Daily Sunspot Evaluation
Observation Sheet Friday, 5 May 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)
- 6
- Number of spots (f)
- 86
- Relative number (R)
- 146
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19890505.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAC – 38 | 29 | 07E | 260 | 06E | 14 | |
| 2 | BXO – 2 | 17 | 56E | 211 | 55E | 4.5 | |
| 3 | FKC – 40 | -20 | 45W | 312 | 46W | 15 | |
| 4 | AX – 1 | -16 | 11W | 278 | 12W | - | |
| 5 | AX – 1 | -9 | 07W | 274 | 08W | - | |
| 6 | HA – 4 | -23 | 28E | 239 | 27E | 2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.