Relevé H-Alpha du 2026-07-20 16:09 UTC
H-Alpha solar observation made on July 20, 2026 by solarium and published on Wolf.Solar. Wolf number 42 (3 groups, 12 spots). Carrington rotation 2313.
Counts
| Groups | 3 |
|---|---|
| Spots | 12 |
| Hα active | 3 |
| Hα quiescent | 4 |
| Filaments | 6 |
| Flares | 1 |
| Plages | 1 |
Conditions
| Seeing | 1 / 5 |
|---|---|
| Transparency | 1 / 4 |
| Cloud cover (octas) | -1 |
Ephemerides
| Carrington rotation | 2313 |
|---|---|
| L₀ | 170.08° |
| B₀ | 4.83° |
| P | 6.08° |
| Declination | 20.57° |
| Julian day | 2461242.17292 |
That day in the community
| Daily mean Wolf number | 60 |
|---|---|
| Observations | 7 |
| CR | 2313 |
AR 14493 C1.72