Burden, C. J.Tassie, L. J.2026-01-022026-01-020370-2693ORCID:/0000-0003-0015-319X/work/167650896https://hdl.handle.net/1885/733802822Planar solutions are found to the relativistic string equation corresponding to rigid-body rotation. These solutions allow for the construction of certain classes of exotic mesons and of glueballs with asymptotically straight Chew-Frautschi plots. We determine the asymptotic slope of the Chew-Frautschi plots for these hadrons.3en1982-03-1810.1016/0370-2693(82)90953-449049135764