Daily Sunspot Evaluation
Observation Sheet Tuesday, 24 July 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)
- 4
- Number of spots (f)
- 14
- Relative number (R)
- 54
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19840724.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 1 | 1 | 60E | 212 | 52E | 0.5 | 140 |
| 2 | ISO – 8 | -8 | 45W | 317 | 48W | 5 | 136 |
| 3 | BRO – 4 | -14 | 40W | 312 | 43W | 2.5 | 139 |
| 4 | HAX – 1 | -17 | 55E | 217 | 52E | 1.5 | 138 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.