IC 4640
IC 4640
Illustration from its catalogued shape, not a photograph
Spiral
type · SABc
228 million ly
from Earth · from redshift
89k ly
across
14.8
apparent magnitude
Because its light is 228 million ly from home, you are seeing IC 4640 as it looked roughly 228 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 4647Lenticular6.0 million ly
apartIC 4644Barred spiral25 million ly
apartIC 4661Spiral25 million ly
apartIC 4641Spiral25 million ly
apartIC 4654Spiral28 million ly
apartIC 4578Barred spiral29 million ly
apart
Worlds in the same direction on the sky→apartIC 4644Barred spiral25 million ly
apartIC 4661Spiral25 million ly
apartIC 4641Spiral25 million ly
apartIC 4654Spiral28 million ly
apartIC 4578Barred spiral29 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).