NGC 5817
NGC 5817
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
337 million ly
from Earth · from redshift
102k ly
across
15.4
apparent magnitude
Because its light is 337 million ly from home, you are seeing NGC 5817 as it looked roughly 337 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 5816Lenticular9.1 million ly
apartNGC 5849Lenticular14 million ly
apartNGC 5802Lenticular23 million ly
apartNGC 5803Elliptical26 million ly
apartNGC 5880Elliptical28 million ly
apartNGC 5883Lenticular29 million ly
apart
Worlds in the same direction on the sky→apartNGC 5849Lenticular14 million ly
apartNGC 5802Lenticular23 million ly
apartNGC 5803Elliptical26 million ly
apartNGC 5880Elliptical28 million ly
apartNGC 5883Lenticular29 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).