Daily Sunspot Evaluation
Observation Sheet Monday, 26 May 1997
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)
- 8
- Relative number (R)
- 48
- Observer
- SB0
- Reading
- all checks consistent
- File
- 19970526.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 3 | 78W | 23 | 81W | 4 | 27 |
| 2 | AX – 1 | 29 | 55W | 0 | 58W | 22 | |
| 3 | BXO – 2 | -1 | 62W | 7 | 65W | 4 | 22 |
| 4 | BXO – 4 | -26 | 39E | 266 | 36E | 5 | 31 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.