| 11. | Such occultations occur when the moon's ascending node is near the vernal equinox, as was the case in 2007.
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| 12. | This is done by specifying the longitude of the ascending node ( or, sometimes, the longitude of the node .)
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| 13. | The Moon crosses from south to north of the ecliptic at its ascending node, and vice versa at its descending node.
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| 14. | Odd numbers are used for solar eclipses occurring near the ascending node, whereas even numbers are given to descending node solar eclipses.
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| 15. | If the orbit is retrograde, this increases the longitude of the ascending node, i . e ., node precesses eastward.
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| 16. | It has an orbital period of minutes, with right ascension of the ascending node of degrees and an argument of perigee of degrees.
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| 17. | The highest ascending node of the lunar orbit is in the vernal equinox, the lunar declination can go as far as 28?each month.
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| 18. | The Earth's equatorial bulge causes the orbital right ascension of the ascending node ( RAAN ) to prograde ( inclination < 90?) orbit.
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| 19. | Second, the longitudes of ascending nodes of the two bodies the points where they cross the ecliptic are in near-resonance with the above libration.
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| 20. | An ascending node at 6 p . m . was chosen to allow COBE to follow the boundary between sunlight and darkness on Earth throughout the year.
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