Daily Sunspot Evaluation
Observation Sheet Tuesday, 10 March 1959
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)
- 14
- Number of spots (f)
- 57
- Relative number (R)
- 197
- Observer
- AK
- Reading
- all checks consistent
- File
- 19590310.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 4 | 24 | 0 | ||||
| 2 | A – 2 | 23 | 6E | ||||
| 3 | B – 3 | 8 | 11E | ||||
| 4 | J – 1 | 24 | 39E | ||||
| 5 | J – 1 | 18 | 36E | ||||
| 6 | C – 2 | 7 | 24E | ||||
| 7 | C – 2 | 8 | 60E | ||||
| 8 | J – 2 | -8 | 72E | ||||
| 9 | D – 9 | -16 | 22E | ||||
| 10 | A – 4 | -17 | 63W | ||||
| 11 | E – 16 | -11 | 41W | ||||
| 12 | C – 6 | 16 | 61W | ||||
| 13 | J – 3 | 21 | 73W | ||||
| 14 | C – 2 | 24 | 10W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.