Daily Sunspot Evaluation
Observation Sheet Thursday, 16 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)
- 73
- Relative number (R)
- 163
- Observer
- SB
- Reading
- all checks consistent
- File
- 19671116.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 16 | 11 | 5E | 73 | |||
| 2 | A – 5 | 18 | 32E | 46 | |||
| 3 | A – 4 | 18 | 51E | 27 | |||
| 4 | F – 22 | 10 | 38E | 40 | |||
| 5 | B – 12 | -15 | 45W | 124 | |||
| 6 | A – 1 | 14 | 51W | 129 | |||
| 7 | D – 7 | 11 | 69W | 147 | |||
| 8 | H – 1 | 14 | 15W | 93 | |||
| 9 | A – 5 | 12 | 11W | 89 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.