Daily Sunspot Evaluation
Observation Sheet Monday, 3 September 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)
- 29
- Relative number (R)
- 69
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840903.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 1 | 4 | 53E | 37 | 50E | 0.25 | 156 |
| 2 | BXO – 3 | 0 | 40E | 50 | 37E | 3 | 158 |
| 3 | DKC – 14 | -6 | 47W | 137 | 50W | 7 | 157 |
| 4 | BRI – 11 | -12 | 08W | 98 | 11W | 4 | 157 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.