IC 648
IC 648
Illustration from its catalogued shape, not a photograph
Barred spiral
type · SBc
497 million ly
from Earth · from redshift
136k ly
across
14.9
apparent magnitude
Because its light is 497 million ly from home, you are seeing IC 648 as it looked roughly 497 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 663Elliptical27 million ly
apartNGC 3490Elliptical32 million ly
apartNGC 3476Elliptical34 million ly
apartNGC 3477Lenticular35 million ly
apartIC 664Elliptical35 million ly
apartNGC 3492 NED01Elliptical36 million ly
apart
Worlds in the same direction on the sky→apartNGC 3490Elliptical32 million ly
apartNGC 3476Elliptical34 million ly
apartNGC 3477Lenticular35 million ly
apartIC 664Elliptical35 million ly
apartNGC 3492 NED01Elliptical36 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).