Keyphrases
Metallicity
100%
Globular Clusters
100%
Globular Cluster Systems
100%
Spiral Galaxies
100%
Galaxies
50%
Radial Velocity
50%
HII Regions
33%
Galaxy Luminosities
16%
Low Velocity
16%
Spectral Features
16%
Halo
16%
Velocity Dispersion
16%
Optical Spectroscopy
16%
Spectrograph
16%
Milky Way
16%
High-resolution
16%
Local Group
16%
Space-based
16%
Spectral Indices
16%
Hubble Space Telescope
16%
Telescope Images
16%
Potential Problems
16%
Empirical Calibration
16%
Two-stars
16%
Las Campanas Observatory
16%
Interlopers
16%
Cluster Sampling
16%
Confidence Limits
16%
Sculptor
16%
NGC 253
16%
Spectral Estimation
16%
Physics
Metallicity
100%
Globular Cluster
100%
Spiral Galaxy
100%
Radial-Velocity Method
25%
H II Regions
25%
Galaxy Luminosities
12%
Spectrographs
12%
High Resolution
12%
Milky Way
12%
Spectral Index
12%
Hubble Space Telescope
12%
Galaxy Radial Velocities
12%