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Observation solaire du 25 décembre 2023 à Nexon
Whitelight — December 25, 2023 at 12:09 PM · by isontheline · Wolf 91 · A 2 ⚠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 25, 2023 by isontheline and published on Wolf.Solar. Wolf number 91 (7 groups, 21 spots). Naked-eye A number 2. Carrington rotation 2279. Tags: AR13528, AR13529, AR13530, AR13531, AR13533.
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! | 2 |
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| Groups | 7 |
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| Groups North | 5 |
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| Groups South | 2 |
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| Spots | 21 |
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| Spots North | 15 |
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| Spots South | 6 |
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| Plages | 4 |
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| CV number | 191 |
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| Q value | 26 |
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Conditions
| Seeing | 2 / 5 |
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| Cloud cover (octas) | 2 |
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Ephemerides
| Carrington rotation | 2279 |
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| L₀ | 313.00° |
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| B₀ | -2.15° |
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| P | 5.44° |
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| Declination | -23.39° |
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| Julian day | 2460304.00625 |
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AR13528AR13529AR13530AR13531AR13533
Images by isontheline that day
View on Wolf.Solar ↗
Sunspots Regions
Areas Summary
CV-Helios Network - Classification Values (CV)
Dso Dsc Hhx Eho Hax Dso Hsx
Plages Summary
Number of plages: 4