Daily Sunspot Evaluation
Observation Sheet Monday, 3 April 2000
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)
- 14
- Number of spots (f)
- 88
- Relative number (R)
- 228
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 20000403.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 8 | 10 | 72W | 291 | 74W | 10 | |
| 2 | DAI – 17 | 16 | 48W | 267 | 50W | 9 | |
| 3 | DAO – 5 | 22 | 11W | 230 | 14W | 7.5 | |
| 4 | AX – 6 | 12 | 21E | 198 | 19E | 2 | |
| 5 | CAI – 7 | 22 | 23E | 196 | 21E | 4 | |
| 6 | HA – 1 | 7 | 54E | 165 | 52E | 1.5 | |
| 7 | HR – 1 | -20 | 61W | 280 | 63W | 0.5 | |
| 8 | DAI – 9 | -15 | 50W | 269 | 52W | 7 | |
| 9 | HS – 2 | -14 | 26W | 245 | 28W | 1 | |
| 10 | BRO – 9 | -8 | 23W | 242 | 25W | 6 | Cai-9 |
| 11 | BXO – 2 | -13 | 21W | 240 | 23W | 2 | 2 |
| 12 | AX – 1 | -12 | 15W | 234 | 17W | - | |
| 13 | DKC – 15 | -16 | 16E | 203 | 14E | 7 | |
| 14 | DAO – 5 | -18 | 56E | 163 | 54E | 0.8 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.