Daily Sunspot Evaluation
Observation Sheet Friday, 5 June 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)
- 37
- Relative number (R)
- 87
- Observer
- YK
- Reading
- all checks consistent
- File
- 19980605.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DRO – 4 | 25 | 58W | 93 | 61W | 4 | 436 |
| 2 | CRO – 4 | 27 | 44E | 354 | 41E | 7.5 | 533 |
| 3 | CRI – 11 | 15 | 61E | 334 | 585 | 7 | 121 |
| 4 | DAO – 12 | -21 | 06W | 41 | 09W | 9 | 220 |
| 5 | HS – 6 | -19 | 42E | 353 | 39E | 7 | 21 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.