Daily Sunspot Evaluation
Observation Sheet Monday, 29 January 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)
- 55
- Relative number (R)
- 175
- Observer
- GA
- Reading
- all checks consistent
- File
- 19790129.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 21 | 67E | 3 | 64E | 73 | |
| 2 | J – 1 | 16 | 61E | 9 | 58E | 74 | |
| 3 | ? – 8 | 10 | 72E | 358 | 69E | 72 | |
| 4 | J – 1 | -24 | 09W | 79 | 12W | 54 | |
| 5 | C – 3 | -28 | 16W | 86 | 19W | 69 | |
| 6 | H – 4 | -27 | 24W | 94 | 27W | 55 | |
| 7 | H – 6 | -29 | 68W | 138 | 71W | 50 | |
| 8 | D – 13 | -15 | 38W | 108 | 41W | 57 | |
| 9 | C – 4 | 8 | 67W | 137 | 70W | 48 | |
| 10 | G – 5 | 12 | 67W | 137 | 70W | 49 | |
| 11 | C – 3 | 16 | 64W | 134 | 67W | 58 | |
| 12 | C – 6 | 19 | 43W | 113 | 46W | 46 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.