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Observation solaire du 18 juillet 2023 à Nexon
Whitelight — July 18, 2023 at 10:17 AM · by isontheline · Wolf 135 · 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 July 18, 2023 by isontheline and published on Wolf.Solar. Wolf number 135 (9 groups, 45 spots). Naked-eye A number 2. Carrington rotation 2273. Tags: AR13363, AR13371, AR13372, AR13373, AR13374, AR13376, AR13377.
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 | 9 |
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| Groups North | 3 |
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| Groups South | 6 |
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| Spots | 45 |
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| Spots North | 36 |
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| Spots South | 9 |
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| Plages | 5 |
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| CV number | 178 |
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| Q value | 29 |
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Conditions
| Seeing | 1 / 5 |
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| Cloud cover (octas) | 1 |
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Ephemerides
| Carrington rotation | 2273 |
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| L₀ | 265.65° |
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| B₀ | 4.60° |
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| P | 4.99° |
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| Declination | 21.03° |
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| Julian day | 2460143.92847 |
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AR13363AR13371AR13372AR13373AR13374AR13376AR13377
Images by isontheline that day
View on Wolf.Solar ↗
Sunspots Regions
Areas Summary
CV-Helios Network - Classification Values (CV)
Esc Dso Hsx Hrx Dho Axx Fho Bxo Axx
Plages Summary
Number of plages: 5