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Related papers: VarWISE: Infrared Variability via NEOWISE Single E…

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We have compiled the first all-sky mid-infrared variable-star catalog based on Wide-field Infrared Survey Explorer (WISE) five-year survey data. Requiring more than 100 detections for a given object, 50,282 carefully and robustly selected…

Solar and Stellar Astrophysics · Physics 2018-08-08 Xiaodian Chen , Shu Wang , Licai Deng , Richard de Grijs , Ming Yang

This paper presents VARnet, a capable signal processing model for rapid astronomical timeseries analysis. VARnet leverages wavelet decomposition, a novel method of Fourier feature extraction via the Finite-Embedding Fourier Transform…

Instrumentation and Methods for Astrophysics · Physics 2024-09-25 Matthew Paz

The WISE and NEOWISE missions have provided the only mid-infrared all-sky time-domain data, opening a unique observational window for variability studies. Yet, a comprehensive and systematic catalog of mid-infrared variable sources has…

Instrumentation and Methods for Astrophysics · Physics 2025-12-01 Zihan kang , Jingyi Zhang , Yanxia Zhang , Changhua Li , Xiao Kong , Minzhi Kong , Jinghang Shi , Shirui Wei , Xue-Bing Wu

The time-series component of WISE is a valuable resource for the study of variable objects. We present an analysis of an all-sky sample of ~450,000 AllWISE+NEOWISE infrared light curves of likely variables identified in AllWISE. By…

Solar and Stellar Astrophysics · Physics 2021-04-06 Evan Petrosky , Hsiang-Chih Hwang , Nadia L. Zakamska , Vedant Chandra , Matthew J. Hill

Thermal infrared measurements of near-Earth objects provide critical data for constraining their physical properties such as size. The NEOWISE mission has been conducting an all-sky infrared survey to gather such data and improve our…

Earth and Planetary Astrophysics · Physics 2020-04-01 Joseph R. Masiero , Patrice Smith , Lean D. Teodoro , A. K. Mainzer , R. M. Cutri , T. Grav , E. L. Wright

The \emph{Wide-field Infrared Survey Explorer} has surveyed the entire sky at four infrared wavelengths with greatly improved sensitivity and spatial resolution compared to its predecessors, the \emph{Infrared Astronomical Satellite} and…

We present the unWISE Catalog, containing the positions and fluxes of roughly two billion objects observed by the Wide-field Infrared Survey Explorer (WISE) over the full sky. The unWISE Catalog has two advantages over the existing WISE…

Instrumentation and Methods for Astrophysics · Physics 2019-02-13 Edward F. Schlafly , Aaron M. Meisner , Gregory M. Green

CatWISE is a program to catalog sources selected from combined ${\it WISE}$ and ${\it NEOWISE}$ all-sky survey data at 3.4 and 4.6 $\mu$m (W1 and W2). The CatWISE Preliminary Catalog consists of 900,849,014 sources measured in data…

The Wide-field Infrared Survey Explorer (WISE) was reactivated in December of 2013 (NEOWISE) to search for potentially hazardous near-Earth objects. We have conducted a survey using the first sky pass of NEOWISE data and the AllWISE catalog…

The Wide-field Infrared Survey Explorer Preliminary Data Release Source Catalog contains over 257 million objects. We describe the method used to flag variable source candidates in the Catalog. Using a method based on the chi- square of…

Instrumentation and Methods for Astrophysics · Physics 2012-03-28 Douglas I. Hoffman , R. M. Cutri , F. J. Masci , J. W. Fowler , K. A. Marsh , T. H. Jarrett

We present a novel approach for characterizing nova candidates by exploiting the infrared capabilities of the Wide-field Infrared Survey Explorer (WISE) catalog. We developed a pipeline to identify novae based on well-defined infrared…

Solar and Stellar Astrophysics · Physics 2025-11-17 Joseph Onuegbu , Dafne Guetta , Yael Hillman , Volker Perdelwitz , Massimo Della Valle

We describe a methodology to classify periodic variable stars identified using photometric time-series measurements constructed from the Wide-field Infrared Survey Explorer (WISE) full-mission single-exposure Source Databases. This will…

Instrumentation and Methods for Astrophysics · Physics 2015-06-18 Frank J. Masci , Douglas I. Hoffman , Carl J. Grillmair , Roc M. Cutri

Stellar variability in the near-infrared (NIR) remains largely unexplored. The exploitation of public science archives with data-mining methods offers a perspective for the time-domain exploration of the NIR sky. We perform a comprehensive…

Solar and Stellar Astrophysics · Physics 2016-08-10 C. E. Ferreira Lopes , I. Dékány , M. Catelan , N. J. G. Cross , R. Angeloni , I. C. Leão , J. R. De Medeiros

We present the unTimely Catalog, a deep time-domain catalog of detections based on Wide-field Infrared Survey Explorer (WISE) and NEOWISE observations spanning the 2010 through 2020 time period. Detections are extracted from 'time-resolved…

Instrumentation and Methods for Astrophysics · Physics 2023-01-18 A. M. Meisner , D. Caselden , E. F. Schlafly , F. Kiwy

The Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) spacecraft has been conducting a two-band thermal infrared survey to detect and characterize asteroids and comets since its reactivation in Dec 2013. Using the observations…

Earth and Planetary Astrophysics · Physics 2020-02-20 Joseph R. Masiero , A. K. Mainzer , J. M. Bauer , R. M. Cutri , T. Grav , E. Kramer , J. Pittichová , S. Sonnett , E. L. Wright

We present an online catalog containing spectra and supporting information for cataclysmic variables that have been observed with the Far Ultraviolet Spectroscopic Explorer (FUSE). For each object in the catalog we list some of the basic…

Solar and Stellar Astrophysics · Physics 2015-06-11 P. Godon , E. M. Sion , K. Levay , A. P. Linnell , P. Szkody , P. E. Barrett , I. Hubeny , W. P. Blair

We present variability analysis of data from the Northern Sky Variability Survey (NSVS). Using the clustering method which defines variable candidates as outliers from large clusters, we cluster 16,189,040 light curves, having data points…

Solar and Stellar Astrophysics · Physics 2012-02-13 Min-Su Shin , Hahn Yi , Dae-Won Kim , Seo-Won Chang , Yong-Ik Byun

With the NEOWISE portion of the \emph{Wide-field Infrared Survey Explorer} (WISE) project, we have carried out a highly uniform survey of the near-Earth object (NEO) population at thermal infrared wavelengths ranging from 3 to 22 $\mu$m,…

We construct a catalog of mid-infrared (MIR) variable sources using the multi-epoch 3.6 (W1) and 4.5 $\mu$m (W2) dataset from the Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) at the north and south ecliptic poles (NEP and…

Astrophysics of Galaxies · Physics 2026-04-08 Minjin Kim , Suyeon Son , Shinyu Kim , Luis C. Ho , Woong-Seob Jeong , Bomee Lee , Yujin Yang

NASA's Wide-field Infrared Survey Explorer (WISE) spacecraft has been brought out of hibernation and has resumed surveying the sky at 3.4 and 4.6 um. The scientific objectives of the NEOWISE reactivation mission are to detect, track, and…

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