Daily Sunspot Evaluation
Observation Sheet Sunday, 22 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)
- 60
- Relative number (R)
- 130
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19700322.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 30 | 18 | 33E | 257 | |||
| 2 | D – 9 | 12 | 37E | 253 | |||
| 3 | D – 3 | 14 | 51E | 239 | |||
| 4 | A – 2 | -5 | 12E | 278 | |||
| 5 | J – 1 | -4 | 29E | 261 | |||
| 6 | J – 1 | -15 | 13W | 303 | |||
| 7 | C – 14 | 16 | 46W | 336 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.