Daily Sunspot Evaluation
Observation Sheet Tuesday, 24 April 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)
- 48
- Relative number (R)
- 98
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19840424.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 5 | -16 | 45W | 80 | 47W | 3.25 | 73 |
| 2 | CAI – 7 | -11 | 04W | 39 | 06W | 4 | 75 |
| 3 | DKI – 10 | -11 | 42E | 353 | 40E | 8.25 | 76 |
| 4 | BXO – 4 | -16 | 43E | 352 | 41E | 4 | 78 |
| 5 | FKC – 22 | -12 | 58E | 337 | 56E | 14.75 | 77 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.