Observe
1Properties
Magnitude
12.16
Angular Size
1.4′ × 1.3′
Position Angle
100°
F, S, R
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Position & Identifiers
2How easy to spot?
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| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | Hard | V. hard+ | V. hard |
| 150 mm Newton 150mm Newt. | Medium | Hard+ | Hard |
| Celestron C8 (203 mm SCT) C8 203mm | Medium+ | Medium | Hard+ |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
Medium
on Seestar S50
3Visibility
Set a location in User Settings to see visibility data.
Best season
Oct – Dec
(peak: Nov)
4
Eyepiece View
5
Best Magnification
Explore
6
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.
IC 2105
Diffuse nebula
Diffuse Nebula
mag 11.30
0.2°
Dorado
NGC 1698
Compact globular cluster
Globular Cluster
mag 12.07
0.3°
Dorado
NGC 1704
Open cluster
Open Cluster
mag 11.50
0.4°
Dorado
NGC 1702
Open cluster
Open Cluster
mag 12.50
0.5°
Mensa
NGC 1756
Open cluster
Open Cluster
mag 12.24
0.6°
Dorado
NGC 1711
Open cluster
Open Cluster
mag 10.0
0.7°
Mensa
NGC 1763
Emission nebula — try an OIII filter
Emission Nebula
mag 9.40
3.1°
Dorado
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