Daily Sunspot Evaluation
Observation Sheet Thursday, 30 November 1967
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)
- 9
- Number of spots (f)
- 76
- Relative number (R)
- 166
- Observer
- SB
- Reading
- all checks consistent
- File
- 19671130.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 13 | 44E | 209 | |||
| 2 | J – 4 | -28 | 20E | 233 | |||
| 3 | B – 9 | -20 | 3E | 250 | |||
| 4 | H – 18 | -19 | 30W | 283 | |||
| 5 | E – 27 | -28 | 61W | 314 | |||
| 6 | E – 12 | 21 | 68W | 321 | |||
| 7 | H – 2 | 28 | 78W | 331 | |||
| 8 | J – 2 | 13 | 19W | 272 | |||
| 9 | A – 1 | 21 | 16W | 269 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.