IC 4100
IC 4100
Illustration from its catalogued shape, not a photograph
Spiral
type · Sc
382 million ly
from Earth · from redshift
129k ly
across
14.8
apparent magnitude
Because its light is 382 million ly from home, you are seeing IC 4100 as it looked roughly 382 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 4165Spiral5.0 million ly
apartIC 4168Elliptical5.2 million ly
apartIC 4193Barred spiral8.9 million ly
apartNGC 4985Lenticular13 million ly
apartIC 3920Elliptical18 million ly
apartNGC 4704Barred spiral20 million ly
apart
Worlds in the same direction on the sky→apartIC 4168Elliptical5.2 million ly
apartIC 4193Barred spiral8.9 million ly
apartNGC 4985Lenticular13 million ly
apartIC 3920Elliptical18 million ly
apartNGC 4704Barred spiral20 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).