HD 215497 c

{{Short description|Extrasolar planet in the constellation Tucana}}

{{Infobox planet

| name = HD 215497 c

| discoverer = Lo Curto et al.

| discovery_site = La Silla Observatory

| discovered = October 19, 2009

| discovery_method = Radial velocity (HARPS)

| apsis = astron

| semimajor = {{convert|1.282|AU|km|abbr=on}}

| eccentricity = 0.49 ± 0.04

| period = 567.94 ± 2.70 d

| time_periastron = 2,455,003.48 ± 5.15

| arg_peri = 45 ± 4

| semi-amplitude = 10.10 ± 0.65

| star = HD 215497

}}

HD 215497 c is an extrasolar planet which orbits the G-type main sequence star HD 215497, located approximately 142 light years away in the constellation Tucana. This planet has at least one-thirds the mass of Jupiter and takes 568 days to orbit the star at a semimajor axis of 1.282 AU. This planet was detected by HARPS on October 19, 2009, together with 29 other planets, including HD 215497 b.