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Data Access

MGS Positions

ResourceID
spase://NASA/NumericalData/MGS/Ephemeris/P1D

Description

MGS satellite positions.

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Details

Version:2.7.0

NumericalData

ResourceID
spase://NASA/NumericalData/MGS/Ephemeris/P1D
ResourceHeader
ResourceName
MGS Positions
ReleaseDate
2025-08-05 13:12:18Z
RevisionHistory
RevisionEvent
ReleaseDate
2020-07-07 21:14:45Z
Note
Only known prior ReleaseDate of the metadata
RevisionEvent
ReleaseDate
2025-08-05 13:12:18Z
Note
Added ObservedRegion(s). Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. Matched version number in schemaLocation attribute to value in Version tag. ZCB
Description

MGS satellite positions.

Contacts
RolePersonStartDateStopDateNote
1.MetadataContactspase://SMWG/Person/Jan.Merka
PriorIDs
spase://VHO/NumericalData/MGS/Ephemeris/P1D
spase://VSPO/NumericalData/MGS/Ephemeris/P1D
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/VHO-VMO
Availability
Online
AccessRights
Open
AccessURL
Name
VHO-VMO Repository
URL
https://vho.nasa.gov/mission/mgs_proxy/positions/
Description

VHO Repository housing MGS ephemeris data

Format
Text
Encoding
None
InstrumentIDs
spase://SMWG/Instrument/MGS/Ephemeris
MeasurementType
Ephemeris
TemporalDescription
TimeSpan
StartDate
1999-01-01 00:00:00Z
RelativeStopDate
-P1D
Cadence
P1D
ObservedRegion
Mars.Magnetosphere.Polar
ObservedRegion
Mars.Magnetosphere
ObservedRegion
Mars
Parameter #1
Name
Year
ParameterKey
Field 1
Description

Year

Support
SupportQuantity
Temporal
Parameter #2
Name
Doy
ParameterKey
Field 2
Description

Day of Year

Units
Deg
Support
SupportQuantity
Temporal
Parameter #3
Name
AU
ParameterKey
Field 3
Description

Distance from the sun in AU

Support
SupportQuantity
Positional
Parameter #4
Name
SE Latitude
ParameterKey
Field 4
Description

Latitude in SE Coordinates

Units
degrees
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
SE
Support
SupportQuantity
Positional
Parameter #5
Name
SE Longitude
ParameterKey
Field 5
Description

Longitude in SE Coordinates

Units
degrees
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
SE
Support
SupportQuantity
Positional
Parameter #6
Name
HG Latitude
ParameterKey
Field 6
Description

Latitude in HG Coordinates

Units
degrees
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
Support
SupportQuantity
Positional
Parameter #7
Name
HG Longitude
ParameterKey
Field 7
Description

Longitude in HG Coordinates

Units
degrees
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
Support
SupportQuantity
Positional
Parameter #8
Name
HGI Longitude
ParameterKey
Field 8
Description

Longitude in HGI Coordinates

Units
degrees
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HGI
Support
SupportQuantity
Positional