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Solar irradiation on a horizontal surface

The irradiation maps show the solar radiation on a south-facing surface for four different inclinations: Horizontal, 30°, 75° and 90°. The data is based on Switzerland-wide modelling with a horizontal grid width of 50m. It is based on measurement data from the period 2000-2020 and the influence of the horizon was derived from a 10 m resolution elevation model of Switzerland and neighbouring countries.



In addition to the global radiation, the expected photovoltaic production per kW of installed capacity is also shown for the respective irradiation levels. The data can serve as an initial estimate of potential PV production. However, depending on local conditions and system design, the value may be higher or lower. For example, any additional yields resulting from the use of bifacial modules were not taken into account.



Under "Additional information", the monthly values of global radiation (per m2) and expected photovoltaic production (per kW of installed capacity) can be queried for each grid point. Further information on the modelling can be found in the report under the link "Data reference".

Simple

Alternate title

Horizontal solar irradiation

Date (Creation)
2023-12-31T00:00:00
Identifier
ch.bfe.solarenergie-einstrahlung_0_grad/

Point of contact

Swiss Federal Office of Energy - Dienst Geoinformation
Bern
3003
CH
https://www.bfe.admin.ch/geoinformation-en
Topic category
  • Q Utilities communication

Extent

Extent

Description

Switzerland

N
S
E
W








Maintenance and update frequency
Unknown
geocat.ch
  • water related process

  • space provided for waters

  • nature

  • GIS (Geographic Information System)

  • opendata.swiss

  • standing water

  • watercourse

  • FSDI Federal Spatial Data Infrastructure

  • outline map

  • traffic network

GEMET themes
  • water

  • climate

  • urban environment, urban stress

  • energy

  • social aspects, population

  • natural dynamics

  • resources

  • general

  • geography

  • trade, services

  • transport

  • research

GEMET
  • energy

  • geography

  • transport

  • surface water management

  • water (geographic)

  • electric vehicle

Resource constraints

Other constraints
Opendata BY: Open use. Must provide the source.
Language
Deutsch
Character encoding
UTF8
Subtopic Category
Q1 Energy
Subtopic Category
Q1 Energy
Basic Geodata
false
Basic Geodata Legal Level
Federal
Distribution format
  • OGC Geopackage (GPKG)

  • GeoTIFF (GEOTIFF)

Digital transfer options

OnLine resource

Geopackage

Geopackage

Digital transfer options

OnLine resource

ch.bfe.solarenergie-einstrahlung_0_grad

WMS-FSDI service, layer "Horizontal solar irradiation"

Digital transfer options

OnLine resource

ch.bfe.solarenergie-einstrahlung_0_grad

WMTS-FSDI service, layer "Horizontal solar irradiation"

Digital transfer options

OnLine resource

RESTful API von geo.admin.ch

Digital transfer options

OnLine resource

Bundesamt für Energie BFE - Detailbeschreibung

Swiss Federal Office of Energy SFOE - Detail description

Digital transfer options

OnLine resource

Fachportal - map.energie.admin.ch

Thematic geoportal - map.energie.admin.ch

Digital transfer options

OnLine resource

Link für Datenbezug

Geometric object type
Point
Reference system identifier
EPSG:2056

Maintenance and update frequency
Continual

Metadata

Metadata identifier
c0d27315-473f-4ca4-b24a-82d1244963af

Language
Deutsch
Character encoding
UTF8
Language
Français
Character encoding
UTF8
Language
Italiano
Character encoding
UTF8
Language
English
Character encoding
UTF8
Language
Rumantsch
Character encoding
UTF8

Point of contact

Swiss Federal Office of Energy - Dienst Geoinformation
Bern
3003
CH
https://www.bfe.admin.ch/geoinformation-en

Type of resource

Resource scope
Dataset
Metadata linkage

https://www.geocat.ch/geonetwork/srv/api/records/c0d27315-473f-4ca4-b24a-82d1244963af

Date info (Creation)
2023-12-12T13:37:01.299Z
Date info (Revision)
2026-06-15T08:48:42.775821Z

Metadata standard

Title

eCH-0271

 
 

Spatial extent

Keywords

GEMET

electric vehicle energy geography surface water management transport water (geographic)
GEMET themes

climate energy general geography natural dynamics research resources social aspects, population trade, services transport urban environment, urban stress water
geocat.ch

FSDI Federal Spatial Data Infrastructure GIS (Geographic Information System) nature opendata.swiss outline map space provided for waters standing water traffic network water related process watercourse


Provided by

Access to the catalogue
Read here the full details and access to the data.




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