NGC 2808 — Globular Cluster in Carina
Showpiece (78/100)
Observe
1Properties
Magnitude
6.3
Angular Size
9.0′
! glob. cl. , vL, eRi, vgeCM, 45s d, st 13...15
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Position & Identifiers
Physical size
15 light-years across
— tens of light-years across — wider than the solar neighbourhood
2How easy to spot?
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| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | Easy | Easy | Easy |
| 150 mm Newton 150mm Newt. | Easy | Easy | Easy |
| Celestron C8 (203 mm SCT) C8 203mm | Easy | Easy | Easy |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
Easy
on Seestar S50
3Visibility
Set a location in User Settings to see visibility data.
Best season
Jan – Mar
(peak: Feb)
4
Eyepiece View
125x
TFOV: 0.4°
Lim. mag: 13.6
NGC 2808 · 9.0′ diameter · N up, E left
5
Best Magnification
6Metallicity
[Fe/H] = -1.14 — these stars formed from gas about 14× poorer in iron than the Sun.
7Concentration class
Shapley-Sawyer class IV — moderately concentrated core.
Explore
8
Classification Decoder
Nearby in the Sky
Other targets within a few degrees — pan your scope a little and keep exploring.
Visibility scores assume a 150 mm Newton at Bortle 4.
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