IC 4581
IC 4581
Illustration from its catalogued shape, not a photograph
Spiral
type · Sc
465 million ly
from Earth · from redshift
107k ly
across
15.2
apparent magnitude
Because its light is 465 million ly from home, you are seeing IC 4581 as it looked roughly 465 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 4572Barred spiral4.1 million ly
apartNGC 6001Spiral7.3 million ly
apartIC 4569Elliptical9.4 million ly
apartIC 4574Barred spiral10 million ly
apartIC 4570Spiral17 million ly
apartIC 4580Lenticular19 million ly
apart
Worlds in the same direction on the sky→apartNGC 6001Spiral7.3 million ly
apartIC 4569Elliptical9.4 million ly
apartIC 4574Barred spiral10 million ly
apartIC 4570Spiral17 million ly
apartIC 4580Lenticular19 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).