765-7641418 and ESO 045- G 003 are barred spiral galaxies

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ngc6557