Daily Sunspot Evaluation
Observation Sheet Friday, 26 October 1973
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)
- 5
- Number of spots (f)
- 33
- Relative number (R)
- 83
- Observer
- HM
- Reading
- all checks consistent
- File
- 19731026.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 3 | 21 | 31°E | 191 | 200 | ||
| 2 | J – 3 | 16 | 69°E | 153 | 202 | ||
| 3 | J – 1 | 11 | 56°E | 166 | 203 | ||
| 4 | E – 24 | -13 | 22°E | 200 | 201 | ||
| 5 | A – 2 | 15 | 28°W | 250 | 204 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.