Relevé H-Alpha du 2026-04-18 10:34 UTC
H-Alpha solar observation made on April 18, 2026 by solarium and published on Wolf.Solar. Wolf number 28 (2 groups, 8 spots). Carrington rotation 2310.
Counts
| Groups | 2 |
|---|---|
| Spots | 8 |
| Hα active | 7 |
| Hα quiescent | 4 |
| Filaments | 0 |
| Flares | 0 |
| Plages | 1 |
Conditions
| Seeing | 1 / 5 |
|---|---|
| Transparency | 1 / 4 |
| Cloud cover (octas) | -1 |
Ephemerides
| Carrington rotation | 2310 |
|---|---|
| L₀ | 323.43° |
| B₀ | -5.36° |
| P | -25.76° |
| Declination | 10.91° |
| Julian day | 2461148.94028 |
That day in the community
| Daily mean Wolf number | 39 |
|---|---|
| Observations | 7 |
| CR | 2310 |