Relevé H-Alpha du 2025-08-04 08:36 UTC
H-Alpha solar observation made on August 4, 2025 by solarium and published on Wolf.Solar. Wolf number 67 (5 groups, 17 spots). Carrington rotation 2300.
Counts
| Groups | 5 |
|---|---|
| Spots | 17 |
| Hα active | 4 |
| Hα quiescent | 4 |
| Filaments | 5 |
| Flares | 0 |
| Plages | 5 |
Conditions
| Seeing | 3 / 5 |
|---|---|
| Transparency | 1 / 4 |
| Cloud cover (octas) | -1 |
Ephemerides
| Carrington rotation | 2300 |
|---|---|
| L₀ | 113.37° |
| B₀ | 6.01° |
| P | 12.19° |
| Declination | 17.13° |
| Julian day | 2460891.85833 |
That day in the community
| Daily mean Wolf number | 108 |
|---|---|
| Observations | 7 |
| CR | 2300 |