ncal:TimezoneObservance: Tracker Ontology Reference Manual

## ncal:TimezoneObservance ncal:TimezoneObservance |

## Class hierarchy

        rdfs:Resource
        ╰── ncal:UnionParentClass
            ╰── ncal:TimezoneObservance

## Properties

### The `“ncal:tzname”` property

    “ncal:tzname”          xsd:string

Specifies the customary designation for a timezone description. Inspired by RFC 2445 sec. 4.8.3.2 The LANGUAGE parameter has been discarded. Please xml:lang literals to express languages. Original specification for the domain of this property stated that it must appear within the timezone component. In this ontology the TimezoneObservance class has been itroduced to clarify this specification.

Number of possible elements per resource (Cardinality): 1

### The `“ncal:tzoffsetto”` property

    “ncal:tzoffsetto”          xsd:string

This property specifies the offset which is in use in this time zone observance. nspired by RFC 2445 sec. 4.8.3.4. The original domain was underspecified. It said that this property must appear within a Timezone component. In this ontology a TimezoneObservance class has been introduced to clarify this specification. The original range was UTC-OFFSET. There is no equivalent among the XSD datatypes so plain string was chosen.

Number of possible elements per resource (Cardinality): 1

### The `“ncal:tzoffsetfrom”` property

    “ncal:tzoffsetfrom”          xsd:string

This property specifies the offset which is in use prior to this time zone observance. Inspired by RFC 2445 sec. 4.8.3.3. The original domain was underspecified. It said that this property must appear within a Timezone component. In this ontology a TimezoneObservance class has been introduced to clarify this specification. The original range was UTC-OFFSET. There is no equivalent among the XSD datatypes so plain string was chosen.

Number of possible elements per resource (Cardinality): 1

## See also

The upstream documentation for the NCAL ontology.