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AR12887 / HARP6573 evolves from Dao to Dki
Whitelight — October 24, 2021 at 09:17 AM · by isontheline · Wolf 25 · 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 October 24, 2021 by isontheline and published on Wolf.Solar. Wolf number 25 (2 groups, 5 spots). Naked-eye A number 0. Carrington rotation 2250. Tags: AR12886, AR12887, HARP6563, HARP6573.
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 | 2 |
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| Groups North | 0 |
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| Groups South | 2 |
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| Spots | 5 |
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| Spots North | 0 |
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| Spots South | 5 |
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| Plages | 2 |
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| CV number | 56 |
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| Q value | 7 |
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Conditions
| Seeing | 4 / 5 |
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| Cloud cover (octas) | 0 |
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Ephemerides
| Carrington rotation | 2250 |
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| L₀ | 326.89° |
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| B₀ | 5.11° |
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| P | 25.50° |
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| Declination | -11.88° |
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| Julian day | 2459511.88681 |
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AR12886AR12887HARP6563HARP6573
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