Daily Sunspot Evaluation
Observation Sheet Wednesday, 23 May 1979
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)
- 10
- Number of spots (f)
- 43
- Relative number (R)
- 143
- Observer
- GA
- Reading
- all checks consistent
- File
- 19790523.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | 17 | 35E | 331 | 33E | 279 | |
| 2 | D – 5 | 19 | 43E | 323 | 41E | 284 | |
| 3 | J – 1 | 16 | 76E | 290 | 74E | 286 | |
| 4 | J – 1 | -33 | 57E | 309 | 55E | 283 | |
| 5 | J – 2 | -18 | 16E | 350 | 14E | 276 | |
| 6 | D – 21 | -22 | 08E | 358 | 06E | 277 | |
| 7 | J – 2 | -31 | 61W | 67 | 63W | 281 | |
| 8 | J – 1 | 23 | 58W | 64 | 60W | 265 | |
| 9 | A – 1 | 22 | 47W | 53 | 49W | 280 | |
| 10 | D – 7 | 25 | 15W | 21 | 17W | 278 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.