Daily Sunspot Evaluation
Observation Sheet Thursday, 11 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)
- 29
- Relative number (R)
- 79
- Observer
- MB
- Reading
- counts consistent, some coordinates doubtful
- File
- 19980611.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 19 | 50W | 29 ⚠ | 52W | - | 03° 30' |
| 2 | DAI – 9 | -25 | 62W | 17 | 65W | 11.5 | 03° 27' |
| 3 | AK – 6 | -22 | 36W | 351 | 39W | 7 | 03° 21' |
| 4 | CKO – 12 | -28 | 00 | 315 | 03W | 8 | 00° 18' |
| 5 | ? – 1 | -23 | 74E | 236 ⚠ | 76E | ? | 10° 30' |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.