trigonometric parallax


trigonometric parallax

(trig-ŏ-nŏ-met -rik) See annual parallax.

trigonometric parallax

[¦trig·ə·nə¦me·trik ′par·ə‚laks] (astronomy) A parallax that may be determined for the nearest stars (less than 300 light-years or 2.84 × 1018 m) by a direct method utilizing trigonometry.