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EnVar microschema · class

Timepoint

Timepoint

A point in time, potentially relative

4 fields 0 core

URI: envar:class/Timepoint

Where it sits

Composed intoTimeInterval

ReferencesQuantity

Fields

Core Conditionally core Recommended Optional
Optional Include when available 4 fields
Datetimeoptional

datetime · range datetime · cardinality 0..1

Absolute timestamp

Relative To Eventoptional

relative_to_event · range Uriorcurie · cardinality 0..1

Event this is relative to

Offsetoptional

offset · range Quantity · cardinality 0..1

Offset from event (e.g., "+3 days")

Subject Ageoptional

subject_age · range Quantity · cardinality 0..1

Age of the subject at this timepoint (e.g., age when the event occurred)

Full field reference — every slot, cardinality & inheritance
Field Name Tier Cardinality / Range Description
Datetime datetime optional 0..1
datetime		 Absolute timestamp
Relative To Event relative_to_event optional 0..1
Uriorcurie		 Event this is relative to
Offset offset optional 0..1
Quantity		 Offset from event (e
Subject Age subject_age optional 0..1
Quantity		 Age of the subject at this timepoint (e
Diagram & LinkML source 
 classDiagram
    class Timepoint
    click Timepoint href "../../classes/Timepoint/"
      Timepoint : datetime

      Timepoint : offset





        Timepoint --> "0..1" Quantity : offset
        click Quantity href "../../classes/Quantity/"



      Timepoint : relative_to_event

      Timepoint : subject_age





        Timepoint --> "0..1" Quantity : subject_age
        click Quantity href "../../classes/Quantity/"




name: Timepoint
instantiates:
- ValueMicroschemaDefinition
description: A point in time, potentially relative
from_schema: https://w3id.org/linkml/microschemas/envar
rank: 1000
attributes:
  datetime:
    name: datetime
    description: Absolute timestamp
    from_schema: https://w3id.org/linkml/microschemas/envar
    rank: 1000
    owner: Timepoint
    domain_of:
    - Timepoint
    range: datetime
  relative_to_event:
    name: relative_to_event
    description: Event this is relative to
    from_schema: https://w3id.org/linkml/microschemas/envar
    rank: 1000
    owner: Timepoint
    domain_of:
    - Timepoint
    range: uriorcurie
  offset:
    name: offset
    description: Offset from event (e.g., "+3 days")
    from_schema: https://w3id.org/linkml/microschemas/envar
    rank: 1000
    owner: Timepoint
    domain_of:
    - Timepoint
    range: Quantity
    inlined: true
  subject_age:
    name: subject_age
    description: Age of the subject at this timepoint (e.g., age when the event occurred)
    from_schema: https://w3id.org/linkml/microschemas/envar
    rank: 1000
    owner: Timepoint
    domain_of:
    - Timepoint
    range: Quantity
    inlined: true

Identifier and Mapping Information

Schema Source

Mappings

Mapping Type Mapped Value
self envar:Timepoint
native envar:Timepoint