Daily Sunspot Evaluation
Observation Sheet Wednesday, 4 June 1958
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)
- 15
- Number of spots (f)
- 74
- Relative number (R)
- 224
- Observer
- MH
- Reading
- all checks consistent
- File
- 19580604.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 1 | 26 | 3E | ||||
| 2 | B – 4 | 10 | 4E | ||||
| 3 | B – 2 | 42 | 63E | ||||
| 4 | B – 3 | 17 | 26E | ||||
| 5 | ? – 12 | 28 | 73E | ||||
| 6 | B – 4 | 11 | 31E | ||||
| 7 | ? – 1 | -18 | 85E | ||||
| 8 | C – 3 | -23 | 61E | ||||
| 9 | C – 3 | -15 | 38W | ||||
| 10 | C – 2 | -13 | 67W | ||||
| 11 | C – 14 | 16 | 50W | ||||
| 12 | C – 4 | 28 | 64W | ||||
| 13 | C – 9 | 30 | 55W | ||||
| 14 | D – 10 | 17 | 17W | ||||
| 15 | H – 2 | 25 | 22W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.