Daily Sunspot Evaluation
Observation Sheet Friday, 28 May 2004
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)
- 35
- Relative number (R)
- 65
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20040528.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 17 | 85W | 94 | 88W | ? | 88 |
| 2 | FAC – 33 | -10 | 35W | 44 | 38W | ~16 | 91 |
| 3 | ? – 1 | -15 | 85E | 284 | 82E | ? | 94 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.