Daily Sunspot Evaluation
Observation Sheet Wednesday, 27 August 1980
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)
- 8
- Number of spots (f)
- 49
- Relative number (R)
- 129
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19800827.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 3 | 18 | 82W | 108 | 85W | ||
| 2 | ARX – 1 | 23 | 79W | 105 | 82W | 1.5 | |
| 3 | AXX – 1 | 16 | 35W | 61 | 38W | ||
| 4 | DAO – 15 | 11 | 17E | 9 | 14E | 6 | |
| 5 | ? – 2 | -5 | 83E | 303 | 80E | ||
| 6 | DAO – 5 | -7 | 34W | 60 | 37W | 7 | |
| 7 | BXO – 3 | -15 | 23W | 49 | 26W | 4.5 | |
| 8 | DAI – 19 | -27 | 23E | 3 | 20E | R5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.