Search
Relevé H-Alpha du 2025-09-19 08:30 UTC
H-Alpha — September 19, 2025 at 08:30 AM · by astrololo31 · Wolf 89
H-Alpha solar observation made on September 19, 2025 by astrololo31 and published on Wolf.Solar. Wolf number 89 (7 groups, 19 spots). Carrington rotation 2302.
Counts
| Groups | 7 |
|---|
| Spots | 19 |
|---|
| Hα active | 4 |
|---|
| Hα quiescent | 7 |
|---|
| Filaments | 10 |
|---|
| Flares | 0 |
|---|
| Plages | 7 |
|---|
Conditions
| Seeing | 3 / 5 |
|---|
| Transparency | 3 / 4 |
|---|
| Cloud cover (octas) | 1 |
|---|
Ephemerides
| Carrington rotation | 2302 |
|---|
| L₀ | 225.67° |
|---|
| B₀ | 7.13° |
|---|
| P | 24.74° |
|---|
| Declination | 1.33° |
|---|
| Julian day | 2460937.85417 |
|---|
View on Wolf.Solar ↗
Protubérance en barre active au limbe Nord-Ouest