LIGHT-CURVES
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An irregular discrete time series model to identify residuals with autocorrelation in astronomical light curves
... We have illustrated two implementations of the model on astro- nomical data set to show some possible applications in this field for the identification of misspecified models and the assessment of the presence of ...
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Light curves of type Ia supernovae from near the time of explosion
... of light curves to unique flux excur- sions (such as microlensing, active galactic nuclei [AGN] activity, and SNe) of real sources, a series of cuts are applied to the light ...remaining light ...
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A Data driven Study of RR Lyrae Near IR Light Curves: Principal Component Analysis, Robust Fits, and Metallicity Estimates
... characteristic light curves and well-de fi ned mean ...) light curves of RR Lyrae stars are dimin- ished in amplitude and contain fewer features than at optical wavelengths, making them ...
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CfA3: 185 Type Ia Supernova Light Curves from the CfA
... The uncertainties of our comparison star photometry take into account both statistical uncertainty and the uncertainty in the photometric transformation and so no systematic er- ror needs to be added. However, in ...
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LIGHT CURVES OF 213 TYPE Ia SUPERNOVAE FROM THE ESSENCE SURVEY
... However, although metallicity, extinction properties, and speci fi c star formation rate correlate with host galaxy mass, the fundamental relation underlying this correlation with SN Ia luminosity is not well ...
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Supervised detection of anomalous light curves in massive astronomical catalogs
... The generation of precise, large and complete sky surveys in the last years has in- creased the need of developing automated analysis tools to process this tremendous amount of data. These tools should help astronomers ...
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K2 237 b and K2 238 b : discovery and characterization of two new transiting hot Jupiters from K2
... K2 light curves, produced by other companions, orbital phase variations, or secondary eclipses by performing a Box-fitting Least-Squares periodogram (BLS, Kov´acs, Zucker & Mazeh 2002) on the ...
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New variable stars in the globular cluster NGC 5694
... and calibrate the ISIS light curves into standard magnitudes. DAOPHOT also enabled us to incorporate the images obtained with the 0.9m and 1.0m telescopes into our final light curves. We used ...
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Physical properties of the WASP 67 planetary system from multi colour photometry
... GROND light curves and the jktebop best-fitting models are shown in ...the light curves from the Danish Telescope and Hellier et ...dividual light curves are often strongly ...
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TIME SERIES PHOTOMETRY OF GLOBULAR CLUSTERS: M62 (NGC 6266), THE MOST RR LYRAE RICH GLOBULAR CLUSTER IN THE GALAXY?
... scattered light curves than the old ...Sample light curves for the newly detected variable stars are shown in the Appendix, whereas the complete set of light curves can be found ...
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Direct Confirmation of the Asymmetry of the Cas a Supernova with Light Echoes
... For Cas A, we have compared the LEs to spectra of SNe 1993J, 2003bg, and 2008ax (see Figure 5). These are the best- observed SNe IIb for which we had light curves and a good time series of spectra. As ...
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Flux and color variations of the doubly imaged quasar UM673
... i” light curve which also includes the results of Muñoz et ...the light curve of “B+G” using the value of the time delay (89 days) provided by Koptelova et ...“B+G” light curve for these values. ...
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HATS 43b, HATS 44b, HATS 45b, and HATS 46b: Four Short period Transiting Giant Planets in the Neptune Jupiter Mass Range
... photometric light curves by following the procedures described in Penev et ...The light curves thus generated were cor- rected for systematic signals using the Trend Filtering Algorithm (TFA, ...
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THE ARAUCARIA PROJECT DETERMINATION OF THE LARGE MAGELLANIC CLOUD DISTANCE FROM LATE TYPE ECLIPSING BINARY SYSTEMS I OGLE 051019 64 685812 3
... In order to improve on this situation our group has performed a careful analysis of the optical (BVI) light curves of the LMC eclipsing binary stars cataloged by the OGLE consortium (Wyrzykowski et al. ...
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High precision photometry by telescope defocusing VII The ultrashort period planet WASP 103
... around an F8 V star of mass 1.2 M and radius 1.4 R . G14 obtained observations of five transits, two with the Swiss Euler telescope and three with TRAPPIST, both at ESO La Silla. The Euler data each cover only half a ...
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Structure of the obscured galactic disk with pulsating variables
... optical light-curve properties are very well studied, the same cannot be said about the near-infrared (near-IR) ...near-IR light curves contain fewer features than at optical wavelengths, making ...
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Five new transit epochs of the exoplanet ogle tr 111b
... transit light curves of ...available light curves in the literature and search for any variation in the timing of the ...the light curves and therefore a monitoring of transiting ...
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ESC observations of SN 2005cf I Photometric evolution of a normal Type Ia supernova
... J-band light curve of SN 2005cf resembles that observed in SN 2002bo, although the J-band luminosity is closer to that of SN ...H-band light curve of SN 2005cf between phase about −10 and +30 is very ...
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VARIABLE STARS IN THE GLOBULAR CLUSTER NGC 2808
... the light curves presented here have a large number of observations, it is straightforward to determine the amplitudes using the average light curves of the Blazhko ...average light ...
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A detailed census of variable stars in the globular cluster NGC 6333 (M9) from CCD differential photometry
... have been the subject of some analyses based on photographic and CCD time series photometry (Clement, Ip & Robert 1984; Clement & Walker 1991; Clement & Shelton 1996, 1999). The 2012 update for NGC 6333 in ...
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