IC 3581
IC 3581
Illustration from its catalogued shape, not a photograph
Barred spiral
type · SBb
323 million ly
from Earth · from redshift
74k ly
across
14.1
apparent magnitude
Because its light is 323 million ly from home, you are seeing IC 3581 as it looked roughly 323 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 3597Barred spiral3.7 million ly
apartIC 3472Spiral5.8 million ly
apartIC 3449Barred spiral11 million ly
apartIC 3385Spiral13 million ly
apartIC 3377Barred spiral13 million ly
apartIC 3421Barred spiral14 million ly
apart
Worlds in the same direction on the sky→apartIC 3472Spiral5.8 million ly
apartIC 3449Barred spiral11 million ly
apartIC 3385Spiral13 million ly
apartIC 3377Barred spiral13 million ly
apartIC 3421Barred spiral14 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).