Results 171 to 180 of about 4,968 (216)

Direct Calibration of the Cepheid Period-Luminosity relation (Based on data from the ESA HIPPARCOS astrometry satellite)

, 1999
P. Lanoix, G. Paturel, R. Garnier
openalex   +2 more sources

Precession-Nutation Estimates from Optical Astrometry 1899.7–1992.0 and Comparison with VLBI Results [PDF]

, 2000
J. Vondrák, C. Ron
openalex   +1 more source

X-ray astronomy from the lunar surface. [PDF]

Philos Trans A Math Phys Eng Sci
Gandhi P.
europepmc   +1 more source

The Future of Space Astrometry [PDF]

, 2000
K. J. Johnston
openalex   +1 more source

Astrometry of the globular cluster 47 Tuc and possible optical identification of X-ray sources

, 1997
M. Geffert, M. Aurière, L. Koch-Miramond   +2 more
openalex   +2 more sources

Toward High‐Precision Astrometry with WFPC2. I. Deriving an Accurate Point‐Spread Function [PDF]

, 2000
Jay Anderson, Ivan R. King
openalex   +1 more source

Relativity in Modern Astrometry and Celestial Mechanics — An Overview [PDF]

, 2000
S. A. Klioner
openalex   +1 more source

An astronomical question answering dataset for evaluating large language models. [PDF]

Sci Data
Li J, Zhao F, Chen P, Xie J, Zhang X, Li H, Chen M, Wang Y, Zhu M.   +8 more
europepmc   +1 more source

A low-mass planet candidate orbiting Proxima Centauri at a distance of 1.5 AU. [PDF]

Sci Adv, 2020
Damasso M, Del Sordo F, Anglada-Escudé G, Giacobbe P, Sozzetti A, Morbidelli A, Pojmanski G, Barbato D, Butler RP, Jones HRA, Hambsch FJ, Jenkins JS, López-González MJ, Morales N, Peña Rojas PA, Rodríguez-López C, Rodríguez E, Amado PJ, Amado PJ, Anglada G, Feng F, Gómez JF.   +21 more
europepmc   +1 more source

Fast-moving stars around an intermediate-mass black hole in ω Centauri. [PDF]

Nature
Häberle M, Neumayer N, Seth A, Bellini A, Libralato M, Baumgardt H, Whitaker M, Dumont A, Alfaro-Cuello M, Anderson J, Clontz C, Kacharov N, Kamann S, Feldmeier-Krause A, Milone A, Nitschai MS, Pechetti R, van de Ven G.   +17 more
europepmc   +1 more source