Table T4. Cross-spectral analysis of the TCMS age model and the eccentricity record of insolation.
Period (k.y.)
|
TCMS vs. eccentricity
|
Coherence
|
Phase lag
|
|---|---|---|---|
| 128 | 65.613 | 0.86844 | -0.12493 |
| 119 | 69.527 | 0.85330 | 0.10572 |
| 102 | 112.90 | 0.90994 | -0.15452 |
| 96 | 313.65 | 0.90769 | 0.04724 |
| 94 | 329.98 | 0.91044 | 0.20036 |
| 76 | 40.649 | 0.83381 | -0.24443 |
| 41 | 5.1343 | 0.43663 | -0.16647 |
| 23 | 3.5364 | 0.099928 | -2.45170 |
| 19 | 2.1719 | 0.32747 | 0.20036 |
Note: The tuned core magnetic susceptibility (TCMS) vs. eccentricity analysis was performed at 95% confidence level using a step of 0.5 k.y., 2100 lags, and a bandwidth of 0.00142 on linear detrended data.