TBTrack_p1 Node1 TBTrack_p1 + m_hitNumberU + m_hitNumberV + m_chi2 + m_chi2u + m_chi2v + m_angle + m_uslope + m_vslope + m_uintercept + m_vintercept + m_cryou + m_cryov + m_cryow Node2 std::vector< double > + elements Node2->Node1 +m_residualu +m_residualv