| Registration Letters | OY-XET(2) |
| Manufacturers's serial number | 3016 |
| Year Built | |
| Registration Date | 2025.01.21R |
| Previous Identities | D-0813 D-0810 BGA-2347/DSQ (to be confirmed) |
| Cancelled | |
| Fate | |
| Notes | Reservation to Dansk Svæveflyvehistorisk Forening, Herning |
| Last Update | 2025.04.02 |
| Type Designation | Siebert Sie-3 |
| Manufacturer | Siebert Sport- und Segelflugzeugbau~Paul |
| Comp. No. | A4 |
| Seq. No. |
| Builder | Siebert Sport- und Segelflugzeugbau~Paul |
| Place | Münster, W.Germany |
© 2018 Lars Finken & Hanno Fellmann