Daily Sunspot Evaluation
Observation Sheet Friday, 14 May 1999
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)
- 7
- Number of spots (f)
- 53
- Relative number (R)
- 123
- Observer
- TÇ
- Reading
- all checks consistent
- File
- 19990514.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HH – 11 | 20 | 27W | 215 | 30W | 6 | Hk-11 |
| 2 | ESC – 17 | 21 | 05W | 193 | 08W | 12 | 50t |
| 3 | ? – 1 | 36 | 85E | 103 | 82E | ||
| 4 | DAO – 14 | -18 | 37W | 225 | 40W | 6.5 | Dai-14 |
| 5 | BXO – 6 | -25 | 13W | 201 | 16W | 4 | |
| 6 | HS – 1 | -19 | 41E | 147 | 38E | 1 | |
| 7 | BXO – 3 | -21 | 72E | 116 | 69E | 4 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.