Daily Sunspot Evaluation
Observation Sheet Wednesday, 13 June 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)
- 16
- Number of spots (f)
- 96
- Relative number (R)
- 256
- Observer
- GA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19790613.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 3 | 24 | 28E | 60 | 26E | 21 | |
| 2 | A – 1 | 24 | 59E | 30 | 56E | 23 | |
| 3 | A – 1 | -14 | 54E | 35 | 51E | 24 | |
| 4 | A – 2 | -29 | 09E | 80 | 06E | 30 | |
| 5 | E – 28 | -17 | 04W | 83 ⚠ | 07W | 18 | |
| 6 | C – 4 | -12 | 05W | 84 ⚠ | 08W | 25 | |
| 7 | B – 3 | -27 | 74W | 163 | 77W | 28 | |
| 8 | C – 6 | -23 | 70W | 158 | 73W | 3 | |
| 9 | B – 1 | -23 | 83W | 172 | 86W | 2 | |
| 10 | A – 2 | -15 | 43W | 132 | 46W | 27 | |
| 11 | A – 3 | -16 | 55W | 144 | 58W | 31 | |
| 12 | B – 2 | -17 | 68W | 157 | 71W | 4 | |
| 13 | H – 1 | 4 | 59W | 148 | 62W | 5 | |
| 14 | B – 2 | 5 | 78W | 167 | 81W | 1 | |
| 15 | B – 4 | 17 | 33W | 122 | 36W | 13 | |
| 16 | E – 33 | 16 | 12W | 101 | 15W | 19 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.