Daily Sunspot Evaluation
Observation Sheet Sunday, 4 March 1984
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)
- 5
- Number of spots (f)
- 22
- Relative number (R)
- 72
- Observer
- HG
- Reading
- counts consistent, some coordinates doubtful
- File
- 19840304.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 5 | 15 | 08E | 338 | 07E | 3 | 40 |
| 2 | CKI – 3 | -13 | 62W | 48 | 63W | 5.5 | 3A |
| 3 | BRI – 7 | 346 | 01W | 5 ⚠ | 3b | ||
| 4 | ARX – 4 | -11 | 56E | 290 | 55E | 15 | 4A |
| 5 | ? – 3 | -14 | 77E | 269 | 76E | 3 | 4D |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.