Daily Sunspot Evaluation
Observation Sheet Saturday, 8 August 1970
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)
- 5
- Number of spots (f)
- 76
- Relative number (R)
- 126
- Observer
- FA
- Reading
- all checks consistent
- File
- 19700808.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 31 | 17 | 17E | 235 | |||
| 2 | H – 6 | 19 | 53E | 199 | |||
| 3 | D – 23 | -7 | 05E | 247 | |||
| 4 | C – 14 | 15 | 43W | 295 | |||
| 5 | J – 2 | 16 | 05W | 257 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.