Elliptical galaxy · Eridanus
NGC 1407 Eridanus A Group
mag 9.75.7′ across
About
NGC 1407, the Eridanus A Group, is an elliptical galaxy of magnitude 9.7 in Eridanus, about 5.7′ across.
How to find it
- NGC 1407 is in the constellation Eridanus.
- Best evenings: around late December it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
- Where on Earth: it is seen well, at least 10° up, from south of 61° N.
When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.
What you will see
- EyesNot visible to the naked eye.
- Binoculars (10×50)A faint smudge, only from a dark site.
- Telescope (6–8 inch)A smooth oval glow, brightening towards the centre.
For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.
Facts
| Designations | NGC 1407, PGC 13505 |
|---|---|
| Type | Elliptical galaxy (E) |
| Magnitude | 9.7The smaller the number, the brighter. |
| Apparent size | 5.7′ × 5.3′the full Moon is 31′ across |
| Surface brightness | 23.4 mag/arcsec²Average over its disc, in the blue band: the lower the number, the easier it is to see. |
| Constellation | Eridanus |
| Right ascension (J2000) | 03h 40m 11.9s |
| Declination (J2000) | −18° 34′ 48″ |
Sources and credits
Catalog data: OpenNGC by Mattia Verga, CC BY-SA 4.0, and d3-celestial by Olaf Frohn, BSD 3-Clause. All data sources →