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We present results from a systematic study of star formation in local galaxy clusters using 22 micron data from the Wide-field Infrared Survey Explorer (WISE). The 69 systems in our sample are drawn from the Cluster Infall Regions Survey…

宇宙学与河外天体物理 · 物理学 2015-05-30 Sun Mi Chung , Peter R. Eisenhardt , Anthony H. Gonzalez , Spencer A. Stanford , Mark Brodwin , Daniel Stern , Thomas Jarrett

We derive new empirical scaling relations between WISE mid-infrared galaxy photometry and well-determined stellar masses from SED modeling of a suite of optical-infrared photometry provided by the DR4 Catalogue of the GAMA-KiDS-VIKING…

星系天体物理 · 物理学 2023-01-18 T. H. Jarrett , M. E. Cluver , Edward N. Taylor , Sabine Bellstedt , A. S. G Robotham , H. F. M. Yao

We combine photometric information of the WISE and 2MASS all-sky infrared databases, and demonstrate how to produce clean and complete galaxy catalogs for future analyses. Adding 2MASS colors to WISE photometry improves star-galaxy…

宇宙学与河外天体物理 · 物理学 2017-03-15 András Kovács , István Szapudi

(abridged) Star formation in the outer Galaxy, i.e., outside of the Solar circle, has been lightly studied in part due to low CO brightness of molecular clouds linked with the negative metallicity gradient. Recent infrared surveys provide…

We carried out a search for new infrared star clusters, stellar groups and candidates using WISE images, which are very sensitive to dust emission nebulae. We report the discovery of 437 embedded clusters and stellar groups that show a…

太阳与恒星天体物理 · 物理学 2015-03-27 Denilso Camargo , Eduardo Bica , Charles Bonatto

We report the discovery of 652 star clusters, stellar groups and candidates in the Milky Way with WISE. Most of the objects are projected close to Galactic Plane and are embedded clusters. The present sample complements a similar study…

星系天体物理 · 物理学 2015-12-03 Denilso Camargo , Eduardo Bica , Charles Bonatto

The outer Galaxy beyond the Outer Arm provides a good opportunity to study star formation in an environment significantly different from that in the solar neighborhood. However, star-forming regions in the outer Galaxy have never been…

星系天体物理 · 物理学 2017-12-07 Natsuko Izumi , Naoto Kobayashi , Chikako Yasui , Masao Saito , Satoshi Hamano

We are conducting a survey of several regions of high-mass star formation to assess their content and structure. The observations include Spitzer observations, ground-based optical and near-IR imaging surveys, and optical and IR spectra of…

天体物理学 · 物理学 2011-03-10 L. E. Allen , J. L. Hora , S. T. Megeath , L. K. Deutsch , G. G. Fazio , L. Chavarria , R. W. Dell

We have conducted a study of star formation in the outer Galaxy from 65\degr$< l <$265\degr~in the region observed by the GLIMPSE360 program. This {\it Spitzer} warm mission program mapped the plane of the outer Milky Way with IRAC at 3.6…

星系天体物理 · 物理学 2020-07-22 Elaine Winston , Joseph Hora , Volker Tolls

We present the discovery of new star clusters in the central plane region ($|l|<30\deg$ and $|b|<6\deg$) of the Milky Way. In order to overcome the extinction problem and the spatial limit of previous surveys, we use the Wide-field Infrared…

星系天体物理 · 物理学 2018-04-18 Jinhyuk Ryu , Myung Gyoon Lee

We present the initial results of our investigation of the star-forming complex W49, one of the youngest and most luminous massive star forming regions in our Galaxy. We used Spitzer/Infrared Array Camera (IRAC) data to investigate massive…

太阳与恒星天体物理 · 物理学 2015-12-17 Gozde Saral , Joseph L. Hora , Sarah E. Willis , Xavier P. Koenig , Robert A. Gutermuth , A. Talat Saygac

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…

天体物理仪器与方法 · 物理学 2019-02-13 Edward F. Schlafly , Aaron M. Meisner , Gregory M. Green

We present an all-sky sample of 984 candidate intermediate-mass Galactic star-forming regions color-selected from the Infrared Astronomical Satellite (IRAS) Point Source Catalog and morphologically classify each object using mid-infrared…

A systematic search of the 2MASS point source catalog, covering 47% of the sky, was carried out aiming to reveal any hidden globular clusters in our Galaxy. Eight new star clusters were discovered by a search algorithm based on finding…

天体物理学 · 物理学 2009-11-07 V. D. Ivanov , J. Borissova , P. Pessev , G. R. Ivanov , R. Kurtev

The survey data of Wide-field Infrared Survey Explorer (WISE) provide an opportunity for the identification of galaxy clusters. We present an efficient method for detecting galaxy clusters by combining the WISE data with SuperCOSMOS and…

星系天体物理 · 物理学 2014-07-21 W. W. Xu , Z. L. Wen , J. L. Han

A hybrid JHKs-W1W2W3W4 high-spectral index (alpha) selection scheme was employed to identify (sub)clusters of class I/f candidate protostars (YSOs) in WISE observations (the Wide-Field Infrared Survey Explorer). n>10^4 candidate YSOs were…

太阳与恒星天体物理 · 物理学 2015-06-12 Daniel J. Majaess

We investigate the distribution of different classes of spectroscopically identified sources and theoretical models in the color-color diagrams (CCDs) combining the near-infrared (NIR) and mid-infrared (MIR) data to develop a method to…

太阳与恒星天体物理 · 物理学 2016-08-24 Ryszard Szczerba , Natasza Siódmiak , Aleksandra Leśniewska , Agata Karska , Marta Sewiło

The WISE satellite has detected hundreds of millions sources over the entire sky. Classifying them reliably is however a challenging task due to degeneracies in WISE multicolour space and low levels of detection in its two…

We study a very young star-forming region in the outer Galaxy that is the most concentrated source of outflows in the Spitzer Space Telescope GLIMPSE360 survey. This region, dubbed CMa-l224, is located in the Canis Major OB1 association.…

The Galaxy And Mass Assembly (GAMA) survey furnishes a deep redshift catalog that, when combined with the Wide-field Infrared Explorer ($WISE$), allows us to explore for the first time the mid-infrared properties of $> 110, 000$ galaxies…

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