Figure 1 from Persistent Starspot Signals on M Dwarfs: Multiwavelength Doppler Observations with the Habitable-zone Planet Finder and Keck/HIRES

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Persistent Starspot Signals on M Dwarfs: Multiwavelength Doppler Observations with the Habitable-zone Planet Finder and Keck/HIRES

Authors: Paul Robertson, Gudmundur Stefansson, Suvrath Mahadevan, Michael Endl, William D. Cochran, Corey Beard, Chad F. Bender, Scott A. Diddams, Nicholas Duong, Eric B. Ford, Connor Fredrick, Samuel Halverson, Fred Hearty, Rae Holcomb, Lydia Juan, Shubham Kanodia, Jack Lubin, Andrew J. Metcalf, Andrew Monson, Joe P. Ninan, Jonathan Palafoutas, Lawrence W. Ramsey, Arpita Roy, Christian Schwab, Ryan C. Terrien, and Jason T. Wright

2020 The Astrophysical Journal 897 125.

Provider: AAS Journals

Caption: Figure 1.

HPF RVs of AD Leo from the 2019 observing season, folded to the best-fit rotation signal (dashed line). The 8.2 m s⁻¹ amplitude is less than half the proposed amplitude of the planet proposed by Tuomi et al. (2018).

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