Daily Sunspot Evaluation
Observation Sheet Sunday, 23 November 1980
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)
- 7
- Number of spots (f)
- 52
- Relative number (R)
- 122
- Observer
- OG
- Reading
- all checks consistent
- File
- 19801123.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DJO – 3 | 16 | 40W | 345 | 43W | 7.5 | |
| 2 | DAI – 18 | 11 | 26W | 331 | 29W | 11 | |
| 3 | DAC – 16 | 11 | 10W | 315 | 13W | 9 | |
| 4 | CSI – 8 | 14 | 40E | 265 | 37E | 65 | |
| 5 | HEX – 1 | -17 | 46W | 351 | 49W | 3 | |
| 6 | ARA – 1 | -7 | 32W | 337 | 35W | - | |
| 7 | HEX – 5 | -18 | 23E | 282 | 20E | 3 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.