Daily Sunspot Evaluation
Observation Sheet Wednesday, 27 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)
- 11
- Number of spots (f)
- 60
- Relative number (R)
- 170
- Observer
- LT
- Reading
- all checks consistent
- File
- 19680327.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 10 | 12 | 6E | 130 | |||
| 2 | J – 1 | 11 | 18E | 118 | |||
| 3 | E – 11 | 17 | 41E | 95 | |||
| 4 | A – 1 | 23 | 45E | 91 | |||
| 5 | C – 6 | -14 | 51E | 85 | |||
| 6 | J – 2 | -18 | 68E | 68 | |||
| 7 | B – 5 | -16 | 28E | 108 | |||
| 8 | C – 7 | -22 | 60E | 76 | |||
| 9 | A – 1 | -23 | 21W | 157 | |||
| 10 | J – 5 | -24 | 66W | 202 | |||
| 11 | E – 11 | -13 | 38W | 174 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.