Fundamental effective temperature measurements for eclipsing binary stars - VII. The solar twin in LL Aquarii

N. J. Miller, P. F. L. Maxted, A. Hahlin +1

The eclipsing binary LL Aqr is a bright V = 9.32, detached system consisting of two solar-type stars in an eccentric orbit (P = 20.2 d). The secondary component, LL Aqr B, was prev…