Daily Sunspot Evaluation
Observation Sheet Monday, 14 February 1977
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)
- 4
- Number of spots (f)
- 31
- Relative number (R)
- 71
- Observer
- GA
- Reading
- all checks consistent
- File
- 19770214.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | -20 | 79E | 55 | 79E | ||
| 2 | E – 19 | -42 | 26W | 160 | 28W | ||
| 3 | G – 5 | 3 | 06W | 140 | 08W | ||
| 4 | G – 6 | 24 | 06W | 140 | 08W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.