Daily Sunspot Evaluation
Observation Sheet Tuesday, 5 September 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)
- 11
- Number of spots (f)
- 50
- Relative number (R)
- 160
- Observer
- SB
- Reading
- counts consistent, some coordinates doubtful
- File
- 19670905.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 9 | 21 | 05E | 307 ⚠ | |||
| 2 | J – 1 | 23 | 09E | 299 | |||
| 3 | ?D – 15 | 14 | 11E | 297 | |||
| 4 | J – 3 | 25 | 35E | 273 | |||
| 5 | J – 1 | -22 | 45E | 262 | |||
| 6 | ?D – 9 | -21 | 19E | 289 | |||
| 7 | J – 1 | -29 | 26W | 334 | |||
| 8 | J – 4 | -19 | 16W | 324 | |||
| 9 | J – 1 | -20 | 25W | 333 | |||
| 10 | ? – 1 | -30 | 67W | 15 | |||
| 11 | H – 5 | 27 | 16W | 324 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.