Relevé H-Alpha du 2025-06-16 16:13 UTC
H-Alpha solar observation made on June 16, 2025 by solarium and published on Wolf.Solar. Wolf number 52 (4 groups, 12 spots). Carrington rotation 2298.
Counts
| Groups | 4 |
|---|---|
| Spots | 12 |
| Hα active | 2 |
| Hα quiescent | 9 |
| Filaments | 6 |
| Flares | 0 |
| Plages | 3 |
Conditions
| Seeing | 4 / 5 |
|---|---|
| Transparency | 1 / 4 |
| Cloud cover (octas) | -1 |
Ephemerides
| Carrington rotation | 2298 |
|---|---|
| L₀ | 37.58° |
| B₀ | 1.21° |
| P | -8.98° |
| Declination | 23.37° |
| Julian day | 2460843.17569 |
That day in the community
| Daily mean Wolf number | 96 |
|---|---|
| Observations | 7 |
| CR | 2298 |