Daily Sunspot Evaluation
Observation Sheet Sunday, 15 January 1984
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)
- 2
- Number of spots (f)
- 36
- Relative number (R)
- 56
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840115.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 14 | -13 | 00 | 213 | 02E02W | 8 | 7 |
| 2 | EHO – 22 | -17 | 16E | 257 | 14E | 17 | 8 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.