Daily Sunspot Evaluation
Observation Sheet Monday, 3 March 1969
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)
- 7
- Number of spots (f)
- 62
- Relative number (R)
- 132
- Observer
- AT
- Reading
- all checks consistent
- File
- 19690303.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 6 | 16 | 28°E | 289 | |||
| 2 | J – 1 | 2 | 16°E | 301 | |||
| 3 | C – 2 | 16 | 43°E | 274 | |||
| 4 | J – 4 | 11 | 58°E | 259 | |||
| 5 | A – 8 | -18 | 19°E | 298 | |||
| 6 | E – 40 | -19 | 24°W | 341 | |||
| 7 | A – 1 | -14 | 17°W | 334 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.