SPH_SIR_L0

xml record "SPH_SIR_L0"
Specific Product Header for SIRAL Level 0 products

idfield namedefinition
0SPH_Descriptor
xml string
Name describing the Specific Product Header
1Orbit_Information
xml record
idfield namedefinition
0Sensing_Start
xml time
TAI start time of data sensing

unit: "s since 2000-01-01"

value: if(length(.) == 0, nan, if(str(., 30) == "TAI=9999-99-99T99:99:99.999999", +inf, if(str(., 30) == "TAI=0000-00-00T00:00:00.000000", -inf, time(str(.), "'TAI='yyyy-MM-dd'T'HH:mm:ss.SSSSSS"))))
xml string
1ABS_Orbit_Start
ascii uint32
Absolute Orbit Number at sensing start time
2Rel_Time_ASC_Node_Start
ascii double
Relative time since crossing ascending node time relative to start time of data sensing

unit: "s"

attribute: unit
ascii stringsize: 1
fixed value: "s"
3Sensing_Stop
xml time
TAI stop time of data sensing

unit: "s since 2000-01-01"

value: if(length(.) == 0, nan, if(str(., 30) == "TAI=9999-99-99T99:99:99.999999", +inf, if(str(., 30) == "TAI=0000-00-00T00:00:00.000000", -inf, time(str(.), "'TAI='yyyy-MM-dd'T'HH:mm:ss.SSSSSS"))))
xml string
4ABS_Orbit_Stop
ascii uint32
Absolute Orbit Number at sensing stop time
5Rel_Time_ASC_Node_Stop
ascii double
Time of the ascending node relative to stop time of data sensing. Relative time since crossing ascending node time relative to stop time of data sensing

unit: "s"

attribute: unit
ascii stringsize: 1
fixed value: "s"
6Equator_Cross_Time
xml time
Time of equator crossing at the ascending node relative to the sensing start time

unit: "s since 2000-01-01"

value: if(length(.) == 0, nan, if(str(., 30) == "UTC=9999-99-99T99:99:99.999999", +inf, if(str(., 30) == "UTC=0000-00-00T00:00:00.000000", -inf, time(str(.), "'UTC='yyyy-MM-dd'T'HH:mm:ss.SSSSSS"))))
xml string
7Equator_Cross_Long
ascii int32 (double)
Longitude of equator crossing at the ascending node relative to the sensing start time (positive East, 0 = Greenwich) referred to WGS84

unit: "1e-6 degrees_east"

converted unit: "degrees_east" (multiply by 1/1000000)

attribute: unit
ascii stringsize: 8
fixed value: "10-6 deg"
8Ascending_Flag
xml string
Orbit orientation at the sensing start time. -A = Ascending -D = Descending
2Product_Location
xml record
idfield namedefinition
0Start_Lat
ascii int32 (double)
Latitude of first satellite nadir point at the Sensing Start time (positive North)

unit: "1e-6 degrees_north"

converted unit: "degrees_north" (multiply by 1/1000000)

attribute: unit
ascii stringsize: 8
fixed value: "10-6 deg"
1Start_Long
ascii int32 (double)
Longitude of first satellite nadir point at the Sensing Start time (positive East, 0 = Greenwich)

unit: "1e-6 degrees_east"

converted unit: "degrees_east" (multiply by 1/1000000)

attribute: unit
ascii stringsize: 8
fixed value: "10-6 deg"
2Stop_Lat
ascii int32 (double)
Latitude of first satellite nadir point at the Sensing Stop time (positive North)

unit: "1e-6 degrees_north"

converted unit: "degrees_north" (multiply by 1/1000000)

attribute: unit
ascii stringsize: 8
fixed value: "10-6 deg"
3Stop_Long
ascii int32 (double)
Longitude of first satellite nadir point at the Sensing Stop tim (positive East, 0 = Greenwich)

unit: "1e-6 degrees_east"

converted unit: "degrees_east" (multiply by 1/1000000)

attribute: unit
ascii stringsize: 8
fixed value: "10-6 deg"
3Product_Confidence_Data
xml record
idfield namedefinition
0Num_ISPs
ascii int32
Number of ISPs in the Level 0
1Num_Missing_ISPs
ascii int32
Number of missing ISPs
2Num_Error_ISPs
ascii int32
Number of ISPs containing CRC errors
3Num_Discarded_ISPs
ascii int32
Number of ISPs discarded
4Num_RS_ISPs
ascii int32
Number of ISPs with Reed-Solomon correction in the Level 0
5Num_RS_Corrections
ascii int32
Number of symbols corrected with Reed-Solomon in the product
4Instrument_ID
xml string
Instrument Identifier. 'A' for SIRAL Nominal, 'B' for SIRAL Backup, Not present for other instruments
5DSDs
xml record "DSDs"