Daily Sunspot Evaluation
Observation Sheet Thursday, 25 June 1992
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)
- 43
- Relative number (R)
- 93
- Observer
- NA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19920625.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 1 | 25 | 61W | 216 ⚠ | 73W | 2.5 | 241 |
| 2 | DKC – 23 | 12 | 63W | 312 | 66W | 9.5 | 243E |
| 3 | CPI – 6 | 10 | 37E | 212 | 34E | 5.5 | 249 |
| 4 | AX – 1 | 12 | 45E | 250 ⚠ | 46E | - | 250 |
| 5 | CRO – 12 | -27 | 39W | 288 | 42W | 5 | 247 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.