Barred spiral galaxy · Grus
NGC 7599 Grus Quartet
Also known as: IC 5308
mag 11.44.8′ across
About
NGC 7599 (Grus Quartet) is a barred spiral galaxy of magnitude 11.4 in Grus, about 4.8′ across.
How to find it
- NGC 7599 is in the constellation Grus.
- Best evenings: around late October 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 38° 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)Too faint for binoculars.
- Telescope (6–8 inch)A faint oval glow with a brighter middle — no spiral arms without a camera.
For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.
Facts
| Designations | NGC 7599, IC 5308, PGC 71066 |
|---|---|
| Type | Barred spiral galaxy (SBc) |
| Magnitude | 11.4The smaller the number, the brighter. |
| Apparent size | 4.8′ × 1.6′position angle 55°; the full Moon is 31′ across |
| Surface brightness | 23.3 mag/arcsec²Average over its disc, in the blue band: the lower the number, the easier it is to see. |
| Constellation | Grus |
| Right ascension (J2000) | 23h 19m 21.1s |
| Declination (J2000) | −42° 15′ 24″ |
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 →