Daily Sunspot Evaluation
Observation Sheet Thursday, 5 March 1998
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)
- 3
- Number of spots (f)
- 28
- Relative number (R)
- 58
- Observer
- TA
- Reading
- all checks consistent
- File
- 19980305.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DRO – 7 | 22 | 40W | 209 | 42W | 6 | 42 |
| 2 | AX – 1 | 11 | 22E | 147 | 20E | - | 43 |
| 3 | EKI – 20 | -25 | 66W | 235 | 68W | 15 | 41 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.