Daily Sunspot Evaluation
Observation Sheet Thursday, 7 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)
- 10
- Number of spots (f)
- 86
- Relative number (R)
- 186
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20010607.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 3 | 20 | 80W | 22 | 82W | ? | |
| 2 | DAC – 6 | 27 | 67W | 9 | 69W | ~6 | |
| 3 | HK – 9 | 21 | 18E | 284 | 16E | 3.5 | |
| 4 | DAO – 8 | 18 | 34E | 268 | 32E | 8.5 | |
| 5 | HS – 1 | 24 | 60E | 242 | 58E | 2.5 | |
| 6 | DAC – 10 | 19 | 60E | 242 | 58E | ~9 | |
| 7 | ? – 4 | 7 | 76E | 226 | 74E | ? | |
| 8 | DKO – 10 | -7 | 38W | 340 | 40W | 10 | |
| 9 | DAC – 7 | -9 | 08W | 310 | 10W | 4 | |
| 10 | EAC – 28 | -18 | 15E | 287 | 13E | ~12 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.