Wang, Si-Rui
Li, Kai https://orcid.org/0000-0003-3590-335X
Xia, Qi-Qi
Gao, Dong-Yang https://orcid.org/0000-0001-6643-2138
Gao, Xiang https://orcid.org/0009-0009-6364-0391
Wang, Jing-Yi
Guo, Ya-Ni https://orcid.org/0009-0008-3792-6444
Gao, Xing https://orcid.org/0000-0002-7292-3109
Sun, Guo-You https://orcid.org/0000-0003-3162-3350
Funding for this research was provided by:
MOST ∣ National Natural Science Foundation of China (12273018)
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Text and Data Mining valid from 2026-01-28
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Article Title: Spectroscopic and Decade-long Photometric Observations of the Contact Binary V2790 Ori: Evidence for a Brown Dwarf Companion and a Solar-like Magnetic Activity Cycle
Journal Title: The Astrophysical Journal
Article Type: paper
Copyright Information: © 2026. The Author(s). Published by the American Astronomical Society.
Publication dates
Date Received: 2025-08-28
Date Accepted: 2025-11-28
Online publication date: 2026-01-28