Daily Sunspot Evaluation
Observation Sheet Monday, 14 July 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)
- 82
- Relative number (R)
- 162
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19800714.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAI – 16 | 18 | 36W | 284 | 39W | 15 | |
| 2 | DJO – 3 | 19 | 13E | 235 | 10E | 7.5 | |
| 3 | CAI – 6 | 18 | 78E | 170 | 75E | 8 | |
| 4 | HSX – 3 | -12 | 29W | 277 | 32W | 2.5 | |
| 5 | AXX – 1 | -5 | 20W | 268 | 23W | ||
| 6 | EKI – 48 | -13 | 40E | 208 | 37E | 12 | |
| 7 | CAI – 4 | -12 | 60E | 188 | 57E | 6 | |
| 8 | HKX – 1 | -25 | 76E | 172 | 73E | 5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.