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Relevé H-Alpha du 2023-07-31 09:00 UTC
H-Alpha — July 31, 2023 at 09:00 AM · by astrololo31 · Wolf 108
H-Alpha solar observation made on July 31, 2023 by astrololo31 and published on Wolf.Solar. Wolf number 108 (8 groups, 28 spots). Carrington rotation 2273.
Counts
| Groups | 8 |
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| Spots | 28 |
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| Hα active | 1 |
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| Hα quiescent | 7 |
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| Filaments | 12 |
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| Flares | 1 |
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| Plages | 10 |
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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 | 2273 |
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| L₀ | 94.38° |
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| B₀ | 5.69° |
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| P | 10.43° |
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| Declination | 18.29° |
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| Julian day | 2460156.87500 |
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