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The hour (common symbol: h or hr, h being the international form of the symbol) is a unit of measurement of time. In modern usage, an hour comprises 60 minutes, or 3,600 seconds. It is approximately 1/24 of a mean solar day.
An hour in the Universal Coordinated Time (UTC) time standard can include a negative or positive leap second, and may therefore have a duration of 3,599 or 3,601 seconds for adjustment purposes.
Although it is not a standard defined by the International System of Units (SI), the hour is a unit accepted for use with SI, represented by the symbol h.
Symbol/abbreviation: hr
Unit of: TIME
TIME's base unit: Seconds (SI Unit)
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In relation to the base unit (Seconds), 1 Hours = 3600 Seconds.
Conversion table 1 Hours (hr) to all time units | ||
|---|---|---|
| 1 hr | = 1.1415525114155E-13 Aeons (eon) | ⇛ |
| 1 hr | = 1.488289484727E+20 Atomic Unit Of Time (au) | ⇛ |
| 1 hr | = 3.6E+21 Attoseconds (as) | ⇛ |
| 1 hr | = 1.5010146859277E-6 Callippic Cycles (cali) | ⇛ |
| 1 hr | = 1.141407736208E-6 Centuries (cent) | ⇛ |
| 1 hr | = 0.041666666666667 Days (day) | ⇛ |
| 1 hr | = 1.141407736208E-5 Decades (dec) | ⇛ |
| 1 hr | = 1.6307893020222E-5 Dog Years (dog yrs) | ⇛ |
| 1 hr | = 3.6E-15 Exaseconds (Es) | ⇛ |
| 1 hr | = 3.6E+18 Femtoseconds (fs) | ⇛ |
| 1 hr | = 0.0029752066115702 Fortnights (fn) | ⇛ |
| 1 hr | = 4.9632717887632E-13 Galactic Years (gal) | ⇛ |
| 1 hr | = 3.6E-6 Gigaseconds (Gs) | ⇛ |
| 1 hr | = 0.00011407945862452 Gregorian Years (GY) | ⇛ |
| 1 hr | = 1080.0010800011 Helek (h) | ⇛ |
| 1 hr | = 3.7525705107999E-7 Hipparchic Cycles (HC) | ⇛ |
| 1 hr | = 1 Hours (hr) | ⇛ |
| 1 hr | = 4.9632717887632E-13 Indictions (in) | ⇛ |
| 1 hr | = 216000.0000864 Jiffies (jiffy) | ⇛ |
| 1 hr | = 4 Ke (ke) | ⇛ |
| 1 hr | = 3.6 Kiloseconds (Ks) | ⇛ |
| 1 hr | = 0.00011384335154827 Leap Years (ly) | ⇛ |
| 1 hr | = 0.0014109662760326 Lunar Months (lm) | ⇛ |
| 1 hr | = 0.00011757955432646 Lunar Years (lunar yrs) | ⇛ |
| 1 hr | = 2.2831050228311E-5 Lustrums (L) | ⇛ |
| 1 hr | = 0.040551845737535 Mars Days (Sol mars) | ⇛ |
| 1 hr | = 0.0036 Megaseconds (Ms) | ⇛ |
| 1 hr | = 6.0038424591739E-6 Metonic Cycles (mc) | ⇛ |
| 1 hr | = 3600000000 Microseconds (µs) | ⇛ |
| 1 hr | = 1.141407736208E-7 Millenniums (mill) | ⇛ |
| 1 hr | = 41.666666666667 Millidays (md) | ⇛ |
| 1 hr | = 3600000 Milliseconds (ms) | ⇛ |
| 1 hr | = 60 Minutes (min) | ⇛ |
| 1 hr | = 40 Moments (moment) | ⇛ |
| 1 hr | = 0.0013698630136986 Months (mo) | ⇛ |
| 1 hr | = 3600000000000 Nanoseconds (ns) | ⇛ |
| 1 hr | = 1.4259639516313E-5 Octaeteris (octa) | ⇛ |
| 1 hr | = 2.8519279032626E-5 Olympiads (o) | ⇛ |
| 1 hr | = 3.6E-12 Petaseconds (Ps) | ⇛ |
| 1 hr | = 3.6E+15 Picoseconds (ps) | ⇛ |
| 1 hr | = 6.6775362117224E+46 Planck Times (tp) | ⇛ |
| 1 hr | = 3600 Seconds (s) | ⇛ |
| 1 hr | = 360000000000 Shakes (shake) | ⇛ |
| 1 hr | = 0.041780741631375 Sidereal Days (Sd) | ⇛ |
| 1 hr | = 0.00011407512977096 Sidereal Years (Sy) | ⇛ |
| 1 hr | = 3600000000 Sigmas (Sigma) | ⇛ |
| 1 hr | = 7.8135011048291E-8 Sothic Cycles (Sc) | ⇛ |
| 1 hr | = 3.6E+16 Svedbergs (S) | ⇛ |
| 1 hr | = 3.6E-9 Teraseconds (Ts) | ⇛ |
| 1 hr | = 0.00011407955462183 Tropical Years (TY) | ⇛ |
| 1 hr | = 0.005952380952381 Weeks (wk) | ⇛ |
| 1 hr | = 0.00011415525114155 Years (yr) | ⇛ |
| 1 hr | = 3.6E+27 Yoctoseconds (ys) | ⇛ |
| 1 hr | = 3.6E-21 Yottaseconds (Ys) | ⇛ |
| 1 hr | = 3.6E+24 Zeptoseconds (zs) | ⇛ |
| 1 hr | = 3.6E-18 Zettaseconds (Zs) | ⇛ |