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- 週三 28 7月, 2021 22:05
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - Huge prominences on the NW solar limb
- 回覆: 1
- 觀看: 115
2021 July 28 Sun - Huge prominences on the NW solar limb
2021 July 28 Sun - Huge prominences on the NW solar limb The Ca-K and H-alpha images are very similar. sunspot count: group=1, sunspot=2, R=12 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...
- 週三 28 7月, 2021 21:51
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - Huge prominences on the SE solar limb
- 回覆: 1
- 觀看: 109
2021 July 28 Sun - Huge prominences on the SE solar limb
2021 July 28 Sun - Huge prominences on the SE solar limb This "double" jet shoot up to great height. The Ca-K and H-alpha images are very similar. sunspot count: group=1, sunspot=2, R=12 For H-alpha images: Telescope: Lunt LS50T with B1200 blocking filter + 2X barlow Camera : ASI174MM exposure: 25.0...
- 週三 28 7月, 2021 21:40
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - prominences on the SW solar limb
- 回覆: 2
- 觀看: 93
Re: 2021 July 28 Sun - prominences on the SW solar limb
Images in H-alpha
- 週三 28 7月, 2021 21:39
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - prominences on the SW solar limb
- 回覆: 2
- 觀看: 93
2021 July 28 Sun - prominences on the SW solar limb
2021 July 28 Sun - prominences on the SW solar limb sunspot count: group=1, sunspot=2, R=12 For H-alpha images: Telescope: Lunt LS50T with B1200 blocking filter + 2X barlow Camera : ASI174MM exposure: 20.0 ms For Ca-K images: Telescope: Sharpstar AL-80 II, 8 cm f/6.25 APO refractor Camera : ASI174MM...
- 週三 28 7月, 2021 18:02
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - solar surface H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 2
- 觀看: 100
Re: 2021 July 28 Sun - solar surface H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
Images of AR12847 and AR12849
- 週三 28 7月, 2021 18:02
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - solar surface H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 2
- 觀看: 100
2021 July 28 Sun - solar surface H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
2021 July 28 Sun - solar surface H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849 AR12844 is located at (S43W84). A few strips of plages are visible.. AR12846 is located at (N24W35). Patches of bright plages and plenty of filaments are visible. AR12847 is located at (S28W16). Plages and ...
- 週三 28 7月, 2021 17:15
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 3
- 觀看: 136
Re: 2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
Images of AR12847 and AR12849
- 週三 28 7月, 2021 17:15
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 3
- 觀看: 136
Re: 2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
Images of AR12846 and AR12848
- 週三 28 7月, 2021 17:13
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 3
- 觀看: 136
2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
2021 July 28 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849 AR12844 is located at (S43W84). A few strips of plages are visible.. AR12846 is located at (N24W35). Only patches of bright plages are visible. AR12847 is located at (S28W16). Only plages are visible. AR128...
- 週三 28 7月, 2021 15:09
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 28 Sun - solar surface in white-light, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 1
- 觀看: 94
2021 July 28 Sun - solar surface in white-light, with AR12844, AR12846, AR12847, AR12848 and AR12849
2021 July 28 Sun - solar surface in white-light, with AR12844, AR12846, AR12847, AR12848 and AR12849 AR12844 is located at (S43W84). Nothing is visible. AR12846 is located at (N24W35). 2 tiny sunspots are visible. AR12847 is located at (S28W16). No sunspot is visible. AR12848 is located at (N21W69)....
- 週二 27 7月, 2021 17:59
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 3
- 觀看: 107
Re: 2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
Images of AR12847 and AR12849
- 週二 27 7月, 2021 17:58
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 3
- 觀看: 107
Re: 2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
Images of AR12846 and AR12848
- 週二 27 7月, 2021 17:57
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 3
- 觀看: 107
2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849
2021 July 27 Sun - solar surface in H-alpha, with AR12844, AR12846, AR12847, AR12848 and AR12849 AR12844 is located at (S43W70). strips of plages are visible. AR12846 is located at (N24W22). The sunspots are visible at the leading end of the plages. Flares are visible amid the following plages, and ...
- 週二 27 7月, 2021 17:14
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 27 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 4
- 觀看: 98
- 週二 27 7月, 2021 17:13
- 版面: 太陽觀測和攝影 Solar Observation & Photography
- 主題: 2021 July 27 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
- 回覆: 4
- 觀看: 98
Re: 2021 July 27 Sun - solar surface in Ca-K, with AR12844, AR12846, AR12847, AR12848 and AR12849
Images of AR12847 and AR12849