This aircraft is designated Orta Saint-Hubert G1 in the official Belgian register, however, the designations St Hubert G.1 and Orta St Hubert SC.1 are stated in other sources as well.
This three-seater was designed by Jef Guldentops for the José Orta Constructions & Réperations Aéronautiques at the Aérodrome de Saint-Hubert. Reportedly the type was fitted with a 60 to 85 hp type of engine, and at least fifteen have been registered:
OO-ABI, OO-AKH, OO-AKL, OO-AKO, OO-AKX, OO-AKY, OO-ALK, OO-ALL, OO-AMB, OO-AMC, OO-AMS, OO-AMT, OO-AMU, OO-AMV, OO-BSC.
Type 3-seat sportplane
Engine 1 Walter
Dimensions Length 6,40 m , height 2,40 m ,  span 9,98 m , wing area   16 ,0 m2,
Weights Empty 345 kg,  max. take off weight  550 kg
Performance Max.. speed 140 km/h , range 600 km, service ceiling 3700 m 
Type Werk.Nr Registration History
Orta St Hubert G.1 OO-AKO 12/21930.;Antwerp; Aviation; Club,; to ;C. Bouts; at;L;irnburg; to; Henri; Joseph Neyns at Masselt.; Crashed or was taken by the Germans at Goetsenhoven.- Cancelled 6/3-1946
Orta St Hubert G.1 OO-BSC 30/5 1931  Belgian Shell Company,' Brussels. To Robert de Keyser,Brussels. Taken by Germans