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Relevé Lumière Blanche du 2020-07-22 18:05:00 UTC
Whitelight — July 22, 2020 at 06:05 PM · by isontheline · Wolf 11 · A 0 ⚠Warning — Your eye must be behind a suitable filter! Never look at the Sun without proper visual protection! Can cause serious eye damage or blindness!
Whitelight solar observation made on July 22, 2020 by isontheline and published on Wolf.Solar. Wolf number 11 (1 groups, 1 spots). Naked-eye A number 0. Carrington rotation 2233.
Counts
| A number (naked eye) ⚠Warning — Your eye must be behind a suitable filter! Never look at the Sun without proper visual protection! Can cause serious eye damage or blindness! | 0 |
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| Groups | 1 |
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| Groups North | 0 |
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| Groups South | 1 |
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| Spots | 1 |
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| Spots North | 0 |
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| Spots South | 1 |
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| CV number | 10 |
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| Q value | 3 |
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Conditions
| Seeing | 2 / 5 |
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| Cloud cover (octas) | 5 |
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Ephemerides
| Carrington rotation | 2233 |
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| L₀ | 261.08° |
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| B₀ | 5.06° |
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| P | 7.17° |
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| Declination | 20.07° |
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| Julian day | 2459053.25347 |
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View on Wolf.Solar ↗
Le groupe HARP6121 / AR12767 de classe Hsx continu sa rotation et se détache donc du limbe Est, ce qui permet de distinguer clairement l'ombre et la pénombre de la tache solaire. La polarité de la région active indique qu'elle appartient au nouveau cycle solaire, le cycle 25.
Classification