Daily Sunspot Evaluation
Observation Sheet Saturday, 26 February 1983
There is no typed record for this day. The values below were read by computer from the table on the sheet; when in doubt, see the drawing. Details →
- Number of groups (g)
- 6
- Number of spots (f)
- 22
- Relative number (R)
- 82
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19830226.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DSI – 12 | 13 | 05W | 223 | 08W | 10 | 50 |
| 2 | CAO – 4 | 15 | 38E | 180 | 35E | 10 | 51 |
| 3 | HAX – 1 | -8 | 30W | 248 | 33W | 1.75 | 49 |
| 4 | DAO – 3 | -8 | 14W | 232 | 17W | 6.5 | 52 |
| 5 | HAX – 1 | -17 | 45E | 173 | 42E | 1 | 53 |
| 6 | HKX – 1 | -19 | 58E | 160 | 52E | 3 | 54 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.