Daily Sunspot Evaluation
Observation Sheet Thursday, 15 June 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)
- 13
- Number of spots (f)
- 105
- Relative number (R)
- 235
- Observer
- TÇ
- Reading
- all checks consistent
- File
- 20000615.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 5 | 14 | 75W | 51 | 77W | 8 | |
| 2 | HA – 4 | 8 | 56W | 29 | 58W | 5 | 000-4 |
| 3 | EAI – 9 | 17 | 56W | 29 | 58W | ~11 | |
| 4 | FKI – 28 | 23 | 44W | 17 | 46W | 17 | |
| 5 | AX – 1 | 26 | 28W | 1 | 30W | - | |
| 6 | DSO – 11 | 21 | 08W | 341 | 10W | 9 | |
| 7 | AX – 1 | 19 | 14E | 319 | 12E | - | |
| 8 | HA – 6 | 19 | 28E | 305 | 26E | 3.5 | |
| 9 | FKC – 26 | 21 | 52E | 281 | 50E | 16 | |
| 10 | DKO – 3 | 19 | 80E | 253 | 78E | 9 | |
| 11 | DAO – 2 | -18 | 71W | 44 | 73W | 7 | |
| 12 | HS – 2 | -10 | 44W | 17 | 46W | 1.5 | |
| 13 | HH – 7 | -21 | 08W | 341 | 10W | ~5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.