Daily Sunspot Evaluation
Observation Sheet Saturday, 21 June 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)
- 4
- Number of spots (f)
- 49
- Relative number (R)
- 89
- Observer
- TÇ
- Reading
- all checks consistent
- File
- 20030621.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 11 | 18 | 32E | 170 | 29E | 10 | 167 |
| 2 | AX – 1 | -15 | 57W | 259 | 60W | - | 169 |
| 3 | DAI – 18 | -3 | 10W | 212 | 13W | ~9 | 168 |
| 4 | DAI – 19 | -6 | 15E | 187 | 12E | ~5 | 162 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.