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Relevé H-Alpha du 2023-02-13 10:20 UTC
H-Alpha — February 13, 2023 at 10:20 AM · by astrololo31 · Wolf 59
H-Alpha solar observation made on February 13, 2023 by astrololo31 and published on Wolf.Solar. Wolf number 59 (5 groups, 9 spots). Carrington rotation 2267.
Counts
| Groups | 5 |
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| Groups North | 3 |
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| Groups South | 2 |
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| Spots | 9 |
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| Spots North | 6 |
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| Spots South | 3 |
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| Hα active | 4 |
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| Hα quiescent | 4 |
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| Filaments | 22 |
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| Flares | 0 |
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| Plages | 11 |
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Conditions
| Seeing | 2 / 5 |
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| Transparency | 3 / 4 |
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| Cloud cover (octas) | 0 |
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Ephemerides
| Carrington rotation | 2267 |
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| L₀ | 153.16° |
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| B₀ | -6.74° |
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| P | -16.74° |
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| Declination | -13.37° |
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| Julian day | 2459988.93056 |
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