Daily Sunspot Evaluation
Observation Sheet Sunday, 23 January 2005
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)
- 7
- Relative number (R)
- 37
- Observer
- MB
- Reading
- counts consistent, some coordinates doubtful
- File
- 20050123.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 5 | 05E | 74 | 03E | 2 | |
| 2 | DAI – 5 | -4 | 56W | 135 | 58W | ~5.5 | |
| 3 | AX – 1 | -1 | 07E | 77 ⚠ | 05E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.