Daily Sunspot Evaluation
Observation Sheet Saturday, 8 July 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)
- 53
- Relative number (R)
- 133
- Observer
- GT
- Reading
- all checks consistent
- File
- 19780708.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 6 | 28 | 56E | 199 | 53E | ||
| 2 | C – 7 | -17 | 56E | 199 | 53E | ||
| 3 | E – 18 | -20 | 16E | 239 | 13E | ||
| 4 | E – 6 | -28 | 66W | 321 | 69W | ||
| 5 | D – 9 | -17 | 58W | 313 | 61W | ||
| 6 | B – 3 | 16 | 44W | 299 | 47W | ||
| 7 | A – 1 | 26 | 70W | 325 | 73W | ||
| 8 | J – 3 | 19 | 29W | 284 | 32W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.