Daily Sunspot Evaluation
Observation Sheet Tuesday, 28 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)
- 28
- Relative number (R)
- 48
- Observer
- HG
- Reading
- all checks consistent
- File
- 19840828.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 11 | -14 | 57W | 225 | 59W | 7.725 | 152 |
| 2 | DKI – 17 | -6 | 34E | 134 | 32E | 8.205 | 153 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.