Daily Sunspot Evaluation
Observation Sheet Thursday, 1 May 2003
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)
- 108
- Relative number (R)
- 178
- Observer
- MS
- Reading
- all checks consistent
- File
- 20030501.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKO – 11 | 15 | 46W | 202 | 48W | ~7 | 102 |
| 2 | HS – 1 | 14 | 06W | 162 | 08W | ~1.5 | 105 |
| 3 | HS – 1 | 7 | 74E | 82 | 72E | 2.5 | 143 |
| 4 | DAO – 6 | -11 | 64W | 220 | 66W | 9 | 119 |
| 5 | DAO – 9 | -18 | 11W | 167 | 13W | 3 | 104 |
| 6 | EKC – 77 | -13 | 01E | 155 | 01W | 11.5 | 106 |
| 7 | DRO – 3 | -26 | 51E | 105 | 49E | 4.5 | 112 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.