The Sud-Aviation Belier is 0.30m in dia and 2.84m long.
The Belier rocket made several test flights under the aegis of CNET. The first two test flights were from Hammaguir, then tests moved to CERES (CEM). The first operational flight was B07, launched from Hammaguir for the Aeronomie lab and carrying a radioactivity measurement payload.
The first Belier 3 flight was B301 in 1968 from Landes.
| Belier Flights | ||||
| Flight | Date | Lab | Site | Notes |
| B05 | 1961 Jun | CNET | HMG | |
| B06 | 1961 Jun | CNET | HMG | |
| B02 | 1962 May 9 | CNET | CERES | First CERES launch |
| B03 | 1962 May 15 | CNET | CERES | |
| B04 | 1962 May 16 | CNET | CERES | |
| B07 | 1962 May 29 | Aero | HMG | Radioactivity |
| B08 | 1962 Jun 6 | Aero | HMG | Radioactivity |
| B45 | 1962 Nov 21 | Aero | CERES | Li/Na emission |
| B41 | 1962 Nov 22 | Aero | CERES | Li/Na emission |
| B01 | 1963 May 6 | Aero | HMG | Radioactivity |
| B73 | 1963 Jul 24 | Aero | CERES | Li |
| B69 | 1964 Nov 10 | Aero | CERES | Ozone |
| B301 | 1968 Mar 18 | CNES | CEL | Test |
| B306 | 1968 May 14 | CNES | SDQ | Test |
| B304 | 1969 Mar 6 | CNES | CSG | Test |
| B116 | 1969 Apr 19 | CNES/CSG | CSG | Range training |
| B117 | 1969 Aug 18 | CNES/CSG | CSG | Range training |
| B139 | 1970 Feb 3 | CNES/CSG | CSG | Range training |
| B140 | 1970 Nov 6 | CNES/CSG | CSG | Range training |