NGC 340
NGC 340
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sb
287 million ly
from Earth · from redshift
78k ly
across
14.5
apparent magnitude
Because its light is 287 million ly from home, you are seeing NGC 340 as it looked roughly 287 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 350Elliptical1.9 million ly
apartNGC 356Spiral14 million ly
apartNGC 342Elliptical16 million ly
apartNGC 349Elliptical20 million ly
apartIC 48Lenticular22 million ly
apartIC 50Elliptical23 million ly
apart
Worlds in the same direction on the sky→apartNGC 356Spiral14 million ly
apartNGC 342Elliptical16 million ly
apartNGC 349Elliptical20 million ly
apartIC 48Lenticular22 million ly
apartIC 50Elliptical23 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).