Daily Sunspot Evaluation
Observation Sheet Wednesday, 2 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)
- 9
- Number of spots (f)
- 64
- Relative number (R)
- 154
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20010502.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 6 | 65W | 123 | 68W | - | |
| 2 | EAC – 21 | 6 | 20W | 78 | 23W | ~12.5 | |
| 3 | HS – 1 | 27 | 07W | 65 | 10W | 1 | |
| 4 | DAI – 7 | 12 | 03W | 61 | 06W | 5.5 | |
| 5 | EAC – 29 | 25 | 34E | 24 | 31E | 19 | |
| 6 | HA – 2 | 21 | 69E | 349 | 66E | ~3.5 | |
| 7 | HA – 1 | -10 | 64W | 122 | 67W | ~2 | |
| 8 | AX – 1 | -3 | 28E | 30 | 25E | - | |
| 9 | HA – 1 | -16 | 80E | 338 | 77E | ~3 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.