有 5597 筆資料符合您搜尋的條件

PTS
週五 20 10月, 2017 22:14
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 20 Sun - plage-filament near SE limb
回覆: 0
觀看: 20

2017 October 20 Sun - plage-filament near SE limb

2017 October 20 Sun - plage-filament near SE limb A region with complex plage/filament structure appears near the SE limb. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for closeups filter: Solar Spectrum SO1.5/0.3A with CERF prefilte...
PTS
週五 20 10月, 2017 22:11
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 20 Sun - filament near south limb
回覆: 0
觀看: 19

2017 October 20 Sun - filament near south limb

2017 October 20 Sun - filament near south limb The prominence that showed up on the SSE limb now appears as a dark filament. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for closeups filter: Solar Spectrum SO1.5/0.3A with CERF prefil...
PTS
週五 20 10月, 2017 22:09
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 20 Sun - long filament
回覆: 0
觀看: 15

2017 October 20 Sun - long filament

2017 October 20 Sun - long filament The long filament is north of the centre of the solar disk. Some patches of plages appear around the filament, maybe indicating increased activity. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for ...
PTS
週五 20 10月, 2017 22:06
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 20 Sun - huge prominence on E limb
回覆: 1
觀看: 14

2017 October 20 Sun - huge prominence on E limb

2017 October 20 Sun - huge prominence on E limb The huge prominence has indeed grown taller, and the filamentary structure is complex. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for closeups filter: Solar Spectrum SO1.5/0.3A with C...
PTS
週五 20 10月, 2017 09:46
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 19 Sun - long filament
回覆: 0
觀看: 27

2017 October 19 Sun - long filament

2017 October 19 Sun - long filament The long filament is near the centre of the solar disk. Some patches of plages appear around the filament, maybe indicating increased acitivy. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for close...
PTS
週五 20 10月, 2017 06:31
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 19 Sun - huge prominence on E limb
回覆: 1
觀看: 28

2017 October 19 Sun - huge prominence on E limb

2017 October 19 Sun - huge prominence on E limb A huge prominence appears on the E solar limb after my observation yesterday. It seems its root is still on the backside, meaning it will grow higher. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric l...
PTS
週三 18 10月, 2017 22:32
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 18 Sun - long filament
回覆: 2
觀看: 66

2017 October 18 Sun - long filament

2017 October 18 Sun - long filament The filament that appeared on the E limb on October 13 has grown to span more than 15 degrees in both longitude and latitude. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for closeups filter: Solar...
PTS
週三 18 10月, 2017 22:24
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2017 October 18 Sun - AR12684
回覆: 2
觀看: 62

2017 October 18 Sun - AR12684

2017 October 18 Sun - AR12684 The tiny plage-filament near the west limb has developed into an Active Region in the past 2 days, and number AR12684. Telescope: AP Starfire EDT 155 mm f/9. stopped to 50 mm (f/28) for disc images, with 4X telecentric lens (f/36) for closeups filter: Solar Spectrum SO1...
PTS
週三 18 10月, 2017 06:22
版面: 業餘天文研究專區 Amateur Astronomers' Research Area
主題: CE Tau observations requested to supplement BRITE-Constellation
回覆: 0
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CE Tau observations requested to supplement BRITE-Constellation

AAVSO Alert Notice 602 CE Tau observations requested to supplement BRITE-Constellation October 17, 2017: BRITE-Constellation (http://www.brite-constellation.at), a network of nano-satellites, is currently taking photometric observations of the Taurus field (full target list and field specifications ...

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