Relevé H-Alpha du 2025-08-17 10:03 UTC
H-Alpha solar observation made on August 17, 2025 by solarium and published on Wolf.Solar. Wolf number 23 (2 groups, 3 spots). Carrington rotation 2301.
Counts
| Groups | 2 |
|---|---|
| Spots | 3 |
| Hα active | 3 |
| Hα quiescent | 1 |
| Filaments | 3 |
| Flares | 0 |
| Plages | 0 |
Conditions
| Seeing | 1 / 5 |
|---|---|
| Transparency | 1 / 4 |
| Cloud cover (octas) | -1 |
Ephemerides
| Carrington rotation | 2301 |
|---|---|
| L₀ | 300.70° |
| B₀ | 6.75° |
| P | 16.85° |
| Declination | 13.27° |
| Julian day | 2460904.91875 |
That day in the community
| Daily mean Wolf number | 63 |
|---|---|
| Observations | 4 |
| CR | 2301 |