IC 4171
IC 4171
Illustration from its catalogued shape, not a photograph
Spiral
type · Scd
56 million ly
from Earth · from redshift
12k ly
across
15.9
apparent magnitude
Because its light is 56 million ly from home, you are seeing IC 4171 as it looked roughly 56 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 4178Irregular900,000 ly
apartNGC 5014Spiral4.5 million ly
apartNGC 5002Spiral6.6 million ly
apartNGC 5145Lenticular8.1 million ly
apartNGC 5103Lenticular8.2 million ly
apartNGC 4525Spiral8.6 million ly
apart
Worlds in the same direction on the sky→apartNGC 5014Spiral4.5 million ly
apartNGC 5002Spiral6.6 million ly
apartNGC 5145Lenticular8.1 million ly
apartNGC 5103Lenticular8.2 million ly
apartNGC 4525Spiral8.6 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).