Nielsen

Origin of the name

Axel Vilfrid; Danish astronomer (1902-1970); Harald Herborg; American physicist (1903-1973).

When to observe it

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Nearby

• Rima Cleopatra 76 km
• Aloha 82 km
• Dorsum Niggli 86 km
• Rima Agricola 89 km
• Montes Agricola 103 km
• Wollaston 129 km
• Humason 131 km
• Mons Herodotus 134 km