Daily Sunspot Evaluation
Observation Sheet Wednesday, 30 June 1993
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)
- 4
- Number of spots (f)
- 57
- Relative number (R)
- 97
- Observer
- HE
- Reading
- all checks consistent
- File
- 19930630.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DSO – 9 | -13 | 16W | 61 | 19W | 7.5 | 163 |
| 2 | AX – 1 | -8 | 05E | 40 | 02E | - | 168 |
| 3 | EAC – 44 | -11 | 15E | 30 | 12E | 15 | 164 |
| 4 | CRO – 3 | -14 | 31E | 14 | 28E | 3.5 | 167 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.