Daily Sunspot Evaluation
Observation Sheet Saturday, 19 August 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)
- 14
- Number of spots (f)
- 90
- Relative number (R)
- 230
- Observer
- AK0
- Reading
- counts consistent, some coordinates doubtful
- File
- 20000819.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 1 | 13 | 52W | 246 | 55W | 0.5 | |
| 2 | EBC – 39 | 26 | 40W | 234 | 43W | 11 | |
| 3 | BAO – 3 | 11 | 29W | 223 | 32W | 2 | |
| 4 | CSO – 10 | 6 | 25W | 219 | 28W | 5.5 | |
| 5 | CSO – 2 | 16 | 00 | 194 | 03W | 2 | |
| 6 | HS – 2 | 14 | 03E | 191 | 00 | 2.5 | |
| 7 | HR – 5 | 9 | 11E | 183 | 08E | 2 | |
| 8 | HR – 1 | 23 | 55E | 139 | 52E | 0.5 | |
| 9 | ? – 1 | -41 | 69W | 263 | 72W | ? | |
| 10 | BAE – 14 | -13 | 39W | 243 ⚠ | 42W | ~4 | |
| 11 | BAO – 6 | -12 | 32W | 226 | 35W | 3 | |
| 12 | HS – 1 | -6 | 11W | 205 | 14W | 2.5 | |
| 13 | BAO – 4 | -11 | 46E | 148 | 43E | 4 | |
| 14 | ? – 1 | -31 | 73E | 121 | 70E | ? |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.