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The standard symbol for a year is "a". Using "y" or "yr" is non-standard and ambiguous, and they should be avoided in situations where precision and clarity mat
by jltsiren 5y ago
The standard symbol for a year is "a". Using "y" or "yr" is non-standard and ambiguous, and they should be avoided in situations where precision and clarity matter.
- deepsun 5y agoThanks, didn't know. Although in astronomy they use Gy often. PS: Don't know why people downvote, your comment is useful.