Daily Sunspot Evaluation
Observation Sheet Sunday, 7 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)
- 4
- Number of spots (f)
- 21
- Relative number (R)
- 61
- Observer
- TÇ
- Reading
- counts consistent, some coordinates doubtful
- File
- 20000507.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 5 | 10 | 18E | 112 | 15E | 3 | |
| 2 | CRI – 7 | 24 | 27E | 103 | 24E | N5 | |
| 3 | CRI – 5 | -18 | 40W | 192 ⚠ | 43W | N4 | |
| 4 | BXO – 4 | -24 | 33W | 163 | 36W | N5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.