IC 4678 — Diffuse Nebula in Sagittarius
Modest (16/100)
Observe
1Properties
Magnitude
10.40
B, S, E
Querying SIMBAD database...
Position & Identifiers
2How easy to spot?
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| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | Hard+ | Hard | V. hard+ |
| 150 mm Newton 150mm Newt. | Medium+ | Medium | Hard+ |
| Celestron C8 (203 mm SCT) C8 203mm | Medium+ | Medium+ | Medium |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
With O-III filter
| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | Medium | Hard+ | Hard+ |
| 150 mm Newton 150mm Newt. | Easy | Medium+ | Medium+ |
| Celestron C8 (203 mm SCT) C8 203mm | Easy | Easy | Medium+ |
Medium
on Seestar S50
3Visibility
Set a location in User Settings to see visibility data.
Best season
May – Jul
(peak: Jun)
4
Filter Response Guide
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.
Collinder 367
Open cluster
Open Cluster
mag 6.4
0.4°
Sagittarius
9 Sgr
Hot blue O-type star
Star
mag 5.97
1.1°
Sagittarius
M8
NGC 6523
Emission nebula — try an OIII filter
Emission Nebula
mag 5.8
1.1°
Sagittarius
NGC 6589
Diffuse nebula
Diffuse Nebula
mag 10.50
4.6°
Sagittarius
IC 1284
Diffuse nebula
Diffuse Nebula
mag 7.70
4.8°
Sagittarius
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