Daily Sunspot Evaluation
Observation Sheet Sunday, 27 March 1960
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)
- 9
- Number of spots (f)
- 59
- Relative number (R)
- 149
- Observer
- BG
- Reading
- all checks consistent
- File
- 19600327.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 27 | 37E | ||||
| 2 | H – 5 | 13 | 58E | ||||
| 3 | J – 1 | -13 | 39E | ||||
| 4 | B – 3 | -27 | 48E | ||||
| 5 | B – 2 | -25 | 37E | ||||
| 6 | A – 3 | -20 | 50W | ||||
| 7 | D – 21 | -12 | 8W | ||||
| 8 | E – 3 | 18 | 71W | ||||
| 9 | D – 20 | 22 | 46W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.