搜索
查看: 569|回復: 0

2015 Sept. 23 Sun - 6th day of a huge filament

 關閉 [複製鏈接]
發表於 2015-10-1 18:29:43 | 顯示全部樓層 |閱讀模式
After missing observations for 2 days, the huge filament is about to cross the solar meridian.
Many knobs and barbs afre visible in this filament.
An active region (AR12423) has appeared to the west of the filament.

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.
20150923095128511.jpg
20150923100509497.jpg
20150923100528154.jpg
20150923102049936.jpg
20150923102102673.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

手機版|Archiver|香港天文學會  

GMT+8, 2019-9-21 07:09 , Processed in 0.035048 second(s), 12 queries , Redis On.

Powered by Discuz! X3.4

© 2001-2013 Design S!|平潭

快速回復 返回頂部 返回列表