Daily Sunspot Evaluation
Observation Sheet Tuesday, 13 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)
- 13
- Number of spots (f)
- 132
- Relative number (R)
- 262
- Observer
- HM
- Reading
- all checks consistent
- File
- 19791113.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 22 | 30 | 02E | 225 | 01W | 310 | |
| 2 | C – 16 | 11 | 16E | 211 | 13E | 312 | |
| 3 | G – 5 | 32 | 48E | 179 | 45E | 317 | |
| 4 | A – 1 | 38 | 67E | 160 | 64E | +320 | |
| 5 | B – 2 | 23 | 34E | 193 | 31E | +318 | |
| 6 | D – 9 | 14 | 36E | 191 | 33E | 313 | |
| 7 | A – 4 | -18 | 24E | 203 | 21E | 322 | |
| 8 | F – 48 | -16 | 14W | 241 | 17W | 309 | |
| 9 | A – 1 | -30 | 26W | 253 | 29W | 308 | |
| 10 | D – 3 | -23 | 74W | 301 | 77W | 304 | |
| 11 | G – 14 | -14 | 51W | 278 | 54W | 305 | |
| 12 | ? – 3 | 21 | 76W | 303 | 79W | 303 | |
| 13 | H – 4 | 23 | 30W | 257 | 33W | 307 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.