Daily Sunspot Evaluation
Observation Sheet Monday, 25 March 1968
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)
- 32
- Relative number (R)
- 102
- Observer
- DK
- Reading
- counts consistent, some coordinates doubtful
- File
- 19680325.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 10 | 11 | 39E | 126 | |||
| 2 | ? – 2 | 12 | 67E | 98 | |||
| 3 | A – 1 | -24 | 03E | 162 | |||
| 4 | E – 11 | -13 | 08W | 173 | |||
| 5 | J – 4 | -24 | 38W | 203 | |||
| 6 | H – 3 | 11 | 48W | 213 | |||
| 7 | ? – 1 | 31 | 78W | 252 ⚠ |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.