Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 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)
- 3
- Number of spots (f)
- 24
- Relative number (R)
- 54
- Observer
- GT
- Reading
- counts consistent, some coordinates doubtful
- File
- 19780801.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 8 | 37 | 24E | 294 ⚠ | 20E | ||
| 2 | J – 3 | 20 | 25E | 273 | 21E | ||
| 3 | C – 13 | -22 | 30E | 268 | 26E |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.