Daily Sunspot Evaluation
Observation Sheet Friday, 3 March 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)
- 7
- Number of spots (f)
- 21
- Relative number (R)
- 91
- Observer
- GA
- Reading
- all checks consistent
- File
- 19780303.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 29 | 64E | 68 | 63E | ||
| 2 | E – 12 | 20 | 54E | 78 | 53E | ||
| 3 | J – 1 | 15 | 56E | 76 | 55E | ||
| 4 | J – 1 | -25 | 07W | 139 | 08W | ||
| 5 | J – 1 | -22 | 53W | 185 | 54W | ||
| 6 | D – 4 | 37 | 58W | 190 | 59W | ||
| 7 | J – 1 | 18 | 14W | 146 | 15W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.