Daily Sunspot Evaluation
Observation Sheet Friday, 14 July 1989
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)
- 11
- Number of spots (f)
- 58
- Relative number (R)
- 168
- Observer
- HÇ
- Reading
- counts consistent, some coordinates doubtful
- File
- 19890714.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 1 | 25 | 79W | 142 | 82W | 2 | |
| 2 | BRC – 11 | 22 | 36W | 99 | 39W | 7 | |
| 3 | AX – 6 | 16 | 08W | 71 | 11W | 1.5 | |
| 4 | BXO – 3 | 27 | 08E | 58 | 05E | 1.5 | |
| 5 | HA – 3 | 11 | 37E | 26 | 34E | 2.5 | |
| 6 | EKC – 19 | 27 | 42E | 21 | 38E | 11 | |
| 7 | BRC – 3 | -10 | 39W | 102 | 42W | 12.5 | |
| 8 | AX – 1 | -19 | 32W | 99 ⚠ | 35W | - | |
| 9 | AR – 2 | -13 | 22W | 85 | 25W | 0.5 | |
| 10 | HTI – 8 | -17 | 13W | 76 | 16W | 1.5 | |
| 11 | AX – 1 | -6 | 65E | 358 | 62E | - |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.