Daily Sunspot Evaluation
Observation Sheet Thursday, 3 May 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)
- 7
- Number of spots (f)
- 67
- Relative number (R)
- 137
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19790503.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 22 | 59E | 212 | 56E | 251 | |
| 2 | J – 1 | -25 | 80E | 191 | 77E | 250 | |
| 3 | G – 6 | -25 | 52E | 219 | 49E | 247 | |
| 4 | C – 11 | -26 | 44W | 315 | 47W | 237 | |
| 5 | B – 5 | -22 | 68W | 339 | 71W | 249 | |
| 6 | H – 7 | 17 | 64W | 335 | 67W | 234 | |
| 7 | F – 36 | 16 | 11W | 282 | 14W | 288 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.