Mel111为后发座主星所组成,无光害处就可以看到,略成三角形,很少人专程看它,多
是找该星座中的系外银河。据说亮度高达1.8。极限星等“惨不忍睹”的城区,
7X50双筒望远镜可见。
数据来源:SKYMAP 10
Catalog informationType of object: | Open cluster | RA (J2000.0): | 12h 25m 00.0s | Dec (J2000.0): | +26?00' 00" | Constellation: | Coma Berenices | Magnitude: | 1.8 | Size: | 275.0' | Number of stars: | 80 | Magnitude of brightest star: | 4.3 | Object classification: | II 3 p | Description: | 10X50-eB,eL,nRi,nC; 32* in arrowhead shape | Notes: | Coma Berenices star cluster |
图片来源:www.net-tsc.co.jp/
http://www.koenvangorp.be
附第二张图的图片信息:
Mel111 - The Hair of Berenice
Canon EF 70-200mm f/2.8 L USM at 200mm f/2.8
Canon EOS 20D
Hutech IDAS LPS-P2 Front Filter
ISO 1600
12x 300s
Processing in Photoshop CS2 and Iris
22nd of December 2006 - Any-Martin-Rieux, France
Background galaxies: NGC4393, NGC4448, NGC4494, NGC4559, NGC4562 and
NGC4565
[ 本帖最后由 Eldghost 于 2007-4-11 20:14 编辑 ] |