Daily Sunspot Evaluation
Observation Sheet Thursday, 16 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)
- 10
- Number of spots (f)
- 36
- Relative number (R)
- 136
- Observer
- SB0
- Reading
- counts consistent, some coordinates doubtful
- File
- 20020516.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DSO – 4 | 4 | 55W | 151 | 58W | 5 | |
| 2 | HS – 1 | 10 | 29E | 67 | 26E | 0.5 | |
| 3 | HS – 1 | 7 | 72E | 24 | 69E | 2 | |
| 4 | ? – 3 | 6 | 87E | 13 ⚠ | 80E | - | |
| 5 | DAI – 8 | -3 | 43W | 139 | 46W | 6 | |
| 6 | HA – 4 | -6 | 12W | 109 | 16W | 2 | |
| 7 | AX – 1 | -7 | 05E | 91 | 02E | - | |
| 8 | EHO – 8 | -21 | 10E | 86 | 07E | 13 | |
| 9 | HA – 5 | -22 | 64E | 32 | 61E | 3 | |
| 10 | HS – 1 | -14 | 65E | 31 | 62E | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.