Daily Sunspot Evaluation
Observation Sheet Monday, 7 May 2001
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)
- 7
- Number of spots (f)
- 33
- Relative number (R)
- 103
- Observer
- TA
- Reading
- all checks consistent
- File
- 20010507.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 2 | 12 | 78W | 68 | 79W | 12 | |
| 2 | FAC – 16 | 25 | 35W | 25 | 36W | 19.5 | |
| 3 | HA – 4 | 21 | 02E | 348 | 01E | ~4 | |
| 4 | BXO – 4 | -2 | 42W | 32 | 43W | 6.5 | |
| 5 | HA – 4 | -16 | 12E | 338 | 11E | 2.5 | |
| 6 | HA – 2 | -22 | 47E | 303 | 46E | 2 | |
| 7 | ? – 1 | -10 | 75E | 275 | 74E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.