Daily Sunspot Evaluation
Observation Sheet Wednesday, 1 May 2002
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)
- 40
- Relative number (R)
- 140
- Observer
- TÇ
- Reading
- all checks consistent
- File
- 20020501.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 2 | 12 | 74W | 8 | 77W | 2 | |
| 2 | HA – 2 | 12 | 32W | 326 | 35W | ~2 | |
| 3 | HA – 10 | 13 | 20W | 314 | 23W | ~4 | |
| 4 | CAO – 9 | 12 | 07W | 301 | 10W | 4 | |
| 5 | CAO – 4 | 16 | 28E | 266 | 25E | ~3 | |
| 6 | HA – 3 | 17 | 58E | 236 | 55E | 3 | |
| 7 | HS – 1 | 18 | 74E | 220 | 71E | 2 | |
| 8 | DAO – 5 | -29 | 50E | 244 | 47E | 5 | |
| 9 | HA – 1 | -27 | 64E | 230 | 61E | 1 | |
| 10 | ? – 3 | -17 | 84E | 210 | 81E | ? |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.