Sentences with phrase «spin axis relative»

This is the same as the cycle of obliquity, the tilt angle of the earth's spin axis relative to its orbit.

There's also a cluster of small peaks in the range 0.042 to 0.045 cycles / kyr (periods 22,000 to 24,000 years) and a small peak at 0.053 cycles / kyr (period 19,000 years) that are all coincident with periods in the changes of precession, the orientation of earth's spin axis relative to the longitude of perihelion (closest approach to the sun) of earth's orbit.

Not exact matches

Climate oscillations evident in Fig. 4 of Hansen et al. [52] were instigated by perturbations of Earth's orbit and spin axis tilt relative to the orbital plane, which alter the geographical and seasonal distribution of sunlight on Earth [58].