Daily Sunspot Evaluation
Observation Sheet Saturday, 3 December 1988
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)
- 8
- Number of spots (f)
- 61
- Relative number (R)
- 141
- Observer
- MB
- Reading
- all checks consistent
- File
- 19881203.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 20 | 36W | 160 | 37W | 0.25 | 328 |
| 2 | BXO – 3 | 32 | 29W | 153 | 30W | 3.0 | 336 |
| 3 | EAI – 16 | 17 | 25W | 149 | 26W | 12.0 | 332 |
| 4 | CAO – 9 | 14 | 08E | 116 | 07E | 5.0 | 329 |
| 5 | ESO – 10 | 19 | 29E | 95 | 28E | 10.5 | 333 |
| 6 | DHO – 6 | -18 | 29W | 153 | 30W | 6.0 | 331 |
| 7 | DAC – 15 | -14 | 02E | 122 | 01E | 9.0 | 335 |
| 8 | HA – 1 | -22 | 76E | 48 | 75E | 3.0 | 337 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.