Daily Sunspot Evaluation
Observation Sheet Monday, 10 March 1958
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)
- 10
- Number of spots (f)
- 94
- Relative number (R)
- 194
- Observer
- FY
- Reading
- all checks consistent
- File
- 19580310.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 5 | 21 | 18E | ||||
| 2 | C – 5 | 14 | 21E | ||||
| 3 | H – 16 | 10 | 29E | ||||
| 4 | D – 13 | 14 | 42E | ||||
| 5 | E – 23 | -18 | 38W | ||||
| 6 | B – 5 | -11 | 32W | ||||
| 7 | H – 2 | 24 | 60W | ||||
| 8 | A – 1 | 16 | 30W | ||||
| 9 | E – 19 | 32 | 39W | ||||
| 10 | B – 5 | 23 | 17W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.