Daily Sunspot Evaluation
Observation Sheet Sunday, 29 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)
- 12
- Number of spots (f)
- 139
- Relative number (R)
- 259
- Observer
- SG
- Reading
- all checks consistent
- File
- 19590329.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 6 | 18 | 4E | ||||
| 2 | F – 41 | 26 | 21E | ||||
| 3 | E – 36 | 12 | 33E | ||||
| 4 | B – 5 | -4 | 9E | ||||
| 5 | B – 3 | -4 | 28E | ||||
| 6 | J – 2 | -9 | 63E | ||||
| 7 | J – 1 | -34 | 39W | ||||
| 8 | E – 17 | -9 | 28W | ||||
| 9 | D – 6 | 16 | 67W | ||||
| 10 | E – 8 | 24 | 40W | ||||
| 11 | B – 11 | 19 | 13W | ||||
| 12 | B – 3 | 13 | 5W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.