Daily Sunspot Evaluation
Observation Sheet Thursday, 16 November 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)
- 6
- Number of spots (f)
- 17
- Relative number (R)
- 77
- Observer
- OG
- Reading
- all checks consistent
- File
- 19781116.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | 16 | 51E | 274 | 48E | ||
| 2 | ? – 2 | -16 | 77E | 248 | 74E | ||
| 3 | A – 1 | -21 | 61E | 264 | 58E | ||
| 4 | A – 1 | -18 | 19W | 344 | 22W | ||
| 5 | J – 4 | -22 | 42W | 7 | 45W | ||
| 6 | D – 7 | 23 | 25W | 350 | 28W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.