Daily Sunspot Evaluation
Observation Sheet Sunday, 30 May 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)
- 3
- Number of spots (f)
- 86
- Relative number (R)
- 116
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19930530jpg.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 28 | 7 | 07W | 102 | 10W | 3 | 130 |
| 2 | PSC – 50 | 14 | 20E | 75 | 17E | 155 | 129 |
| 3 | DAO – 8 | 8 | 49E | 46 | 46E | 95 | 136 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.