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相关论文: KIC 8462852: Will the Trojans return in 2021?

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The Kepler object KIC 12557548 shows irregular eclipsing behaviour with a constant 15.685 hr period, but strongly varying transit depth. In this paper we fit individual eclipses, in addition to fitting binned light curves, to learn more…

地球与行星天体物理 · 物理学 2013-11-25 T. I. M. van Werkhoven , M. Brogi , I. A. G. Snellen , C. U. Keller

KIC10001893 is one out of 19 subdwarf-B (sdB) pulsators observed by the Kepler spacecraft in its primary mission. In addition to tens of pulsation frequencies in the g-mode domain, its Fourier spectrum shows three weak peaks at very low…

地球与行星天体物理 · 物理学 2014-11-05 R. Silvotti , S. Charpinet , E. Green , G. Fontaine , J. H. Telting , R. H. Ostensen , V. Van Grootel , A. S. Baran , S. Schuh , L. Fox Machado

The eccentricity, periastron angle, orbital inclination, mass ratio, stellar temperatures and relative stellar radii of 12 eclipsing eccentric binaries were determined on the basis of Kepler data. The analysis of their out-of-eclipse…

太阳与恒星天体物理 · 物理学 2016-12-28 Diana Kjurkchieva , Doroteya Vasileva , Dinko Dimitrov

KIC 7955301 is a hierarchical triple system with eclipse timing and depth variations discovered by the Kepler mission. It is composed of a non-eclipsing primary star at the bottom of the red giant branch on a 209-day orbit with a K/G-type…

In this paper we analyzed the light curve of the object KIC~3832716 observed during Kepler K1 mission. We showed that this previously known eclipsing binary is in fact quadruple system, in double eclipsing binary configuration on a long…

太阳与恒星天体物理 · 物理学 2018-12-12 M. Fedurco , Š. Parimucha

KIC 7341653 is one of several late-type M dwarfs observed in the main mission of Kepler with peculiar infrared colors placing them in the domain of suspected young stellar objects (YSO). It is likely associated with a powerful X-ray emitter…

太阳与恒星天体物理 · 物理学 2017-08-30 Valeri V. Makarov , Alexey Goldin

Aims. We aim to find more eclipsing multiple systems and obtain their parameters, thus increasing our understanding of multiple systems. Methods. The extraneous eclipses on the \textit{kepler} binary light curves indicating extraneous…

太阳与恒星天体物理 · 物理学 2018-03-28 J. Zhang , S. B. Qian , S. M. Wang , L. L. Sun , Y. Wu , L. Q. Jiang

We present the Kepler light curve of KIC 4552982, the first ZZ Ceti (hydrogen-atmosphere pulsating white dwarf star) discovered in the Kepler field of view. Our data span more than 1.5 years with a 86% duty cycle, making it the longest…

KIC 12557548 b is first of a growing class of intriguing disintegrating planet candidates, which lose mass in the form of a metal rich vapor that condenses into dust particles. Here, we follow up two perplexing observations of the system:…

We have utilized the NASA IRTF 3m SpeX instrument's high resolution spectral mode (Rayner et al. 2003) to observe and characterize the near-infrared flux emanating from the unusual Kepler lightcurve system KIC8462852. By comparing the…

太阳与恒星天体物理 · 物理学 2015-12-23 C. M. Lisse , M. L. Sitko , M. Marengo

We report here on the discovery of stellar occultations, observed with Kepler, that recur periodically at 15.685 hour intervals, but which vary in depth from a maximum of 1.3% to a minimum that can be less than 0.2%. The star that is…

地球与行星天体物理 · 物理学 2015-06-03 S. Rappaport , A. Levine , E. Chiang , I. El Mellah , J. Jenkins , B. Kalomeni , E. S. Kite , M. Kotson , L. Nelson , L. Rousseau-Nepton , K. Tran

Presented here is an independent re-analysis of the Kepler light curve of Kepler-91 (KIC 8219268). Using the EXONEST software package, which provides both Bayesian parameter estimation and Bayesian model testing, we were able to re-confirm…

地球与行星天体物理 · 物理学 2015-12-09 Ben Placek , Kevin H. Knuth , Daniel Angerhausen , Jon M. Jenkins

KIC 9532219 is a W UMa-type eclipsing binary with an orbital period of 0.1981549 d that is below the short-period limit ($\sim$0.22 d) of the period distribution for contact binaries. The {\it Kepler} light curve of the system exhibits…

太阳与恒星天体物理 · 物理学 2016-03-23 Jae Woo Lee , Kyeongsoo Hong , Jae-Rim Koo , Jang-Ho Park

The Kepler mission has collected light curves for almost 4 years. The excellent quality of these data has allowed us to probe the structure and the dynamics of the stars using asteroseismology. With the length of data available, we can…

太阳与恒星天体物理 · 物理学 2014-08-27 S. Mathur , K. C. Augustson , A. S. Brun , R. A. Garcia , T. S. Metcalfe

We present fully covered phased light curves for 56 Jovian Trojan asteroids as acquired by the K2 mission of the Kepler space telescope. This set of objects has been monitored during Campaign 6 and represents a nearly unbiased subsample of…

地球与行星天体物理 · 物理学 2017-03-08 Gy. M. Szabó , A. Pál , Cs. Kiss , L. L. Kiss , L. Molnár , O. Hanyecz , E. Plachy , K. Sárneczky , R. Szabó

We present the first good evidence for exocomet transits of a host star in continuum light in data from the Kepler mission. The Kepler star in question, KIC 3542116, is of spectral type F2V and is quite bright at K_p = 10. The transits have…

地球与行星天体物理 · 物理学 2018-01-24 S. Rappaport , A. Vanderburg , T. Jacobs , D. LaCourse , J. Jenkins , A. Kraus , A. Rizzuto , D. W. Latham , A. Bieryla , M. Lazarevic , A. Schmitt

An object with a very peculiar light-curve was discovered recently using Kepler data. Authors argue that this object may be a transiting disintegrating planet with a comet like dusty tail. We calculate the light-curves of stars with such…

地球与行星天体物理 · 物理学 2015-06-11 Jan Budaj

KIC 5359678 is a 6.231-d period F-type eclipsing binary system whose component stars both show starspot activity. It was observed by the Kepler satellite in long cadence for the full four-year duration of the mission. Wang et al (2021)…

太阳与恒星天体物理 · 物理学 2022-05-19 John Southworth

We present a new transit timing catalog of 2599 Kepler Objects of Interest (=KOIs), using the PDC-MAP long-cadence light curves that include the full seventeen quarters of the mission (ftp://wise- ftp.tau.ac.il/pub/tauttv/TTV/ver_112). The…

The early-type star ASASSN-21js started to fade in 2021, as was detected by the All Sky Automated Survey for Supernovae, undergoing a multi-year eclipse that is still underway. We interpret this event as being due to a structured disc of…

太阳与恒星天体物理 · 物理学 2024-08-14 T. H. Pramono , M. A. Kenworthy , R. van Boekel