Globular cluster · Libra
NGC 5897 Ghost Globular Cluster
mag 8.59.9′ across
About
NGC 5897, the Ghost Globular Cluster, is a globular cluster of magnitude 8.5 in Libra, about 9.9′ across.
How to find it
- NGC 5897 is in the constellation Libra.
- Best evenings: around late June 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 59° 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 small fuzzy star.
- Telescope (6–8 inch)A bright round glow; its edges break into stars at high power.
For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.
Facts
| Designations | NGC 5897 |
|---|---|
| Type | Globular cluster |
| Magnitude | 8.5The smaller the number, the brighter. |
| Apparent size | 9.9′the full Moon is 31′ across |
| Surface brightness | ≈ 22.1 mag/arcsec²Estimate from the magnitude and size, per square arcsecond. |
| Constellation | Libra |
| Right ascension (J2000) | 15h 17m 24.4s |
| Declination (J2000) | −21° 00′ 36″ |
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 →