IC 15
IC 15
Illustration from its catalogued shape, not a photograph
Barred spiral
type · SBb
643 million ly
from Earth · from redshift
82k ly
across
15.9
apparent magnitude
Because its light is 643 million ly from home, you are seeing IC 15 as it looked roughly 643 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 139Barred spiral84 million ly
apartNGC 190 NED02Elliptical95 million ly
apartNGC 60Spiral98 million ly
apartIC 1551Barred spiral100 million ly
apartNGC 138Spiral100 million ly
apartNGC 190 NED01Spiral100 million ly
apart
Worlds in the same direction on the sky→apartNGC 190 NED02Elliptical95 million ly
apartNGC 60Spiral98 million ly
apartIC 1551Barred spiral100 million ly
apartNGC 138Spiral100 million ly
apartNGC 190 NED01Spiral100 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).