Daily Sunspot Evaluation
Observation Sheet Tuesday, 3 March 1970
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)
- 7
- Number of spots (f)
- 64
- Relative number (R)
- 134
- Observer
- SM
- Reading
- all checks consistent
- File
- 19700303.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 35 | 6 | 24E | 156 | |||
| 2 | G – 5 | -11 | 59E | 121 | |||
| 3 | A – 1 | -16 | 16W | 196 | |||
| 4 | B – 5 | -15 | 23W | 203 | |||
| 5 | J – 1 | -5 | 83W | 263 | |||
| 6 | C – 6 | -5 | 10W | 190 | |||
| 7 | H – 11 | 14 | 58W | 238 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.