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213K 星从盖亚 DR2

213K 星从盖亚 DR2

105.48M
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Science and Technology,Astronomy Classification

数据结构 ? 105.48M

    Data Structure ?

    * 以上分析是由系统提取分析形成的结果,具体实际数据为准。

    README.md

    Context Gaia is a mission of the European Space Agency (ESA) that aims to accurately measure the position, distance and magnitude of over a billion stars. Content The following ADQL query was used to obtain the data, as is: SELECT G.source_id,GSBN.original_ext_source_id AS gsc23_source_id, G.parallax,G.parallax_error, G.phot_g_mean_mag,G.phot_rp_mean_mag,G.phot_bp_mean_mag, G.phot_g_mean_flux_error, G.ra,G.dec,G.ra_error,G.dec_error, G.l,G.b, G.pmra,G.pmdec, AWBN.angular_distance AS allwise_ang_dist, GSBN.angular_distance AS gsc23_ang_dist, PPBN.angular_distance AS ppmxl_ang_dist, TMBN.angular_distance AS tmass_ang_dist, URBN.angular_distance AS urat1_ang_dist, AW.w1mpro AS allwise_w1, AW.w2mpro AS allwise_w2, AW.w3mpro AS allwise_w3, AW.w4mpro AS allwise_w4, GS.v_mag AS gsc23_v_mag,GS.b_mag AS gsc23_b_mag, PP.b1mag AS ppmxl_b1mag, PP.b2mag AS ppmxl_b2mag, PP.r1mag AS ppmxl_r1mag, PP.imag AS ppmxl_imag, TM.j_m AS tmass_j_m, TM.h_m AS tmass_h_m, TM.ks_m AS tmass_ks_m, UR.f_mag AS urat1_f_mag, UR.b_mag AS urat1_b_mag, UR.v_mag AS urat1_v_mag, UR.g_mag AS urat1_g_mag, UR.r_mag AS urat1_r_mag, UR.i_mag AS urat1_i_mag FROM gaiadr2.gaia_source G INNER JOIN gaiadr2.allwise_best_neighbour AWBN ON AWBN.source_id=G.source_id INNER JOIN gaiadr2.gsc23_best_neighbour GSBN ON GSBN.source_id=G.source_id INNER JOIN gaiadr2.ppmxl_best_neighbour PPBN ON PPBN.source_id=G.source_id INNER JOIN gaiadr2.tmass_best_neighbour TMBN ON TMBN.source_id=G.source_id INNER JOIN gaiadr2.urat1_best_neighbour URBN ON URBN.source_id=G.source_id INNER JOIN gaiadr1.allwise_original_valid AW ON AW.designation=AWBN.original_ext_source_id INNER JOIN gaiadr1.gsc23_original_valid GS ON GS.gsc23_identifier=GSBN.original_ext_source_id INNER JOIN gaiadr1.ppmxl_original_valid PP ON PP.ppmxl_oid=PPBN.ppmxl_oid INNER JOIN gaiadr1.tmass_original_valid TM ON TM.designation=TMBN.original_ext_source_id INNER JOIN gaiadr1.urat1_original_valid UR ON UR.urat1_identifier=URBN.original_ext_source_id WHERE G.parallax >= 1.7 AND G.parallax_error <= 0.04 AND G.phot_g_mean_mag <= 13.0 AND G.parallax_error IS NOT NULL AND G.phot_rp_mean_mag IS NOT NULL AND G.phot_bp_mean_mag IS NOT NULL AND G.phot_g_mean_flux_error IS NOT NULL AND AW.w1mpro IS NOT NULL AND AW.w2mpro IS NOT NULL AND AW.w3mpro IS NOT NULL AND AW.w4mpro IS NOT NULL AND GS.v_mag IS NOT NULL AND GS.b_mag IS NOT NULL AND PP.b1mag IS NOT NULL AND PP.b2mag IS NOT NULL AND PP.r1mag IS NOT NULL AND PP.imag IS NOT NULL AND TM.j_m IS NOT NULL AND TM.h_m IS NOT NULL AND TM.ks_m IS NOT NULL AND UR.f_mag IS NOT NULL AND UR.b_mag IS NOT NULL AND UR.v_mag IS NOT NULL AND UR.g_mag IS NOT NULL AND UR.r_mag IS NOT NULL AND UR.i_mag IS NOT NULL AND AWBN.angular_distance <= 0.4 AND GSBN.angular_distance <= 0.4 AND PPBN.angular_distance <= 0.4 AND TMBN.angular_distance <= 0.4 AND URBN.angular_distance <= 0.4 AND AWBN.best_neighbour_multiplicity=1 AND GSBN.best_neighbour_multiplicity=1 AND PPBN.best_neighbour_multiplicity=1 AND TMBN.best_neighbour_multiplicity=1 AND URBN.best_neighbour_multiplicity=1 Notes This dataset does not include too many stars from the Southern Hemisphere. See *[257K Gaia DR2 Stars][1]* for an alternative. Acknowledgements This work has made use of data from the European Space Agency (ESA) mission Gaia (https://www.cosmos.esa.int/gaia), processed by the Gaia Data Processing and Analysis Consortium (DPAC, https://www.cosmos.esa.int/web/gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. [1]: https://www.kaggle.com/solorzano/257k-gaia-dr2-stars
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