Daily Sunspot Evaluation
Observation Sheet Tuesday, 4 July 2000
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)
- 10
- Number of spots (f)
- 52
- Relative number (R)
- 152
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20000704.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HH – 1 | 14 | 77W | 159 | 79W | ~3 | |
| 2 | HR – 2 | 28 | 50W | 132 | 52W | 1.5 | |
| 3 | HR – 3 | 22 | 21E | 61 | 19E | 1 | |
| 4 | DAO – 10 | 12 | 21E | 61 | 19E | ~6 | |
| 5 | DAF – 8 | 19 | 53E | 29 | 51E | 8.5 | |
| 6 | HS – 1 | -13 | 51W | 133 | 53W | ~1 | |
| 7 | HH – 4 | -16 | 37W | 119 | 39W | 4.5 | |
| 8 | HH – 2 | -20 | 19E | 63 | 17E | 3 | |
| 9 | EHC – 18 | -19 | 36E | 46 | 34E | 12 | |
| 10 | HA – 3 | -13 | 43E | 39 | 41E | 1.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.