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Relevé H-Alpha du 2025-11-18 10:40 UTC
H-Alpha — November 18, 2025 at 10:40 AM · by astrololo31 · Wolf 52
H-Alpha solar observation made on November 18, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 52 (4 groups, 12 spots). Carrington rotation 2304.
Counts
| Groups | 4 |
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| Spots | 12 |
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| Hα active | 3 |
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| Hα quiescent | 8 |
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| Filaments | 9 |
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| Flares | 1 |
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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) | 1 |
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Ephemerides
| Carrington rotation | 2304 |
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| L₀ | 153.07° |
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| B₀ | 2.45° |
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| P | 20.34° |
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| Declination | -19.33° |
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| Julian day | 2460997.94444 |
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View on Wolf.Solar ↗
éruption zone NOAA 4284