IC 4021
IC 4021
Illustration from its catalogued shape, not a photograph
Elliptical
type · E
267 million ly
from Earth · from redshift
31k ly
across
14.7
apparent magnitude
Because its light is 267 million ly from home, you are seeing IC 4021 as it looked roughly 267 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
NGC 4907Barred spiral3.6 million ly
apartIC 3947Lenticular4.1 million ly
apartNGC 4873Lenticular4.4 million ly
apartNGC 4943Lenticular6.1 million ly
apartIC 3946Lenticular8.9 million ly
apartNGC 4892Lenticular10 million ly
apart
Worlds in the same direction on the sky→apartIC 3947Lenticular4.1 million ly
apartNGC 4873Lenticular4.4 million ly
apartNGC 4943Lenticular6.1 million ly
apartIC 3946Lenticular8.9 million ly
apartNGC 4892Lenticular10 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).