Daily Sunspot Evaluation
Observation Sheet Thursday, 14 March 1968
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)
- 5
- Number of spots (f)
- 13
- Relative number (R)
- 63
- Observer
- DK
- Reading
- all checks consistent
- File
- 19680314.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 3 | 30 | 64E | 246 | |||
| 2 | G – 3 | 14 | 40E | 270 | |||
| 3 | G – 3 | -18 | 54E | 256 | |||
| 4 | A – 2 | -14 | 06W | 316 | |||
| 5 | B – 2 | 19 | 44W | 354 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.