# launch-year

drillable.com › vocab › launch-year.
As of the index built 9 Sep 2026, 22:58 UTC · [cites, never asserts](/standing).
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## Definitions

No reader has asserted a definition or an alias for it; its meaning is what its uses show.

## Where it is used (1 use on 1 subject in 1 work)

By drillable.com ([llm-extract/1](/standing#methods)).

- **hipparcos satellite** = 1989 · [quote](/r/sha256:081a7a8d220a76b954bfc8e546d86d3928140fdda3e381a40c49f3fdbe74f233?trace&start=13437&end=13513) · [sha256:f17a34f9279d0f01…](/r/sha256:f17a34f9279d0f01944befe5024489d25b39b888784d3b17b2b861a52cc1af5b)


A property means what the records about it say, and nothing more.

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