The D-2B satellite, named Aura after launch, was the final Diamant payload. It took off from the Ensemble de Lancement Diamant at Kourou on 1975 Sep 27. D-2B was the first satellite procured from Matra/Velizy without CNES being involved in the manufacture.
| Aura D-2B | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1975 Sep 27 | 0837 | Launch by Diamant B P.4 | CSG ELD |
| 0842 | Stage 2 sep | ||
| 0847 | Spin down, weights 92C,D deployed | ||
| 0849 | Blow clamps 92E,F; P.4 sep | 96.8 499 x 723 x 37.1 | |
| 1975 Oct 23 | Operational | ||
| 1976 Dec 28 | End of life | ||
| 1982 Sep 30 | Reentered | ||