Daily Sunspot Evaluation
Observation Sheet Saturday, 26 August 1978
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)
- 4
- Number of spots (f)
- 12
- Relative number (R)
- 52
- Observer
- GA
- Reading
- all checks consistent
- File
- 19780826.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 20 | 79E | 249 | 76E | ||
| 2 | C – 5 | -16 | 16E | 312 | 13E | ||
| 3 | B – 5 | -24 | 06E | 322 | 03E | ||
| 4 | J – 1 | -20 | 66W | 34 | 69W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.