IC 542
IC 542
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0-a
418 million ly
from Earth · from redshift
147k ly
across
15.0
apparent magnitude
Because its light is 418 million ly from home, you are seeing IC 542 as it looked roughly 418 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 2952Spiral31 million ly
apartNGC 2956Barred spiral56 million ly
apartNGC 3133Barred spiral66 million ly
apartNGC 2996Lenticular67 million ly
apartIC 579Barred spiral70 million ly
apartNGC 3025Lenticular72 million ly
apart
Worlds in the same direction on the sky→apartNGC 2956Barred spiral56 million ly
apartNGC 3133Barred spiral66 million ly
apartNGC 2996Lenticular67 million ly
apartIC 579Barred spiral70 million ly
apartNGC 3025Lenticular72 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).