Daily Sunspot Evaluation
Observation Sheet Tuesday, 14 May 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)
- 6
- Number of spots (f)
- 37
- Relative number (R)
- 97
- Observer
- AT
- Reading
- all checks consistent
- File
- 19680514.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | -11 | 66E | 158 | |||
| 2 | D – 7 | -30 | 56E | 168 | |||
| 3 | ? – 1 | -32 | 85E | 139 | |||
| 4 | G – 4 | 16 | 60W | 284 | |||
| 5 | J – 1 | 24 | 20W | 244 | |||
| 6 | E – 23 | 12 | 6W | 230 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.