Daily Sunspot Evaluation
Observation Sheet Monday, 26 June 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)
- 4
- Number of spots (f)
- 49
- Relative number (R)
- 89
- Observer
- DK
- Reading
- all checks consistent
- File
- 19670626.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 6 | 23 | 57E | 110 | |||
| 2 | E – 28 | -23 | 10E | 157 | |||
| 3 | J – 1 | 25 | 60W | 227 | |||
| 4 | E – 14 | 17 | 05W | 172 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.