SPASE.info

Multi-spacecraft bow shock crossing list

ResourceID
spase://VSPO/Catalog/IMP8/MAG/Multisource

Description

Lists of bow shock crossings observed by the IMP 8,
Geotail, Magion-4 and Cluster/Rumba spacecraft. For each crossing, time
and spacecraft location are given, plus GSE and GSM components of upstream
magnetic field and solar wind velocity, upstream solar wind ion density
and temperature, and multiple upstream derived parameters (sonic,
Alfvenic and magnetosonic speeds and Mach numbers, plasma beta and flow
pressure, IMF clock and cone angles). In addition, for IMP 8 only,
several additional parameters are given, including downstream density,
shock strength, and various flags related to data quality, etc.).
Time coverage for the various spacecraft is non-uniform; IMP 8
coverage is complete from 1973 launch until the June 10, 2000, failure
of the magnetometer. Annual, spacecraft-specific files of crossings
are ftp accessible as indicated below. Further, the data are accessible
via a value-added interface with the ability to subset by parameter, to
filter by numeric ranges of any of the parameters, and to generate
scatter plots of any one parameter against any other parameter. The
data are extensively documented at the value-added interface and
references therein.

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Details

Version:2.2.2

Catalog

ResourceID
spase://VSPO/Catalog/IMP8/MAG/Multisource
ResourceHeader
ResourceName
Multi-spacecraft bow shock crossing list
ReleaseDate
2019-08-05 15:03:35Z
Description

Lists of bow shock crossings observed by the IMP 8,
Geotail, Magion-4 and Cluster/Rumba spacecraft. For each crossing, time
and spacecraft location are given, plus GSE and GSM components of upstream
magnetic field and solar wind velocity, upstream solar wind ion density
and temperature, and multiple upstream derived parameters (sonic,
Alfvenic and magnetosonic speeds and Mach numbers, plasma beta and flow
pressure, IMF clock and cone angles). In addition, for IMP 8 only,
several additional parameters are given, including downstream density,
shock strength, and various flags related to data quality, etc.).
Time coverage for the various spacecraft is non-uniform; IMP 8
coverage is complete from 1973 launch until the June 10, 2000, failure
of the magnetometer. Annual, spacecraft-specific files of crossings
are ftp accessible as indicated below. Further, the data are accessible
via a value-added interface with the ability to subset by parameter, to
filter by numeric ranges of any of the parameters, and to generate
scatter plots of any one parameter against any other parameter. The
data are extensively documented at the value-added interface and
references therein.

Contacts
RolePerson
1.GeneralContactspase://SMWG/Person/Joseph.H.King
2.GeneralContactspase://SMWG/Person/Natalia.E.Papitashvili
3.GeneralContactspase://SMWG/Person/Jan.Merka
4.GeneralContactspase://SMWG/Person/John.D.Richardson
5.GeneralContactspase://SMWG/Person/Ramona.L.Kessel
PriorIDs
spase://VSPO/Catalog/BS_Multisource
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/SPDF
Availability
Online
AccessRights
Open
AccessURL
Name
SPDF bow shock crossing interface
URL
https://omniweb.gsfc.nasa.gov/ftpbrowser/bowshock.html
Description

Bow shock crossing data and documentation. Interface
supports subsetting, filtering by numeric ranges of any parameters,
and 2-parameter scatter plots.

AccessURL
Name
FTP access to files at SPDF
URL
ftps://spdf.gsfc.nasa.gov/pub/data/aaa_special-purpose-datasets/aaa_boundary_crossings/bowshock_crossings/
Description

Spacecraft-specific annual files of bow shock crossings

AccessURL
Name
HTTP access to files at SPDF
URL
https://spdf.gsfc.nasa.gov/pub/data/aaa_special-purpose-datasets/aaa_boundary_crossings/bowshock_crossings/
Description

In CDF via HTTP from SPDF

Format
Text
InstrumentIDs
spase://SMWG/Instrument/IMP8/MAG
spase://SMWG/Instrument/IMP8/PLS
spase://SMWG/Instrument/Magion-4/MAG
spase://SMWG/Instrument/Magion-4/VDPS
spase://SMWG/Instrument/Geotail/MGF
spase://SMWG/Instrument/Geotail/CPI
spase://SMWG/Instrument/Cluster-Rumba/FGM
spase://SMWG/Instrument/Cluster-Rumba/CIS
PhenomenonType
BowShockCrossing
TimeSpan
StartDate
1973-10-31 00:00:00Z
StopDate
2002-05-20 00:00:00Z
Note
As of 2012/01/16, time spans for individual spacecraft are IMP 8: 1973-10-31 - 2000-06-09 Geotail: 1995-01-01 - 1997-11-02 Magion-4: 1996-02-01 - 1997-07-31 Cluster: 2001-02-02 - 2002-05-20