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| physical object > natural object > celestial body > collection of stars > star system > binary star > close binary > nova > dwarf nova > SU Ursa Major | 
| SU Ursa Major comparison table | ||||
| Subject | is part of | is an instance of | is a kind of | has definition | 
|---|---|---|---|---|
| dwarf nova | nova | Cataclysmic variable in which the brightness increases suddenly at intervals ranging from several days to years. | ||
| SU Ursa Major | Milky Way | dwarf nova | 
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