Daily Sunspot Evaluation
Observation Sheet Thursday, 8 August 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)
- 8
- Number of spots (f)
- 52
- Relative number (R)
- 132
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19680808.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 17 | 12 | 08E | 160 | |||
| 2 | B – 4 | 5 | 35E | 133 | |||
| 3 | J – 1 | -16 | 60E | 108 | |||
| 4 | C – 16 | 2 | 25W | 193 | |||
| 5 | A – 1 | -8 | 61W | 229 | |||
| 6 | J – 1 | 7 | 07W | 175 | |||
| 7 | A – 5 | 13 | 33W | 201 | |||
| 8 | C – 7 | 13 | 05W | 173 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.