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Relevé H-Alpha du 2025-08-04 08:30 UTC
H-Alpha — August 4, 2025 at 08:30 AM · by astrololo31 · Wolf 67
H-Alpha solar observation made on August 4, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 67 (5 groups, 17 spots). Carrington rotation 2300.
Counts
| Groups | 5 |
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| Spots | 17 |
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| Hα active | 2 |
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| Hα quiescent | 9 |
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| Filaments | 9 |
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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) | 3 |
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Ephemerides
| Carrington rotation | 2300 |
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| L₀ | 113.43° |
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| B₀ | 6.01° |
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| P | 12.19° |
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| Declination | 17.13° |
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| Julian day | 2460891.85417 |
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