Daily Sunspot Evaluation
Observation Sheet Thursday, 19 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)
- 60
- Relative number (R)
- 120
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20030619.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 5 | 28 | 13W | 241 | 16W | 7.5 | 161 |
| 2 | EAO – 7 | 17 | 59E | 169 | 56E | ~11 | 167 |
| 3 | HA – 2 | -17 | 77W | 305 | 80W | 2 | 155 |
| 4 | DAI – 5 | -19 | 22W | 250 | 25W | ~4 | 165 |
| 5 | DAI – 8 | -2 | 16E | 212 | 13E | ~5 | 168 |
| 6 | DKC – 33 | -8 | 40E | 188 | 37E | ~8 | 162 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.