Daily Sunspot Evaluation
Observation Sheet Saturday, 1 July 1967
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)
- 6
- Number of spots (f)
- 22
- Relative number (R)
- 82
- Observer
- SB
- Reading
- counts consistent, some coordinates doubtful
- File
- 19670701.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 1 | 20 | 70E | 54 ⚠ | |||
| 2 | J – 2 | -17 | 66E | 34 | |||
| 3 | C – 9 | -24 | 58W | 158 | |||
| 4 | ? – 5 | 17 | 80W | 180 | |||
| 5 | A – 2 | 32 | 58W | 158 | |||
| 6 | H – 3 | 24 | 10W | 110 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.