Daily Sunspot Evaluation
Observation Sheet Thursday, 5 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)
- 8
- Number of spots (f)
- 35
- Relative number (R)
- 115
- Observer
- HG
- Reading
- all checks consistent
- File
- 19880505.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 5 | 25 | 34E | 13 | 33E | 5.5 | 89 |
| 2 | AR – 3 | 17 | 35E | 12 | 32E | 2 | 88 |
| 3 | HA – 1 | 17 | 76E | 331 | 73E | 2 | 91 |
| 4 | ? – 1 | -19 | 81W | 128 | 84W | 15 | 86 |
| 5 | EKE – 17 | -21 | 65W | 112 | 68W | 13 | 89 |
| 6 | AX – 3 | -18 | 62W | 109 | 65W | 3 | 43 |
| 7 | AR – 4 | -19 | 13E | 34 | 16W | 1 | 85 |
| 8 | HS – 1 | -28 | 72E | 335 | 69E | 2 | 92 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.