LDN 21 (Dark nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From South El Monte , LDN 21 is visible between 23:25 and 03:55. It will become accessible at around 23:25, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 01:40, 30° above your southern horizon. It will become inaccessible at around 03:55 when it sinks below 21° above your south-western horizon.
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Name
LDN 21
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Object type
Dark nebula
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Visibility from South El Monte
All times shown in South El Monte local time.