Daily Sunspot Evaluation
Observation Sheet Saturday, 9 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)
- 9
- Number of spots (f)
- 39
- Relative number (R)
- 129
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19930109.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 2 | 7 | 25E | 129 | 28E | 1 | 3 |
| 2 | BXI – 9 | 8 | 39E | 115 | 37E | 6 | 6 |
| 3 | HR – 1 | 13 | 42E | 112 | 40E | 1 | 8 |
| 4 | HS – 4 | -5 | 30W | 184 | 32W | 3.5 | 2 |
| 5 | CRO – 5 | -23 | 27W | 181 | 29W | 4 | 3 |
| 6 | CRI – 13 | -18 | 25W | 179 | 27W | 9 | 4 |
| 7 | BXO – 3 | -20 | 07W | 161 | 09W | 2 | 11 |
| 8 | AX – 1 | -12 | 10E | 144 | 08E | - | 10 |
| 9 | HS – 1 | -12 | 23E | 131 | 21E | 1.5 | 3 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.