Daily Sunspot Evaluation
Observation Sheet Thursday, 6 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)
- 73
- Relative number (R)
- 133
- Observer
- HÇ0
- Reading
- all checks consistent
- File
- 19980806.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 16 | 24 | 48W | 342 | 51W | 4.0 | 156 |
| 2 | BXI – 15 | 15 | 29W | 323 | 32W | 5 | 165-161 |
| 3 | HR – 1 | 16 | 68E | 226 | 65E | 4.5 | 152-165 |
| 4 | HK – 1 | 30 | 82E | 212 | 79E | 160-166 | |
| 5 | AX – 3 | -28 | 15W | 309 | 18W | 0.5 | 160 |
| 6 | FKC – 37 | -23 | 32E | 262 | 29E | 16.5 | 163 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.