Daily Sunspot Evaluation
Observation Sheet Thursday, 24 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)
- 68
- Relative number (R)
- 138
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20010524.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 7 | 21 | 35W | 162 | 38W | ~2.5 | |
| 2 | HS – 1 | 19 | 07W | 134 | 10W | ~2 | |
| 3 | EKC – 33 | 7 | 00 | 127 | 03W | 15 | |
| 4 | DAC – 18 | 6 | 36E | 91 | 33E | ~8 | |
| 5 | HA – 1 | 13 | 59E | 68 | 56E | 1.5 | |
| 6 | HA – 7 | -5 | 11E | 116 | 08E | ~3 | |
| 7 | HS – 1 | -7 | 25E | 102 | 22E | 1.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.