Daily Sunspot Evaluation
Observation Sheet Monday, 13 June 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)
- 2
- Number of spots (f)
- 19
- Relative number (R)
- 39
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20050613.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 7 | 9 | 35W | 54 | 39W | 4.5 | |
| 2 | OKO – 12 | -6 | 25W | 44 | 27W | 9.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.