Daily Sunspot Evaluation
Observation Sheet Monday, 27 June 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)
- 31
- Relative number (R)
- 91
- Observer
- SB
- Reading
- all checks consistent
- File
- 19660627.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 32 | 59E | 237 | |||
| 2 | B – 3 | 15 | 51E | 240 | |||
| 3 | B – 9 | -27 | 15E | 270 | |||
| 4 | G – 2 | -24 | 32W | 323 | |||
| 5 | B – 14 | 25 | 66W | 357 | |||
| 6 | B – 2 | 22 | 50W | 341 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.