Table 1.

Summary of Trace Gas Input Data

			Typical Mass Mixing Ratio
Species	Instrument	Valid range (Pa)	Surface	Tropopause	Stratopause
CH4	Aura/TES	1 × 105 to 5 × 102	1 × 10−6	1 × 10−6	2 × 10−7
CO	Aura/MLS	1 × 104 to 1 × 102	10−8 to 10−7	10−8 to 10−7	1 × 10−7
H2O	AIRS	1 × 105 to 1 × 104	10−3 to 10−2	3 × 10−6	3 × 10−6
H2O	Aura/MLS	3 × 104 to 2 × 10−1
N2O	Aura/MLS	1 × 104 to 1 × 101	5 × 10−7	4 × 10−7	2 × 10−8
O3	Aura/MLS	2 × 104 to 2 × 100	10−8 to 10−7	10−7 to 10−6	5 × 10−6