Daily Sunspot Evaluation
Observation Sheet Wednesday, 4 July 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)
- 8
- Number of spots (f)
- 31
- Relative number (R)
- 111
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 20010704.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 10 | 71W | 16 | 74W | 2 | |
| 2 | AX – 1 | 20 | 31W | 336 | 34W | ||
| 3 | BXI – 13 | 20 | 31E | 274 | 28E | 4 | |
| 4 | CRO – 5 | 5 | 42E | 263 | 89E | 5 | |
| 5 | HS – 1 | 7 | 69E | 236 | 66E | 2 | |
| 6 | CRI – 5 | -47 | 19W | 324 | 22W | 0.4 | |
| 7 | AX – 2 | -51 | 10W | 315 | 13W | 0.5 | |
| 8 | HA – 3 | -17 | 44E | 261 | 41E | 3.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.