Daily Sunspot Evaluation
Observation Sheet Wednesday, 15 September 1982
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)
- 11
- Number of spots (f)
- 52
- Relative number (R)
- 162
- Observer
- HM
- Reading
- all checks consistent
- File
- 19820915.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HAX – 1 | 5 | 71W | 291 | 74W | 2 | 341 |
| 2 | ARX – 4 | 17 | 02E | 218 | 01W | 357 | |
| 3 | DAI – 5 | 1 | 40E | 180 | 37E | 5.5 | 355 |
| 4 | DKC – 4 | 18 | 70E | 150 | 67E | 7 | 353 |
| 5 | HKX – 3 | 12 | 83E | 137 | 80E | 6 | 356 |
| 6 | HHX – 1 | -10 | 50W | 270 | 53W | 3 | 344 |
| 7 | CAI – 6 | -22 | 43W | 263 | 46W | 9 | 351 |
| 8 | AXX – 1 | -10 | 08E | 212 | 05E | 350 | |
| 9 | DAO – 14 | -14 | 10E | 210 | 07E | 10 | 349 |
| 10 | CAI – 11 | -16 | 41E | 179 | 38E | 9 | 352 |
| 11 | HKX – 2 | -10 | 63E | 157 | 60E | 5 | 354 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.