Daily Sunspot Evaluation
Observation Sheet Friday, 9 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)
- 13
- Number of spots (f)
- 78
- Relative number (R)
- 208
- Observer
- GA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19790309.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 5 | 26 | 30E | 217 ⚠ | 29E | 148 | |
| 2 | ? – 3 | 17 | 79E | 198 | 76E | 144 | |
| 3 | D – 15 | -13 | 30E | 217 ⚠ | 27E | 147 | |
| 4 | J – 6 | -25 | 47E | 230 | 44E | 146 | |
| 5 | A – 2 | -32 | 55E | 222 | 52E | 145 | |
| 6 | B – 10 | -19 | 02W | 279 | 05W | 138 | |
| 7 | D – 13 | -14 | 11W | 288 | 14W | 134 | |
| 8 | J – 1 | -27 | 78W | 355 | 81W | 012 | |
| 9 | J – 2 | 12 | 24W | 301 | 27W | 136 | |
| 10 | D – 11 | 21 | 33W | 310 | 36W | 142 | |
| 11 | J – 3 | 11 | 16W | 293 | 19W | 149 | |
| 12 | J – 1 | 15 | 20W | 297 | 23W | 135 | |
| 13 | J – 6 | 12 | 07W | 284 | 10W | 141 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.