Daily Sunspot Evaluation
Observation Sheet Wednesday, 15 November 1989
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)
- 126
- Relative number (R)
- 206
- Observer
- —
- Reading
- all checks consistent
- File
- 19891115.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKC – 27 | 18 | 71W | 294 | 71W | 21 | |
| 2 | AX – 1 | 10 | 38W | 261 | 38W | - | |
| 3 | CKI – 34 | 12 | 26W | 249 | 26W | 12.5 | |
| 4 | BXO – 5 | 25 | 07E | 216 | 07E | 4 | |
| 5 | BXO – 7 | 11 | 42E | 181 | 42E | 3.5 | |
| 6 | HA – 2 | 29 | 70E | 153 | 70E | 1.5 | |
| 7 | CAI – 41 | -22 | 09E | 214 | 09E | 16 | |
| 8 | DKO – 9 | -26 | 24E | 199 | 24E | 8.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.