Daily Sunspot Evaluation
Observation Sheet Friday, 2 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)
- 104
- Relative number (R)
- 174
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20030502.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKC – 10 | 15 | 58W | 201 | 61W | 7.5 | 102 |
| 2 | HS – 1 | 14 | 18W | 161 | 21W | ~2 | 105 |
| 3 | HS – 1 | 7 | 61E | 82 | 58E | 3 | 113 |
| 4 | DAO – 3 | -11 | 78W | 221 | 81W | 9 | 111 |
| 5 | OST – 17 | -17 | 23W | 166 | 26W | 6.5 | 109 |
| 6 | EKC – 67 | -14 | 12W | 155 | 15W | ~13 | 106 |
| 7 | BXO – 5 | -35 | 06W | 149 | 09W | ~8 | 114 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.