Daily Sunspot Evaluation
Observation Sheet Monday, 19 June 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)
- 70
- Relative number (R)
- 170
- Observer
- HE
- Reading
- all checks consistent
- File
- 20000619.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAC – 9 | 7 | 43W | 324 | 46W | 10 | |
| 2 | HR – 5 | 19 | 21W | 302 | 24W | 1 | |
| 3 | FKC – 27 | 22 | 02W | 283 | 05W | 17.5 | |
| 4 | DKC – 17 | 21 | 28E | 253 | 25E | 7.5 | |
| 5 | HR – 1 | 17 | 46E | 235 | 43E | 1 | |
| 6 | BAO – 2 | 4 | 58E | 223 | 55E | 3.5 | |
| 7 | HA – 2 | -21 | 59W | 340 | 62W | 2 | |
| 8 | BRO – 3 | -28 | 16W | 297 | 19W | 4 | |
| 9 | BRO – 3 | -14 | 11W | 292 | 14W | 6 | |
| 10 | HR – 1 | -36 | 34E | 247 | 31E | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.