Daily Sunspot Evaluation
Observation Sheet Friday, 27 June 2003
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)
- 9
- Number of spots (f)
- 53
- Relative number (R)
- 143
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20030627.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAO – 4 | 19 | 46W | 168 | 49W | ~10 | 167 |
| 2 | CAI – 20 | 14 | 42W | 164 | 45W | 8.5 | 171 |
| 3 | CRI – 6 | 9 | 17E | 105 | 14E | 3 | 176 |
| 4 | HA – 3 | 15 | 19E | 103 | 16E | ~2 | 172 |
| 5 | HS – 1 | 6 | 39E | 83 | 36E | ~1 | 174 |
| 6 | HA – 4 | 10 | 59E | 63 | 56E | ~2 | 175 |
| 7 | ? – 2 | 10 | 85E | 37 | 82E | ~10 | 178 |
| 8 | DSO – 5 | -4 | 02W | 124 | 05W | ~4 | 177 |
| 9 | DAI – 8 | -17 | 39E | 83 | 36E | 8 | 173 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.