Daily Sunspot Evaluation
Observation Sheet Sunday, 19 March 1967
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)
- 32
- Relative number (R)
- 102
- Observer
- LT
- Reading
- counts consistent, some coordinates doubtful
- File
- 19670319.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 7 | 24 | 31E | 34 ⚠ | |||
| 2 | H – 2 | 18 | 41E | 351 | |||
| 3 | J – 2 | 17 | 50E | 345 | |||
| 4 | B – 4 | -18 | 1W | 36 | |||
| 5 | D – 15 | -16 | 9W | 44 | |||
| 6 | J – 1 | 29 | 49W | 84 | |||
| 7 | A – 1 | 27 | 42W | 78 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.