Daily Sunspot Evaluation
Observation Sheet Wednesday, 21 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)
- 9
- Number of spots (f)
- 54
- Relative number (R)
- 144
- Observer
- OG
- Reading
- all checks consistent
- File
- 19791121.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 6 | 24 | 00 | 120 | 02W | 332 | |
| 2 | B – 4 | 25 | 25E | 95 | 23E | 318 | |
| 3 | G – 5 | -15 | 54E | 66 | 52E | 339 | |
| 4 | D – 14 | -24 | 28E | 92 | 26E | 340 | |
| 5 | H – 3 | -18 | 19E | 101 | 17E | 335 | |
| 6 | E – 11 | -34 | 62W | 182 | 64W | 325 | |
| 7 | H – 1 | 13 | 74W | 194 | 76W | 313 | |
| 8 | H – 1 | 30 | 61W | 181 | 63W | 317 | |
| 9 | G – 9 | 32 | 50W | 170 | 52W | 331 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.