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Relevé H-Alpha du 2026-04-21 16:13 UTC
H-Alpha — April 21, 2026 at 04:13 PM · by solarium · Wolf 66
H-Alpha solar observation made on April 21, 2026 by solarium and published on Wolf.Solar. Wolf number 66 (5 groups, 16 spots). Carrington rotation 2310.
Counts
| Groups | 5 |
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| Spots | 16 |
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| Hα active | 1 |
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| Hα quiescent | 7 |
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| Filaments | 0 |
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| Flares | 0 |
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| Plages | 2 |
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Conditions
| Seeing | 2 / 5 |
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| Transparency | 1 / 4 |
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| Cloud cover (octas) | -1 |
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Ephemerides
| Carrington rotation | 2310 |
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| L₀ | 280.70° |
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| B₀ | -5.08° |
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| P | -25.45° |
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| Declination | 12.02° |
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| Julian day | 2461152.17569 |
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