NGC 4644
NGC 4644
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sb
230 million ly
from Earth · from redshift
101k ly
across
13.8
apparent magnitude
Because its light is 230 million ly from home, you are seeing NGC 4644 as it looked roughly 230 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 4695Spiral4.3 million ly
apartNGC 4669Barred spiral5.0 million ly
apartNGC 4686Spiral5.5 million ly
apartNGC 4675Barred spiral7.2 million ly
apartIC 830Lenticular8.2 million ly
apartNGC 4646Elliptical16 million ly
apart
Worlds in the same direction on the sky→apartNGC 4669Barred spiral5.0 million ly
apartNGC 4686Spiral5.5 million ly
apartNGC 4675Barred spiral7.2 million ly
apartIC 830Lenticular8.2 million ly
apartNGC 4646Elliptical16 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).