Daily Sunspot Evaluation
Observation Sheet Monday, 31 October 1988
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)
- 42
- Relative number (R)
- 102
- Observer
- HE
- Reading
- all checks consistent
- File
- 19881031.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ESO – 12 | 28 | 22W | 222 | 24W | 11 | 291 |
| 2 | HH – 1 | 26 | 75E | 125 | 72E | 4 | 294 |
| 3 | HK – 2 | -38 | 41W | 243 | 45W | 3 | 288 |
| 4 | CAO – 4 | -28 | 12W | 212 | 14W | 5 | 290 |
| 5 | EKI – 22 | -16 | 43E | 157 | 41E | 12.25 | 295 |
| 6 | HK – 1 | -28 | 58E | 142 | 56E | 3 | 296 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.