1 E9 s

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To help compare orders of magnitude of different times this page lists times between 10⁹ seconds (a gigasecond) and 10¹⁰ seconds (31.7 years and 317 years). See also times of other orders of magnitude

• Shorter times
• 35 years (1.10 × 10⁹ s) -- Constitutionally-mandated minimum age for President of the United States.
• 36 years (1.14 × 10⁹ s) -- recorded maximum lifespan of a cat
• 50.5 years (1.59 × 10⁹ s) -- average age of human menopause
• 52 years—length of one calendar round in the Mesoamerican calendar
• 60 years—length of one full cycle (Celestial stem/Terrestrial branch) in the Chinese calendar
• 63 years, 8 months—Reign of Queen Victoria
• 64 years—Reign of of the Pharaoh Rameses II
• 65 years (2.05 × 10⁹ s) -- a common age for retirement of workers
• 72 years, 3 months, 18 days (2.28 × 10⁹ s) -- reign of Louis XIV
• 74 years—duration of Communist rule in Russia
• 75 years -- average life span of humans in the First World
• 78 years—estimated maximum lifespan of an elephant
• 84.3 years—one orbit of Uranus
• 100 years (3.156 × 10⁹ s)-- one century
• 122 years and 164 days (3.86 × 10⁹ s) -- longest recorded lifespan of any known human (Jeanne Calment)
• 165 years—one orbit of Neptune
• 190 years—credited age of the oldest known tortoise, oldest land animal
• 247.7 years—one orbit of Pluto
• 283 years—duration of the Inca Empire
• 288 years—one orbit of Quaoar
• 302 years—duration of Spanish colonial rule in Mexico
• 304 years—duration of the Romanov dynasty in Russia
• 310 years—one orbit of Makemake

[edit] Elapsed time

• 32 years—time in 2009 since the introduction of the first mass-produced personal computers. Also, time since the launch of the Voyager spacecraft, currently the most distant man-made objects in the universe.
• 33 years—Time in 2009 since the first outbreak of the Ebola virus
• 34 years—Time in 2009 since the end of the Vietnam War
• 35 years—Time in 2009 since the Turkish occupation of Cyprus
• 36 years—Time in 2009 since the beginning of the Watergate scandal; also, time since the United States Supreme Court enacted Roe vs. Wade
• 37 years—Time in 2009 since Northern Ireland's Bloody Sunday
• 38 years—Time in 2009 since the independence of Bangladesh.
• 40 years—Time in 2009 since the Moon landing and the Woodstock festival
• 41 years—Time in 2009 since the assassination of Martin Luther King, the Prague Spring and the May 1968 protests in France.
• 42 years—Time in 2009 since the Summer of Love and the Six Day War
• 45 years—Time in 2009 since the signing of the Civil Rights Act in the US abolished segregation
• 46 years—Time in 2009 since the independence of Kenya, the assassination of John F. Kennedy and the launch of the first geostationary satellite.
• 47 years—Time in 2009 since the Cuban missile crisis, the independence of Algeria and The Beatles' first record.
• 48 years—Time in 2009 since the independence of Uganda, the building of the Berlin Wall, and the first human spaceflight
• 49 years—Time in 2009 since the independence of Somalia, Togo and what is now the Democratic Republic of the Congo, the first (and to date only) manned descent to the deepest point on Earth, the Mariana Trench, and the Cuban Revolution
• 62 years—time since Indian independence as of 2009
• 64 years—in 2009, the age of the atomic bomb, and Bela Bartók's Third Piano Concerto; end of World War II and the Holocaust.
• 82 years—age of commercially-viable "talking pictures" as of 2009
• 90 years—time since the end of World War I as of June, 2009
• 113 years—time since the first modern Olympic Games (1896)
• 130 years—approximate age of the telephone, recorded sound, and the electric light
• 183 years—time since the first isolation of aluminum as of 2008
• 184 years—time since the premiere of Beethoven's Ninth Symphony as of 2008.
• 220 years—time (in 2009) since the French Revolution
• 233 years—age of the United States of America as of 2009
• 259 years—age of Johann Sebastian Bach's incomplete Art of Fugue as of 2009

[edit] Half lives

• 63 years -- half-life of titanium-44
• 68.9 years—half-life of uranium-232
• 100.1 years -- half-life of nickel-63
• 269 years—half-life of argon-39

• Longer times

v • d • e Orders of magnitude (time), by powers of seconds Negative powers 10−44 s | ... | 10−24 s ... 10−19 s | 10−18 s ... 10−16 s | 10−15 s ... 10−13 s | 1 E-12 ... 1 E-10 s | 10−9 s | 10−8 s | 10−7 s | 10−6 s | 10−5 s | 10−4 s | 10−3 s | 10−2 s | 10−1 s Positive powers 100 s | 10 s | 102 s | 103 s | 104 s | 105 s | 106 s | 107 s | 108 s | 109 s | 1010 s | 1011 s | 1012 s | 1013 s |1014 s | 1015 s | 1016 s | 1017 s | 1018 s | 1019 s and more