description HD 217107 b Overview
HD 217107 b is a giant exoplanet orbiting the G-type star HD 217107. It completes one orbit in about 7.1 days, placing it in the hot-Jupiter class of close-in giant planets. The planet was discovered through radial-velocity measurements reported in 1998, during the early period of confirmed exoplanet discoveries, and its orbit was notable for having measurable eccentricity rather than being perfectly circular.
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How good is HD 217107 b?
HD 217107 b scores 5.89/10 (Mediocre) on Lunoo, making it rated in the Exoplanet category.
What are the best alternatives to HD 217107 b?
See our alternatives page for HD 217107 b for a ranked list with scores. Top alternatives include: Pi Mensae b, HAT-P-13c, HD 168443 b.
How does HD 217107 b compare to Pi Mensae b?
See our detailed comparison of HD 217107 b vs Pi Mensae b with scores, features, and an AI-powered verdict.
Is HD 217107 b worth it in 2026?
With a score of 5.89/10, HD 217107 b is a solid option in Exoplanet. See all Exoplanet ranked.
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