Relevé H-Alpha du 2026-07-31 08:37 UTC
H-Alpha solar observation made on July 31, 2026 by icm and published on Wolf.Solar. Wolf number 74 (5 groups, 24 spots). Carrington rotation 2313.
Counts
| Groups | 5 |
|---|---|
| Spots | 24 |
| Hα active | 1 |
| Hα quiescent | 6 |
| Filaments | 27 |
| Flares | 1 |
| Plages | 4 |
Conditions
| Seeing | 3 / 5 |
|---|---|
| Transparency | 3 / 4 |
| Cloud cover (octas) | 2 |
Ephemerides
| Carrington rotation | 2313 |
|---|---|
| L₀ | 28.71° |
| B₀ | 5.71° |
| P | 10.53° |
| Declination | 18.22° |
| Julian day | 2461252.85903 |
That day in the community
| Daily mean Wolf number | 99 |
|---|---|
| Observations | 5 |
| CR | 2313 |