Daily Sunspot Evaluation
Observation Sheet Friday, 27 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)
- 8
- Number of spots (f)
- 25
- Relative number (R)
- 105
- Observer
- OG
- Reading
- all checks consistent
- File
- 19830527.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HHX – 1 | 17 | 51W | 162 | 54W | 4.5 | 131 |
| 2 | HAX – 1 | 15 | 03E | 108 | 136 | ||
| 3 | ? – 1 | -26 | 80W | 191 | 83W | ? | 129 |
| 4 | BRO – 3 | -12 | 36W | 147 | 39W | 3.5 | 140 |
| 5 | AXX – 1 | -8 | 22W | 133 | 25W | - | 141 |
| 6 | DAG – 14 | -18 | 05W | 116 | 08W | 7 | 134 |
| 7 | CAO – 3 | -14 | 04W | 115 | 07W | 4 | 135 |
| 8 | HAX – 1 | -10 | 71E | 40 | 68E | 3 | 1411 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.