Daily Sunspot Evaluation
Observation Sheet Friday, 3 August 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)
- 11
- Number of spots (f)
- 47
- Relative number (R)
- 157
- Observer
- GA
- Reading
- all checks consistent
- File
- 19790803.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 6 | 12 | 08E | 126 | 09E | 120 | |
| 2 | B – 2 | 27 | 60E | 74 | 57E | 126 | |
| 3 | A – 3 | 17 | 32E | 102 | 29E | 127 | |
| 4 | B – 2 | -9 | 55E | 79 | 52E | 123 | |
| 5 | A – 1 | -17 | 15W | 149 | 18W | 128 | |
| 6 | H – 7 | -23 | 22W | 156 | 25W | 114 | |
| 7 | J – 2 | -12 | 20W | 154 | 23W | 118 | |
| 8 | C – 5 | 3 | 16W | 150 | 19W | 117 | |
| 9 | A – 4 | 6 | 06W | 140 | 09W | 129 | |
| 10 | C – 14 | 17 | 55W | 189 | 58W | 111 | |
| 11 | A – 1 | 25 | 70W | 204 | 73W | 125 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.