Daily Sunspot Evaluation
Observation Sheet Friday, 6 October 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)
- 77
- Relative number (R)
- 197
- Observer
- LT
- Reading
- counts consistent, some coordinates doubtful
- File
- 19671006.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 29 | 26.5E | 254 ⚠ | |||
| 2 | A – 2 | 20 | 045E | 214 | |||
| 3 | B – 9 | 12 | H1029E | 230 | |||
| 4 | J – 3 | -26 | 27.35E | 224 ⚠ | |||
| 5 | B – 8 | -21 | -22.5E | 254 | |||
| 6 | J – 1 | -17 | -18.2W | 261 | |||
| 7 | A – 1 | -17 | -19.30W | 269 | |||
| 8 | E – 37 | -16 | -17.35W | 294 | |||
| 9 | D – 5 | -19 | -20.57W | 316 | |||
| 10 | H – 1 | 10 | 72W | 331 | |||
| 11 | J – 2 | 22 | +21.62W | 321 | |||
| 12 | A – 6 | 24 | +23.2W | 261 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.