Daily Sunspot Evaluation
Observation Sheet Tuesday, 7 August 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)
- 14
- Relative number (R)
- 34
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840807.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 2 | 1 | 31E | 56 | 28E | 1.5 | |
| 2 | BRI – 12 | 8 | 38E | 49 | 35E | 3.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.