Daily Sunspot Evaluation
Observation Sheet Monday, 3 July 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)
- 10
- Number of spots (f)
- 77
- Relative number (R)
- 177
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19890703.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AR – 1 | 9 | 77W | 281 | 76W | 1 | |
| 2 | HK – 1 | 21 | 76W | 280 | 75W | 3 | |
| 3 | DAC – 10 | 20 | 61W | 265 | 60W | 10 | |
| 4 | AX – 3 | 15 | 35E | 169 | 36E | 1 | |
| 5 | AR – 2 | 12 | 41E | 163 | 42E | 1 | |
| 6 | HA – 15 | 24 | 60E | 144 | 61E | 6 | |
| 7 | CAI – 18 | 10 | 65E | 139 | 66E | 10 | |
| 8 | DKC – 9 | -17 | 67W | 271 | 66W | 5 | |
| 9 | CAO – 8 | -14 | 35E | 169 | 36E | 9 | |
| 10 | HS – 10 | -18 | 35E | 169 | 36E | 5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.