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AR12905 now followed by AR12906 and AR12907
Whitelight — December 14, 2021 at 11:01 AM · by isontheline · Wolf 40 · 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 December 14, 2021 by isontheline and published on Wolf.Solar. Wolf number 40 (3 groups, 10 spots). Naked-eye A number 0. Carrington rotation 2251. Tags: AR12905, AR12906, AR12907, HARP6652, HARP6653, HARP6655.
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 | 3 |
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| Groups North | 0 |
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| Groups South | 3 |
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| Spots | 10 |
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| Spots North | 0 |
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| Spots South | 10 |
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| Plages | 1 |
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| CV number | 7 |
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| Q value | 5 |
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Conditions
| Seeing | 4 / 5 |
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| Cloud cover (octas) | 0 |
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Ephemerides
| Carrington rotation | 2251 |
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| L₀ | 13.66° |
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| B₀ | -0.83° |
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| P | 10.37° |
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| Declination | -23.23° |
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| Julian day | 2459562.95903 |
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AR12905AR12906AR12907HARP6652HARP6653HARP6655
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