Daily Sunspot Evaluation
Observation Sheet Friday, 29 May 1970
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)
- 75
- Relative number (R)
- 185
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19700529.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | 11 | 19E | 93 | |||
| 2 | J – 4 | 16 | 56E | 56 | |||
| 3 | H – 3 | -9 | 43E | 69 | |||
| 4 | H – 1 | -13 | 54E | 58 | |||
| 5 | J – 1 | -19 | 48E | 64 | |||
| 6 | C – 16 | -15 | 45W | 157 | |||
| 7 | E – 33 | -7 | 21W | 133 | |||
| 8 | A – 4 | 14 | 55W | 167 | |||
| 9 | A – 2 | 20 | 58W | 170 | |||
| 10 | A – 1 | 20 | 40W | 152 | |||
| 11 | B – 8 | 17 | 11W | 123 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.