Daily Sunspot Evaluation
Observation Sheet Thursday, 7 July 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)
- 5
- Number of spots (f)
- 80
- Relative number (R)
- 130
- Observer
- MS
- Reading
- counts consistent, some coordinates doubtful
- File
- 20050707.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AR – 1 | 15 | 02W | 91 ⚠ | 02W | <0.5 | |
| 2 | DKC – 32 | 11 | 06E | 56 | 9E | ~9 | |
| 3 | DAO – 7 | 17 | 49E | 13 | 46E | 10 | |
| 4 | ELC – 39 | -3 | 40W | 102 | 43W | 13.5 | |
| 5 | HS – 1 | -6 | 13E | 67 ⚠ | 10E | ~2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.