Table 1
Origin of present values of Eccentricity cycles based on the fundamental frequencies of the planets1.
Planet |
Fund. |
Present |
Present |
Present |
|
or name |
Freq. |
Freq. |
Freq. |
Periods |
|
of cycle |
("/yr) |
(cycles/yr) |
(yr) |
||
Mercury |
g1 |
5.596 |
4.318E-06 |
231600 |
|
Venus |
g2 |
7.456 |
5.753E-06 |
173800 |
|
Earth |
g3 |
17.365 |
1.340E-05 |
74630 |
|
Mars |
g4 |
17.916 |
1.382E-05 |
72340 |
|
Jupiter |
g5 |
4.249 |
3.278E-06 |
305000 |
|
Earth |
s3 |
-18.851 |
-1.455E-05 |
68750 |
|
Mars |
s4 |
-17.748 |
-1.369E-05 |
73020 |
|
---- |
g4+s4-s3=g19 |
16.813 |
1.297E-05 |
77090 |
|
|
|||||
E 404 ka |
g2-g5 |
3.207 |
2.475E-06 |
404100 |
|
E 2.4 Ma |
g4-g3 |
0.551 |
4.250E-07 |
2352900 |
|
E 962 ka |
g1-g5 |
1.348 |
1.040E-06 |
961700 |
|
E 697 ka |
g2-g1 |
1.860 |
1.435E-06 |
697000 |
|
E 95 ka |
g4-g5 |
13.667 |
1.055E-05 |
94800 |
|
E 124 ka |
g4-g2 |
10.460 |
8.071E-06 |
123900 |
|
E 99 ka |
g3-g5 |
13.116 |
1.012E-05 |
98800 |
|
E 131 ka |
g3-g2 |
9.909 |
7.646E-06 |
130800 |
|
E 105 ka |
g4-g1 |
12.319 |
9.505E-06 |
105200 |
|
E 139 ka |
g19-g2 |
9.357 |
7.220E-06 |
138500 |
|
E 99 ka |
average |
13.036 |
1.006E-05 |
99400 |
|
E 131 ka |
average |
9.909 |
7.646E-06 |
131100 |
|
E 115 ka |
average |
11.064 |
8.674E-06 |
115300 |
1
The combinations of the fundamental frequencies that produce the periods of the predicted eccentricity cycles are listed in order of their amplitudes according to Laskar (1990).