Around Jansen Crater


Date & Time: Sep 15 2011, 26:51, 26:52 JST(+0900), Record Time: 30sec. each
Mosaic of 2 flames
Optical: Kasai 20cm(7.9") Newtonian(NERO-200DX), afocal method with PanOptic 35mm eyepiece
Synthesized focal length f=2176mm (equivalent f=14790mm in 35mm film format)
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Video Camera: Canon iVIS HF-S10
Location: Hitachi city, Ibaraki pref.

Camera Settings: Mode...MXP(17Mbps), Program Auto
Lens...f=64mm (equivalent f=435mm in 35mm film format), Stop: F2.8
600 & 430 flames stacked & wavelet processed with Registax6


The Jansen, positioned at south east part of moon, has a diameter of 190km and was formed about 4 billion years ago, one of the oldest craters in lunar surface. The Jansen has several satellite craters being piled up and the rim of Jansen has been lost its shape. You can appreciate a clear valley of Lockyer and microscopic craters in it.

Gazetteer
Index Map
INDEXNAMECrater's Diameter
1Jansen190km
2Metius88km
3Vlaq89km
4Pitiscus82km
5Hommel125km
6Stiborius44km
7Piccolomini88km
8Rothmann42km
9Lindenau53km
10Zagut84km
11Rabbi Levi81km
12Riccius71km
13Nicolai42km
14Fabricius78km
15Rheita70km
16Rosenberger96km
17Boguslawsky97km
18Manzinus98km
19Mutos78km
AAltai, RUPUS-



Southern Mountainous Region
Around Serenitatis, MARE

Copyright(c) 2012 by Naoyuki Kurita, All rights reserved.
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