Daily Sunspot Evaluation
Observation Sheet Friday, 17 February 1995
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)
- 3
- Number of spots (f)
- 12
- Relative number (R)
- 42
- Observer
- YK
- Reading
- all checks consistent
- File
- 19950217.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 3 | 0 | 43W | 129 | 45W | 2.5 | 17 |
| 2 | HA – 1 | 8 | 29W | 115 | 31W | 1.5 | 13 |
| 3 | CAO – 8 | -15 | 51E | 35 | 49E | 15 | 16 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.