The GAs Extraction and Analyses system (GAEA) for immediate extraction and measurements of volatiles in the Hayabusa2 sample container

Earth, Planets and Space

Table 1 Volumes of each gas-expanding area of the GAEA and gas bottles collecting Hayabusa2 container gases

Area name	Volume (cm³)	Gas bottle	Volume (cm³)
V-Container	200	Bottles at normal temperature
V-FL	15	NT #1–#6	750
V-Gauge	64	P-NT #1–#6	40
V-1	31.9	Bottles for cold-trap
V-2	36.4	CR #1–#3	50
V-3	36.5	P-CR #1–#3	16
V-PQ	15.5	P-: pipet attached to the bottle
V-SORB	25.6
V-QMS (cross)	33.3
QMS (W)	296
V-QMSW^#	329
V-NTTP	45.4
V-OP	53.7
V-CRTP	46.4

See Fig. 4 for area definition
^#V-QMSW = V-QMS (cross) + QMS (W)
Volumes were determined with the valve position of nearly close. Shown volumes may slightly change (by ~ 1 cm³) depending on the valve position (close/open)