Daily Sunspot Evaluation
Observation Sheet Saturday, 27 August 1966
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)
- 6
- Number of spots (f)
- 90
- Relative number (R)
- 150
- Observer
- LT
- Reading
- all checks consistent
- File
- 19660827.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 21 | 25 | 06E | 198 | |||
| 2 | F – 1 | 35 | 22E | 182 | |||
| 3 | H – 31 | 23 | 21E | 183 | |||
| 4 | A – 3 | 27 | 25E | 179 | |||
| 5 | B – 5 | 24 | 48E | 156 | |||
| 6 | E – 29 | 8 | 45W | 249 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.