Daily Sunspot Evaluation
Observation Sheet Wednesday, 14 February 2001
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)
- 7
- Number of spots (f)
- 12
- Relative number (R)
- 82
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20010214.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 4 | 14 | 38W | 31 | 39W | 5 | |
| 2 | HS – 2 | 4 | 06E | 347 | 05E | 3 | |
| 3 | HS – 1 | 28 | 15E | 338 | 14E | 1 | |
| 4 | HS – 1 | 18 | 37E | 316 | 36E | 1.5 | |
| 5 | HS – 1 | -21 | 65W | 58 | 66W | 12.5 | |
| 6 | HS – 1 | -9 | 60W | 53 | 61W | 1 | |
| 7 | DSO – 2 | -28 | 36W | 29 | 37W | 6.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.