Daily Sunspot Evaluation
Observation Sheet Thursday, 4 August 2005
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)
- 3
- Number of spots (f)
- 28
- Relative number (R)
- 58
- Observer
- MS
- Reading
- all checks consistent
- File
- 20050804.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKI – 10 | 12 | 05W | 57 | 08W | 7 | |
| 2 | HA – 3 | 13 | 36E | 16 | 33E | ~2 | |
| 3 | DSI – 15 | -12 | 29E | 23 | 26E | ~9 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.