Daily Sunspot Evaluation
Observation Sheet Wednesday, 28 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)
- 9
- Number of spots (f)
- 53
- Relative number (R)
- 143
- Observer
- GA
- Reading
- all checks consistent
- File
- 19790328.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 33 | 09E | 16 | 07E | 196 | |
| 2 | A – 1 | 23 | 16E | 9 | 14E | 189 | |
| 3 | C – 2 | 27 | 28E | 359 | 26E | 193 | |
| 4 | D – 8 | 33 | 45E | 340 | 43E | 195 | |
| 5 | E – 15 | -22 | 66E | 319 | 64E | 192 | |
| 6 | J – 1 | -21 | 47E | 338 | 45E | 194 | |
| 7 | H – 14 | -31 | 34W | 59 | 36W | 180 | |
| 8 | J – 1 | -29 | 65W | 90 | 69W | 173 | |
| 9 | D – 10 | 7 | 14W | 39 | 16W | 184 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.