Daily Sunspot Evaluation
Observation Sheet Thursday, 25 August 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)
- 7
- Number of spots (f)
- 48
- Relative number (R)
- 118
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19880825.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DBC – 31 | 19 | 21W | 27 | 24W | 8 | 192 |
| 2 | CSO – 2 | 14 | 01W | 8 | 05W | 9.25 | 183 |
| 3 | AK – 2 | 15 | 07E | 359 | 04E | - | 189 |
| 4 | AK – 1 | 15 | 20E | 346 | 17E | - | 193 |
| 5 | BXO – 6 | 22 | 48E | 318 | 45E | 5 | 194 |
| 6 | AK – 1 | -37 | 07E | 359 | 04E | - | 191 |
| 7 | ? – 5 | -20 | 74E | 292 | 71E | 9 | 195 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.