Daily Sunspot Evaluation
Observation Sheet Saturday, 6 March 1999
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)
- 8
- Number of spots (f)
- 43
- Relative number (R)
- 123
- Observer
- YK
- Reading
- all checks consistent
- File
- 19990306.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAK – 19 | 17 | 53W | 71 | 55W | 13 | |
| 2 | HA – 1 | 29 | 45W | 63 | 47W | 0.5 | |
| 3 | CAO – 2 | 32 | 35W | 53 | 37W | 4 | |
| 4 | AX – 1 | 24 | 22E | 356 | 20E | - | |
| 5 | DRO – 2 | -15 | 70W | 88 | 72W | 5 | |
| 6 | AX – 1 | -20 | 03E | 15 | 01E | - | |
| 7 | CAO – 10 | -25 | 10E | 8 | 08E | 4 | |
| 8 | HA – 7 | -31 | 15E | 3 | 13E | 5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.