Daily Sunspot Evaluation
Observation Sheet Thursday, 5 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)
- 7
- Number of spots (f)
- 24
- Relative number (R)
- 94
- Observer
- HM
- Reading
- all checks consistent
- File
- 19840705.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HSX – 1 | 4 | 44W | 208 | 42W | 2 | 110 |
| 2 | CSO – 10 | 13 | 03W | 167 | 06W | 9 | 110 |
| 3 | ARX – 2 | 9 | 38E | 126 | 35E | 2 | 109 |
| 4 | ARX – 3 | 2 | 54E | 110 | 51E | 3 | 109 |
| 5 | CAO – 3 | -6 | 54E | 110 | 51E | 4.5 | 109 |
| 6 | DAO – 4 | -11 | 58E | 106 | 55E | 9 | 109 |
| 7 | AXX – 1 | -1 | 62E | 102 | 59E | 109 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.