Object Services

Object Sensor Orientation Service

This services provides object positions and sensor orientation information for SDF catalog objects with fixed sensors.

API Path
object/sensorOrientation
HTTP Method
POST
Input Format
{
    "Start": "2014-02-20T00:00:00",
    "Stop" : "2014-02-21T00:00:00", 
    "URI": "uri to the json object definition in the SDF", 
    "OutputSettings": 
    {
        "Step": 60,
        "TimeFormat": "Epoch",
        "CoordinateFormat": {"Coord":"XYZ","Frame":"Fixed"}
    }
}
Start
The start date and time for the route.
Stop
The stop date and time for the route.
URI
A URI that points to the json object definition on the STK Data Federate (SDF). See Finding SDF Object URIs to get the URI for the object you're interested in.
OutputSettings
The output settings for this analysis. Optional.
Input Sample
{
    "Start": "2014-02-20T00:00:00",
    "Stop": "2014-02-21T00:00:00",
    "URI": "https://sdf10.agi.com/SocSearch/20140717/catalogs/spacecraft/items/bald7veoYUqyISdiy-KK6w/definition",
    "OutputSettings": {
        "Step": 60,
        "TimeFormat": "Epoch",
        "CoordinateFormat": {
            "Coord": "XYZ",
            "Frame": "Fixed"
        }
    }
}
Output Sample

The SensorState information is a quaternion representation of the sensor's orientation with respect to the catalog object's body axis, in Earth inertial coordinates.

[
    {   "Position":
        {   "X":6130146.6905274559,
            "Y":2558947.5004125028,
            "Z":-2881855.996068106
        },
        "SensorStates":[
            {
                "Orientation": {
                    "W": 0.23333527911358815,
                    "X": -0.54516399672650606,
                    "Y": -0.061647006455426784,
                    "Z": 0.80283903168023085
                },
                "Name":"Noaa19_Avhrr3_Vir_FixedPt_FieldOfView"
            }],
        "Time":"0"
    },
    {   "Position":
        {   "X":5997910.2451651534,
            "Y":2391492.7839609794,
            "Z":-3278822.5099529414
        },
        "SensorStates":[
            {   "Orientation":
                {   "W":0.23333022481811705,
                    "X":-0.52036419208879947,
                    "Y":-0.053309543133124776,
                    "Z":0.8197171502347842
                },
                "Name":"Noaa19_Avhrr3_Vir_FixedPt_FieldOfView"
            }],
        "Time":"60"
    }
]