Daily Sunspot Evaluation
Observation Sheet Wednesday, 26 January 1972
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)
- 43
- Relative number (R)
- 103
- Observer
- FA
- Reading
- all checks consistent
- File
- 19720126.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 3 | 14 | 51E | 327 | |||
| 2 | A – 1 | 15 | 66E | 312 | |||
| 3 | D – 17 | -15 | 38E | 340 | |||
| 4 | C – 11 | -16 | 25W | 43 | |||
| 5 | D – 10 | -9 | 27W | 45 | |||
| 6 | A – 1 | 15 | 03W | 21 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.