IC 831
IC 831
Illustration from its catalogued shape, not a photograph
Elliptical
type · E-S0
297 million ly
from Earth · from redshift
74k ly
across
15.2
apparent magnitude
Because its light is 297 million ly from home, you are seeing IC 831 as it looked roughly 297 million years ago. The photons left before that much of history had passed, and are only now reaching us. This distance is estimated from the galaxy's redshift, so the lookback time is approximate.
Nearest galaxies
IC 834Elliptical4.8 million ly
apartNGC 4788Lenticular5.4 million ly
apartNGC 4728Elliptical5.8 million ly
apartNGC 4819Spiral5.9 million ly
apartIC 3957Elliptical10 million ly
apartNGC 4828Lenticular11 million ly
apart
Worlds in the same direction on the sky→apartNGC 4788Lenticular5.4 million ly
apartNGC 4728Elliptical5.8 million ly
apartNGC 4819Spiral5.9 million ly
apartIC 3957Elliptical10 million ly
apartNGC 4828Lenticular11 million ly
apart
Source: structural data (position, morphology, brightness, redshift) from OpenNGC (CC BY-SA). Distance computed by gravityfinder from redshift via Hubble's law (H0 = 70 km/s/Mpc).