Daily Sunspot Evaluation
Observation Sheet Wednesday, 15 May 2002
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)
- 7
- Number of spots (f)
- 27
- Relative number (R)
- 97
- Observer
- ıH
- Reading
- counts consistent, some coordinates doubtful
- File
- 20020515.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 2 | 5 | 42W | 151 | 45W | ~3 | |
| 2 | HA – 2 | 10 | 78E | 71 ⚠ | 25E | 1 | |
| 3 | DHC – 12 | -5 | 70W | 129 ⚠ | 73W | ~7 | |
| 4 | DAO – 5 | -6 | 01E | 108 | 02W | ~3.5 | |
| 5 | EHO – 3 | -22 | 23E | 86 | 20E | 14 | |
| 6 | ? – 2 | -22 | 77E | 32 | 74E | ? | |
| 7 | ? – 1 | -15 | 79E | 30 | 76E | ? |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.