Daily Sunspot Evaluation
Observation Sheet Tuesday, 9 May 2000
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)
- 8
- Number of spots (f)
- 51
- Relative number (R)
- 131
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20000509.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 16 | 17 | 20E | 83 | 17E | 4.5 | |
| 2 | DAR – 12 | 14 | 43E | 60 | 40E | 07 | |
| 3 | HK – 5 | 15 | 71E | 32 | 68E | 5 | |
| 4 | ? – 1 | 10 | 85E | 18 | 82E | ||
| 5 | AX – 4 | -16 | 67W | 170 | 70W | 3 | |
| 6 | AX – 5 | -26 | 50W | 153 | 53W | 03 | |
| 7 | AX – 1 | -17 | 24W | 127 | 27W | ||
| 8 | CAI – 7 | -24 | 18E | 85 | 15E | 04 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.