• Metadata

Forecast Wind and Solar power, hour resolution

Forecast of wind and solar power with a resolution of one hour.

The timestamp indicates when the “Current” forecast is generated

Solar power forecasts are not updated between 6pm and 6am. Therefore, no 5 hour forecast exist for solar power between 11pm and 11am. 1 hour and 5 hour forecasts are released up to 15 minutes before the start of the forecast and might be updated until 1 minute before the forecast starts. Within this time frame up to 3 updates can take place.


Hour UTC

Description

A date and time (interval), shown in UTC time zone, where the values are valid. 00:00 o\u2019clock is the first hour of a given day interval 00:00 - 00:59 and 01:00 covers the second hour (interval) of the day and so forth. Please note: The naming is based on the length of the interval of the finest grain of the resolution.

Comment

Please note that the format shown in the example applies to data download as JSON, XML or fetched through the API and is in accordance with the ISO 8601 standard. The format is slightly different when it is shown on screen or downloaded manually as CSV or XLSX. This is mainly due to readability and consideration for Excel users.

In preview (in the GUI) all timestamps are shown as (display convention) YYYY-MM-DD hh:mmZ e.g. 2017-07-14 08:00Z. The Z will remind viewers that this is UTC.

In download (CSV and XLSX) the date time are exported as YYYY-MM-DD hh:mm e.g. 2017-07-14 08:00. That is without the \u201cT\u201d and the \u201cZ\u201d and the seconds. Excel will recognize it as date-time. The user must remember the convention about time zones.

In download (JSON and XML) the full format is used YYYY-MM-DDThh:mmZ e.g. 2017-07-14T08:00Z.

Name

HourUTC

Type

datetime

Unit
Size

17

Example

2017-07-14T08:00Z

Format
Validation rules Always full hours, i.e. minutes are 00

Hour DK

Description

A date and time (interval), shown in Danish time zone, where the values are valid. 00:00 o\u2019clock is the first hour of a given day, interval 00:00 - 00:59, and 01:00 covers the second hour period (interval) of the day and so forth.

Comment

On one normal day there will be 24 intervals.

When daylight saving times shifts there will be either 23 or 25 intervals.

Please note that the format shown in the example applies to data download as JSON, XML or fetched through the API and is in accordance with the ISO 8601 standard. The format is slightly different when it is shown on screen or downloaded manually as CSV or XLSX. This is mainly due to readability and consideration for Excel users.

In preview (in the GUI) all timestamps are shown as (display convention) YYYY-MM-DD hh:mm e.g. 2017-07-14 08:00. Please note that is no time zone indicator, showning that this is local (Danish) time.

In download (CSV and XLSX) the date time are exported as YYYY-MM-DD hh:mm e.g. 2017-07-14 08:00. That is without the \u201cT\u201d and the seconds. Excel will recognize it as date-time. The user must remember that this is local (Danish) time.

In download (JSON and XML) the format used is YYYY-MM-DDThh:mm e.g. 2017-07-14T08:00.

Name

HourDK

Type

datetime

Unit
Size

17

Example

2017-07-14T08:00

Format
Validation rules Always full hours, i.e. minutes are 00

Price area

Description

Same as bidding zone. Denmark is divided in two price areas, or bidding zones, divided by the Great Belt. DK1 is west of the Great Belt and DK2 is east of the Great Belt.

Comment

If price area is \u201cDK\u201d, the data covers all Denmark.

Name

PriceArea

Type

string

Unit
Size

3

Example

DK1

Format

DK1 | DK2

Validation rules DK1 or DK2

Forecast Type

Description

Solar, Offshore Wind or Onshore wind

Comment

Offshore Wind only covers the offshore wind parks with a capacity above 100MW. Offshore wind parks with a lower capacity are included in Onshore Wind.

Name

ForecastType

Type

string

Unit

text

Size

20

Example

Solar

Validation rules

Forecast Day Ahead

Description

Forecast for the next day is published at 18:00 Danish time zone. The forecast is generated at 17:50 Danish time zone.

Comment
Name

ForecastDayAhead

Type

number

Unit

MWh per hour

Size

9.2

Example

2,342.2

Format

([0-9]*[,])[0-9][0-9]

Validation rules >0

Forecast Intraday

Description

The forecast for the coming day at 6am Danish time zone. Also published at ENTSO-E tranparency platform

Comment

Non

Name

ForecastIntraday

Type

number

Unit

MWh per hour

Size

9.2

Example

345.2

Format

([0-9]*[,])[0-9][0-9]

Validation rules >0

Forecast 5 Hour

Description

The forecast valid 5 hours ahead in time.

Comment

Solar power forecasts are not updated between 6pm and 6am, hence there are no 5 hour forecast for solar power between 11pm and 11am.

Name

Forecast5Hour

Type

number

Unit

MWh per hour

Size

9.2

Example

345.2

Format

([0-9]*[,])[0-9][0-9]

Validation rules >0

Forecast 1 Hour

Description

The forecast valid 1 hours ahead in time.

Comment

Solar power forecasts are not updated between 6pm and 6am, hence there are no 1 hour forecast for solar power between 7pm and 7am.

Name

Forecast1Hour

Type

number

Unit

MWh per hour

Size

9.2

Example

34.7

Format

([0-9]*[,])[0-9][0-9]

Validation rules >0

Forecast Current

Description

The forecast valid for the current time.

Comment

The timestamp shows when the forecast is generated.

Name

ForecastCurrent

Type

number

Unit

MWh per hour

Size

9.2

Example

53.1

Format

([0-9]*[,])[0-9][0-9]

Validation rules >0

Timestamp UTC

Description

A date and time, shown in UTC time zone, for which the values are valid. The timestamp is the time the measure-ments are generated in the system.

Comment
Name

TimestampUTC

Type

datetime

Unit
Size

20

Example

2017-07-14T08:03:00Z

Validation rules

Timestamp DK

Description

A date and time, shown in Danish time zone, for which the values are valid. The timestamp is the time the measure-ments are generated in the system.

Comment
Name

TimestampDK

Type

datetime

Unit
Size

19

Example

2012-10-01T02:12:00

Validation rules