Daily Sunspot Evaluation
Observation Sheet Monday, 16 May 1983
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
- AÖ0
- Reading
- all checks consistent
- File
- 19830516.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 9 | 7 | 16E | 239 | 14E | 6 | 124 |
| 2 | HAX – 3 | 9 | 27E | 228 | 25E | 1.5 | 125 |
| 3 | DKC – 16 | -11 | 46W | 301 | 48W | 10.5 | 121 |
| 4 | HAX – 5 | -29 | 42W | 297 | 44W | 3.5 | 122 |
| 5 | DAI – 9 | -10 | 21W | 276 | 23W | 7.75 | 126 |
| 6 | HAX – 2 | -29 | 62E | 193 | 60E | 3 | 129 |
| 7 | ? – 3 | -24 | 75E | 180 | 73E | 8 | 130 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.