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Relevé H-Alpha du 2025-05-30 09:00 UTC
H-Alpha — May 7, 2025 at 09:00 AM · by astrololo31 · Wolf 50
H-Alpha solar observation made on May 7, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 50 (3 groups, 20 spots). Carrington rotation 2297.
Counts
| Groups | 3 |
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| Spots | 20 |
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| Hα active | 3 |
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| Hα quiescent | 10 |
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| Filaments | 14 |
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| Flares | 0 |
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| Plages | 3 |
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Conditions
| Seeing | 2 / 5 |
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| Transparency | 2 / 4 |
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| Cloud cover (octas) | 4 |
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Ephemerides
| Carrington rotation | 2297 |
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| L₀ | 210.79° |
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| B₀ | -3.51° |
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| P | -22.80° |
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| Declination | 16.93° |
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| Julian day | 2460802.87500 |
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View on Wolf.Solar ↗
Grande protubérance active limbe Nord-Est