IC 340
IC 340
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0-a
194 million ly
from Earth · from redshift
91k ly
across
14.8
apparent magnitude
Because its light is 194 million ly from home, you are seeing IC 340 as it looked roughly 194 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 1388Elliptical12 million ly
apartNGC 1394Lenticular18 million ly
apartNGC 1402Lenticular18 million ly
apartNGC 1391Lenticular20 million ly
apartNGC 1329Spiral21 million ly
apartNGC 1352Lenticular24 million ly
apart
Worlds in the same direction on the sky→apartNGC 1394Lenticular18 million ly
apartNGC 1402Lenticular18 million ly
apartNGC 1391Lenticular20 million ly
apartNGC 1329Spiral21 million ly
apartNGC 1352Lenticular24 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).