Daily Sunspot Evaluation
Observation Sheet Monday, 30 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)
- 3
- Number of spots (f)
- 103
- Relative number (R)
- 133
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840430.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKI – 36 | -14 | 36W | 352 | 38W | 10 | 76 |
| 2 | FKC – 35 | -14 | 21W | 337 | 23W | 17 | 77 |
| 3 | ERC – 32 | -13 | 02E | 314 | 79 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.