Daily Sunspot Evaluation
Observation Sheet Monday, 16 October 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)
- 15
- Number of spots (f)
- 92
- Relative number (R)
- 242
- Observer
- GA
- Reading
- all checks consistent
- File
- 19781016.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 1 | 30 | 04E | 10 | 01E | ||
| 2 | J – 1 | 14 | 07E | 7 | 04E | ||
| 3 | H – 10 | 32 | 56E | 318 | 53E | ||
| 4 | A – 1 | 22 | 50E | 324 | 47E | ||
| 5 | H – 5 | 18 | 47E | 327 | 44E | ||
| 6 | E – 27 | -21 | 08E | 6 | 05E | ||
| 7 | A – 1 | -30 | 01E | 13 | 02W | ||
| 8 | J – 4 | -18 | 09W | 23 | 12W | ||
| 9 | E – 19 | -20 | 32W | 46 | 35W | ||
| 10 | C – 4 | -25 | 35W | 49 | 38W | ||
| 11 | J – 1 | -21 | 49W | 63 | 52W | ||
| 12 | A – 1 | -22 | 67W | 81 | 70W | ||
| 13 | D – 6 | 17 | 57W | 71 | 60W | ||
| 14 | D – 9 | 21 | 26W | 40 | 29W | ||
| 15 | J – 2 | 36 | 69W | 83 | 72W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.