Daily Sunspot Evaluation
Observation Sheet Thursday, 16 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)
- 3
- Number of spots (f)
- 6
- Relative number (R)
- 36
- Observer
- HG
- Reading
- all checks consistent
- File
- 19840816.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 2 | 5 | 59W | 26 | 62W | 1 | 1449 |
| 2 | AXX – 3 | 2 | 47W | 14 | 50W | 2 | 1449 |
| 3 | AXX – 1 | -16 | 19E | 308 | 16E | - | 1450 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.