Daily Sunspot Evaluation
Observation Sheet Tuesday, 3 May 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)
- 7
- Number of spots (f)
- 39
- Relative number (R)
- 109
- Observer
- FY
- Reading
- all checks consistent
- File
- 19600503.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 13 | 22E | ||||
| 2 | H – 3 | 29 | 66E | ||||
| 3 | D – 15 | 13 | 41E | ||||
| 4 | H – 3 | -8 | 49E | ||||
| 5 | ? – 3 | -16 | 83E | ||||
| 6 | J – 4 | -6 | 39W | ||||
| 7 | ? – 10 | 12 | 72W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.