Daily Sunspot Evaluation
Observation Sheet Saturday, 8 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)
- 5
- Number of spots (f)
- 71
- Relative number (R)
- 121
- Observer
- MB
- Reading
- counts consistent, some coordinates doubtful
- File
- 19980808.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 5 | 28 | 74W | 342 | 77W | 2.5 | 136 |
| 2 | DRO – 5 | 19 | 42E | 256 ⚠ | 09E | 3.5 | 168 |
| 3 | EKO – 3 | 29 | 63E | 205 | 60E | 14.5 | 166 |
| 4 | DKC – 4 | 15 | 75E | 193 | 72E | 7 | 168 |
| 5 | FAC – 54 | -22 | 06E | 262 | 03E | 18 | 163 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.