Daily Sunspot Evaluation
Observation Sheet Saturday, 16 June 2001
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)
- 16
- Number of spots (f)
- 90
- Relative number (R)
- 250
- Observer
- TÇ
- Reading
- counts consistent, some coordinates doubtful
- File
- 20010616.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKC – 5 | 3 | 67W | 249 | 69W | 8 | |
| 2 | HA – 2 | 21 | 64W | 246 | 66W | 1.5 | |
| 3 | HS – 2 | 26 | 59W | 241 | 61W | 2 | |
| 4 | HR – 1 | 5 | 56W | 238 | 58W | ~1 | |
| 5 | HA – 2 | 19 | 50W | 232 | 52W | ~1 | |
| 6 | HA – 4 | 22 | 16W | 198 | 18W | 1 | |
| 7 | DAO – 10 | 11 | 15E | 167 | 13E | 9.5 | |
| 8 | FKC – 21 | 14 | 44E | 158 ⚠ | 42E | 17 | |
| 9 | HH – 5 | 8 | 46E | 136 | 44E | ~3 | |
| 10 | HS – 2 | 22 | 55E | 129 | 53E | ~3 | |
| 11 | DRC – 8 | 18 | 64E | 118 | 62E | ~9 | |
| 12 | ERO – 6 | 18 | 78E | 104 | 76E | ~15 | |
| 13 | HR – 2 | -21 | 51W | 233 | 53W | ~1 | |
| 14 | HR – 6 | -14 | 11E | 191 ⚠ | 09E | 2.5 | |
| 15 | DAC – 13 | -25 | 28E | 210 ⚠ | 26E | ~8 | |
| 16 | AX – 1 | -25 | 48E | 134 | 46E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.