Daily Sunspot Evaluation
Observation Sheet Friday, 28 November 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)
- 12
- Number of spots (f)
- 71
- Relative number (R)
- 191
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19801128.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 3 | 6 | 76W | 314 | 71W | 8 | |
| 2 | AXX – 2 | 20 | 16W | 254 | 18W | ||
| 3 | DAI – 20 | 14 | 00 | 238 | 02W | 11.5 | |
| 4 | DAO – 9 | 13 | 28E | 210 | 26E | 10 | |
| 5 | AXX – 2 | 23 | 49E | 189 | 47E | ||
| 6 | DEO – 3 | 21 | 56E | 182 | 54E | 10 | |
| 7 | AXX – 1 | 12 | 66E | 172 | 64E | ||
| 8 | AXX – 3 | -14 | 47W | 285 | 49W | 3.5 | |
| 9 | HSX – 2 | -20 | 43W | 281 | 45W | 3.5 | |
| 10 | DAO – 8 | -12 | 23W | 261 | 25W | 6 | |
| 11 | CAI – 8 | -34 | 05W | 243 | 07W | 4 | |
| 12 | DKC – 10 | -11 | 63E | 175 | 61E | 11 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.