Daily Sunspot Evaluation
Observation Sheet Monday, 22 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)
- 12
- Number of spots (f)
- 158
- Relative number (R)
- 278
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19890522.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 2 | 17 | 62W | 107 | 65W | 3.5 | |
| 2 | EAI – 19 | 16 | 45W | 90 | 48W | 13.5 | |
| 3 | EAC – 44 | 21 | 41W | 86 | 44W | 15 | |
| 4 | HA – 4 | 13 | 31W | 76 | 34W | 1.5 | |
| 5 | AX – 1 | 23 | 57E | 348 | 54E | - | |
| 6 | CAI – 24 | -18 | 30W | 75 | 33W | 9 | |
| 7 | AX – 1 | -19 | 16W | 61 | 19W | - | |
| 8 | HS – 2 | -29 | 10W | 55 | 13W | 3.5 | |
| 9 | BRI – 15 | -19 | 01E | 44 | 02W | 6.5 | |
| 10 | EAC – 44 | -20 | 15E | 30 | 12E | 13 | |
| 11 | AX – 1 | -17 | 72E | 333 | 69E | - | |
| 12 | ? – 1 | -21 | 82E | 323 | 79E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.