Daily Sunspot Evaluation
Observation Sheet Tuesday, 24 October 1978
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)
- 9
- Number of spots (f)
- 52
- Relative number (R)
- 142
- Observer
- HM
- Reading
- all checks consistent
- File
- 19781024.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 22 | 27 | 04E | 265 | 01E | ||
| 2 | A – 3 | 20 | 35E | 234 | 32E | ||
| 3 | C – 6 | 20 | 61E | 208 | 58E | ||
| 4 | H – 4 | -16 | 68E | 201 | 65E | ||
| 5 | A – 4 | -17 | 22E | 247 | 19E | ||
| 6 | C – 4 | -22 | 04W | 273 | 07W | ||
| 7 | B – 7 | -29 | 38W | 307 | 41W | ||
| 8 | J – 1 | 30 | 47W | 316 | 50W | ||
| 9 | J – 1 | 32 | 01W | 270 | 04W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.