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Relevé H-Alpha du 2026-05-17 08:30 UTC
H-Alpha — May 17, 2026 at 08:30 AM · by astrololo31 · Wolf 84
H-Alpha solar observation made on May 17, 2026 by astrololo31 and published on Wolf.Solar. Wolf number 84 (7 groups, 14 spots). Carrington rotation 2311.
Counts
| Groups | 7 |
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| Spots | 14 |
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| Hα active | 7 |
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| Hα quiescent | 3 |
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| Filaments | 5 |
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| Flares | 0 |
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| Plages | 7 |
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Conditions
| Seeing | 2 / 5 |
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| Transparency | 2 / 4 |
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| Cloud cover (octas) | 2 |
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Ephemerides
| Carrington rotation | 2311 |
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| L₀ | 301.28° |
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| B₀ | -2.43° |
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| P | -20.30° |
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| Declination | 19.36° |
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| Julian day | 2461177.85417 |
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View on Wolf.Solar ↗
Protubérance en arche au limbe S-O, protubérances éruptives aux limbes N-E et S-E