Daily Sunspot Evaluation
Observation Sheet Tuesday, 26 October 1999
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)
- 8
- Number of spots (f)
- 188
- Relative number (R)
- 268
- Observer
- ıH
- Reading
- counts consistent, some coordinates doubtful
- File
- 19991026.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 3 | 16 | 43W | 210 | 45W | 1 | Ho-3 |
| 2 | HR – 2 | 27 | 20W | 187 | 22W | ~1 | Ekc-30 |
| 3 | EHC – 30 | 9 | 56E | 111 | 54E | 19 | Ekc-9 |
| 4 | EHO – 9 | -14 | 32W | 237 ⚠ | 32W | 15 | |
| 5 | FKC – 115 | -11 | 00 | 167 | 02W | 16 | |
| 6 | CSO – 4 | -14 | 18E | 149 | 16E | 4 | Dao-4 |
| 7 | EAO – 23 | -24 | 21E | 146 | 19E | 13 | |
| 8 | ? – 2 | -14 | 77E | 640 ⚠ | 75E | 5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.