Daily Sunspot Evaluation
Observation Sheet Tuesday, 9 February 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)
- 16
- Number of spots (f)
- 110
- Relative number (R)
- 270
- Observer
- AÖ0
- Reading
- counts consistent, some coordinates doubtful
- File
- 19820209.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKI – 6 | 710W | 291 ⚠ | 740W | 12.5 | 55 | |
| 2 | CAI – 4 | 11 | 650W | 285 ⚠ | 680W | 4.5 | 70 |
| 3 | DSO – 5 | 22 | 06E | 214 | 03E | 5.5 | 68 |
| 4 | HKX – 1 | 0 | 35E | 185 | 32E | 2 | 59 |
| 5 | HKX – 1 | 13 | 61E | 159 | 58E | 3 | 65 |
| 6 | BXO – 2 | 7 | 70E | 150 | 67E | 7 | 69 |
| 7 | DAO – 4 | -5 | 780W | 298 ⚠ | 810W | 10 | 63 |
| 8 | DAO – 2 | -18 | 710W | 291 ⚠ | 740W | 10 | 44 |
| 9 | BXO – 3 | -20 | 520W | 272 ⚠ | 550W | 8 | 40 |
| 10 | AXX – 3 | -5 | 460W | 266 ⚠ | 490W | 1 | 58 |
| 11 | DAO – 7 | -20 | 05E | 215 | 02E | 7 | 67 |
| 12 | EKO – 54 | -11 | 08E | 212 | 05E | 20 | 53 |
| 13 | CKI – 15 | -10 | 26E | 194 | 23E | 8.5 | 57 |
| 14 | HAX – 1 | -15 | 22E | 188 ⚠ | 29E | 1 | 60 |
| 15 | HAX – 1 | -9 | 44E | 176 | 41E | 1 | 66 |
| 16 | HKX – 1 | -14 | 53E | 167 | 50E | 4 | 64 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.