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Relevé H-Alpha du 2025-06-28 08:45 UTC
H-Alpha — June 28, 2025 at 08:45 AM · by astrololo31 · Wolf 81
H-Alpha solar observation made on June 28, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 81 (7 groups, 11 spots). Carrington rotation 2299.
Counts
| Groups | 7 |
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| Spots | 11 |
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| Hα active | 3 |
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| Hα quiescent | 5 |
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| Filaments | 13 |
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| Flares | 0 |
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| Plages | 9 |
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Conditions
| Seeing | 2 / 5 |
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| Transparency | 2 / 4 |
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| Cloud cover (octas) | 0 |
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Ephemerides
| Carrington rotation | 2299 |
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| L₀ | 242.86° |
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| B₀ | 2.57° |
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| P | -3.79° |
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| Declination | 23.26° |
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| Julian day | 2460854.86458 |
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View on Wolf.Solar ↗
3 grandes protubérances actives au limbe ouest