table_A1.fits
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Key | Value | Type | Comment |
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Data for the 14 common proper-motion pairs.
Key | Value | Type | Comment |
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Name | Type | Unit | Description |
---|---|---|---|
source_id_ucd | int64 | None | Gaia DR2 designation of the UCD |
source_id | int64 | None | Gaia DR2 designation of the alternative counterpart |
other_name | char[16] | None | Main SIMBAD designation of the alternative counterpart |
rho | float64 | arcsec | Separation between the UCD and its companion |
Gmag | float32 | mag | G-band magnitude from the Gaia DR2 catalog |
Jmag | float64 | mag | J-band magnitude from the 2MASS All-Sky PSC catalog |
W1mag | float64 | mag | W1-band magnitude from the AllWISE catalog |
spt | char[8] | None | Spectral type of the alternative counterpart derived from the G-J color index [note1] |
flux_12_CF | float64 | erg/cm2/s | X-ray flux in the eROSITA band 1+2 [note2] |
flux_12_err_CF | float64 | erg/cm2/s | Error on the X-ray flux in the eROSITA band 1+2 |
flag_young | bool | None | Flag for young stars |
ref_young | char[3] | None | References indicating young stars |
flag_binary | bool | None | Flag for binaries |
ref_binary | char[8] | None | References indicating binaries |
[1] Mason et al. 2001. The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog (Vizier catalog: B/wds)
[2] Cruz et al. 2007. Meeting the Cool Neighbors. IX. The Luminosity Function of M7-L8 Ultracool Dwarfs in the Field (Vizier catalog: J/AJ/133/439)
[3] Shkolnik et al. 2009. Identifying the Young Low-mass Stars within 25 pc. I. Spectroscopic Observations (Vizier catalog: J/ApJ/699/649)
[4] Shkolnik et al. 2012. Identifying the Young Low-mass Stars within 25 pc. II. Distances, Kinematics, and Group Membership (Vizier catalog: J/ApJ/758/56)
[5] Zari et al. 2017. Mapping young stellar populations toward Orion with Gaia DR1 (Vizier catalog: J/A+A/608/A148)
[6] Goldman et al. 2018. A Large Moving Group within the Lower Centaurus Crux Association (Vizier catalog: J/ApJ/868/32)
[7] Zari et al. 2018. 3D mapping of young stars in the solar neighbourhood with Gaia DR2 (Vizier catalog: J/A+A/620/A172)
[8] Damiani et al. 2019. Stellar population of Sco OB2 revealed by Gaia DR2 data (Vizier catalog: J/A+A/623/A112)
[9] Kervella et al. 2019. Stellar and substellar companions of nearby stars from Gaia DR2. Binarity from proper motion anomaly (Vizier catalog: J/A+A/623/A72)
[10] Hartman & Lépine. 2020. The SUPERWIDE Catalog: A Catalog of 99,203 Wide Binaries Found in Gaia and Supplemented by the SUPERBLINK High Proper Motion Catalog (Vizier catalog: J/ApJS/247/66)
[11] Sapozhnikov et al. 2020. Binary Star Population with Common Proper Motion in Gaia DR2 (Vizier catalog: J/AZh/97/733)
[12] Tian et al. 2020. The Separation Distribution of Ultrawide Binaries across Galactic Populations (Vizier catalog: J/ApJS/246/4)
Skrutskie et al. 2006. The Two Micron All Sky Survey (2MASS) (Vizier catalog: II/246)
Wright et al. 2010. The Wide-field Infrared Survey Explorer (WISE): Mission Description and Initial On-orbit Performance (Vizier catalog: II/328)
Gaia Collaboration, Brown et al. 2018. Gaia Data Release 2. Summary of the contents and survey properties (Vizier catalog: I/345)
The eROSITA data model structure for catalogues was branched from the SDSS data model for value added catalogues.