Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 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)
- 6
- Number of spots (f)
- 33
- Relative number (R)
- 93
- Observer
- ET
- Reading
- all checks consistent
- File
- 19600301.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 3 | -14 | 36E | ||||
| 2 | B – 11 | -12 | 26E | ||||
| 3 | C – 5 | -12 | 19E | ||||
| 4 | A – 1 | 5 | 41W | ||||
| 5 | J – 1 | 11 | 37W | ||||
| 6 | C – 12 | 23 | 5W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.