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Photometric Variability and Rotation of β Pictoris b from JWST NIRCam Coronagraphic Imaging

  • Authors: Yifan Zhou, Beth A. Biller, Aarynn L. Carter, Marshall D. Perrin, Michael Poon, Genaro Suárez, Ben J. Sutlieff, Johanna M. Vos, Jason J. Wang, William O. Balmer, Marta L. Bryan, Anthony Boccaletti, Julien H. Girard, Eileen C. Gonzales, Jens Kammerer, Jarron M. Leisenring, Paulina. Palma-Bifani, Kevin R. Wagner, Dániel Apai, Mickäel Bonnefoy, Brendan P. Bowler, Kyle Franson, Pengyu Liu, Marcio Meléndez, Stanimir A. Metchev, Simon Petrus, Laurent Pueyo, Isabel Rebollido, Andrew J. Skemer, Xianyu Tan, Niall Whiteford

Yifan Zhou et al 2026 The Astronomical Journal 172 .

  • Provider: AAS Journals

Caption: Figure 2.

Centroid shifts relative to the median value of either rolls in x- and y-directions. The telescope maintained extremely precise pointing (σ ∼ 0.01 pixels in F210M, 0.3 mas) during the observations. A pointing jump occurred at 1.55 hr after the start of the first science integration due to a mirror tilt event then.

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