Daily Sunspot Evaluation
Observation Sheet Monday, 16 January 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)
- 9
- Number of spots (f)
- 145
- Relative number (R)
- 235
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19890116.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKC – 63 | 22 | 04W | 268 | 05W | 15.0 | 24 |
| 2 | EKO – 13 | 19 | 18E | 246 | 17E | 11.0 | 25 |
| 3 | CHO – 5 | 21 | 59E | 205 | 58E | 11.0 | 32 |
| 4 | ? – 1 | -18 | 85W | 349 | 86W | - | 40 |
| 5 | HH – 1 | -14 | 73W | 337 | 74W | 3.5 | 12 |
| 6 | FKC – 43 | -32 | 37W | 301 | 38W | 19.0 | 15 |
| 7 | BRI – 6 | -30 | 17W | 281 | 18W | 4.5 | 27 |
| 8 | AR – 5 | -17 | 05W | 269 | 06W | 2.5 | 29 |
| 9 | CSI – 8 | -20 | 10E | 254 | 09E | 5.5 | 26 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.