Daily Sunspot Evaluation
Observation Sheet Thursday, 12 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)
- 6
- Number of spots (f)
- 80
- Relative number (R)
- 140
- Observer
- TG
- Reading
- all checks consistent
- File
- 20030612.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKC – 15 | 12 | 65W | 26 | 68W | 20 | 149 |
| 2 | BXO – 4 | 15 | 32W | 353 | 35W | 3 | 160 |
| 3 | CAI – 12 | 2 | 32W | 353 | 35W | 11 | 151 |
| 4 | DAO – 5 | -18 | 35W | 356 | 38W | 6 | 156 |
| 5 | CAI – 18 | -19 | 10W | 331 | 13W | ~6 | 158 |
| 6 | EKI – 26 | -17 | 12E | 309 | 09E | ~12 | 155 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.