Daily Sunspot Evaluation
Observation Sheet Wednesday, 11 May 1983
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)
- 5
- Number of spots (f)
- 56
- Relative number (R)
- 106
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19830511.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 2 | -15 | 69W | 30 | 71W | 3 | 119 |
| 2 | EKC – 27 | -11 | 26W | 347 | 28W | 17 | 120 |
| 3 | OAS – 8 | -30 | 17E | 304 | 15E | 8 | 122 |
| 4 | HAX – 1 | -35 | 22E | 299 | 20E | 15 | 123 |
| 5 | CAI – 18 | -9 | 19E | 302 | 17E | 9 | 121 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.