Daily Sunspot Evaluation
Observation Sheet Friday, 26 March 1999
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)
- 4
- Number of spots (f)
- 4
- Relative number (R)
- 44
- Observer
- SB0
- Reading
- all checks consistent
- File
- 19990326.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | -23 | 54W | 169 | 57W | - | |
| 2 | HS – 1 | 29 | 22E | 93 | 19E | ~1.5 | |
| 3 | HS – 1 | 17 | 39E | 76 | 36E | ~2 | |
| 4 | AX – 1 | -26 | 14E | 101 | 11E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.