Daily Sunspot Evaluation
Observation Sheet Tuesday, 6 May 1969
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)
- 5
- Number of spots (f)
- 32
- Relative number (R)
- 82
- Observer
- FY
- Reading
- counts consistent, some coordinates doubtful
- File
- 19690506.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | G – 5 | -12 | 56E | 139 | |||
| 2 | E – 22 | -13 | 21E | 192 ⚠ | |||
| 3 | ? – 3 | -31 | 62E | 131 | |||
| 4 | A – 1 | 20 | 37W | 230 | |||
| 5 | A – 1 | 8 | 06W | 199 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.