Daily Sunspot Evaluation
Observation Sheet Sunday, 6 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)
- 3
- Number of spots (f)
- 15
- Relative number (R)
- 45
- Observer
- TS
- Reading
- all checks consistent
- File
- 19830306.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 8 | -10 | 28E | 293 | 26E | 6.65 | 41 |
| 2 | BRO – 4 | -10 | 43E | 278 | 41E | 6.25 | 43 |
| 3 | CAO – 3 | -15 | 52E | 269 | 50E | 9.9 | 42 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.