有 8689 筆資料符合您搜尋的條件

PTS
週五 27 11月, 2020 13:17
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2020 November 27 Sun - solar surface in white-light, with AR12783, AR12784, AR12785 and AR12786
回覆: 2
觀看: 2

2020 November 27 Sun - solar surface in white-light, with AR12783, AR12784, AR12785 and AR12786

2020 November 27 Sun - solar surface in white-light, with AR12783, AR12784, AR12785 and AR12786 AR12783 is moving towards the SW limb, at (S22W50). The leading sunspot is still intact, with 2 smaller sunspots to its east. AR12784 No visible sunspot. AR12785 is now more distant from AR12786 as the ef...
PTS
週五 27 11月, 2020 12:03
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2020 November 27 Sun
回覆: 0
觀看: 5

2020 November 27 Sun

2020 November 27 Sun

sunspot count: group=3, sunspot=13, R-43

Camera: Sony RX10iv
Focal length: 600 mm (35-mm equivalent) f/4
Filter: Baader Solar Film 5.0
exposure: 0.5 ms
roughly north is up, east to the left
PTS
週五 27 11月, 2020 08:25
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2020 November 26 Sun - prominences on the SW solar limb
回覆: 2
觀看: 6

2020 November 26 Sun - prominences on the SW solar limb

2020 November 26 Sun - prominences on the SW solar limb Sunspot count: group=3, sunspots=10, R=40 For H-alpha images: Telescope: Lunt LS50T with B1200 blocking filter + 2X barlow Camera : ASI174MM exposure: 22.0 ms For Ca-K images: Telescope: Sharpstar AL-80 II, 8 cm f/6.25 APO refractor Camera : AS...
PTS
週五 27 11月, 2020 08:19
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2020 November 26 Sun - prominences on the SE solar limb
回覆: 2
觀看: 5

2020 November 26 Sun - prominences on the SE solar limb

2020 November 26 Sun - prominences on the SE solar limb Sunspot count: group=3, sunspots=10, R=40 For H-alpha images: Telescope: Lunt LS50T with B1200 blocking filter + 2X barlow Camera : ASI174MM exposure: 25.0 ms For Ca-K images: Telescope: Sharpstar AL-80 II, 8 cm f/6.25 APO refractor Camera : AS...
PTS
週五 27 11月, 2020 08:11
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2020 November 26 Sun - prominences on the NE solar limb
回覆: 2
觀看: 7

2020 November 26 Sun - prominences on the NE solar limb

2020 November 26 Sun - prominences on the NE solar limb Sunspot count: group=3, sunspots=10, R=40 For H-alpha images: Telescope: Lunt LS50T with B1200 blocking filter + 2X barlow Camera : ASI174MM exposure: 15.0 ms For Ca-K images: Telescope: Sharpstar AL-80 II, 8 cm f/6.25 APO refractor Camera : AS...
PTS
週四 26 11月, 2020 23:26
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: 2020 November 25 Sun - prominences on the SE solar limb
回覆: 2
觀看: 17

2020 November 25 Sun - prominences on the SE solar limb

2020 November 25 Sun - prominences on the SE solar limb Sunspot count: group=3, sunspots=6, R=36 For H-alpha images: Telescope: Lunt LS50T with B1200 blocking filter + 2X barlow Camera : ASI174MM exposure: 22.0 ms For Ca-K images: Telescope: Sharpstar AL-80 II, 8 cm f/6.25 APO refractor Camera : ASI...

前往進階搜尋