Table C.20 — EAs whose label begins with S

Label Groups Reference type Reference Supplemental references
SAND_DUNE_ORIENTATION ANGULAR_MEASURE, ATMOSPHERE, PHYSIOGRAPHY IR [FACC, Annex B: SDO]  
SATELLITE_NAME IDENTIFICATION, SPACE      
SCND_WEAPON_DEPLOYED_POS-
_CATEGORY 		MILITARY_SCIENCE IR [EBEV, 4.3.3, Bits: 24-25 (Weapon 2)]  
SCND_WEAPON_DEPLOYED_POSITION MILITARY_SCIENCE, RATE_OR_RATIO IR [EBEV, 4.3.3, Weapon 2]  
SCRAP_TYPE INDUSTRY IR [FACC, Annex B: WSC] [SOED, "scrap", 1.4]
SEA_ICE_TYPE ICE IR [FACC, Annex B: ICC]  
SEA_NAME IDENTIFICATION, HYDROLOGY PR [LOS]  
SEA_STATE_CATEGORY WATERBODY_SURFACE PR [WMO306, Volume I.1, Part A, Code table 37000, Symbolic Letter S - State of the sea]  
SEA_STATE_NOISE_POWER_LEVEL ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE     [PUWS]
SEARCH_LIGHT_INTENSITY LIGHTING_AND_VISIBILITY, RATE_OR_RATIO IR [EBEV, 4.3.1.1, Bit: 28 (Spot Lights)] [EBEV, 4.3.3, Bit: 12 (Flash Lights)]
SEASON TIME      
SEASONAL_TENT_LOCATION SHELTER, TIME IR [FACC, Annex B: STL]  
SECONDARY_AERIAL_DEPLOYED-
_POSITION 		COMMUNICATION, DEVICE_AND_EQUIPMENT, INFRASTRUCTURE, RATE_OR_RATIO IR [EBEV, 4.3.6, Antenna]  
SECONDARY_AXIS_VELOCITY-
_COMPONENT 		ABSTRACT_OBJECT, RATE_OR_RATIO      
SECONDARY_BREAKER_AZIMUTH ANGULAR_MEASURE, WATERBODY_SURFACE IR [AGM2, Chapter 4] [JSM]
SECONDARY_BREAKER_RELATIVE-
_ANGLE 		ANGULAR_MEASURE, WATERBODY_SURFACE IR [AGM2, Chapter 4] [JSM]
SECONDARY_BROADCAST_FREQUENCY COMMUNICATION, DEVICE_AND_EQUIPMENT, INFRASTRUCTURE IR [FACC, Annex B: BR2]  
SECONDARY_DOOR_OPEN_POSITION RATE_OR_RATIO      
SECONDARY_MATERIAL-
_CHARACTERISTIC 		ABSTRACT_OBJECT, MATERIAL IR [FACC, Annex B: CSM]  
SECONDARY_MATERIAL_TYPE ABSTRACT_OBJECT, MATERIAL IR [FACC, Annex B: MCS]  
SECONDARY_SURFACE_AIR_VELOCITY ATMOSPHERE, MATERIAL, RATE_OR_RATIO, SURFACE      
SECONDARY_SURFACE_TEMPERATURE MATERIAL, SURFACE, TEMPERATURE      
SECONDARY_SURFACE_THERMAL-
_CONDITION 		MATERIAL, SURFACE      
SECONDARY_SWELL_WAVE_DIRECTION ANGULAR_MEASURE, WATERBODY_SURFACE IR [AGM1, Chapter 1]  
SECONDARY_SWELL_WAVE_HEIGHT DIMENSION, WATERBODY_SURFACE IR [AGM1, Chapter 1]  
SECONDARY_SWELL_WAVE_PERIOD TIME, WATERBODY_SURFACE IR [AGM1, Chapter 1]  
SECONDARY_WAVE_DIRECTION ANGULAR_MEASURE, WATERBODY_SURFACE IR [AGM1, Chapter 1] [JSM, section 508]
SECTOR_DIRECTION ANGULAR_MEASURE      
SECURITY_LEVEL ABSTRACT_OBJECT, MILITARY_SCIENCE IR [FACC, Annex B: SEC]  
SECURITY_LOCK_TYPE DEVICE_AND_EQUIPMENT     [SOED, "lock", I1]
SEDIMENT_ATTENUATION-
_FREQUENCY_EXPONENT 		ACOUSTIC_PHENOMENON, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_ATTENUATION_GRADIENT ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_BASEMENT_REFLECTION-
_COEFFICIENT 		ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_BELOW_LAYERS_DENSITY RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_COMP_ATTENUATION ACOUSTIC_PHENOMENON, MATERIAL, WATERBODY_FLOOR IR [OAML]  
SEDIMENT_COMP_WAVE_SPEED ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML]  
SEDIMENT_COMP_WAVE_SPEED-
_CURVATURE 		ACOUSTIC_PHENOMENON, MATERIAL, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_COMP_WAVE_SPEED-
_GRADIENT_TOP 		ACOUSTIC_PHENOMENON, MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_CONDUCTIVITY EM_PHENOMENON, MATERIAL, WATERBODY_FLOOR      
SEDIMENT_GRAIN_SIZE DIMENSION, MATERIAL      
SEDIMENT_LAYER_DENSITY MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML]  
SEDIMENT_MEAN_BACKGROUND-
_THICKNESS 		DIMENSION, MATERIAL, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_REFLECTIVITY_ANGLE ACOUSTIC_PHENOMENON, ANGULAR_MEASURE, MATERIAL, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_SHEAR_ATTENUATION ACOUSTIC_PHENOMENON, MATERIAL, WATERBODY_FLOOR IR [OAML]  
SEDIMENT_SHEAR_WAVE_SPEED ACOUSTIC_PHENOMENON, MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML]  
SEDIMENT_SRF_ATTENUATION ACOUSTIC_PHENOMENON, MATERIAL, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_SRF_ATTENUATION-
_GRADIENT 		ACOUSTIC_PHENOMENON, MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_SURFACE_DENSITY MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_THIN_LAYER_DENSITY MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_THIN_LAYER_THICKNESS DIMENSION, MATERIAL, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_TWO_WAY_TRAVEL_TIME ACOUSTIC_PHENOMENON, TIME, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SEDIMENT_WATER_COMP_WAVE-
_SPEED_RATIO 		ACOUSTIC_PHENOMENON, MATERIAL, RATE_OR_RATIO, WATERBODY_FLOOR IR [OAML, Low-Frequency Bottom-Loss Database]  
SENSIBLE_HEAT_FLUX RATE_OR_RATIO, TEMPERATURE IR [GMET]  
SERVICE_BRANCH MILITARY_SCIENCE IR [FACC, Annex B: YSU]  
SEVERE_WEATHER_PRESENT ATMOSPHERE PR [WMO182, "severe weather"]  
SHARP_CURVE_RADIUS DIMENSION, LAND_TRNSP, TRNSP IR [FACC, Annex B: RAD]  
SHELTER_BELT ABSTRACT_OBJECT, ATMOSPHERE IR [FACC, Annex B: SBC]  
SHIPPING_NOISE_MEASUREMENT-
_STATUS 		ACOUSTIC_PHENOMENON, WATERBODY_STATE IR [OAML, Shipping Noise Database]  
SHIPPING_NOISE_SEASON_TYPE ACOUSTIC_PHENOMENON, WATERBODY_STATE IR [OAML, Shipping Noise Database]  
SHIPPING_NOISE_SPECTRAL-
_POWER_LEVEL_ROLL_OFF 		ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE IR [OAML, Shipping Noise Database]  
SHIPPING_NOISE_STD_DEV ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE IR [OAML, Shipping Noise Database]  
SHORELINE_DELINEATED ABSTRACT_OBJECT, HYDROLOGY IR [FAD, Annex B: SHD]  
SHORELINE_PHYSIOGRAPHY LITTORAL, MATERIAL, PHYSIOGRAPHY IR [FACC, Annex B: SHO]  
SHORELINE_TYPE LITTORAL, PHYSIOGRAPHY IR [FACC, Annex B: SLT]  
SHOWALTER_ATMOSPHERE-
_STABILITY_INDEX 		ATMOSPHERE IR [WMO182, "Showalter's stability index"]  
SIDES_VISIBLE ABSTRACT_OBJECT, LIGHTING_AND_VISIBILITY      
SIGMA_COORDINATE_VERTICAL-
_VELOCITY 		ATMOSPHERE, RATE_OR_RATIO IR [WMO306, Volume I.2]  
SIGMA_CROSSWIND_SPREADING_RATE AIRBORNE_PARTICLE, ATMOSPHERE, RATE_OR_RATIO IR [APMD, 4.8.5]  
SIGMA_DOWNWIND_SPREADING_RATE AIRBORNE_PARTICLE, ATMOSPHERE, RATE_OR_RATIO IR [APMD, 4.8.5]  
SIGMA_VERTICAL_SPREADING_RATE AIRBORNE_PARTICLE, ATMOSPHERE, RATE_OR_RATIO      
SIGMA_WIDTH_CROSSWIND AIRBORNE_PARTICLE, ATMOSPHERE, DIMENSION IR [APMD]  
SIGMA_WIDTH_DOWNWIND AIRBORNE_PARTICLE, ATMOSPHERE, DIMENSION IR [APMD]  
SIGMA_WIDTH_VERTICAL AIRBORNE_PARTICLE, ATMOSPHERE, DIMENSION IR [APMD]  
SIGNAL_LIGHT_CHARACTER COLOUR, COMMUNICATION, LIGHTING_AND_VISIBILITY IR [FACC, Annex B: COL]  
SIGNAL_LIGHT_PATTERN COMMUNICATION, LIGHTING_AND_VISIBILITY IR [FACC, Annex B: GRP]  
SIGNAL_LIGHT_PATTERN_COUNT COMMUNICATION, LIGHTING_AND_VISIBILITY IR [FACC, Annex B: LCN]  
SIGNAL_LIGHT_SEQUENCE COMMUNICATION, TIME, LIGHTING_AND_VISIBILITY IR [FACC, Annex B: SEQ]  
SIGNIF_PRIMARY_BREAKER_HEIGHT DIMENSION, WATERBODY_SURFACE IR [AGM2, Chapter 4] [JSM]
SIGNIF_SECONDARY_BREAKER-
_HEIGHT 		DIMENSION, WATERBODY_SURFACE IR [AGM2, Chapter 4] [JSM]
SIGNIF_SWELL_WAVE_HEIGHT DIMENSION, WATERBODY_SURFACE IR [AGC1, Chapter 6]  
SIGNIF_WAVE_HEIGHT DIMENSION, WATERBODY_SURFACE IR [AGC1, Chapter 6]  
SIGNIF_WIND_WAVE_HEIGHT DIMENSION, WATERBODY_SURFACE IR [AGC1, Chapter 6]  
SINGLE_WHEEL_BEARING_LOAD LAND_TRNSP, TRNSP IR [FACC, Annex B: SWL]  
SIPLE_PASSEL_WIND_CHILL_INDEX ATMOSPHERE, TEMPERATURE IR [GMET]  
SKY_GROUND_LUMINANCE_RATIO LIGHTING_AND_VISIBILITY      
SKY_OBSCURATION_FRACTION AIRBORNE_PARTICLE, ATMOSPHERE, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO      
SLAVED_DECLINATION ANGULAR_MEASURE, DEVICE_AND_EQUIPMENT, TRNSP IR [FACC, Annex B: SVA]  
SMOKE_RATE_FRACTION AIRBORNE_PARTICLE, ATMOSPHERE, RATE_OR_RATIO IR [EBEV, 4.3.1.1, Bits: 5-6 (Smoke)]  
SMOKESTACK_COUNT ABSTRACT_OBJECT, AIRBORNE_PARTICLE, ATMOSPHERE      
SNOW_ACCUM_DEPTH ATMOSPHERE, DIMENSION, ICE, MATERIAL, SURFACE_MATERIAL IR [FMH1, 12.7.2]  
SNOW_ACCUM_DEPTH_EQUIVALENT ATMOSPHERE, DIMENSION, ICE, MATERIAL, SURFACE_MATERIAL IR [WMO182]  
SNOW_AGE ATMOSPHERE, ICE, TIME IR [JMCDM, "SNOW-ANALYSIS-FORECAST age quantity"]  
SNOW_DENSITY ATMOSPHERE, ICE, MATERIAL, RATE_OR_RATIO, SURFACE, SURFACE_MATERIAL      
SNOW_DEPTH_CATEGORY ATMOSPHERE, ICE, MATERIAL, SURFACE_MATERIAL IR [CMIS, Table 3-1, "Snow Depth Ranges"]  
SNOW_DRIFT_HEIGHT ATMOSPHERE, DIMENSION, ICE, MATERIAL, SURFACE_MATERIAL IR [JMCDM, "SNOW-DEPTH drift height dimension"]  
SNOW_MELTING_RATE ICE, MATERIAL, RATE_OR_RATIO, SURFACE_MATERIAL IR [JMCDM, "SNOW-ANALYSIS-FORECAST melting rate"]  
SNOW_ONLY_DEPTH ATMOSPHERE, DIMENSION, ICE, MATERIAL, SURFACE_MATERIAL      
SOIL_COMPRESSIONAL_VELOCITY MATERIAL, RATE_OR_RATIO IR [CGD]  
SOIL_CONE_INDEX MATERIAL IR [SMSP, Tables 31 and 32]  
SOIL_DENSITY_DRY MATERIAL, RATE_OR_RATIO IR [DESCI, "bulk density"]  
SOIL_DEPTH DIMENSION, MATERIAL IR [FACC, Annex B: SDE]  
SOIL_LAYER_DEPTH LOCATION, MATERIAL      
SOIL_MOISTURE_MASS_LOWER_LAYER HYDROLOGY, MATERIAL, RATE_OR_RATIO IR [WDFH]  
SOIL_MOISTURE_MASS_TOP_LAYER HYDROLOGY, MATERIAL, RATE_OR_RATIO IR [WDFH]  
SOIL_SEISMIC_ABSORPTION-
_COEFFICIENT 		ALGORITHM_RELATED, MATERIAL      
SOIL_SHEAR_VELOCITY MATERIAL, RATE_OR_RATIO IR [CGD]  
SOIL_SURFACE_TEMPERATURE MATERIAL, TEMPERATURE IR [JMCDM, "SOIL-TEMPERATURE-OBSERVATION soil temperature"]  
SOIL_TYPE MATERIAL IR [LAMB]  
SOIL_WATER_MASS HYDROLOGY, MATERIAL, RATE_OR_RATIO IR [STWC]  
SOIL_WATER_VOLUME HYDROLOGY, MATERIAL, RATE_OR_RATIO IR [STWC]  
SOIL_WETNESS_CATEGORY HYDROLOGY, MATERIAL IR [FACC, Annex B: SWC]  
SOLAR_DIFFUSE_IRRADIANCE EM_PHENOMENON, SPACE, SURFACE IR [WMO182]  
SOLAR_DIRECT_IRRADIANCE EM_PHENOMENON, SPACE, SURFACE IR [WMO182]  
SOLAR_RADIANCE_AZIMUTH-
_GEODETIC 		ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE IR [TRHT]  
SOLAR_RADIANCE_AZIMUTH_LOCAL ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE IR [TRHT]  
SOLAR_RADIANCE_AZIMUTH-
_MAGNETIC 		ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE IR [TRHT]  
SOLAR_RADIANCE_ELEV_ANGLE-
_HORIZONTAL 		ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE IR [TRHT]  
SOLAR_RADIANCE_ELEV_ANGLE-
_LOCAL 		ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE IR [TRHT]  
SOLAR_RADIATION_CUMULATIVE EM_PHENOMENON, RATE_OR_RATIO, SPACE IR [GMET]  
SONAR_CONFIRMATION ABSTRACT_OBJECT, HYDROGRAPHIC_ARTEFACT IR [FAD, Annex B: SCS]  
SONIC_LAYER_DEPTH ACOUSTIC_PHENOMENON, LOCATION, WATERBODY_STATE IR [SP35, "sonic layer depth"]  
SOUND_SIGNAL_PRESENT ACOUSTIC_PHENOMENON, COMMUNICATION IR [FACC, Annex B, SST:16]  
SOUND_SIGNAL_TYPE ACOUSTIC_PHENOMENON, COMMUNICATION IR [FACC, Annex B: SST]  
SOUNDING_DATUM_TYPE LOCATION, SURVEY IR [S57A, Attribute: VERDAT]  
SOUNDING_EXPOSITION SURVEY, WATERBODY_FLOOR IR [FACC, Annex B: SOU]  
SOUNDING_INFORMATION SURVEY, WATERBODY_FLOOR IR [FACC, Annex B: SND]  
SOUNDING_MEASUREMENT_TECHNIQUE SURVEY, WATERBODY_FLOOR PR [S57A, Attribute: TECSOU]  
SOUNDING_VELOCITY_CORRECTION-
_TYPE 		SURVEY, WATERBODY_FLOOR IR [FACC, Annex B: SVC]  
SOURCE IDENTIFICATION IR [FACC, Annex B: STC]  
SOURCE_DATA_SET_COMPILE_DATE TIME      
SOURCE_DATA_SET_EDITION IDENTIFICATION      
SOURCE_DATA_SET_GENERAL-
_INFORMATION 		ALGORITHM_RELATED      
SOURCE_DATA_SET_NAME IDENTIFICATION      
SOURCE_DATA_SET_PRINT_DATE TIME      
SOURCE_DATA_SET_REVISION_DATE TIME      
SPATIAL_ANGULAR_PRIMARY-
_COORDINATE 		ANGULAR_MEASURE      
SPATIAL_ANGULAR_SECONDARY-
_COORDINATE 		ANGULAR_MEASURE      
SPATIAL_LINEAR_PRIMARY-
_COORDINATE 		LOCATION      
SPATIAL_LINEAR_SECONDARY-
_COORDINATE 		LOCATION      
SPATIAL_LINEAR_TERTIARY-
_COORDINATE 		LOCATION      
SPECIFIC_GRAVITY RATE_OR_RATIO, WATERBODY_STATE IR [GMET, "specific gravity"]  
SPECIFIC_HEAT MATERIAL, TEMPERATURE PR [WMO182, S2210]  
SPECIFIC_HUMIDITY ATMOSPHERE, RATE_OR_RATIO PR [WMO182, "specific humidity"]  
SPEED RATE_OR_RATIO      
SPERM_WHALE_CATCH_PER_YEAR ANIMAL, LIVING_ORGANISM IR [OAML, Wind and Residual Noise Database]  
SPILLING_BREAKER_FRACTION RATE_OR_RATIO, WATERBODY_SURFACE IR [JSM]  
SPORT_TYPE RECREATION, USAGE_REGION      
SPOT_ELEVATION_TYPE PHYSIOGRAPHY IR [FACC, Annex B: SPE]  
SPRING_TYPE HYDROLOGY IR [FACC, Annex B: SWT]  
STAIR_CONSTRUCTION_TYPE BUILDING_COMPONENT, MATERIAL      
STAIR_STYLE BUILDING_COMPONENT      
STANTON_NUMBER ABSTRACT_OBJECT PR [WMO182, S2690]  
STELLAR_ALPHA_FLUX EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_ELECTRON_FLUX EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_EM_FLUX EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_PROTON_FLUX EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_RF_FLUX_10r7 EM_PHENOMENON, SPACE IR [JMCDM, "F-TEN-FORECAST-RECORD solar radio flux rate"] [GSTT], [SEC]
STELLAR_RF_NB_MAXIMUM_TIME EM_PHENOMENON, SPACE, TIME     [GSTT], [SEC]
STELLAR_RF_NB_MAXIMUM_TIME-
_QUALITY 		EM_PHENOMENON, SPACE, TIME     [GSTT], [SEC]
STELLAR_RF_NB_MEAN_FLUX EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_RF_NB_MEAN_FLUX-
_QUALITY 		EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_RF_NB_PEAK_FLUX EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_RF_NB_PEAK_FLUX-
_QUALITY 		EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_RF_NB_PERIOD EM_PHENOMENON, SPACE, TIME     [GSTT], [SEC]
STELLAR_RF_NB_PERIOD_QUALITY EM_PHENOMENON, SPACE, TIME     [GSTT], [SEC]
STELLAR_RF_NB_REMARKS EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_RF_NB_START EM_PHENOMENON, SPACE, TIME     [GSTT], [SEC]
STELLAR_RF_NB_START_QUALITY EM_PHENOMENON, SPACE, TIME     [GSTT], [SEC]
STELLAR_WIND_ION_TEMPERATURE EM_PHENOMENON, SPACE, TEMPERATURE     [GSTT], [SEC]
STELLAR_WIND_PROTON_DENSITY EM_PHENOMENON, RATE_OR_RATIO, SPACE     [GSTT], [SEC]
STELLAR_WIND_SPEED EM_PHENOMENON, RATE_OR_RATIO, SPACE     [GSTT], [SEC]
STELLAR_WIND_SPEED_GSE_X EM_PHENOMENON, RATE_OR_RATIO, SPACE     [GSTT], [SEC]
STELLAR_WIND_SPEED_GSE_Y EM_PHENOMENON, RATE_OR_RATIO, SPACE     [GSTT], [SEC]
STELLAR_WIND_SPEED_GSE_Z EM_PHENOMENON, RATE_OR_RATIO, SPACE     [GSTT], [SEC]
STELLAR_X_RAY_FLUX_L_BAND EM_PHENOMENON, SPACE     [GSTT], [SEC]
STELLAR_X_RAY_FLUX_S_BAND EM_PHENOMENON, SPACE     [GSTT], [SEC]
STEM_DIAMETER DIMENSION, LIVING_ORGANISM, PLANT      
STORAGE_FACILITY_TYPE ABSTRACT_OBJECT, USAGE_REGION IR [FACC, Annex B: SFA]  
STRUCTURAL_PILE_TYPE SUPPORT_STRUCTURE IR [FACC, Annex B: PLC]  
STRUCTURE_DENSITY RATE_OR_RATIO, SUPPORT_STRUCTURE IR [FACC, Annex B: DMS]  
STRUCTURE_LIGHTING_TYPE ABSTRACT_OBJECT, EM_PHENOMENON, LIGHTING_AND_VISIBILITY IR [FAD, Annex B: FLT]  
STRUCTURE_PROTECTION_TYPE MILITARY_SCIENCE, SHELTER, SUPPORT_STRUCTURE      
STRUCTURE_SHAPE ABSTRACT_OBJECT IR [FACC, Annex B: SSC]  
SUMMER_CANOPY_COVER_FRACTION LIVING_ORGANISM, PHYSIOGRAPHY, PLANT, RATE_OR_RATIO, TIME IR [FACC, Annex B: STR]  
SUNRISE_TIME EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE, TIME IR [SIED]  
SUNSET_TIME EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE, TIME IR [SIED]  
SUNSHINE_OBSERVATION_PERIOD EM_PHENOMENON, SPACE, TIME IR [JMCDM, "SUNSHINE-OBSERVATION reporting period quantity"]  
SUNSHINE_PERIOD EM_PHENOMENON, SPACE, TIME IR [JMCDM, "SUNSHINE-OBSERVATION sunshine duration quantity"]  
SUNSPOT_NUMBER EM_PHENOMENON, SPACE IR [TASC]  
SUNSPOT_NUMBER_INDEX EM_PHENOMENON, SPACE IR [TASC]  
SUPERELEVATION DIMENSION, LAND_TRNSP, TRNSP      
SUPERTANKER_DENSITY HYDROGRAPHIC_INDUSTRY, HYDROGRAPHIC_TRNSP, INDUSTRY, RATE_OR_RATIO, TRNSP, VEHICLE IR [OAML, Historical Temporal Shipping Database]  
SURFACE_ANGLE ANGULAR_MEASURE, SURFACE      
SURFACE_BACKSCATTER RATE_OR_RATIO, SURFACE IR [WMO182, B0080, "back-scattering"]  
SURFACE_CATEGORY SURFACE      
SURFACE_CHARACTERISTIC_TYPE SURFACE IR [FACC, Annex B: PSC]  
SURFACE_EM_ABSORPTIVITY EM_PHENOMENON, RATE_OR_RATIO, SURFACE IR [GMET]  
SURFACE_EM_ABSORPTIVITY_SOLAR EM_PHENOMENON, RATE_OR_RATIO, SURFACE IR [GMET]  
SURFACE_EM_DUCT_HEIGHT EM_PHENOMENON, LOCATION IR [BATT]  
SURFACE_EM_DUCT_STRENGTH EM_PHENOMENON IR [HITN]  
SURFACE_MATERIAL_TYPE MATERIAL, SURFACE, SURFACE_MATERIAL IR [FACC, Annex B: SMC]  
SURFACE_REFLECTIVITY RATE_OR_RATIO, SURFACE IR [GMET]  
SURFACE_SLIPPERY SURFACE      
SURFACE_SLOPE RATE_OR_RATIO, SURFACE IR [FACC, Annex B: SGC]  
SURFACE_SLOPE_ORIENTATION ANGULAR_MEASURE, SURFACE IR [FACC, Annex B: SGO]  
SURFACE_TEMPERATURE SURFACE, TEMPERATURE      
SURFACE_THERMAL_INDEX ALGORITHM_RELATED, SURFACE, TEMPERATURE      
SURFACE_THERMAL_MODEL ALGORITHM_RELATED, SURFACE, TEMPERATURE      
SURFACE_THERMAL_SUNSHADING-
_DOMINANCE 		RATE_OR_RATIO, SURFACE      
SURFACE_THERMAL_VISUAL-
_DOMINANCE 		RATE_OR_RATIO, SURFACE      
SURFACE_WIND_SPEED ATMOSPHERE, RATE_OR_RATIO PR [WMO182, S3850]  
SURFICIAL_DEPTH DIMENSION, MATERIAL, PHYSIOGRAPHY IR [FACC, Annex B: SM1]  
SURGING_BREAKER_FRACTION RATE_OR_RATIO, WATERBODY_SURFACE IR [JSM]  
SURVEILLANCE_WINGED_AIRCRAFT-
_TYPE 		AIR_TRNSP, TRNSP, VEHICLE      
SURVEY_CONTROL_POINT_TYPE SURVEY IR [FACC, Annex B: CPA]  
SURVEY_END_DATE SURVEY, TIME IR [FACC, Annex B: SUE]  
SURVEY_QUALIFIER ABSTRACT_OBJECT, SURVEY IR [FAD, Annex B: SUR]  
SURVEY_START_DATE SURVEY, TIME IR [FACC, Annex B: SUS]  
SUSPENDED_CEILING_DEPTH BUILDING_COMPONENT, LOCATION      
SYNCHRONIZED ABSTRACT_OBJECT IR [FAD, Annex B: SYC]  
SYSTEM_RELAXATION_TIME TIME IR [SP35, "relaxation time"]  

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