IC 4561
IC 4561
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sb
477 million ly
from Earth · from redshift
115k ly
across
15.1
apparent magnitude
Because its light is 477 million ly from home, you are seeing IC 4561 as it looked roughly 477 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 4558Barred spiral5.3 million ly
apartIC 4559Elliptical5.6 million ly
apartIC 4556Elliptical7.5 million ly
apartIC 4572Barred spiral27 million ly
apartIC 4581Spiral29 million ly
apartIC 4569Elliptical31 million ly
apart
Worlds in the same direction on the sky→apartIC 4559Elliptical5.6 million ly
apartIC 4556Elliptical7.5 million ly
apartIC 4572Barred spiral27 million ly
apartIC 4581Spiral29 million ly
apartIC 4569Elliptical31 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).