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Observation solaire du 4 février 2023 à Nexon
Whitelight — February 4, 2023 at 12:47 PM · by isontheline · Wolf 56 · 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 February 4, 2023 by isontheline and published on Wolf.Solar. Wolf number 56 (4 groups, 16 spots). Naked-eye A number 0. Carrington rotation 2267. Tags: AR13207, AR13209, AR13210, AR13211.
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 | 4 |
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| Groups North | 1 |
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| Groups South | 3 |
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| Spots | 16 |
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| Spots North | 4 |
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| Spots South | 12 |
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| Plages | 3 |
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| CV number | 50 |
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| Q value | 13 |
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Conditions
| Seeing | 2 / 5 |
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| Cloud cover (octas) | 4 |
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Ephemerides
| Carrington rotation | 2267 |
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| L₀ | 270.32° |
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| B₀ | -6.23° |
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| P | -13.45° |
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| Declination | -16.21° |
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| Julian day | 2459980.03264 |
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AR13207AR13209AR13210AR13211
Images by isontheline that day
View on Wolf.Solar ↗
Sunspots Regions
Areas Summary
Plages Summary
Number of plages: 3