Daily Sunspot Evaluation
Observation Sheet Saturday, 30 June 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)
- 11
- Relative number (R)
- 61
- Observer
- HG
- Reading
- all checks consistent
- File
- 19840630.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HAX – 2 | 5 | 23E | 205 | 21E | 2.12.5 | M7 |
| 2 | CAS – 6 | 12 | 61E | 167 | 59E | 55.8 | M9 |
| 3 | AXX – 1 | 14 | 65E | 163 | 63E | M9 | |
| 4 | ? – 1 | -15 | 85W | 313 | 87W | M5 | |
| 5 | HAX – 1 | -13 | 23W | 251 | 25W | 15.7.25 | M6 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.