From b9653c01fea531e5911d6cb0d665171a82a1c5e3 Mon Sep 17 00:00:00 2001 From: Annwan Date: Tue, 30 Sep 2025 11:17:56 +0200 Subject: [PATCH] Created Standard Galactic Time Unit (markdown) --- Larana/Standard Galactic Time Unit.md | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 Larana/Standard Galactic Time Unit.md diff --git a/Larana/Standard Galactic Time Unit.md b/Larana/Standard Galactic Time Unit.md new file mode 100644 index 0000000..51b3095 --- /dev/null +++ b/Larana/Standard Galactic Time Unit.md @@ -0,0 +1,13 @@ +The **Standard Galactic Time Unit** or SGTU is the time unit used for standard communication of time across the many planets and polities of the [[Galactic Cooperation Treaty Organisation|Larana/Galactic Cooperation Treaty Organisation]]. + +It is defined as followed: + +SGTU quantities are oft expressed either in binary (for the computers), or hexadecimal (for the normal folks) +1 SGTU is the length \\(2^{32}\\) periods of the wavelength emited by the [[Ly-α|https://en.wikipedia.org/wiki/Lyman-alpha]] transition of the Hydrogen atom. This amounts to about 1.74µs + +SGTU Timestamps are expressed as a the number of SGTU elapsed since the founding of the GCTO. +when written they are typically written in groups of 4 hex digits followed by another delimiter and the number of groups the precison omits, the last group may also contain less than 4 digits in which case the lowest significan digits are assumed to be ommitted. e.g. `123F.12/1` is assumed to be equivalent to `123F.12XX.XXXX` (where X is not specified). the start of the timestamp may also be omitted when redundant, in practice it is rare that more than 2 or 3 groups are ever written, unless the activity requires full precision and/or unambiguity. + +example: + +30 September 2065, 13:12 UTC+2 would be oft renderd as `3D13.65/1` or `18F.3D13.6556.6AD9` for full specificity \ No newline at end of file