Daily Sunspot Evaluation
Observation Sheet Saturday, 4 August 1956
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)
- 12
- Number of spots (f)
- 63
- Relative number (R)
- 183
- Observer
- FY
- Reading
- all checks consistent
- File
- 19560804.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 3 | 26 | 2E | ||||
| 2 | C – 4 | 22 | 15E | ||||
| 3 | E – 30 | 18 | 21E | ||||
| 4 | A – 1 | 25 | 54E | ||||
| 5 | A – 1 | 26 | 64E | ||||
| 6 | B – 2 | 18 | 39E | ||||
| 7 | H – 2 | 14 | 25E | ||||
| 8 | C – 4 | -22 | 23E | ||||
| 9 | J – 2 | -23 | 20W | ||||
| 10 | G – 9 | -16 | 33W | ||||
| 11 | A – 4 | 24 | 56W | ||||
| 12 | A – 1 | 24 | 8W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.