Daily Sunspot Evaluation
Observation Sheet Sunday, 26 February 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)
- 117
- Relative number (R)
- 167
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840226.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HKC – 31 | 15 | 36W | 114 | 36W | 9 | 29 |
| 2 | EKC – 31 | 10 | 09W | 87 | 09W | 12 | 30 |
| 3 | ? – 2 | -19 | 78W | 156 | 78W | 11 | 29 |
| 4 | BKE – 9 | -14 | 07W | 85 | 07W | 2 | 33 |
| 5 | EKC – 44 | -13 | 29E | 49 | 29E | 11 | 34 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.