88611 Teharonhiawako

88611 Teharonhiawako (provisional designation ) is a trans-Neptunian object and a member of the cold classical Kuiper belt, measuring about 220 km in diameter. It is a binary object, with a large companion named Sawiskera (formally designated (88611) Teharonhiawako I Sawiskera), which at 126 km in diameter is about two-thirds the size of its primary. The two components together are known as the Teharonhiawako–Sawiskera binary system.

Discovery
Teharonhiawako was discovered on August 20, 2001, by the Deep Ecliptic Survey, and Sawiskera was identified a month later.

Naming
The primary is named after Teharonhia꞉wako, a god of maize in the Iroquois creation myth, while the secondary is named after his evil twin brother Sawiskera. The objects were named in 2007.

Binary
Teharonhiawako and Sawiskera is a binary minor planet which orbit each other. Their orbit has the following parameters: semi-major-axis—27670 ± 120 km, period—828.76 ± 0.22 days, eccentricity—0.2494 ± 0.0021 and inclination—144.42 ± 0.35°(retrograde). The total system mass is about 2.4$220 km$ kg.