IC 121
IC 121
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sbc
420 million ly
from Earth · from redshift
122k ly
across
14.3
apparent magnitude
Because its light is 420 million ly from home, you are seeing IC 121 as it looked roughly 420 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 123Elliptical4.0 million ly
apartIC 1697Lenticular26 million ly
apartIC 103Elliptical27 million ly
apartIC 109Lenticular34 million ly
apartIC 105Lenticular35 million ly
apartNGC 497Barred spiral49 million ly
apart
Worlds in the same direction on the sky→apartIC 1697Lenticular26 million ly
apartIC 103Elliptical27 million ly
apartIC 109Lenticular34 million ly
apartIC 105Lenticular35 million ly
apartNGC 497Barred spiral49 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).