Daily Sunspot Evaluation
Observation Sheet Saturday, 3 March 2001
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)
- 43
- Relative number (R)
- 103
- Observer
- MB
- Reading
- all checks consistent
- File
- 20010303.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DRO – 3 | 11 | 63W | 191 | 64W | ~3.5 | |
| 2 | CAO – 5 | 16 | 42W | 170 | 43W | ~3.5 | |
| 3 | HR – 2 | 10 | 43E | 85 | 42E | ~1.5 | |
| 4 | DRO – 6 | 25 | 43E | 85 | 42E | ~4 | |
| 5 | CAO – 9 | -9 | 03E | 125 | 02E | ~3.5 | |
| 6 | DAI – 18 | -25 | 34E | 94 | 33E | ~8 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.