Daily Sunspot Evaluation
Observation Sheet Wednesday, 2 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)
- 8
- Number of spots (f)
- 29
- Relative number (R)
- 109
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19780802.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 2 | 36 | 04E | 279 | 03E | ||
| 2 | A – 1 | 39 | 14E | 269 | 13E | ||
| 3 | ? – 1 | 20 | 09E | 274 | 08E | ||
| 4 | A – 1 | 21 | 23E | 260 | 22E | ||
| 5 | D – 18 | -22 | 15E | 268 | 14E | ||
| 6 | A – 1 | -26 | 42W | 325 | 43W | ||
| 7 | A – 1 | -26 | 52W | 335 | 53W | ||
| 8 | B – 4 | 25 | 28W | 311 | 29W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.