Daily Sunspot Evaluation
Observation Sheet Thursday, 6 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)
- 3
- Number of spots (f)
- 43
- Relative number (R)
- 73
- Observer
- GT
- Reading
- all checks consistent
- File
- 19780706.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 27 | -28 | 41W | 323 | 44W | ||
| 2 | D – 11 | 26 | 46W | 328 | 49W | ||
| 3 | H – 5 | 18 | 03W | 285 | 06W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.