IWLOP #009 – Endymion & Mare Humboldtianum
Prominent Nectarian age mare-filled crater with wall reaching 4.5 km. To the south, Endymion points to Mare Humboldtianum, also known as "Humboldt's Sea," a limb feature best seen during favourable libration.
Location: 53.6 N 56.5 E Origin: Impact and Volcanism Size: 125 km. Rukl: 7 Type: Complex Crater (CC) and Mare-Basin
Objects: Endymion, Mare Humboldtianum
Others Identified: de la Rue, Lacus Temporis, Strabo, Thales
This session was conducted as part of the lunar observing session - Lunar Session - April 15, 2021.
| Location: Home Date: 2021-04-15 Time: 8:44 PM ADT Equipment: 10" Meade SCT Eyepiece: Explore Scientific 4.7mm with 82° FOV Magnification: x530 Transparency: Good (3) Seeing: Very Good (4) |
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R1: Endymion appeared elongated with a dark flat floor. NW wall looked ridged. A large flat area to its NW that looked shallower and about as large as Endymion. Lacus Temporis is to its SE.
C1: Mare Humboldtianum just visible on the Moon limb at the horizon. Could not view it all.
C2: not addressed at this time