Daily Sunspot Evaluation
Observation Sheet Saturday, 19 May 1984
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)
- 29
- Relative number (R)
- 79
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19840519.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 7 | 8 | 83W | 149 | 82W | 13 | 81 |
| 2 | AXX – 1 | -17 | 29W | 95 | 33W | - | 95 |
| 3 | CAO – 6 | -14 | 22W | 88 | 26W | 55 | 90 |
| 4 | DSO – 5 | -15 | 16E | 50 | 12E | 45 | 91 |
| 5 | FAC – 10 | -11 | 70E | 356 | 66E | 18 | 92 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.