Measurement	Units	Variable
altitude	meters above Mean Sea Level	alt
Base time in Epoch	seconds since 1970-1-1 0:00:00 0:00	base_time
23.8 GHz Blackbody signal	counts	bb23 ( time )
31.4 GHz Blackbody signal	counts	bb31 ( time )
23.8 GHz blackbody+noise injection signal	counts	bbn23 ( time )
31.4 GHz blackbody+noise injection signal	counts	bbn31 ( time )
north latitude	degrees	lat
Liquid water path Total liquid water along LOS path	cm	liq ( time )
east longitude	degrees	lon
Quality check results on field: 23.8 GHz Blackbody signal	unitless	qc_bb23 ( time )
Quality check results on field: 31.4 GHz Blackbody signal	unitless	qc_bb31 ( time )
Quality check results on field: 23.8 GHz blackbody+noise injection signal	unitless	qc_bbn23 ( time )
Quality check results on field: 31.4 GHz blackbody+noise injection signal	unitless	qc_bbn31 ( time )
Quality check results on field: Total liquid water along LOS path	unitless	qc_liq ( time )
Quality check results on field: 23.8 GHz sky signal	unitless	qc_sky23 ( time )
Quality check results on field: 31.4 GHz sky signal	unitless	qc_sky31 ( time )
Quality check results on field: IR Brightness Temperature	unitless	qc_sky_ir_temp ( time )
Quality check results on field: 23.8 GHz sky brightness temperature	unitless	qc_tbsky23 ( time )
Quality check results on field: 31.4 GHz sky brightness temperature	unitless	qc_tbsky31 ( time )
Results of quality checks on sample time	unitless	qc_time ( time )
Quality check results on field: Ambient temperature	unitless	qc_tkair ( time )
Quality check results on field: Blackbody kinetic temperature	unitless	qc_tkbb ( time )
Quality check results on field: Noise diode mount temperature	unitless	qc_tknd ( time )
Quality check results on field: Mixer kinetic (physical) temperature	unitless	qc_tkxc ( time )
Quality check results on field: Noise injection temp at 23.8 GHz adjusted to tkbb	unitless	qc_tnd23 ( time )
Quality check results on field: Noise injection temp at 31.4 GHz adjusted to tkbb	unitless	qc_tnd31 ( time )
Quality check results on field: Noise injection temp at nominal temperature at 23.8 GHz	unitless	qc_tnd_nom23 ( time )
Quality check results on field: Noise injection temp at nominal temperature at 31.4 GHz	unitless	qc_tnd_nom31 ( time )
Quality check results on field: Total water vapor along LOS path	unitless	qc_vap ( time )
23.8 GHz sky signal	counts	sky23 ( time )
31.4 GHz sky signal	counts	sky31 ( time )
Microwave narrowband brightness temperature IR Brightness Temperature	K	sky_ir_temp ( time )
Microwave narrowband brightness temperature 23.8 GHz sky brightness temperature	K	tbsky23 ( time )
Microwave narrowband brightness temperature 31.4 GHz sky brightness temperature	K	tbsky31 ( time )
Temperature correction coefficient at 23.8 GHz	K/K	tc23 ( time )
Temperature correction coefficient at 31.4 GHz	K/K	tc31 ( time )
Time offset from midnight		time ( time )
Time offset from base_time		time_offset ( time )
Ambient temperature	K	tkair ( time )
Blackbody kinetic temperature	K	tkbb ( time )
Noise diode mount temperature	K	tknd ( time )
Mixer kinetic (physical) temperature	K	tkxc ( time )
Noise injection temp at 23.8 GHz adjusted to tkbb	K	tnd23 ( time )
Noise injection temp at 31.4 GHz adjusted to tkbb	K	tnd31 ( time )
Noise injection temp at nominal temperature at 23.8 GHz	K	tnd_nom23 ( time )
Noise injection temp at nominal temperature at 31.4 GHz	K	tnd_nom31 ( time )
Precipitable water Total water vapor along LOS path	cm	vap ( time )
Water on Teflon window (1=WET, 0=DRY)	unitless	wet_window ( time )

Locations

Summit Station, Greenland (SMT)
North Slope Alaska (NSA)
- Central Facility, Barrow AK (C1)
- Central Facility, Atqasuk AK (C2)
Southern Great Plains (SGP)
- Hillsboro, KS (Boundary) (B1)
- Vici, OK (Boundary) (B4)
- Morris, OK (Boundary) (B5)
- Purcell, OK (B6)
- Central Facility, Lamont, OK (C1)
- Lamont, OK (Extended, secondary) (E14)
- Supplemental 2, Lamont, OK (S02)
Tropical Western Pacific (TWP)
- Central Facility, Manus I., PNG (C1)
- Central Facility, Nauru Island (C2)
- Central Facility, Darwin, Australia (C3)
ARM Mobile Facility (FKB)
- Black Forest, Germany (M1)
ARM Mobile Facility (GAN)
- Gan Airport, Gan Island, Maldives (M1)
ARM Mobile Facility (GRW)
- Graciosa Island, Azores, Portugal (M1)
ARM Mobile Facility (HFE)
- Shouxian, Anhui, China (M1)
ARM Mobile Facility (MAG)
- Los Angeles, CA to Honolulu, HI - container ship Horizon Spirit (M1)
ARM Mobile Facility (NIM)
- Niamey, Niger (M1)
ARM Mobile Facility (PGH)
- ARIES Observatory, Nainital, Uttarkhand, India (M1)
ARM Mobile Facility (PVC)
- Highland Center, Cape Cod MA; AMF 1 (M1)
ARM Mobile Facility (PYE)
- Point Reyes, CA (M1)
ARM Mobile Facility (SBS)
- Steamboat Springs CO, Valley Site (M1)
- Steamboat Springs CO, Thunderhead Lodge (S1)
SHEBA (Surface HEat Budget of the Arctic) (SHB)
- Ice Station SHEBA (C1)

Contact(s)

Maria Cadeddu
(630) 252-7408
mcadeddu@anl.gov