NGC 490
NGC 490
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sb
104 million ly
from Earth · from redshift
20k ly
across
14.5
apparent magnitude
Because its light is 104 million ly from home, you are seeing NGC 490 as it looked roughly 104 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 488Barred spiral2.2 million ly
apartNGC 485Barred spiral3.2 million ly
apartNGC 520 NED02Spiral4.2 million ly
apartNGC 520 NED01Spiral5.4 million ly
apartNGC 509Lenticular7.8 million ly
apartNGC 532Spiral7.8 million ly
apart
Worlds in the same direction on the sky→apartNGC 485Barred spiral3.2 million ly
apartNGC 520 NED02Spiral4.2 million ly
apartNGC 520 NED01Spiral5.4 million ly
apartNGC 509Lenticular7.8 million ly
apartNGC 532Spiral7.8 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).