Daily Sunspot Evaluation
Observation Sheet Thursday, 7 August 2003
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)
- 7
- Number of spots (f)
- 38
- Relative number (R)
- 108
- Observer
- MS
- Reading
- all checks consistent
- File
- 20030807.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 3 | 5 | 65W | 5 | 68W | 9 | 220 |
| 2 | HA – 1 | 15 | 44W | 344 | 47W | 224 | |
| 3 | HS – 1 | -7 | 63W | 3 | 66W | 2 | 214 |
| 4 | AX – 2 | -7 | 07W | 307 | 10W | - | 225 |
| 5 | DSI – 9 | -8 | 07E | 293 | 04E | 9 | 218 |
| 6 | EKS – 12 | -18 | 09E | 291 | 06E | 11 | 222 |
| 7 | DAO – 10 | -23 | 40E | 260 | 37E | 7.5 | 226 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.