LDN 40 (Dark nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , LDN 40 is not observable – it will reach its highest point in the sky during daytime and is no higher than 19° above the horizon at dusk.
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Name
LDN 40
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Object type
Dark nebula
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Position
| Right ascension: | 17h57m [1] |
| Declination: | −29°04' [1] |
| Constellation: | Sagittarius |