Daily Sunspot Evaluation
Observation Sheet Friday, 8 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)
- 7
- Number of spots (f)
- 48
- Relative number (R)
- 118
- Observer
- OG
- Reading
- all checks consistent
- File
- 19800808.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 12 | 19 | 06E | 271 | 03E | 7 | |
| 2 | BAI – 7 | 15 | 15E | 262 | 12E | 3 | |
| 3 | HAX – 1 | 19 | 43E | 234 | 40E | 1.5 | |
| 4 | BXO – 7 | -22 | 34W | 311 | 37W | 5 | |
| 5 | DRO – 17 | -5 | 16W | 293 | 19W | 7.5 | |
| 6 | AKK – 2 | -12 | 02E | 275 | 01W | 0.5 | |
| 7 | HAX – 2 | -27 | 40E | 237 | 37E | 2.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.