Daily Sunspot Evaluation
Observation Sheet Monday, 9 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)
- 17
- Number of spots (f)
- 84
- Relative number (R)
- 254
- Observer
- KA
- Reading
- all checks consistent
- File
- 19590309.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 24 | 2E | ||||
| 2 | I – 1 | 24 | 40E | ||||
| 3 | A – 6 | 23 | 23E | ||||
| 4 | A – 1 | 34 | 31E | ||||
| 5 | C – 3 | 23 | 57E | ||||
| 6 | I – 1 | 17 | 51E | ||||
| 7 | A – 3 | 9 | 25E | ||||
| 8 | J – 1 | 8 | 39E | ||||
| 9 | ? – 2 | 9 | 77E | ||||
| 10 | D – 6 | -15 | 37E | ||||
| 11 | E – 18 | -11 | 25W | ||||
| 12 | C – 9 | -17 | 25W | ||||
| 13 | ? – 1 | 9 | 82W | ||||
| 14 | C – 9 | 13 | 57W | ||||
| 15 | D – 7 | 16 | 49W | ||||
| 16 | C – 10 | 23 | 58W | ||||
| 17 | A – 5 | 9 | 25W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.