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Relevé H-Alpha du 2023-04-18 09:15 UTC
H-Alpha — April 18, 2023 at 09:15 AM · by astrololo31 · Wolf 48
H-Alpha solar observation made on April 18, 2023 by astrololo31 and published on Wolf.Solar. Wolf number 48 (4 groups, 8 spots). Carrington rotation 2269.
Counts
| Groups | 4 |
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| Spots | 8 |
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| Hα active | 2 |
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| Hα quiescent | 5 |
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| Filaments | 19 |
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| Flares | 0 |
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| Plages | 5 |
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Conditions
| Seeing | 2 / 5 |
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| Transparency | 2 / 4 |
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| Cloud cover (octas) | 0 |
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Ephemerides
| Carrington rotation | 2269 |
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| L₀ | 30.03° |
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| B₀ | -5.38° |
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| P | -25.80° |
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| Declination | 10.79° |
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| Julian day | 2460052.88542 |
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