Geoscience Reference
In-Depth Information
Radius
(km)
Depth
(km)
α
(km s
−1
)
β
(km s
−1
)
Density
(kg m
−3
)
Pressure
(GPa)
Gravity
(m s
−2
)
6100
271
8.6571
4.6796
3466.2
8.9
9.93
6151
220
8.5589
4.6439
3435.8
7.1
9.91
6151
220
7.9897
4.4189
3359.5
7.1
9.91
6200
171
8.0200
4.4370
3364.8
5.5
9.89
6291
80
8.0762
4.4705
3374.7
2.5
9.86
6291
80
8.0762
4.4705
3374.7
2.5
9.86
6300
71
8.0818
4.4738
3375.7
2.2
9.86
6346
24.4
8.1106
4.4910
3380.7
0.6
9.84
6346
24.4
6.8000
3.9000
2900.0
0.6
9.84
6356
15
6.8000
3.9000
2900.0
0.3
9.84
6356
15
5.8000
3.2000
2600.0
0.3
9.84
6368
3
5.8000
3.2000
2600.0
0.0
9.83
6368
3
1.4500
0.0
1020.0
0.0
9.83
6371
0
1.4500
0.0
1020.0
0.0
9.82
Source
: From Dziewonski, A. M. and Anderson, D. L. 1981. Preliminary Reference Earth
Model.
Phys. Earth Planet. Inter.
,
25
, 297-356.
