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Numerari from KnowledgeDoor---The scientific calculator with graphing, unit keypads, complex numbers, constants, advanced functions, user-defined keys, quick copy, and more! Learn more (Link leaves KnowledgeDoor website)

Characteristic

light-year

Symbol

ly

Other Names

lyr, ltyr

Metric (SI) Equivalent

9.4607304726×1012 kilometers

Metric (SI) Dimensions

length

Description in Terms of Other Units and Constants

speed-of-light-in-vacuum year

Quantity

Length
Heaven's Boulevard astronomical sky image for any location, date, and time. Personalize with a picture and message. Great gift for birthdays, anniversaries, or any special event. Learn more (Link leaves KnowledgeDoor website)

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