Daily Sunspot Evaluation
Observation Sheet Thursday, 11 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)
- 10
- Number of spots (f)
- 84
- Relative number (R)
- 184
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20000511.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 2 | 25 | 22W | 99 | 25W | 1 | |
| 2 | BXO – 7 | 9 | 06W | 83 | 09W | 4.5 | |
| 3 | DKC – 13 | 15 | 05W | 82 | 08W | ~6 | |
| 4 | DKF – 21 | 12 | 15E | 62 | 12E | 10 | |
| 5 | CAO – 12 | 14 | 42E | 35 | 39E | 5 | |
| 6 | HX – 3 | 9 | 57E | 20 | 54E | 3 | |
| 7 | ? – 3 | -26 | 76W | 153 | 79W | 8 | |
| 8 | DAG – 20 | -24 | 09W | 86 | 12W | 7 | |
| 9 | AX – 2 | -20 | 12E | 65 | 09E | 1.5 | |
| 10 | HS – 1 | -17 | 74E | 3 | 71E | 2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.