Daily Sunspot Evaluation
Observation Sheet Sunday, 11 March 1979
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)
- 12
- Number of spots (f)
- 58
- Relative number (R)
- 178
- Observer
- AÖ0
- Reading
- counts consistent, some coordinates doubtful
- File
- 19790311.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 9 | 25 | 02E | 246 | 01E | 148 | |
| 2 | D – 7 | 18 | 48E | 198 | 48E | 144 | |
| 3 | B – 4 | 11 | 68E | 180 | 67E | 150 | |
| 4 | D – 1 | -20 | 48E | 198 | 48E | 151 | |
| 5 | A – 4 | -25 | 17E | 231 | 16E | 146 | |
| 6 | D – 12 | -14 | 00 | 248 | 01W | 147 | |
| 7 | A – 3 | -19 | 34W | 282 | 35W | 138 | |
| 8 | H – 11 | -14 | 42W | 290 | 43W | 134 | |
| 9 | D – 1 | 10 | 47W | 285 ⚠ | 48W | 149 | |
| 10 | D – 3 | 15 | 51W | 289 ⚠ | 52W | 135 | |
| 11 | B – 2 | 21 | 64W | 312 | 65W | 142 | |
| 12 | A – 1 | 13 | 35W | 283 | 36W | 141 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.