Daily Sunspot Evaluation
Observation Sheet Monday, 3 September 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)
- 10
- Number of spots (f)
- 100
- Relative number (R)
- 200
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19790903.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 21 | 20 | 20E | 64 | 17E | 178 | |
| 2 | C – 13 | 11 | 18E | 66 | 15E | 179 | |
| 3 | C – 9 | 14 | 37E | 47 | 34E | 182 | |
| 4 | D – 19 | -19 | 50E | 34 | 47E | 183 | |
| 5 | A – 3 | -20 | 07W | 91 | 10W | 186 | |
| 6 | A – 1 | -16 | 15W | 99 | 18W | 187 | |
| 7 | A – 1 | -21 | 68W | 152 | 71W | 188 | |
| 8 | G – 9 | 17 | 72W | 156 | 75W | 177 | |
| 9 | B – 11 | 13 | 17W | 101 | 20W | 189 | |
| 10 | G – 13 | 18 | 13W | 97 | 16W | 170 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.