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Relevé H-Alpha du 2025-04-18 11:46 UTC
H-Alpha — April 18, 2025 at 11:46 AM · by astrololo31 · Wolf 80
H-Alpha solar observation made on April 18, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 80 (6 groups, 20 spots). Carrington rotation 2296.
Counts
| Groups | 6 |
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| Spots | 20 |
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| Hα active | 0 |
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| Hα quiescent | 6 |
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| Filaments | 11 |
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| Flares | 0 |
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| Plages | 5 |
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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 | 2296 |
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| L₀ | 100.33° |
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| B₀ | -5.33° |
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| P | -25.74° |
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| Declination | 11.01° |
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| Julian day | 2460783.99028 |
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