Daily Sunspot Evaluation
Observation Sheet Tuesday, 2 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)
- 14
- Number of spots (f)
- 110
- Relative number (R)
- 250
- Observer
- HM
- Reading
- all checks consistent
- File
- 19820202.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 5 | 13 | 58W | 10 | 61W | 7 | 37 |
| 2 | AXX – 3 | 9 | 29W | 341 | 32W | 1.5 | 52 |
| 3 | EKC – 24 | 11 | 17W | 329 | 20W | 14.5 | 48 |
| 4 | DAO – 5 | 9 | 02W | 314 | 05W | 5.5 | 46 |
| 5 | HAX – 3 | 14 | 09E | 303 | 06E | 2 | 45 |
| 6 | DKO – 7 | -13 | 52W | 4 | 55W | 11.5 | 36 |
| 7 | BXI – 7 | -10 | 32W | 344 | 35W | 4.5 | 49 |
| 8 | FKC – 34 | -12 | 11W | 323 | 14W | 19.5 | 47 |
| 9 | CAI – 7 | -18 | 18E | 294 | 15E | 5 | 44 |
| 10 | CAI – 6 | -20 | 24E | 288 | 21E | 4 | 43 |
| 11 | CAI – 4 | -15 | 28E | 284 | 25E | 8 | 42 |
| 12 | AXY – 1 | -20 | 40E | 272 | 37E | - | 40 |
| 13 | AXX – 1 | -16 | 45E | 267 | 42E | - | 39 |
| 14 | CAO – 3 | -7 | 58E | 254 | 55E | 10 | 51 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.