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New sunspot group tagged AR12842 and classed Hsx
Whitelight — July 11, 2021 at 12:20 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 11, 2021 by isontheline and published on Wolf.Solar. Wolf number 11 (1 groups, 1 spots). Naked-eye A number 0. Carrington rotation 2246. Tags: AR12842, HARP6421.
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 | 1 |
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| Groups South | 0 |
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| Spots | 1 |
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| Spots North | 1 |
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| Spots South | 0 |
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| Plages | 0 |
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| CV number | 10 |
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| Q value | 3 |
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Conditions
| Seeing | 3 / 5 |
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| Cloud cover (octas) | 4 |
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Ephemerides
| Carrington rotation | 2246 |
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| L₀ | 272.25° |
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| B₀ | 3.98° |
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| P | 2.14° |
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| Declination | 22.03° |
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| Julian day | 2459407.01389 |
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AR12842HARP6421
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