Daily Sunspot Evaluation
Observation Sheet Sunday, 8 July 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)
- 15
- Number of spots (f)
- 92
- Relative number (R)
- 242
- Observer
- ED
- Reading
- all checks consistent
- File
- 19790708.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 5 | 18 | 04E | 114 | 04E | 73 | |
| 2 | B – 7 | 22 | 21E | 97 | 18E | 84 | |
| 3 | D – 12 | 29 | 43E | 75 | 40E | 83 | |
| 4 | H – 6 | 14 | 17E | 101 | 14E | 72 | |
| 5 | A – 3 | -14 | 28E | 90 | 25E | 80 | |
| 6 | J – 1 | -17 | 26E | 92 | 23E | 75 | |
| 7 | D – 10 | -28 | 26E | 92 | 23E | 76 | |
| 8 | H – 6 | -24 | 47W | 165 | 50W | 58 | |
| 9 | A – 1 | -8 | 44W | 162 | 47W | 90 | |
| 10 | H – 3 | 5 | 30W | 148 | 33W | 63 | |
| 11 | E – 11 | 17 | 58W | 176 | 61W | 56 | |
| 12 | B – 2 | 8 | 12W | 130 | 15W | 85 | |
| 13 | E – 22 | 11 | 03W | 121 | 06W | 67 | |
| 14 | H – 2 | 23 | 12W | 130 | 15W | 66 | |
| 15 | A – 1 | 17 | 03W | 121 | 06W | 89 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.