IC 4017
IC 4017
Illustration from its catalogued shape, not a photograph
Barred spiral
type · SBc
2.5 billion ly
from Earth · from redshift
281k ly
across
17.4
apparent magnitude
Because its light is 2.5 billion ly from home, you are seeing IC 4017 as it looked roughly 2.5 billion 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 3606Elliptical950 million ly
apartIC 3870Barred spiral1.1 billion ly
apartIC 3278 NED03Barred spiral1.2 billion ly
apartIC 3558Barred spiral1.2 billion ly
apartIC 3138 NED01Elliptical1.3 billion ly
apartIC 2677Galaxy1.3 billion ly
apart
Worlds in the same direction on the sky→apartIC 3870Barred spiral1.1 billion ly
apartIC 3278 NED03Barred spiral1.2 billion ly
apartIC 3558Barred spiral1.2 billion ly
apartIC 3138 NED01Elliptical1.3 billion ly
apartIC 2677Galaxy1.3 billion 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).