Daily Sunspot Evaluation
Observation Sheet Sunday, 3 December 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)
- 12
- Number of spots (f)
- 43
- Relative number (R)
- 163
- Observer
- LT
- Reading
- counts consistent, some coordinates doubtful
- File
- 19671203.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 5 | 27 | 19E | 194 | |||
| 2 | D – 7 | 14 | 57E | 156 | |||
| 3 | J – 2 | 11 | 58E | 155 | |||
| 4 | J – 1 | 11 | 74E | 139 | |||
| 5 | A – 1 | -17 | 10E | 203 | |||
| 6 | A – 1 | -26 | 19W | 232 | |||
| 7 | C – 11 | -20 | 34W | 247 | |||
| 8 | B – 3 | -15 | 34W | 247 | |||
| 9 | H – 3 | -18 | 71W | 284 | |||
| 10 | A – 1 | 12 | 58W | 271 | |||
| 11 | D – 7 | 21 | 57W | 270 | |||
| 12 | A – 1 | 22 | 28W | 251 ⚠ |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.