Daily Sunspot Evaluation
Observation Sheet Tuesday, 26 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)
- 11
- Number of spots (f)
- 51
- Relative number (R)
- 161
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19790626.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 6 | 26 | 24E | 253 | 21E | 44 | |
| 2 | ? – 4 | 19 | 68E | 209 | 65E | 46 | |
| 3 | H – 1 | 15 | 64E | 213 | 61E | 47 | |
| 4 | H – 12 | -12 | 13E | 264 | 10E | 42 | |
| 5 | A – 2 | -15 | 20W | 297 | 23W | 49 | |
| 6 | J – 3 | -26 | 48W | 325 | 51W | 41 | |
| 7 | A – 1 | -30 | 60W | 337 | 68W | 32 | |
| 8 | J – 5 | -7 | 32W | 310 | 36W | 38 | |
| 9 | C – 9 | 11 | 59W | 336 | 62W | 50 | |
| 10 | B – 5 | 17 | 45W | 322 | 48W | 37 | |
| 11 | A – 3 | 22 | 16W | 293 | 19W | 51 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.