Guide
Description
JCGM Guides including the GUM (Guide to the Expression of Uncertainty in Measurement) and VIM (International Vocabulary of Metrology).
Published
JCGM [Number]:[Year]Examples 6
JCGM 100:2008
JCGM 101:2008
JCGM 102:2011
JCGM 200:2012
JCGM 100
JCGM 100 (2017)
Components Used
JCGM Guide identifiers are composed of these elements:
Publisher
EnumerationJCGM
JCGM
e.g.
JCGMNumber
IntegerThe guide number
1–3 digit number.
e.g.
100Year
YearPublication year
4-digit year, preceded by colon.
e.g.
2012Publisher Specific
JCGM publisher info
:publisherAlgebraic Relations
Relations that can involve Guide identifiers:
| Relation | Description | Syntax | Example |
|---|---|---|---|
| Amendment | Modifies a JCGM guide | JCGM [Number]:[Year]/Amd [N]:[Date] | JCGM 100:2008/Amd 1:2025-07-25 |