Daily Sunspot Evaluation
Observation Sheet Monday, 7 March 1983
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)
- 26
- Relative number (R)
- 76
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19830307.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HKX – 3 | -19 | 58W | 157 | 61W | 3 | 54 |
| 2 | DAO – 8 | -9 | 38W | 137 | 41W | 9 | 55 |
| 3 | DAO – 11 | -16 | 25W | 124 | 28W | 9 | 56 |
| 4 | HKX – 2 | -22 | 19W | 118 | 22W | 3 | 58 |
| 5 | AXX – 2 | -9 | 08W | 107 | 11W | 2 | 60 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.