description HAT-P-13b Overview
Transiting hot Jupiter discovered by HATNet in 2009, notable because its well-characterized eccentric outer companion enables unique constraints on the planet's internal structure.
insights Why this score
HAT-P-13b ranks #107 of 269 in the Exoplanet ranking, behind Kepler-11e, ahead of Kepler-7b.
help HAT-P-13b FAQ
How good is HAT-P-13b?
HAT-P-13b scores 6.81/10 (Fair) on Lunoo, making it rated in the Exoplanet category.
What are the best alternatives to HAT-P-13b?
See our alternatives page for HAT-P-13b for a ranked list with scores. Top alternatives include: WASP-19b, HD 209458 b, KELT-9b.
How does HAT-P-13b compare to WASP-19b?
See our detailed comparison of HAT-P-13b vs WASP-19b with scores, features, and an AI-powered verdict.
Is HAT-P-13b worth it in 2026?
With a score of 6.81/10, HAT-P-13b is a solid option in Exoplanet. See all Exoplanet ranked.
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