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Relevé H-Alpha du 2023-07-17 10:30 UTC
H-Alpha — July 17, 2023 at 10:30 AM · by astrololo31 · Wolf 56
H-Alpha solar observation made on July 17, 2023 by astrololo31 and published on Wolf.Solar. Wolf number 56 (4 groups, 16 spots). Carrington rotation 2273.
Counts
| Groups | 4 |
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| Spots | 16 |
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| Hα active | 4 |
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| Hα quiescent | 6 |
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| Filaments | 9 |
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| Flares | 0 |
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| Plages | 10 |
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Conditions
| Seeing | 3 / 5 |
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| Transparency | 3 / 4 |
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| Cloud cover (octas) | 1 |
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Ephemerides
| Carrington rotation | 2273 |
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| L₀ | 278.76° |
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| B₀ | 4.51° |
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| P | 4.55° |
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| Declination | 21.20° |
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| Julian day | 2460142.93750 |
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