Elliptical galaxy · Fornax
ESO 356-4 Fornax Dwarf Spheroidal
mag 7.413′ across
About
ESO 356-4 (Fornax Dwarf Spheroidal) is an elliptical galaxy of magnitude 7.4 in Fornax, about 13′ across.
How to find it
- ESO 356-4 is in the constellation Fornax.
- Best evenings: around mid-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 46° 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 misty oval with a brighter centre.
- 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 | ESO 356-4, PGC 10074, PGC 10093 |
|---|---|
| Type | Elliptical galaxy (E) |
| Magnitude | 7.4The smaller the number, the brighter. |
| Apparent size | 13′ × 11′position angle 48°; 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 | Fornax |
| Right ascension (J2000) | 02h 39m 59.3s |
| Declination (J2000) | −34° 26′ 57″ |
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 →