Daily Sunspot Evaluation
Observation Sheet Thursday, 30 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)
- 5
- Number of spots (f)
- 38
- Relative number (R)
- 88
- Observer
- MS
- Reading
- all checks consistent
- File
- 20050630.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 2 | 14 | 47E | 107 | 44E | 2 | |
| 2 | CAO – 5 | 16 | 67E | 87 | 64E | 7 | |
| 3 | HR – 3 | -10 | 03E | 151 | 00 | 2 | |
| 4 | DAI – 18 | -17 | 05E | 149 | 02E | 6.5 | |
| 5 | DAO – 10 | -1 | 57E | 97 | 54E | ~5.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.