Galaxy · Spiral
IC 4796
IC 4796 is a galaxy in the direction of the constellation Telescopium, 144.8 million light-years away.
| Type | Spiral |
|---|---|
| Constellation | Telescopium |
| Distance | 144.8 million light-years (44.40 Mpc) |
| Diameter | 95,400 light-years · 1.1 × the Milky Way |
| Absolute magnitude | magnitude −21.31 |
| Apparent magnitude | magnitude 11.93 |
| Luminosity | 1.5 × the Milky Way |
| Right ascension (J2000) | 18h 56m 27.8s |
| Declination (J2000) | −54° 12′ 50″ |
| Source | 2MASS Redshift Survey (Huchra et al. 2012) |
In the sky
A telescope is needed to see it: its apparent magnitude is 11.93. Visible from the whole Southern Hemisphere and north to latitude 36° N. South of latitude 36° S it never sets. It stands highest at midnight in July, the best time to observe it.
Through a telescope from Earth
Light's journey
The light you see tonight set out 145 million years ago. At that time dinosaurs ruled the Earth. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 2,568.9 billion years.