Daily Sunspot Evaluation
Observation Sheet Thursday, 1 March 1962
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)
- 5
- Number of spots (f)
- 47
- Relative number (R)
- 97
- Observer
- ET
- Reading
- all checks consistent
- File
- 19620301.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 4 | 7 | 32E | ||||
| 2 | G – 2 | 7 | 47E | ||||
| 3 | C – 25 | -11 | 49W | ||||
| 4 | A – 10 | -8 | 34W | ||||
| 5 | H – 6 | 11 | 41W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.