Table 1 Characteristics of the theoretical astronaut populations.

From: Body size and its implications upon resource utilization during human space exploration missions

Stature (m)

1.50

1.60

1.70

1.80

1.90

BM (kg)

59.6

67.8

76.6

85.9

95.7

BSA (m2)

1.54

1.71

1.88

2.06

2.24

VO2max (L/min)

2.59

2.94

3.32

3.73

4.15

Rest

 RMR (MJ/d)

5.78

6.44

7.13

7.85

8.60

 NEAT (MJ/d)

2.31

2.58

2.85

3.14

3.44

 VO2 (L/min)

0.197

0.224

0.253

0.283

0.316

 VCO2 (L/min)

0.155

0.176

0.199

0.223

0.249

 Basal Mprod (J/s)

65.7

74.8

84.4

94.7

105.5

 Basal fluid needs (L/d)

2.63

2.74

2.86

2.99

3.13

CM exercise @ 75% VO2max

 VO2 (L/min)

1.94

2.21

2.49

2.79

3.11

 VCO2 (L/min)

1.74

1.98

2.24

2.51

2.80

 EE (kcal/min)

9.6

10.9

12.3

13.8

15.4

 Mprod (J/s)

667

759

857

960

1,070

 SR (mL/min)

10.1

11.7

13.4

15.2

17.1

  1. BM body mass; BSA body surface area; VO2max maximal rate of oxygen uptake, RMR resting metabolic rate, NEAT non-exercise activity thermogenesis, VO2 rate of oxygen consumption, VCO2 rate of carbon dioxide production, CM countermeasure, EE energy expenditure, Mprod rate of metabolic heat production, SR sweat rate. See main text for definition of assumptions.
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