The symbol and unit in Table 1 are used in this paper.

Table 1 Cosmic parameter

Name

Symbol

Unit

Value

Average mass density

r

10-30 g/cm3

1. 75

Mass

M

10-52 kg

1. 00

Hubble constant

H

Km/sMpc

68

Maximal observation value

H max

Km/s Mpc

85

Coefficient of expansion

m

 

0. 402

Repulsion constant

L 0

10-88  1/kg , s2

7. 53

Cosmic constant

L

10-88  1/kgs2

7. 04

Apparent radius ( Z=2.3 )

a

Gpc

3. 59

Critical distance

a 0

Gpc

1. 45

Maximum of redshift

Zmax

 

5. 78

Expansion age (upper limit) 

t e

10 9 years

310

Limit of sight (Limit of observation)

r s

Gpc

4. 41

Arbitrary radius or distance

r

Gpc

 

G=6.672〜10-11       N, m2 /kg2

c=2.99792458〜108      m/s