Daily Sunspot Evaluation
Observation Sheet Friday, 9 June 1989
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)
- 11
- Number of spots (f)
- 132
- Relative number (R)
- 242
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19890609.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 11 | 80W | 247 | 83W | - | 281 |
| 2 | BRO – 12 | 16 | 04E | 163 | 01E | 4.5 | 283 |
| 3 | AX – 5 | 25 | 10E | 157 | 07E | 2 | 265 |
| 4 | AX – 2 | 26 | 40E | 127 | 37E | - | 278 |
| 5 | FKC – 30 | 20 | 74E | 93 | 71E | 18 | 281 |
| 6 | AX – 1 | -20 | 70W | 237 | 73W | - | 249 |
| 7 | BRO – 7 | -17 | 33W | 200 | 36W | 7 | 263 |
| 8 | BRI – 5 | -12 | 03E | 164 | 00 | 3.5 | 270 |
| 9 | EKC – 52 | -21 | 08E | 158 | 05E | 13.5 | 272 |
| 10 | AX – 8 | -19 | 24E | 143 | 21E | 3 | 278 |
| 11 | EAO – 9 | -10 | 71E | 96 | 68E | 12 | 280 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.