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Relevé H-Alpha du 2024-02-20 10:45 UTC
H-Alpha — February 20, 2024 at 10:45 AM · by astrololo31 · Wolf 27
H-Alpha solar observation made on February 20, 2024 by astrololo31 and published on Wolf.Solar. Wolf number 27 (2 groups, 7 spots). Carrington rotation 2281.
Counts
| Groups | 2 |
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| Spots | 7 |
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| Hα active | 3 |
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| Hα quiescent | 6 |
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| Filaments | 16 |
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| Flares | 0 |
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| Plages | 4 |
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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 | 2281 |
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| L₀ | 283.19° |
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| B₀ | -7.01° |
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| P | -18.95° |
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| Declination | -11.02° |
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| Julian day | 2460360.94792 |
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