Daily Sunspot Evaluation
Observation Sheet Sunday, 26 July 1998
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)
- 5
- Number of spots (f)
- 45
- Relative number (R)
- 95
- Observer
- TA
- Reading
- all checks consistent
- File
- 19980726.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 4 | 25 | 26W | 106 | 29W | 4 | 150 |
| 2 | AX – 1 | 19 | 16W | 96 | 19W | - | 155 |
| 3 | AX – 5 | 15 | 18E | 62 | 15E | 2 | 152 |
| 4 | DKC – 20 | 31 | 27E | 53 | 24E | 8 | 153 |
| 5 | DKI – 15 | -24 | 23E | 57 | 20E | 10 | 151 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.