Daily Sunspot Evaluation
Observation Sheet Thursday, 7 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)
- 14
- Number of spots (f)
- 138
- Relative number (R)
- 278
- Observer
- AÖ0
- Reading
- counts consistent, some coordinates doubtful
- File
- 19790607.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 5 | 7 | 01E | 168 | 03W | 1 | |
| 2 | J – 1 | 19 | 46E | 123 | 42E | 13 | |
| 3 | J – 9 | 17 | 68E | 101 | 64E | 13 | |
| 4 | H – 1 | 5 | 21E | 148 | 17E | 5 | |
| 5 | J – 8 | -16 | 74E | 95 | 70E | 18 | |
| 6 | J – 2 | -15 | 11E | 158 | 07E | 9 | |
| 7 | B – 24 | -20 | 11E | 158 | 07E | 3 | |
| 8 | B – 3 | -9 | 01E | 168 | 03W | 19 | |
| 9 | J – 2 | -35 | 06E | 163 | 02E | 17 | |
| 10 | H – 5 | -22 | 00 | 169 | 04W | 2 | |
| 11 | C – 12 | -18 | 50W | 219 | 54W | 15 | |
| 12 | E – 12 | 12 | 44W | 213 | 48W | 298 | |
| 13 | C – 13 | 10 | 48W | 187 ⚠ | 22W | 16 | |
| 14 | F – 41 | 20 | 11W | 180 | 15W | 30 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.