Daily Sunspot Evaluation
Observation Sheet Monday, 4 December 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)
- 11
- Number of spots (f)
- 88
- Relative number (R)
- 198
- Observer
- GA
- Reading
- all checks consistent
- File
- 19781204.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 17 | 38E | 50 | 35E | ||
| 2 | G – 8 | -22 | 58E | 30 | 55E | ||
| 3 | A – 15 | -20 | 13E | 75 | 10E | ||
| 4 | A – 1 | -15 | 11E | 77 | 08E | ||
| 5 | B – 3 | -24 | 09E | 79 | 06E | ||
| 6 | E – 29 | -19 | 01W | 89 | 04W | ||
| 7 | D – 26 | -31 | 16W | 104 | 19W | ||
| 8 | A – 1 | -28 | 64W | 152 | 67W | ||
| 9 | J – 1 | 12 | 41W | 129 | 44W | ||
| 10 | H – 2 | 11 | 29W | 117 | 32W | ||
| 11 | J – 1 | 21 | 19W | 107 | 22W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.