Daily Sunspot Evaluation
Observation Sheet Sunday, 29 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)
- 4
- Number of spots (f)
- 88
- Relative number (R)
- 128
- Observer
- HG
- Reading
- counts consistent, some coordinates doubtful
- File
- 19840429.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HAX – 1 | -11 | 70W | 32 ⚠ | 72W | 2.5 | 75 |
| 2 | EKC – 39 | -13 | 23W | 352 | 25W | 12 | 76 |
| 3 | FKC – 30 | -13 | 08W | 337 | 10W | 17.5 | 77 |
| 4 | DKI – 18 | -12 | 15E | 314 | 13E | 9 | 79 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.