Daily Sunspot Evaluation
Observation Sheet Monday, 30 June 1969
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)
- 34
- Relative number (R)
- 104
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19690630.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 4 | 24 | 37E | 149 | |||
| 2 | J – 4 | 15 | 61E | 125 | |||
| 3 | ? – 1 | 10 | 81E | 105 | |||
| 4 | A – 1 | 8 | 65E | 121 | |||
| 5 | D – 18 | -11 | 09E | 177 | |||
| 6 | A – 1 | 7 | 58W | 244 | |||
| 7 | A – 5 | 15 | 26W | 212 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.