Daily Sunspot Evaluation
Observation Sheet Saturday, 15 October 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)
- 6
- Number of spots (f)
- 45
- Relative number (R)
- 105
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19831015.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HAX – 2 | 7 | 80W | 126 | 83W | 2 | 303 |
| 2 | HAX – 1 | 13 | 66W | 112 | 69W | 1.25 | 304 |
| 3 | DKC – 30 | 20 | 29W | 75 | 32W | 8 | 307 |
| 4 | HSX – 1 | -12 | 21E | 25 | 18E | 1 | 310 |
| 5 | DSO – 10 | -5 | 31E | 15 | 28E | 6.5 | 311 |
| 6 | AXX – 1 | -16 | 77E | 329 | 74E | 314 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.