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TIMED TIDI Profiles

(2025). TIMED TIDI Profiles [Data set]. Johns Hopkins University Applied Physics Laboratory.

ResourceID
spase://NASA/NumericalData/TIMED/TIDI/L2_Profiles

Description

Contains the TIDI Level 2 inverted profiles of wind, temperature and volume emission rates annotated with profile location and processing status. Profiles are produced at the maximum temporal resolution of the instrument.

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Details

Version:2.7.1

MetadataRightsList

Rights
SchemeURI
https://spdx.org/licenses/
RightsIdentifierScheme
SPDX
RightsIdentifier
CC0-1.0
RightsURI
https://spdx.org/licenses/CC0-1.0.html
RightsName
Creative Commons Zero v1.0 Universal
Note
CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions

Version:2.7.1

NumericalData

ResourceID
spase://NASA/NumericalData/TIMED/TIDI/L2_Profiles
NamingAuthority
NASA
ResourceType
NumericalData
ResourceHeader
ResourceName
TIMED TIDI Profiles
ReleaseDate
2025-12-04 13:32:07Z
RevisionHistory
RevisionEvent
ReleaseDate
2020-07-07 21:15:39Z
Note
Only known prior ReleaseDate of the metadata
RevisionEvent
ReleaseDate
2025-11-14 16:01:53Z
Note
Added PublicationInfo. Added ResourceType and NamingAuthority. 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 updated value in Version tag. ZCB
RevisionEvent
ReleaseDate
2025-12-04 13:32:07Z
Note
Added MetadataRightsList. Updated to 2.7.1. ZCB
Description

Contains the TIDI Level 2 inverted profiles of wind, temperature and volume emission rates annotated with profile location and processing status. Profiles are produced at the maximum temporal resolution of the instrument.

Acknowledgement
The TIDI instrument has been sponsored by NASA through grants NAG5-5049 and NNX07AB72G and is currently supported by NNX07AF48G.
PublicationInfo
Authors
Killeen, Timothy L.
PublicationDate
2025-11-14 16:01:53Z
PublishedBy
Johns Hopkins University Applied Physics Laboratory
Contacts
RolePersonStartDateStopDateNote
1.PrincipalInvestigatorspase://SMWG/Person/Timothy.L.Killeen
InformationURL
Name
TIDI Profiles file format
URL
http://tidi.engin.umich.edu/save_lists/documents/pdf_files/3532-ProfileFileFormat.pdf
PriorIDs
spase://VITMO/NumericalData/TIMED/TIDI/L2_Profiles
spase://VSPO/NumericalData/TIMED/TIDI/L2_Profiles
AccessInformation
RepositoryID
spase://SMWG/Repository/TIMED/TIDI_POC
Availability
Online
AccessRights
Open
AccessURL
Name
TIDI POC website
URL
ftp://tidi.engin.umich.edu/tidi/profile/
Description

The fastest/easiest way to download a lot of TIDI product files is to use TIDI's anonymous FTP site. Please download our latest version for all the data products that you need.

Format
NetCDF
Encoding
None
Acknowledgement
http://tidi.engin.umich.edu/access_data/conditions_of_use.html
ProcessingLevel
Calibrated
ProviderResourceName
TIDI Profiles
ProviderProcessingLevel
Level 2
ProviderVersion
10
InstrumentIDs
spase://SMWG/Instrument/TIMED/TIDI
MeasurementType
Radiance
MeasurementType
Profile
TemporalDescription
TimeSpan
StartDate
2002-01-25 00:00:00.000
RelativeStopDate
P3D
ObservedRegion
Earth.NearSurface
ObservedRegion
Earth.NearSurface.Atmosphere
ObservedRegion
Earth.NearSurface.AuroralRegion
ObservedRegion
Earth.NearSurface.EquatorialRegion
ObservedRegion
Earth.NearSurface.Mesosphere
ObservedRegion
Earth.NearSurface.PolarCap
ObservedRegion
Earth.NearSurface.Stratosphere
ObservedRegion
Earth.NearSurface.Thermosphere
ObservedRegion
Earth.NearSurface.Ionosphere
Keywords
TIMED
TIDI
mesosphere
lower thermosphere
MLTI
Parameter #1
Name
Inverted wind along LOS
ParameterKey
speed
Description

Inverted wind along the line of sight at each level in profile - a positive value indicates that the wind is blowing toward the observer.

Units
m/s
FillValue
-9999
Particle
ParticleType
Molecule
ParticleQuantity
Velocity
Parameter #2
Name
Doppler temperature
ParameterKey
t_doppler
Description

Inverted line-of-sight Doppler temperature

Units
K
FillValue
-9999
Particle
ParticleType
Molecule
ParticleQuantity
Temperature
Parameter #3
Name
Rotational temperature
ParameterKey
t_rot
Description

Inverted line-of-sight rotational temperature in profile

Units
K
FillValue
-9999
Particle
ParticleType
Molecule
ParticleQuantity
Temperature
Parameter #4
Name
Ion temperature
ParameterKey
t_ion
Description

Inverted line-of-sight ion temperature in profile

Units
K
FillValue
-9999
Particle
ParticleType
Ion
ParticleQuantity
Temperature
Parameter #5
Name
Brightness
ParameterKey
back1 through back9
Description

Inverted line-of-sight backgrounds at 867, 762, 557.7, 630, 892, 780, 732, 844, and 589nm

Units
R/cm-1
FillValue
-999
Wave
WaveType
Electromagnetic
WaveQuantity
Wavelength
WavelengthRange
Low
557.7
High
892
Units
nm
Bin
BandName
back1
Low
867
High
867
Bin
BandName
back2
Low
762
High
762
Bin
BandName
back3
Low
557.7
High
557.7
Bin
BandName
back4
Low
630
High
630
Bin
BandName
back5
Low
892
High
892
Bin
BandName
back6
Low
780
High
780
Bin
BandName
back7
Low
732
High
732
Bin
BandName
back8
Low
844
High
844
Bin
BandName
back9
Low
589
High
589