Daily Sunspot Evaluation
Observation Sheet Thursday, 20 November 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)
- 4
- Number of spots (f)
- 34
- Relative number (R)
- 74
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20031120.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKO – 9 | 3 | 08W | 2 | 440 | ~6 | 304 |
| 2 | EKC – 7 | 9 | 59E | 295 | 56E | ~11 | 309 |
| 3 | DRI – 7 | -21 | 55E | 299 | 52E | ~6 | 308 |
| 4 | DKC – 11 | -18 | 70E | 284 | 67E | 8 | 310 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.