Daily Sunspot Evaluation
Observation Sheet Saturday, 5 May 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)
- 10
- Number of spots (f)
- 108
- Relative number (R)
- 208
- Observer
- MB
- Reading
- all checks consistent
- File
- 20010505.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 5 | 5 | 66W | 85 | 68W | 05 | |
| 2 | EKC – 29 | 12 | 47W | 66 | 49W | ~14 | |
| 3 | HA – 1 | 27 | 47W | 66 | 49W | ~1.5 | |
| 4 | FAC – 48 | 25 | 07W | 26 | 07W | ~22 | |
| 5 | HA – 7 | 21 | 31E | 348 | 29E | 3.5 | |
| 6 | CRI – 10 | -3 | 12W | 31 | 14W | 4 | |
| 7 | AX – 3 | -25 | 15E | 4 | 13E | ~0.5 | |
| 8 | HA – 3 | -16 | 40E | 339 | 38E | ~2 | |
| 9 | HR – 1 | -15 | 64E | 315 | 62E | ~0.5 | |
| 10 | HA – 1 | -21 | 73E | 306 | 71E | ~2.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.