TMT: Thirty Minutes ToO

• STELLAR SEDs FROM 0.3 TO 2.5micrometer: TRACING THE STELLAR LOCUS AND SEARCHING FOR COLOR OUTLIERS IN THE SDSS AND 2MASS (Covey et al. 2007) u, g, r, i, z and J, H, Ks colors
• STAR–GALAXY CLASSIFICATION IN MULTI-BAND OPTICAL IMAGING (Fadely et al. 2012) u, g, r, i, z colors
• OPTICAL AND INFRARED COLORS OF STARS OBSERVED BY THE TWO MICRON ALL SKY SURVEY AND THE SLOAN DIGITAL SKY SURVEY (Finlator et al. 2000) J-H vs. H-Ks and r-Ks vs. J-Ks
• The optical and near-infrared properties of 2837 quasars in the United Kingdom Infrared Telescope Infrared Deep Sky Survey (Chiu et al. 2007) u, g, r, i, z and Y, J, H, K colors
• Quasar candidate selection and photometric redshift estimation based on SDSS and UKIDSS data (Wu et al. 2010) g-z vs. Y-K, i-Y vs. J-K, i-z vs. Y-J
• The meaning of WISE colours – I. The Galaxy and its satellites (Nikutta et al. 2014) W1, W2, W3, W4 colors and u-g vs. g-r
• The SDSS–2MASS–WISE 10-dimensional stellar colour locus (Davenport et al. 2014) SDSS, 2MASS, and WISE
• CLASSIFICATION AND CHARACTERIZATION OF OBJECTS FROM THE GALAXY EVOLUTION EXPLORER SURVEY AND THE SLOAN DIGITAL SKY SURVEY (Bianchi et al. 2005) FUV-NUV vs. g-r and FUV-NUV vs. NUV-r
• THE PALOMAR TRANSIENT FACTORY ORION PROJECT: ECLIPSING BINARIES AND YOUNG STELLAR OBJECTS (van Eyken et al. 2011) J-H vs. H-Ks
• Color-Induced Displacement double stars in SDSS (Pourbaix et al. 2004) u -g vs. i-z, u-g vs. J-Ks, u-g vs. g-r
• THE ChaMPlane BRIGHT X-RAY SOURCES—GALACTIC LONGITUDES l = 2°–358° (van den Berg et al. 2012) V-R vs. R-I and J-H vs. H-Ks
• An X-ray survey of low-mass stars in Trumpler 16 with Chandra J-H vs. H-Ks
• Investigation of the stellar content in the IRAS 05168+3634 star-forming region J-K vs. J
• A RICH STAR-FORMING REGION IN THE DIRECTION OF RCW 95 J-H vs. J
• Discovery of Two Nearby Peculiar L Dwarfs from the 2MASS Proper-Motion Survey: Young or Metal-Rich? J-H vs. H-Ks
• Cool Companions to White Dwarfs from the Two Micron All-Sky Survey Second Incremental Data Release J-H vs. H-Ks
• DISCOVERY OF TWO VERY WIDE BINARIES WITH ULTRACOOL COMPANIONS AND A NEW BROWN DWARF AT THE L/T TRANSITION W2-W3 vs. W1-W2, W1-W2 vs. J-W2, and J-K vs. M_K, J-H vs. M_J
• Gaia Data Release 2 Observational Hertzsprung-Russell diagrams G_BP - G_RP
• Gaia Data Release 2 Variable stars in the colour-absolute magnitude diagram G_BP - G_RP
• THE TIME-DOMAIN SPECTROSCOPIC SURVEY: UNDERSTANDING THE OPTICALLY VARIABLE SKY WITH SEQUELS IN SDSS-III u-g vs. g-r
• Cataclysmic variables from the Catalina Real-time Transient Survey u, g, r, i, z colors

2018년까지의 모든 GCN alert을 이용하여,

• GCN SWIFT_BAT_GRB_POS_ACK에서 제공하는 Gamma-ray 초기 위치(Swift-BAT GRB Position)와 X-ray 위치(Swift-XRT Position)의 차이 분포
• GCN Fermi-GBM Flight Position과 Fermi-GBM Final Position 사이의 거리 차이 분포
• Fermi-GBM Final Position의 statistical error의 분포)
• Fermi-GBM Ground Position과 동일한 event에 대한 Fermi-LAT Offline Position 사이의 거리 분포

현재 이용중인 local reference catalog에 대해서 주어진 Gaia alert의 위치를 중심으로 1 deg radius로 검색을 했을 때 발견되는 천체들의 수 분포를 보여 주며, Gaia alert 19afj까지의 6989개의 alert 자료를 활용하였다.

• galaxy groups and clusters
• star clusters
• radio sources
• X-ray sources
• variable stars
• TESS-CTL objects
• MILLIQUAS

또한 MILLIQUAS에서 photometrically selected object를 제외한 대상 31,854개의 Distances to 1.33 billion stars in Gaia DR2 (Bailer-Jones+, 2018)에 대응되는 천체들에 대해서 estimated distance의 분포를 살펴보면 아래와 같다.

• Estimated distance의 분포
• Estimated distance vs. redshift의 분포