Daily Sunspot Evaluation
Observation Sheet Wednesday, 27 January 1988
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)
- 5
- Number of spots (f)
- 25
- Relative number (R)
- 75
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19880127.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAC – 12 | 20 | 55W | 326 | 57W | 9 | 13 |
| 2 | HAX – 1 | -31 | 77W | 348 | 79W | 3 | 14 |
| 3 | DAC – 8 | -30 | 07E | 264 | 05E | 5 | 17 |
| 4 | AXX – 1 | -27 | 23E | 248 | 21E | - | 19 |
| 5 | AXX – 3 | -32 | 25E | 246 | 23E | - | 20 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.