IC 3940
IC 3940
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sb
522 million ly
from Earth · from redshift
97k ly
across
15.7
apparent magnitude
Because its light is 522 million ly from home, you are seeing IC 3940 as it looked roughly 522 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 4188Barred spiral15 million ly
apartIC 4187Elliptical18 million ly
apartIC 4201Elliptical22 million ly
apartIC 4103Barred spiral22 million ly
apartNGC 4893Elliptical22 million ly
apartIC 4118Barred spiral24 million ly
apart
Worlds in the same direction on the sky→apartIC 4187Elliptical18 million ly
apartIC 4201Elliptical22 million ly
apartIC 4103Barred spiral22 million ly
apartNGC 4893Elliptical22 million ly
apartIC 4118Barred spiral24 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).