Daily Sunspot Evaluation
Observation Sheet Wednesday, 14 February 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)
- 12
- Number of spots (f)
- 79
- Relative number (R)
- 199
- Observer
- GA
- Reading
- all checks consistent
- File
- 19790214.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 12 | 22 | 11E | 208 | 08E | 107 | |
| 2 | J – 1 | 10 | 07E | 212 | 04E | 95 | |
| 3 | D – 12 | 20 | 49E | 170 | 46E | 106 | |
| 4 | J – 6 | 17 | 75E | 144 | 72E | 109 | |
| 5 | J – 8 | 3 | 54E | 165 | 51E | 105 | |
| 6 | B – 5 | -15 | 46E | 173 | 43E | 110 | |
| 7 | J – 1 | -28 | 87E | 132 | 84E | 108 | |
| 8 | J – 6 | -37 | 02W | 221 | 05W | 97 | |
| 9 | G – 5 | -18 | 18W | 237 | 21W | 91 | |
| 10 | B – 5 | -15 | 22W | 241 | 25W | 104 | |
| 11 | J – 3 | -20 | 59W | 278 | 62W | 92 | |
| 12 | H – 15 | 14 | 72W | 291 | 75W | 84 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.