Daily Sunspot Evaluation
Observation Sheet Wednesday, 25 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)
- 5
- Number of spots (f)
- 62
- Relative number (R)
- 112
- Observer
- HG
- Reading
- all checks consistent
- File
- 19840125.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXX – 3 | 8 | 16W | 156 | 17W | 2 | 15 |
| 2 | EKC – 33 | 16 | 26E | 114 | 25E | 19.5 | 12 |
| 3 | BXX – 2 | 8 | 38E | 102 | 37E | 3 | 16 |
| 4 | HKI – 11 | 12 | 53E | 87 | 52E | 9 | 13 |
| 5 | DAC – 13 | -5 | 51W | 191 | 52W | 9.5 | 10 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.