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相关论文: Transit Timing Observations from Kepler: VI. Trans…

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The architectures of multiple planet systems can provide valuable constraints on models of planet formation, including orbital migration, and excitation of orbital eccentricities and inclinations. NASA's Kepler mission has identified 1235…

The discovery of young (<800 Myr) transiting planets has provided a new avenue to explore how planets form and evolve over their lifetimes. Mass measurements for these planets would be invaluable, but radial velocity surveys of young…

地球与行星天体物理 · 物理学 2025-12-09 Ana Isabel Lopez Murillo , Andrew W. Mann , Madyson G. Barber , Andrew Vanderburg , Pa Chia Thao , Andrew W. Boyle

We identify a set of planetary systems observed by Kepler that merit transit timing variation (TTV) analysis given the orbital periods of transiting planets, the uncertainties for their transit times and the number of transits observed…

地球与行星天体物理 · 物理学 2021-05-31 Daniel Jontof-Hutter , Angie Wolfgang , Eric B. Ford , Jack J. Lissauer , Daniel C. Fabrycky , Jason F. Rowe

We confirm 27 planets in 13 planetary systems by showing the existence of statistically significant anti-correlated transit timing variations (TTVs), which demonstrates that the planet candidates are in the same system, and long-term…

We present a new catalog of Kepler planet candidates that prioritizes accuracy of planetary dispositions and properties over uniformity. This catalog contains 4376 transiting planet candidates, including 1791 residing within 709…

New transiting planet candidates are identified in sixteen months (May 2009 - September 2010) of data from the Kepler spacecraft. Nearly five thousand periodic transit-like signals are vetted against astrophysical and instrumental false…

We visually analyzed the Transit Timing Variation (TTV) data of 5930 Kepler Objects of Interest (KOIs) homogeneously. Using data from Rowe et al. 2014 and Holczer et al. 2016, we investigated TTVs for KOIs in Kepler's Data Release 24…

地球与行星天体物理 · 物理学 2019-04-17 Mackenzie Kane , Darin Ragozzine , Xzavier Flowers , Tomer Holczer , Tsevi Mazeh , Howard M. Relles

We extract Transit Timing Variation (TTV) signals for 12 pairs of transiting planet candidates that are near first-order Mean Motion Resonances (MMR), using publicly available Kepler light curves (Q0-Q14). These pairs show significant…

地球与行星天体物理 · 物理学 2015-06-11 Ji-Wei Xie

Analysis of the transit timing variations (TTVs) of candidate pairs near mean-motion resonances (MMRs) is an effective method to confirm planets. Hitherto, 68 planets in 34 multi-planet systems have been confirmed via TTVs. We analyze the…

地球与行星天体物理 · 物理学 2015-01-06 Ming Yang , Hui-Gen Liu , Hui Zhang , Ji-Lin Zhou

Transit Timing Variations (TTVs) can provide useful information on compact multi-planetary systems observed by transits, by putting constraints on the masses and eccentricities of the observed planets. This is especially helpful when the…

地球与行星天体物理 · 物理学 2024-05-24 A. Leleu , J. -B. Delisle , S. Udry , R. Mardling , M. Turbet , J. A. Egger , Y. Alibert , G. Chatel , P. Eggenberger , M. Stalport

We present and discuss five candidate exoplanetary systems identified with the Kepler spacecraft. These five systems show transits from multiple exoplanet candidates. Should these objects prove to be planetary in nature, then these five…

Following on from Paper I in our series (Xie 2013), we report the confirmation by Transit Timing Variations (TTVs) of a further 30 planets in 15 multiple planet systems, using the publicly available Kepler light curves (Q0-Q16). All of…

地球与行星天体物理 · 物理学 2015-06-17 Ji-Wei Xie

A transiting planet exhibits sinusoidal transit-time-variations (TTVs) if perturbed by a companion near a mean-motion-resonance (MMR). We search for sinusoidal TTVs in more than 2600 Kepler candidates, using the publicly available Kepler…

地球与行星天体物理 · 物理学 2015-06-16 Ji-Wei Xie , Yanqin Wu , Yoram Lithwick

Transiting exoplanets in multi-planet systems have non-Keplerian orbits which can cause the times and durations of transits to vary. The theory and observations of transit timing variations (TTV) and transit duration variations (TDV) are…

地球与行星天体物理 · 物理学 2025-05-01 Eric Agol , Daniel Fabrycky

We determined new linear ephemerides of transiting exoplanets using long-cadence de-trended data from quarters Q1 to Q17 of Kepler mission. We analysed TTV diagrams of 2098 extrasolar planets. The TTVs of 121 objects were excluded (because…

地球与行星天体物理 · 物理学 2019-02-27 Pavol Gajdoš , Martin Vaňko , Štefan Parimucha

Transit Timing Variations (TTVs) are a powerful tool for detecting unseen companions in systems with known transiting exoplanets and for characterizing their masses and orbital properties. Large-scale and homogeneous TTV analyses are a…

地球与行星天体物理 · 物理学 2026-01-14 Luca Naponiello

Following Ford et al. (2011, 2012) and Steffen et al. (2012) we derived the transit timing of 1960 Kepler KOIs using the pre-search data conditioning (PDC) light curves of the first twelve quarters of the Kepler data. For 721 KOIs with…

Aims. Hot Jupiters are thought to belong to single-planet systems. Somewhat surprisingly, some hot Jupiters have been reported to exhibit transit timing variations (TTVs). The aim of this paper is to identify the origin of these…

地球与行星天体物理 · 物理学 2015-06-05 R. Szabó , Gy. M. Szabó , G. Dálya , A. E. Simon , G. Hodosán , L. L. Kiss

We fit a dynamical model to Kepler systems that contain four or more transiting planets using the analytic method AnalyticLC, and obtain physical and orbital parameters for 101 planets in 23 systems, of which 95 are of mass significance…

地球与行星天体物理 · 物理学 2023-11-14 Yair Judkovsky , Aviv Ofir , Oded Aharonson
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