Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 March 1988
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)
- 4
- Number of spots (f)
- 32
- Relative number (R)
- 72
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19880301.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKC – 17 | -21 | 21E | 163 | 19E | 8 | 42 |
| 2 | HAX – 1 | -24 | 86E | 98 | 84E | - | 43 |
| 3 | DAO – 13 | 17 | 42E | 142 | 40E | 8 | 40 |
| 4 | HAX – 1 | 19 | 33E | 151 | 31E | 9.5 | 39 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.