IC 4721
IC 4721
Illustration from its catalogued shape, not a photograph
Barred spiral
type · SBc
103 million ly
from Earth · from redshift
160k ly
across
11.8
apparent magnitude
Because its light is 103 million ly from home, you are seeing IC 4721 as it looked roughly 103 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 4720Barred spiral5.0 million ly
apartIC 4901Spiral19 million ly
apartIC 4819Spiral19 million ly
apartIC 4871Spiral19 million ly
apartNGC 6708Barred spiral20 million ly
apartNGC 6810Spiral21 million ly
apart
Worlds in the same direction on the sky→apartIC 4901Spiral19 million ly
apartIC 4819Spiral19 million ly
apartIC 4871Spiral19 million ly
apartNGC 6708Barred spiral20 million ly
apartNGC 6810Spiral21 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).