IC 4428
IC 4428
Illustration from its catalogued shape, not a photograph
Spiral
type · Sa
765 million ly
from Earth · from redshift
169k ly
across
15.7
apparent magnitude
Because its light is 765 million ly from home, you are seeing IC 4428 as it looked roughly 765 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 1015 NED02Spiral12 million ly
apartIC 4419Spiral15 million ly
apartIC 4433Barred spiral17 million ly
apartIC 4417Elliptical23 million ly
apartIC 1015 NED01Barred spiral23 million ly
apartIC 4438Barred spiral25 million ly
apart
Worlds in the same direction on the sky→apartIC 4419Spiral15 million ly
apartIC 4433Barred spiral17 million ly
apartIC 4417Elliptical23 million ly
apartIC 1015 NED01Barred spiral23 million ly
apartIC 4438Barred spiral25 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).