Daily Sunspot Evaluation
Observation Sheet Friday, 28 May 1982
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)
- 47
- Relative number (R)
- 117
- Observer
- OG
- Reading
- all checks consistent
- File
- 19820528.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 6 | 14 | 73W | 308 | 76W | 5.5 | 209 |
| 2 | CAO – 2 | 18 | 72W | 307 | 75W | 4.5 | 219 |
| 3 | DKC – 10 | -20 | 47W | 282 | 50W | 10 | 220 |
| 4 | DAI – 7 | -19 | 20W | 255 | 23W | 8 | 213 |
| 5 | HJX – 1 | -16 | 16E | 219 | 13E | 1.5 | 216 |
| 6 | DKI – 13 | -5 | 31E | 204 | 28E | 10.5 | 219 |
| 7 | DAI – 8 | -16 | 38E | 197 | 35E | 10 | 218 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.