Daily Sunspot Evaluation
Observation Sheet Monday, 31 August 1998
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)
- 6
- Number of spots (f)
- 76
- Relative number (R)
- 136
- Observer
- TÇ
- Reading
- counts consistent, some coordinates doubtful
- File
- 19980831.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CSI – 4 | 32 | 69W | 45 ⚠ | 71W | 5 | 184 |
| 2 | EKI – 35 | 19 | 47W | 23 ⚠ | 49W | 14 | 188 |
| 3 | CRC – 13 | 21 | 30W | 32 | 32W | 8 | 195 |
| 4 | AX – 2 | 30 | 31E | 37 ⚠ | 32E | 0.5 | 192 |
| 5 | AX – 1 | -19 | 30W | 36 | 32W | - | 185 |
| 6 | DKC – 21 | -22 | 51E | 24 ⚠ | 53W | 14 | 192 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.