找回密碼
 申請討論區帳戶
查看: 2831|回復: 0

2015 Feb 12 Sun - huge filament(5)

  [複製鏈接]
發表於 2015-2-12 15:51:40 | 顯示全部樓層 |閱讀模式
The huge filament and AR12280 have moved to the west.  The eastern tail of the filament has become faint.

Telescope: AP Starfire EDT 155 mm f/9.
stopped to 50 mm for disc images, with 4X telecentric lens (f/36) for closeups
filter: Solar Spectrum SO1.5/0.3A with CERF prefilter
Camera: Imperx 4M15
North is up, and east to the left.

20150212100817982.jpg
20150212102128808.jpg
20150212102115020.jpg
20150212105733122.jpg
您需要登錄後才可以回帖 登錄 | 申請討論區帳戶

本版積分規則

Archiver|手機版|小黑屋|香港天文學會

GMT+8, 2024-5-2 15:31 , Processed in 0.013745 second(s), 22 queries .

Powered by Discuz! X3.5

© 2001-2024 Discuz! Team.

快速回復 返回頂部 返回列表