Daily Sunspot Evaluation
Observation Sheet Sunday, 26 March 1978
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)
- 28
- Relative number (R)
- 98
- Observer
- HM
- Reading
- all checks consistent
- File
- 19780326.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 3 | 15 | 03E | 185 | 02E | ||
| 2 | C – 6 | 38 | 15E | 173 | 14E | ||
| 3 | B – 5 | 15 | 13E | 175 | 12E | ||
| 4 | A – 3 | -22 | 05E | 183 | 04E | ||
| 5 | B – 7 | -32 | 03W | 191 | 04W | ||
| 6 | ? – 3 | -44 | 85W | 273 | 86W | ||
| 7 | ? – 1 | 15 | 78W | 266 | 79W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.