IC 4239
IC 4239
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0-a
676 million ly
from Earth · from redshift
173k ly
across
15.2
apparent magnitude
Because its light is 676 million ly from home, you are seeing IC 4239 as it looked roughly 676 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 5274Elliptical73 million ly
apartNGC 5319Barred spiral80 million ly
apartNGC 5275Lenticular91 million ly
apartIC 4082Spiral100 million ly
apartIC 4266Barred spiral100 million ly
apartIC 4145Spiral100 million ly
apart
Worlds in the same direction on the sky→apartNGC 5319Barred spiral80 million ly
apartNGC 5275Lenticular91 million ly
apartIC 4082Spiral100 million ly
apartIC 4266Barred spiral100 million ly
apartIC 4145Spiral100 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).