Daily Sunspot Evaluation
Observation Sheet Saturday, 30 June 1979
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)
- 12
- Number of spots (f)
- 46
- Relative number (R)
- 166
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19790630.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 6 | 19 | 13E | 211 | 10E | 46 | |
| 2 | H – 2 | 14 | 12E | 212 | 09E | 47 | |
| 3 | E – 14 | 20 | 54E | 170 | 51E | 56 | |
| 4 | H – 1 | 6 | 78E | 146 | 75E | 63 | |
| 5 | H – 8 | 6 | 48E | 176 | 45E | 57 | |
| 6 | H – 2 | -21 | 56E | 168 | 53E | 58 | |
| 7 | A – 1 | -27 | 76E | 148 | 73E | 64 | |
| 8 | A – 1 | -19 | 01W | 225 | 04W | 65 | |
| 9 | J – 1 | -12 | 42W | 266 | 45W | 42 | |
| 10 | A – 1 | -8 | 56W | 280 | 59W | 59 | |
| 11 | A – 1 | 9 | 72W | 296 | 75W | 61 | |
| 12 | G – 8 | 18 | 54W | 278 | 57W | 62 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.