Daily Sunspot Evaluation
Observation Sheet Thursday, 5 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)
- 15
- Number of spots (f)
- 99
- Relative number (R)
- 249
- Observer
- KA
- Reading
- all checks consistent
- File
- 19590305.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 6 | 27 | 15E | ||||
| 2 | B – 4 | 18 | 8E | ||||
| 3 | B – 5 | 8 | 32E | ||||
| 4 | J – 1 | 25 | 52E | ||||
| 5 | J – 3 | 23 | 66E | ||||
| 6 | ? – 2 | 8 | 80E | ||||
| 7 | ? – 3 | -16 | 74E | ||||
| 8 | ? – 1 | -18 | 82E | ||||
| 9 | E – 29 | -10 | 27E | ||||
| 10 | D – 22 | -17 | 1W | ||||
| 11 | A – 1 | -5 | 48W | ||||
| 12 | A – 2 | 0 | 39W | ||||
| 13 | A – 2 | -3 | 15W | ||||
| 14 | B – 3 | 16 | 12W | ||||
| 15 | B – 15 | 18 | 2W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.