Daily Sunspot Evaluation
Observation Sheet Friday, 22 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)
- 12
- Number of spots (f)
- 120
- Relative number (R)
- 240
- Observer
- AK0
- Reading
- all checks consistent
- File
- 20010622.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FAC – 39 | 15 | 36W | 140 | 39W | 18 | |
| 2 | HK – 7 | 7 | 33W | 137 | 36W | ~4 | |
| 3 | AX – 1 | 19 | 24W | 128 | 27W | - | |
| 4 | EHO – 24 | 19 | 08W | 112 | 11W | 25 | |
| 5 | AX – 5 | 9 | 34E | 70 | 31E | ~2 | |
| 6 | ? – 1 | 21 | 74E | 30 | 71E | ? | |
| 7 | ? – 1 | 17 | 77E | 27 | 74E | ? | |
| 8 | HS – 2 | -15 | 67W | 171 | 70W | 3 | |
| 9 | CAI – 7 | -8 | 55W | 159 | 58W | ~9 | |
| 10 | CAO – 15 | -11 | 35W | 139 | 38W | ~8 | |
| 11 | BXO – 2 | -14 | 22E | 82 | 19E | 2.5 | |
| 12 | DAS – 16 | -23 | 28E | 76 | 25E | 7 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.