Daily Sunspot Evaluation
Observation Sheet Saturday, 30 January 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)
- 11
- Number of spots (f)
- 85
- Relative number (R)
- 195
- Observer
- TSS
- Reading
- all checks consistent
- File
- 19600130.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 11 | 12 | 2E | ||||
| 2 | D – 5 | 21 | 42E | ||||
| 3 | A – 2 | 24 | 49E | ||||
| 4 | J – 3 | 24 | 62E | ||||
| 5 | D – 9 | 9 | 32E | ||||
| 6 | C – 4 | -18 | 50E | ||||
| 7 | H – 13 | -15 | 19E | ||||
| 8 | J – 1 | -8 | 55W | ||||
| 9 | J – 1 | 9 | 30W | ||||
| 10 | C – 7 | 22 | 32W | ||||
| 11 | E – 29 | 8 | 13W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.