Daily Sunspot Evaluation
Observation Sheet Sunday, 2 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)
- 6
- Number of spots (f)
- 38
- Relative number (R)
- 98
- Observer
- FY
- Reading
- all checks consistent
- File
- 19580302.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 3 | -10 | 62E | ||||
| 2 | E – 18 | -17 | 67E | ||||
| 3 | D – 8 | -23 | 14W | ||||
| 4 | J – 2 | -17 | 70W | ||||
| 5 | J – 3 | -14 | 61W | ||||
| 6 | A – 4 | 32 | 22W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.