Assertion: dwarf's mass | /r/HasProperty | estimated
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Source sentences:
text: Although white dwarfs are known with estimated masses as low as 0.17 M ☉  and as high as 1.33 M ☉ , the mass distribution is strongly peaked at 0.6 M ☉ , and the majority lie between 0.5 and 0.7 M ☉ .