photometric variability
Photometric variability in the cstar field: results from the 2008 data set
... high-cadence photometric observations in the i- band for 18,145 targets within 20 deg 2 CSTAR fi eld around the South Celestial Pole for the purpose of monitoring the astronomical observing quality of Dome A and ...
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A model for (quasi )periodic multi wavelength photometric variability in young stellar objects
... the variability observed at optical and mid-infrared wavelengths in young ...multiwavelength photometric variability exhibited by low-mass ...
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A search for photometric variability towards M71 with the Near-Infrared Transiting ExoplanetS Telescope
... For a given V magnitude, each light curve was created with the depths and durations given in Table 1. The synthetic set spans the length of the survey with a time sampling of 0.0005 d, chosen in order to match the real ...
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44220ce31025d7eedf6759faca147b262a50143a.pdf
... for photometric variability in PG 0112 + 104, given its proximity to the DBV ( V777 Her ) instability ...see variability greater than ...cant variability to a limit of ...
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Variability in young very low mass stars : two surprises from spectrophotometric monitoring
... simultaneous photometric and spectroscopic observations of seven young and highly variable M dwarfs in star-forming regions in Orion, conducted in four observing nights with FOcal Reducer and low dispersion ...
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HIP10680/HIP10679: A VISUAL BINARY IN THE PICTORIS ASSOCIATION WITH THE FASTEST ROTATING MEMBER
... and, therefore, they are seen almost pole-on. Despite the low incli- nation, both components exhibit a significant photometric variability whose amplitudes in the V band are ∆V = 0.03 mag and ∆V = 0.07 mag, ...
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HS 0139+0559, HS 0229+8016, HS 0506+7725, and HS 0642+5049 : four new long period cataclysmic variables
... orbital photometric variability but exhibit clean quasi-sinusoidal radial velocity variations in their emis- sion lines, HS 0642+5049 does not display any radial velocity variation but shows a ...
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TOYS time domain observations of young stars
... irregular photometric variability on multiple ...periodic photometric variability (Herbst & Koret, ...their photometric variability in three ...of variability is ...
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NEW DOUBLE PERIODIC VARIABLE STARS IN THE ASAS-SN CATALOG
... second photometric variability in the photometric data as a function of the HJD is easily observed, and its full amplitude is 21% of the total brightness of the light curve as ...
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Characterizing the variability of stars with early-release Kepler data
... and photometric studies over the past centuries have revealed many classes of stars exhibiting a variety of variability (Pickering ...stellar variability growing tremendously in the last decade as ...
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Alves de Oliveira, Catarina (2008): Near infrared variability phenomena in young stellar objects. Dissertation, LMU München: Fakultät für Physik
... shown variability behaviour in previous X-ray studies of the Ophiuchus molecular cloud (Montmerle et ...and photometric variability in young objects has already been ...X-ray variability study ...
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Subaru weak lensing measurement of a z = 0.81 cluster discovered by the Atacama Cosmology Telescope Survey
... use photometric redshift information, derived from the stacked images of Subaru Br i z Y data, in order to define a secure sample of background (therefore lensed) ...and photometric redshift information to ...
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HATS-25b through HATS-30b: a half-dozen new inflated transiting hot jupiters from the HATSouth survey
... In this work we report the discovery of six new, well – characterized transiting hot Jupiters using the HATSouth global network of automated telescopes ( Bakos et al. 2013 ) , all of which are in fl ated and amenable ...
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Cepheids with the eyes of photometric space telescopes
... Meanwhile, missions dedicated to stellar variability were also launched into space. The Canadian MOST and the French-led CoRoT missions utilized larger telescopes, compared to the ones mentioned so far. While the ...
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The CALYMHA survey: Lyα luminosity function and global escape fraction of Lyα photons at z = 2.23
... Spectroscopic redshifts are also available for ∼16 per cent of the selected line emitters (e.g. Yamada et al. 2005; Simpson et al. 2006; van Breukelen et al. 2007; Geach et al. 2007; Ouchi et al. 2008; Smail et al. 2008; ...
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Merging Cluster Collaboration:Optical and Spectroscopic Survey of a Radio Selected Sample of Twenty Nine Merging Galaxy Clusters
... Background galaxies detected at higher frequency with photometric redshift targeting. Detection of these ob- jects also decreased with the redshift of the cluster. A substantial fraction of stars were detected in ...
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The clustering and halo occupation distribution of Lyman-break galaxies at z ~ 4
... is photometric scattering of galaxies into the sample from low- mass ...the photometric scatter, galaxies can have a brighter observed magnitude than their intrinsic magnitude and vice ...the ...
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The photometric properties of galaxies in the early Universe
... ric properties of galaxies during the epoch of reionization ( z = 8–15). These properties include the rest-frame UV to near-IR broad-band spectral energy distributions, the Lyman continuum (LyC) photon production, the UV ...
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Photometric Analysis of Eclipsing Binary Stars
... XY UMa (=HD 27143 = BD +55_ 1317 = BV31) was firstly noted by E.H.Geyer in 1955 as an eclipsing binary with a period of P = 0 d .4799. After which Geyer began a prolonged series of photometric observations, the ...
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PHOTOMETRIC ANALYSIS OF VARIABLE STARS IN NGC 299
... (J2000) (J2000) (mag) (mag) (JD 2453000+) Type (days) ( ′′ ) SMC102.1 #11727 0:53:24.14 − 72:11:42.3 15.638 − 0.160 ... BE? ... 6.0 SMC102.1 #11990 0:53:25.77 − 72:11:35.3 16.812 − 0.084 1.022 EB 1.59362 13.2 SMC102.1 ...
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