IC 2453
IC 2453
Illustration from its catalogued shape, not a photograph
Spiral
type · Sab
420 million ly
from Earth · from redshift
88k ly
across
15.4
apparent magnitude
Because its light is 420 million ly from home, you are seeing IC 2453 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
NGC 2812Barred spiral8.0 million ly
apartNGC 2803Elliptical15 million ly
apartNGC 2813Lenticular16 million ly
apartIC 2457Barred spiral17 million ly
apartNGC 2802Lenticular19 million ly
apartIC 2462Barred spiral20 million ly
apart
Worlds in the same direction on the sky→apartNGC 2803Elliptical15 million ly
apartNGC 2813Lenticular16 million ly
apartIC 2457Barred spiral17 million ly
apartNGC 2802Lenticular19 million ly
apartIC 2462Barred spiral20 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).