Daily Sunspot Evaluation
Observation Sheet Saturday, 9 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)
- 13
- Number of spots (f)
- 182
- Relative number (R)
- 312
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19790609.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 18 | 20E | 122 | 16E | 13 | |
| 2 | F – 34 | 17 | 41E | 101 | 39E | 19 | |
| 3 | E – 18 | -16 | 48E | 93 | 45E | 18 | |
| 4 | A – 2 | -14 | 14E | 128 | 10E | 20 | |
| 5 | C – 34 | -23 | 14W | 156 | 18W | 3 | |
| 6 | A – 1 | -36 | 22W | 164 | 26W | 17 | |
| 7 | J – 6 | -16 | 15W | 157 | 19W | 4 | |
| 8 | H – 11 | -22 | 27W | 169 | 31W | 2 | |
| 9 | J – 2 | -21 | 73W | 215 | 77W | 15 | |
| 10 | H – 6 | 6 | 26W | 168 | 30W | 1 | |
| 11 | J – 2 | 11 | 70W | 212 | 74W | 298 | |
| 12 | H – 10 | 4 | 07W | 148 | 11W | 5 | |
| 13 | F – 55 | 20 | 38W | 180 | 42W | 0 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.