Daily Sunspot Evaluation
Observation Sheet Tuesday, 21 November 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)
- 6
- Number of spots (f)
- 24
- Relative number (R)
- 84
- Observer
- HM
- Reading
- all checks consistent
- File
- 19781121.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 17 | 43E | 215 | 41E | ||
| 2 | A – 3 | -15 | 60E | 198 | 58E | ||
| 3 | H – 5 | -27 | 22E | 236 | 20E | ||
| 4 | H – 6 | -17 | 11E | 247 | 09E | ||
| 5 | A – 1 | -14 | 09E | 248 | 07E | ||
| 6 | C – 7 | 38 | 64W | 322 | 66W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.