Daily Sunspot Evaluation
Observation Sheet Friday, 15 January 1993
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)
- 2
- Number of spots (f)
- 6
- Relative number (R)
- 26
- Observer
- TK
- Reading
- all checks consistent
- File
- 19930115.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 5 | -9 | 34W | 109 | 36W | 9 | 13 |
| 2 | HH – 1 | -10 | 58E | 17 | 56E | 2.5 | 16 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.