Daily Sunspot Evaluation
Observation Sheet Wednesday, 27 August 1958
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)
- 58
- Relative number (R)
- 128
- Observer
- MH
- Reading
- all checks consistent
- File
- 19580827.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 11 | 28 | 58E | ||||
| 2 | A – 3 | 16 | 60E | ||||
| 3 | C – 15 | -9 | 49E | ||||
| 4 | C – 8 | -18 | 46W | ||||
| 5 | ? – 4 | -14 | 7SW | ||||
| 6 | C – 10 | 18 | 71W | ||||
| 7 | D – 7 | 21 | 56W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.