Daily Sunspot Evaluation
Observation Sheet Saturday, 27 March 1993
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)
- 4
- Number of spots (f)
- 15
- Relative number (R)
- 55
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19930327.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 24 | 30W | 250 | 32W | - | 80 |
| 2 | HR – 2 | 22 | 25E | 195 | 22E | 0.5 | 77 |
| 3 | EAO – 8 | 5 | 64E | 156 | 62E | 13 | 79 |
| 4 | HA – 4 | -12 | 66W | 286 | 68W | 2.5 | 65 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.