Orange giant · Sagittarius
Kaus Media
Also known as: δ Sagittarii (δ Sgr), HIP 89931
mag 2.7350 light-years
About
Kaus Media (δ Sagittarii) is an orange giant of magnitude 2.7 in Sagittarius, about 350 light-years away.
How to find it
- Kaus Media is in the constellation Sagittarius.
- Best evenings: around mid-August 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 50° N.
- Star patterns: Teapot.
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
- EyesEasy, even from town.
- Binoculars (10×50)A sharp point; binoculars bring out its colour and the fainter stars around it.
- Telescope (6–8 inch)Still a point of light at any magnification — stars are too far away to show a disc. Low in the sky, bright stars twinkle and flash colours.
Stars look the same in any instrument: brighter and sharper, but never bigger.
Facts
| Proper name | Kaus Media |
|---|---|
| Designation | δ Sagittarii (δ Sgr) |
| Hipparcos number | HIP 89931 |
| Type | Orange giant |
| Spectral type | K3III |
| Colour | OrangeB−V colour index 1.38 |
| Magnitude | 2.7The smaller the number, the brighter. |
| Distance | 350 light-yearsThe light you see left it around 1680. |
| Proper motion | 0.040″ per year across the sky |
| Constellation | Sagittarius |
| Right ascension (J2000) | 18h 20m 59.6s |
| Declination (J2000) | −29° 49′ 41″ |
More in Sagittarius
M24Small Sagittarius Star CloudOther · mag 4.5
M25Open clustermag 4.6
M22Great Sagittarius ClusterGlobular cluster · mag 5.1
M23Open clustermag 5.5
M8Lagoon NebulaEmission nebula · mag 5.8
M21Open clustermag 5.9
M18Open clustermag 6.9
M28Globular clustermag 6.9Sources and credits
Star data: HYG Database by David Nash, CC BY-SA 4.0. All data sources →