IC 4917
IC 4917
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
692 million ly
from Earth · from redshift
159k ly
across
15.3
apparent magnitude
Because its light is 692 million ly from home, you are seeing IC 4917 as it looked roughly 692 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 4907Barred spiral11 million ly
apartIC 4915Elliptical26 million ly
apartIC 4932Spiral36 million ly
apartIC 4947Elliptical42 million ly
apartIC 4984Barred spiral44 million ly
apartIC 4902Barred spiral100 million ly
apart
Worlds in the same direction on the sky→apartIC 4915Elliptical26 million ly
apartIC 4932Spiral36 million ly
apartIC 4947Elliptical42 million ly
apartIC 4984Barred spiral44 million ly
apartIC 4902Barred spiral100 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).