Daily Sunspot Evaluation
Observation Sheet Tuesday, 10 May 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)
- 7
- Number of spots (f)
- 35
- Relative number (R)
- 105
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19880510.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 24 | 40W | 17 | 39W | 89 | |
| 2 | BRO – 6 | 20 | 29W | 6 | 28W | 4.5 | 93 |
| 3 | HA – 1 | 19 | 05E | 332 | 06E | 1 | 91 |
| 4 | BXO – 2 | 12 | 44E | 293 | 45E | 3 | 98 |
| 5 | BXO – 3 | -28 | 62W | 39 | 61W | 4 | 94 |
| 6 | AX – 1 | -13 | 02E | 335 | 03E | 99 | |
| 7 | CAI – 21 | -17 | 14E | 323 | 15E | 8.5 | 95 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.