IC 1646
IC 1646
Illustration from its catalogued shape, not a photograph
Spiral
type · SABc
539 million ly
from Earth · from redshift
102k ly
across
15.1
apparent magnitude
Because its light is 539 million ly from home, you are seeing IC 1646 as it looked roughly 539 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 1645Elliptical9.9 million ly
apartIC 1620Barred spiral21 million ly
apartIC 62Barred spiral49 million ly
apartNGC 511Elliptical51 million ly
apartIC 57Lenticular56 million ly
apartNGC 459Barred spiral58 million ly
apart
Worlds in the same direction on the sky→apartIC 1620Barred spiral21 million ly
apartIC 62Barred spiral49 million ly
apartNGC 511Elliptical51 million ly
apartIC 57Lenticular56 million ly
apartNGC 459Barred spiral58 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).