Daily Sunspot Evaluation
Observation Sheet Saturday, 1 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)
- 7
- Number of spots (f)
- 37
- Relative number (R)
- 107
- Observer
- GA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19780701.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 16 | 00 | 347 | 02W | ||
| 2 | D – 4 | 20 | 68E | 279 | 66E | ||
| 3 | J – 2 | -18 | 57E | 280 ⚠ | 55E | ✓ | |
| 4 | A – 2 | -15 | 34E | 313 | 32E | ||
| 5 | D – 11 | -21 | 60W | 47 | 62W | ||
| 6 | A – 2 | -19 | 73W | 60 | 75W | ✓ | |
| 7 | D – 14 | 23 | 46W | 33 | 48W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.