Relevé H-Alpha du 2025-07-09 08:30 UTC
H-Alpha solar observation made on July 9, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 46 (4 groups, 6 spots). Carrington rotation 2299.
Counts
| Groups | 4 |
|---|---|
| Spots | 6 |
| Hα active | 2 |
| Hα quiescent | 10 |
| Filaments | 9 |
| Flares | 0 |
| Plages | 4 |
Conditions
| Seeing | 2 / 5 |
|---|---|
| Transparency | 2 / 4 |
| Cloud cover (octas) | 0 |
Ephemerides
| Carrington rotation | 2299 |
|---|---|
| L₀ | 97.40° |
| B₀ | 3.76° |
| P | 1.18° |
| Declination | 22.31° |
| Julian day | 2460865.85417 |
That day in the community
| Daily mean Wolf number | 76 |
|---|---|
| Observations | 6 |
| CR | 2299 |
Grand protubérance éruptive au limbe Nord-Ouest