Daily Sunspot Evaluation
Observation Sheet Thursday, 5 September 1968
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)
- 7
- Number of spots (f)
- 70
- Relative number (R)
- 140
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19680905.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | -15 | 66E | 92 | |||
| 2 | J – 1 | -3 | 06E | 152 | |||
| 3 | A – 1 | -28 | 24E | 134 | |||
| 4 | A – 1 | -27 | 06E | 152 | |||
| 5 | E – 58 | -15 | 16W | 174 | |||
| 6 | ? – 1 | -21 | 85W | 243 | |||
| 7 | H – 7 | 13 | 32W | 190 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.