Daily Sunspot Evaluation
Observation Sheet Thursday, 26 July 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)
- 3
- Relative number (R)
- 33
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840726.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 1 | 1 | 34E | 212 | 31E | -0.25 | 140 |
| 2 | HAX – 1 | -7 | 73W | 319 | 76W | 3° 1.5 | 136 |
| 3 | HXX – 1 | -17 | 29E | 217 | 26E | 1.5 | 138 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.