Daily Sunspot Evaluation
Observation Sheet Thursday, 3 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)
- 22
- Relative number (R)
- 62
- Observer
- GT
- Reading
- all checks consistent
- File
- 19780803.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 3 | 39 | 02E | 270 | 01W | ||
| 2 | D – 16 | -23 | 04E | 268 | 01E | ||
| 3 | J – 1 | 19 | 02W | 274 | 05W | ||
| 4 | J – 2 | 36 | 06W | 278 | 08W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.