カタログナンバー:Mi:JP 625, Sn:JP 591, Yt:JP 546, Sg:JP 718, Sak:JP C241テーマ:天文台 | 天文学 | 星 | 星座 | 記念日・記念祭発行年:1953-10-29サイズ:30 x 26 ミリメートル刷色:グレー・青デザイナー:Shimada Takeo (島田 武夫) | Watanabe Sabur (渡辺 三郎)印刷所、印刷会社:Government Printing Bureau, Tokyoフォーマット:切手発行:記念目打:櫛13印刷:グラビア裏糊:通常額面:10 ¥ - 日本 円スコア:78% 精度: 高い説明:: 東京天文台創設75年記念
: tky tenmondai ssetsu nana-j-go-nen kinen
: Tokyo Observatory Founding 75th Year Commemoration

The 75th anniversary of the founding of Tokyo Observatory was marked by the release of this stamp。 Cassiopeia, Polaris and the Plough form a backdrop to the open dome of the observatory’s main telescope, a twin-tube equatorial refractor with objective lenses of 0.65-m and 0.38-m aperture which was built in 1926 and is the largest refractor in Japan。 The observatory was originally based at the University of Tokyo but moved in 1924 to Mitaka city, 20 km west of Tokyo。 Since 1988 it has been the headquarters of the National Observatory of Japan and larger instruments have been established on better sites elsewhere, most notably the Subaru telescope on Hawaii。 The old telescopes such as the twin refractor are kept at Mitaka for historical purposes and public display。 …