Daily Sunspot Evaluation
Observation Sheet Monday, 5 March 1990
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)
- 5
- Number of spots (f)
- 33
- Relative number (R)
- 83
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19900305.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 8 | 30 | 16W | 233 | 19W | 7 | 100 |
| 2 | CKO – 10 | 29 | 37E | 180 | 34E | 12 | 102 |
| 3 | HA – 1 | -18 | 50W | 267 | 53W | 1 | 95 |
| 4 | AX – 2 | -21 | 27W | 244 | 30W | 1 | 99 |
| 5 | DKI – 12 | -11 | 41E | 176 | 37E | 8.5 | 103 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.