IC 4817
IC 4817
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sbc
143 million ly
from Earth · from redshift
61k ly
across
14.5
apparent magnitude
Because its light is 143 million ly from home, you are seeing IC 4817 as it looked roughly 143 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 6753Barred spiral5.0 million ly
apartIC 4796Lenticular6.1 million ly
apartIC 4810Spiral6.4 million ly
apartNGC 6788Spiral7.9 million ly
apartIC 4837ABarred spiral11 million ly
apartIC 4782Spiral11 million ly
apart
Worlds in the same direction on the sky→apartIC 4796Lenticular6.1 million ly
apartIC 4810Spiral6.4 million ly
apartNGC 6788Spiral7.9 million ly
apartIC 4837ABarred spiral11 million ly
apartIC 4782Spiral11 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).