Relevé H-Alpha du 2026-05-17 10:23 UTC
H-Alpha solar observation made on May 17, 2026 by solarium and published on Wolf.Solar. Wolf number 73 (6 groups, 13 spots). Carrington rotation 2311.
Counts
| Groups | 6 |
|---|---|
| Spots | 13 |
| Hα active | 5 |
| Hα quiescent | 5 |
| Filaments | 6 |
| Flares | 1 |
| Plages | 3 |
Conditions
| Seeing | 1 / 5 |
|---|---|
| Transparency | 1 / 4 |
| Cloud cover (octas) | -1 |
Ephemerides
| Carrington rotation | 2311 |
|---|---|
| L₀ | 300.24° |
| B₀ | -2.42° |
| P | -20.28° |
| Declination | 19.38° |
| Julian day | 2461177.93264 |
That day in the community
| Daily mean Wolf number | 83 |
|---|---|
| Observations | 5 |
| CR | 2311 |
AR14441 B6.14