IC 4820
IC 4820
Illustration from its catalogued shape, not a photograph
Spiral
type · Scd
184 million ly
from Earth · from redshift
73k ly
across
14.6
apparent magnitude
Because its light is 184 million ly from home, you are seeing IC 4820 as it looked roughly 184 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 4788Spiral6.8 million ly
apartNGC 6706Elliptical8.0 million ly
apartNGC 6776ABarred spiral8.0 million ly
apartIC 4828Barred spiral8.3 million ly
apartNGC 6770Barred spiral11 million ly
apartIC 4845Barred spiral11 million ly
apart
Worlds in the same direction on the sky→apartNGC 6706Elliptical8.0 million ly
apartNGC 6776ABarred spiral8.0 million ly
apartIC 4828Barred spiral8.3 million ly
apartNGC 6770Barred spiral11 million ly
apartIC 4845Barred spiral11 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).