Daily Sunspot Evaluation
Observation Sheet Saturday, 2 November 1957
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)
- 15
- Number of spots (f)
- 125
- Relative number (R)
- 275
- Observer
- FY
- Reading
- all checks consistent
- File
- 19571102.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 40 | 32E | ||||
| 2 | H – 4 | 14 | 14E | ||||
| 3 | J – 2 | 33 | 61E | ||||
| 4 | J – 1 | 21 | 66E | ||||
| 5 | A – 1 | -20 | 60E | ||||
| 6 | D – 13 | -17 | 46E | ||||
| 7 | J – 1 | -14 | 35E | ||||
| 8 | A – 3 | -16 | 25E | ||||
| 9 | E – 35 | -24 | 18W | ||||
| 10 | C – 15 | -15 | 23W | ||||
| 11 | H – 7 | -14 | 54W | ||||
| 12 | A – 1 | 12 | 66W | ||||
| 13 | E – 6 | 21 | 78W | ||||
| 14 | C – 5 | 26 | 46W | ||||
| 15 | E – 29 | 27 | 20W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.