Daily Sunspot Evaluation
Observation Sheet Wednesday, 3 October 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)
- 13
- Number of spots (f)
- 62
- Relative number (R)
- 192
- Observer
- AK0
- Reading
- all checks consistent
- File
- 20011003.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 3 | 23 | 59W | 242 | 62W | 3 | |
| 2 | HS – 1 | 12 | 55W | 238 | 58W | ~1 | |
| 3 | HR – 3 | 4 | 56W | 239 | 59W | 3 | |
| 4 | DSC – 21 | 13 | 48W | 231 | 51W | ~10 | |
| 5 | HS – 2 | 19 | 22W | 205 | 25W | ~2 | |
| 6 | BXO – 2 | 11 | 22E | 161 | 19E | 2.5 | |
| 7 | HA – 1 | 4 | 24E | 159 | 21E | 1 | |
| 8 | CAO – 4 | -15 | 38W | 221 | 41W | ~5 | |
| 9 | DAI – 10 | -18 | 16W | 199 | 19W | 10 | |
| 10 | CSI – 10 | -14 | 04E | 179 | 01E | ~6 | |
| 11 | AX – 1 | -20 | 66E | 117 | 63E | 0.5 | |
| 12 | ? – 2 | -6 | 74E | 109 | 71E | ? | |
| 13 | ? – 2 | -11 | 78E | 105 | 75E | ? |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.