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Observer Parameters

When requesting for location and/or date-time related data, Observer parameters must be sent in the request.

Observer Parameters include the current observer's location and other information. The casing of the properties changes from camel case to snake case when doing a GET request.
Parameter
Required
Description
Sample Value
longitude
Yes
Longitude of the observer's location, as Float
-84.39733
latitude
Yes
Latitude of the observer's location, as Float
33.775867
elevation
Yes
Elevation from the sea in Meters as Number
50
from_date / fromDate
Yes
Starting date as Date. When doing a GET request from_date must be used.
2018-12-20
to_date / toDate
Yes
Ending date as Date. When doing a GET request to_date must be used.
2018-12-22
time
Yes
Observer's time as Time
08:00:00
Time and Timezones
Astronomy API treats the time requested, as the observer's time. It finds the timezone of the user based on the location specified by longitude and latitude. The returned times will be as same as the time zone requested.

Search Result Properties

Tabular Responses

Last modified 3mo ago

Parameter	Required	Description	Sample Value
longitude	Yes	Longitude of the observer's location, as Float	-84.39733
latitude	Yes	Latitude of the observer's location, as Float	33.775867
elevation	Yes	Elevation from the sea in Meters as Number	50
from_date / fromDate	Yes	Starting date as Date. When doing a GET request from_date must be used.	2018-12-20
to_date / toDate	Yes	Ending date as Date. When doing a GET request to_date must be used.	2018-12-22
time	Yes	Observer's time as Time	08:00:00