Daily Sunspot Evaluation
Observation Sheet Thursday, 14 July 1988
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)
- 5
- Number of spots (f)
- 56
- Relative number (R)
- 106
- Observer
- FL
- Reading
- all checks consistent
- File
- 19880714.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKO – 6 | 137 | |||||
| 2 | DAI – 12 | 142 | |||||
| 3 | EAC – 15 | 138 | |||||
| 4 | HA – 1 | -16 | 39E | 162 | 36E | 2 | 143 |
| 5 | EKC – 22 | -23 | 51E | 150 | 48E | 12 | 144 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.