Daily Sunspot Evaluation
Observation Sheet Monday, 7 March 1960
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)
- 8
- Number of spots (f)
- 46
- Relative number (R)
- 126
- Observer
- AB
- Reading
- all checks consistent
- File
- 19600307.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 22 | 36E | ||||
| 2 | D – 3 | 24 | 48E | ||||
| 3 | J – 1 | 8 | 21E | ||||
| 4 | J – 1 | 13 | 74E | ||||
| 5 | C – 6 | 0 | 41E | ||||
| 6 | D – 16 | -9 | 50E | ||||
| 7 | H – 2 | -14 | 43W | ||||
| 8 | E – 15 | 9 | 15W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.