Daily Sunspot Evaluation
Observation Sheet Thursday, 7 October 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)
- 59
- Relative number (R)
- 79
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19931007.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CKS – 21 | 11 | 48°W | 224 | 51°W | 20° | 242 |
| 2 | EKC – 38 | -15 | 04W | 180 | 07W | 13.5 | 241 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.