NGC7421 Galaxy in Grus
DATE | 23 Dec 2011 |
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, 25 min |
IMAGE SIZE (ARCMIN) | ~12 |
LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) | 68 |
MAGNITUDE | 13.2 |
POSITION RA-DEC J2000 | RA: 22h56m54.3s DE: -37d20m5s |
POSITION ANGLE: | 90 |
Rotation Velocity km/s | |
Size (Light Years) | |
DETAILS | NGC7421 is a barred spiral. |