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1. Chemistry data of surface snow collected during the JASE traverse 2007/2008 [NIPR_JASE_10]
Snow samples for chemistry purposes were collected every 10-km. Samples are for major ion analysis, stable isotope analysis and trace metal elements. Sampling was done from top 10-20 cm of the snow. ...


2. Continuous meteorological data during oversnow traverses measured using an onboard AWS [NIPR_JASE_9]
Meteorological observations were carried out during the oversnow traverse continuously using an onboard Automatic Weather Station. We measured air temperature (Ta), wind direction (WD) and wind speed ...


3. Digital Pictures of snow surface taken from Microwave Radiometers during the JASE traverse 2007/2008 [NIPR_JASE_7]
Microwave radiometers were operated continuously. Digital camera was mounted on the microwave radiometers. Picture of snow surface condition was taken every 1 second entirely along the JASE traverse. ...


4. Microbiology data of surface snow collected during the JASE traverse 2007/2008 [NIPR_JASE_11]
Snow samples were collected for bacterial analysis, every 4 days during the traverse. Sampling was done along a route connecting ?Syowa ? Mizuho ? Dome Fuji ? JASE Meeting Point (75?53?S; 25?50?E; ...


5. Microwave Radiometry data measured at frequencies and polarizations of 6 GHz (V and H), 18 GHz (V) and 36 GHz (V and H) during the JASE traverse 2007/2008 [NIPR_JASE_6]
Radio techniques were very important in the JASE traverse to detect subsurface conditions continuously. We used variety of radars and microwave radiometers to survey englacial and subglacial environment. ...


6. Positions and headings data of the tracked vehicles during the JASE traverse 2007/2008 [NIPR_JASE_8]
4 tracked vehicles were used for the Japanese team. GPS compasses were equipped on 3 of them. These three vehicles were used for the 179 MHz polarimetric radar measurements, the 60 MHz radar measurements, ...


7. Radar sounding data of the ice sheet measure using Ground Penetrating Radar GSSI SIR-3000 with 270 MHz antenna, during the JASE traverse 2007/2008 [NIPR_JASE_5]
Radio techniques were very important in the JASE traverse to detect subsurface conditions continuously. We used variety of radars and microwave radiometers to survey englacial and subglacial environment. ...


8. Radar sounding data of the ice sheet measured using 179 MHz polarimetric radar during the JASE traverse 2007/2008 [NIPR_JASE_3]
Radio techniques were very important in the JASE traverse to detect subsurface conditions continuously. We used variety of radars and microwave radiometers to survey the englacial and subglacial environment. ...


9. Radar sounding data of the ice sheet measured using pulse-modulated 179 MHz and 60 MHz radars during the JASE traverse 2007/2008 [NIPR_JASE_4]
Radio techniques were very important in the JASE traverse to detect subsurface conditions continuously. We used variety of radars and microwave radiometers to survey englacial and subglacial environment. ...


10. Stable isotope data of surface snow and snow temperature data at 10 m depth, obtained during the JASE traverse 2007/2008 [NIPR_JASE_14]
To better understand the relation between stable isotopes in snow and annual mean temperature, surface snow samples were collected and temperature of snow at 10m depth was measured once a day at each ...


11. Surface meteorological data during the JASE traverse 2007/2008 [NIPR_JASE_2]
Meteorological observations were carried out during the over snow traverse once a day at 12:00 GMT. We measured air pressure (Pa), air temperature (Ta), wind direction (WD) and wind speed (WS) with ...


12. Surface snow density measurements in the Antarctic Dome Fuji region during the summer of JASE traverse 2007/2008 [NIPR_JASE_16]
To better understand changes in snow density in summer and formation of snow stratification, we investigated temporal changes of surface snow density and its spatial distribution. Two types of snow-density ...


13. Video records and photo records of the JASE traverse 2007/2008 [NIPR_JASE_1]
The Japanese Swedish Antarctic Expedition, JASE, is a joint contribution to the International Polar Year. The tracked-vehicles-based expedition made use of two start points, the Japanese Syowa Station ...


14. Chemistry data of shallow snow samples during the JASE traverse 2007/2008 [NIPR_JASE_20]
To better understand how environmental signals are fixed in the snow stratification, two 4m deep pits and two 2m deep pits were dug at several locations. Snow samples were collected for purposes of ...


15. Data from aerosol research during the JASE traverse 2007/2008 [NIPR_JASE_13]
Sampling of aerosol particles and snow was carried out as follows. (i) Direct collection of the aerosol particles for the analysis of individual particles (ii) Sampling of the surface ...


16. Investigation of physical structure of snow stratification during the JASE traverse 2007/2008 [NIPR_JASE_15]
To better understand physical structure of snow stratification, a 1m deep pit was dug at every camp site. The following items were investigated: (i) density with 3 cm resolution, (ii) dielectric permittivity ...


17. Investigation of physical structure of snow stratification during the JASE traverse 2007/2008 [NIPR_JASE_19]
To better understand physical structure of the snow stratification, two 4m deep pits and two 2m deep pits were dug at several locations. The following items were investigated: (i) density with 3 cm ...


18. Measurement of snow accumulation using newly installed snow stake farms during the JASE traverse 2007/2008 [NIPR_JASE_18]
Two sets of new snow stake farms were installed in inland of East Antarctica at the JASE Meeting point (75?53?S; 25?50?E; 3661 m a.s.l.) and at CMOS-AWS point (76? 48? S, 31? 54? E, 3742 m above sea ...


19. Meteorological data measured by new Automatic Weather Stations installed during the JASE traverse 2007/2008 [NIPR_JASE_17]
Two types of new Automatic Weather Stations (AWS) were newly installed in inland of East Antarctica. Argos-type AWS, developed by Univ. of Wisconsin, was installed at the JASE Meeting point (75?53?S; ...


20. Multi-Sensor Remote Sensing Data of an ice sheet along a cross-ridge transect during the JASE traverse 2007/2008 [NIPR_JASE_24]
A transect across the ice sheet ridge through the JASE Meeting point (75?53?S; 25?50?E; 3661 m a.s.l.) was investigated using several remote sensing methods. The methods include polarimetric 179 MHz ...


21. Physical properties of shallow snow samples during the JASE traverse 2007/2008 [NIPR_JASE_21]
To better understand how environmental signals are fixed in snow stratification, two 4m deep pits and two 2m deep pits were dug at several locations. Snow samples were collected for purposes of physical ...


22. Pollen data of surface snow collected during the JASE traverse 2007/2008 [NIPR_JASE_12]
Pollen data of surface snow collected during the JASE traverse 2007/2008


23. Precise GPS positioning at fixed points for determination of ice flow velocities during the JASE traverse 2007/2008 [NIPR_JASE_22]
To measure ice flow velocity, two GPS points were installed and initial measurements were done at Dome Fuji Summit Point (-77.249?S; 39.236?E; 3801m a.s.l.,) and at JASE Meeting Point (75?53?S; 25?50?E; ...


24. Prevailing wind direction by observation of snow surface features during the JASE traverse 2007/2008 [NIPR_JASE_25]
Every 2 km in the JASE traverse, H. Enomoto observed snow features and determined direction of prevailing wind using a magnetic compass.


25. Radar sounding data of the ice sheet in the vicinity of the Dome Fuji highest point, during the JASE traverse 2007/2008 [NIPR_JASE_23]
To better map the ice thickness and bedrock topography in the vicinity of Dome Fuji, radar sounding measurements were done in the vicinity of Dome Fuji. Two-day long ground based measurements were ...


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