Search
Relevé H-Alpha du 2025-12-31 12:17 UTC
H-Alpha — December 31, 2025 at 12:17 PM · by solarium · Wolf 57
H-Alpha solar observation made on December 31, 2025 by solarium and published on Wolf.Solar. Wolf number 57 (4 groups, 17 spots). Carrington rotation 2306.
Counts
| Groups | 4 |
|---|
| Spots | 17 |
|---|
| Hα active | 7 |
|---|
| Hα quiescent | 9 |
|---|
| Filaments | 11 |
|---|
| Flares | 0 |
|---|
| Plages | 2 |
|---|
Conditions
| Seeing | 2 / 5 |
|---|
| Transparency | 1 / 4 |
|---|
| Cloud cover (octas) | -1 |
|---|
Ephemerides
| Carrington rotation | 2306 |
|---|
| L₀ | 305.60° |
|---|
| B₀ | -2.94° |
|---|
| P | 2.30° |
|---|
| Declination | -23.06° |
|---|
| Julian day | 2461041.01181 |
|---|
View on Wolf.Solar ↗