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Article Contents

ABSTRACT

1.INTRODUCTION

2.GALAXY DEFINITION

3.GALAXY DIAGNOSTICS

3.1.Stellar kinematics

3.1.1.Special Considerations

3.2.[Fe/H] Spread

3.2.1.Calculating _[Fe/H]

3.2.2._{[Fe / H]} in M_V -10 Objects

3.2.3._{[Fe / H]} in M_V -10 Objects

3.2.4.A Relationship Between _{[Fe / H]} and M_V For Dwarfs?

3.3.Indirect Diagnostics: Population Arguments

4.SOME EXAMPLES THROUGHOUT THE COSMIC ZOO

4.1.Ultra-faint dwarfs with r_half < 50 pc

4.2.UCDs

4.2.1.UCD Kinematics

4.2.2.UCD [Fe/H]

4.3.Globular Clusters

4.4.Tidal Dwarfs

5.DISCUSSION AND CONCLUSIONS

REFERENCES