Daily Sunspot Evaluation
Observation Sheet Sunday, 11 November 1979
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)
- 18
- Number of spots (f)
- 192
- Relative number (R)
- 372
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19791111.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 13 | 31 | 27E | 227 | 24E | 310 | |
| 2 | H – 1 | 23 | 70E | 184 | 67E | 317 | |
| 3 | A – 1 | 24 | 59E | 195 | 56E | 318 | |
| 4 | A – 1 | 16 | 36E | 218 | 33E | 311 | |
| 5 | H – 1 | 15 | 58E | 196 | 55E | 313 | |
| 6 | D – 13 | 11 | 44E | 210 | 41E | 312 | |
| 7 | A – 1 | -5 | 38E | 216 | 35E | 316 | |
| 8 | F – 64 | -17 | 13E | 241 | 10E | 307 | |
| 9 | J – 2 | -31 | 00 | 254 | 08W | 308 | |
| 10 | F – 41 | -15 | 23W | 277 | 26W | 305 | |
| 11 | D – 10 | -24 | 45W | 299 | 48W | 304 | |
| 12 | E – 14 | -23 | 62W | 316 | 65W | 302 | |
| 13 | D – 4 | -19 | 73W | 327 | 76W | 301 | |
| 14 | J – 1 | 13 | 72W | 326 | 75W | 300 | |
| 15 | E – 19 | 20 | 54W | 308 | 57W | 303 | |
| 16 | H – 1 | 24 | 70W | 324 | 73W | 299 | |
| 17 | A – 1 | 26 | 52W | 306 | 55W | 319 | |
| 18 | H – 4 | 22 | 05W | 259 | 08W | 307 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.