Daily Sunspot Evaluation
Observation Sheet Thursday, 22 June 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)
- 13
- Number of spots (f)
- 121
- Relative number (R)
- 251
- Observer
- GT
- Reading
- all checks consistent
- File
- 19780622.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 6 | 14 | 12E | 95 | 09E | ||
| 2 | C – 6 | 20 | 25E | 82 | 22E | ||
| 3 | D – 7 | 27 | 48E | 58 | 46E | ||
| 4 | A – 3 | 15 | 26E | 81 | 23E | ||
| 5 | E – 26 | 18 | 45E | 62 | 42E | ||
| 6 | ? – 5 | 23 | 75E | 32 | 72E | ||
| 7 | F – 17 | -19 | 60E | 47 | 57E | ||
| 8 | J – 3 | -16 | 27E | 80 | 24E | ||
| 9 | C – 5 | -14 | 12E | 95 | 08E | ||
| 10 | D – 16 | -26 | 08W | 115 | 11W | ||
| 11 | A – 2 | -22 | 61W | 168 | 64W | ||
| 12 | D – 14 | 16 | 56W | 163 | 58W | ||
| 13 | D – 11 | 11 | 30W | 137 | 33W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.