IC 3817
IC 3817
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sbc
994 million ly
from Earth · from redshift
75k ly
across
17.3
apparent magnitude
Because its light is 994 million ly from home, you are seeing IC 3817 as it looked roughly 994 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 3994Barred spiral43 million ly
apartIC 3899Barred spiral48 million ly
apartIC 3958Elliptical53 million ly
apartIC 3944Spiral61 million ly
apartIC 4096Elliptical71 million ly
apartIC 4099Elliptical71 million ly
apart
Worlds in the same direction on the sky→apartIC 3899Barred spiral48 million ly
apartIC 3958Elliptical53 million ly
apartIC 3944Spiral61 million ly
apartIC 4096Elliptical71 million ly
apartIC 4099Elliptical71 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).