Daily Sunspot Evaluation
Observation Sheet Tuesday, 21 March 1995
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)
- 27
- Relative number (R)
- 57
- Observer
- HÇ0
- Reading
- all checks consistent
- File
- 19950321.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 2 | 11 | 05E | 19 | 03E | 65 | 36 |
| 2 | DAO – 9 | 15 | 35E | 349 | 33E | 6 | 35 |
| 3 | CSO – 16 | -17 | 06W | 30 | 08W | 12 | 34 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.