Daily Sunspot Evaluation
Observation Sheet Saturday, 30 August 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)
- 10
- Number of spots (f)
- 90
- Relative number (R)
- 190
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19690830.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 11 | 10 | 28E | 71 | |||
| 2 | A – 1 | 8 | 46E | 53 | |||
| 3 | D – 27 | 6 | 22E | 77 | |||
| 4 | B – 7 | 2 | 37E | 62 | |||
| 5 | A – 1 | -17 | 51E | 48 | |||
| 6 | A – 2 | -11 | 06E | 93 | |||
| 7 | C – 12 | -10 | 03W | 102 | |||
| 8 | B – 3 | -22 | 04W | 103 | |||
| 9 | A – 2 | -14 | 27W | 126 | |||
| 10 | G – 24 | 11 | 29W | 128 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.