IC 1791
IC 1791
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
174 million ly
from Earth · from redshift
55k ly
across
14.5
apparent magnitude
Because its light is 174 million ly from home, you are seeing IC 1791 as it looked roughly 174 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 1790Spiral2.4 million ly
apartNGC 871Barred spiral6.3 million ly
apartNGC 876Spiral11 million ly
apartIC 195Lenticular13 million ly
apartIC 196Spiral13 million ly
apartNGC 882Lenticular14 million ly
apart
Worlds in the same direction on the sky→apartNGC 871Barred spiral6.3 million ly
apartNGC 876Spiral11 million ly
apartIC 195Lenticular13 million ly
apartIC 196Spiral13 million ly
apartNGC 882Lenticular14 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).