Page:Gods Glory in the Heavens.djvu/378

342 {|
 * +MARS.
 * Volume (Earth's = 1),
 * 0.1364
 * Mass (Earth's = 1),
 * 0.1324
 * Density (Earth's = 1),
 * 0.972
 * Diameter (Earth's = 1),
 * 0.519
 * in miles,
 * 4070
 * , apparent, mean,
 * 5″.8
 * minimum,
 * 3″.3
 * maximum.
 * 23″-5
 * Gravity (Earth's = 1),
 * 0.49
 * In one second of time bodies fall, in feet,
 * 7.9
 * Time of rotation on axis,
 * 24$h.$ 37$m.$ 22$s.$
 * Revolution, sidereal, in days,
 * 686.97945
 * synodical.
 * 779.836
 * Light and heat from Sun (Earth's = 1),
 * 0.43
 * Polar less than equatorial diameter.
 * 1-16th
 * Distance from the Sun, mean, in miles,
 * 145,750,000
 * mean, (Earth's = 1),
 * 1.523691
 * maximum,
 * 1.665779
 * minimum.
 * 1.381602
 * Eccentricity of orbit (semi-axis major = 1)
 * 0.93258
 * , annual increase,
 * 0.00000090176
 * Longitude of perihelion,
 * 332° 23′ 56″.6
 * annual increase,
 * 15″-8
 * ascending node.
 * 48° 0′ 3″-5
 * Inclination of orbit to ecliptic,
 * 2″-8
 * annual decrease.
 * 0″.014
 * Mean daily motion in orbit.
 * 31′ 26″-7
 * Inclination of axis to the ecliptic,
 * 59° 41′ 49″
 * Greatest arc of retrogradation,
 * 19° 35′
 * Edge of south polar spot from pole in winter,
 * 35°
 * in summer.
 * 5°
 * Brightness of polar spots (mean brightness = 1),
 * 2
 * }
 * 332° 23′ 56″.6
 * annual increase,
 * 15″-8
 * ascending node.
 * 48° 0′ 3″-5
 * Inclination of orbit to ecliptic,
 * 2″-8
 * annual decrease.
 * 0″.014
 * Mean daily motion in orbit.
 * 31′ 26″-7
 * Inclination of axis to the ecliptic,
 * 59° 41′ 49″
 * Greatest arc of retrogradation,
 * 19° 35′
 * Edge of south polar spot from pole in winter,
 * 35°
 * in summer.
 * 5°
 * Brightness of polar spots (mean brightness = 1),
 * 2
 * }
 * Edge of south polar spot from pole in winter,
 * 35°
 * in summer.
 * 5°
 * Brightness of polar spots (mean brightness = 1),
 * 2
 * }
 * Brightness of polar spots (mean brightness = 1),
 * 2
 * }