No nothing, only it's name;
XHAR-90 Short range anti-tank rocket
I would presume by the naming it was a 90mm rocket, AT-4 is 84mm
Here's the list of Tubitak projects from the 90s
Projects Completed by TÜBİTAK-SAGE
- XHAR-90 Short range anti-tank rocket
- SAGE-71 A/B Short range artillery rocket with composite propellant
- SAGE-227 A/B/C/D Medium range artillery rocket with composite propellant
- Anadolu Short range artillery rocket
- Mızrak Medium range artillery rocket
- Tamgeç Mine clearing rocket
- EFAR Hand illumination rocket
- Eşek Arısı Short range anti-personnel rocket
- KROM 2.75” Rocket motor with composite case
- PARS SAGE-227 F Guided missile
- GPS+INS Navigation system
- FMCAD Computer aided flight mechanics design software
- TOROS SAGE-230 A Medium range artillery rocket
- TOROS SAGE-260 A Long range artillery rocket