Daily Sunspot Evaluation
Observation Sheet Thursday, 25 March 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)
- 10
- Number of spots (f)
- 59
- Relative number (R)
- 159
- Observer
- MB
- Reading
- all checks consistent
- File
- 20040325.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 6 | 7 | 31W | 165 | 34W | ~3 | 47 |
| 2 | EAI – 22 | 15 | 11W | 145 | 14W | 2.14.5 | 44 |
| 3 | ? – 2 | 13 | 84E | 50 | 81E | ? | 52 |
| 4 | EAI – 16 | -4 | 43W | 177 | 46W | 2.12 | 40 |
| 5 | CSI – 6 | -1 | 17W | 151 | 20W | ~4.5 | 42 |
| 6 | AX – 2 | -6 | 11W | 145 | 14W | <0.5 | 48 |
| 7 | AX – 1 | -8 | 03E | 131 | 00 | - | 49 |
| 8 | AX – 1 | -14 | 17E | 117 | 14E | - | 50 |
| 9 | HR – 2 | -14 | 58E | 76 | 55E | <1 | 51 |
| 10 | HS – 1 | -4 | 74E | 60 | 71E | ~2 | 46 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.