IC 57
IC 57
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
550 million ly
from Earth · from redshift
165k ly
across
15.5
apparent magnitude
Because its light is 550 million ly from home, you are seeing IC 57 as it looked roughly 550 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 62Barred spiral14 million ly
apartIC 53Elliptical15 million ly
apartIC 75Barred spiral38 million ly
apartIC 1620Barred spiral39 million ly
apartIC 61Lenticular49 million ly
apartIC 1646Spiral56 million ly
apart
Worlds in the same direction on the sky→apartIC 53Elliptical15 million ly
apartIC 75Barred spiral38 million ly
apartIC 1620Barred spiral39 million ly
apartIC 61Lenticular49 million ly
apartIC 1646Spiral56 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).