Daily Sunspot Evaluation
Observation Sheet Tuesday, 2 May 1978
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)
- 75
- Relative number (R)
- 115
- Observer
- GA
- Reading
- all checks consistent
- File
- 19780502.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 18 | 22 | 03E | 59 | 00 | ||
| 2 | J – 1 | 24 | 14E | 48 | 11E | ||
| 3 | ? – 4 | -27 | 74E | 348 | 71E | ||
| 4 | F – 52 | 21 | 16W | 78 | 19W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.