IC 517
IC 517
Illustration from its catalogued shape, not a photograph
Spiral
type · Sab
455 million ly
from Earth · from redshift
81k ly
across
15.4
apparent magnitude
Because its light is 455 million ly from home, you are seeing IC 517 as it looked roughly 455 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
NGC 2616Lenticular28 million ly
apartIC 515Lenticular37 million ly
apartIC 510 NED02Barred spiral51 million ly
apartIC 505Spiral60 million ly
apartIC 514Lenticular61 million ly
apartIC 516Lenticular68 million ly
apart
Worlds in the same direction on the sky→apartIC 515Lenticular37 million ly
apartIC 510 NED02Barred spiral51 million ly
apartIC 505Spiral60 million ly
apartIC 514Lenticular61 million ly
apartIC 516Lenticular68 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).