X
Need some help? you can contact us anytime.

Convert foot to centímetro

Foot and Centímetro both are the units of length. SI Unit of length is metre.

Conversion

  • ⇅
  • Convert

  • Convert to other units:

    Convert foot : to Go
Foot is not the default SI Unit of length category.

Foot Symbol is ft and alternate name for this unit is Not Available.
Centímetro Symbol is and alternate name for this unit is centímetros.

Scale Factor of Foot as compare to SI Unit metre is 0.3048 and scale factor of Centímetro as compare to SI Unit metre is 0.01.

To convert centímetro to foot following formula will be used:

Foot = 30.48 centímetro

Foot ↔ Centímetro Conversion Table
1 Foot = 30.48 centímetro
2 Foot = 60.96 centímetro
3 Foot = 91.44 centímetro
4 Foot = 121.92 centímetro
5 Foot = 152.4 centímetro
6 Foot = 182.88 centímetro
7 Foot = 213.36 centímetro
8 Foot = 243.84 centímetro
9 Foot = 274.32 centímetro
10 Foot = 304.8 centímetro
11 Foot = 335.28 centímetro
12 Foot = 365.76 centímetro
13 Foot = 396.24 centímetro
14 Foot = 426.72 centímetro
15 Foot = 457.2 centímetro
16 Foot = 487.68 centímetro
17 Foot = 518.16 centímetro
18 Foot = 548.64 centímetro
19 Foot = 579.12 centímetro
20 Foot = 609.6 centímetro
21 Foot = 640.08 centímetro
22 Foot = 670.56 centímetro
23 Foot = 701.04 centímetro
24 Foot = 731.52 centímetro
25 Foot = 762 centímetro
26 Foot = 792.48 centímetro
27 Foot = 822.96 centímetro
28 Foot = 853.44 centímetro
29 Foot = 883.92 centímetro
30 Foot = 914.4 centímetro
31 Foot = 944.88 centímetro
32 Foot = 975.36 centímetro
33 Foot = 1005.84 centímetro
34 Foot = 1036.32 centímetro
35 Foot = 1066.8 centímetro
36 Foot = 1097.28 centímetro
37 Foot = 1127.76 centímetro
38 Foot = 1158.24 centímetro
39 Foot = 1188.72 centímetro
40 Foot = 1219.2 centímetro
41 Foot = 1249.68 centímetro
42 Foot = 1280.16 centímetro
43 Foot = 1310.64 centímetro
44 Foot = 1341.12 centímetro
45 Foot = 1371.6 centímetro
46 Foot = 1402.08 centímetro
47 Foot = 1432.56 centímetro
48 Foot = 1463.04 centímetro
49 Foot = 1493.52 centímetro
50 Foot = 1524 centímetro

Foot Conversion Table:

Conversion of Foot to other length Units.

foot Other Units Converter
1 foot = 0.508 alen [Scandinavia] Foot to Alen [Scandinavia]
1 foot = 0.42857142857143 arsheen [Russia] Foot to Arsheen [Russia]
1 foot = 3048000000 angstrom Foot to Angstrom
1 foot = 0.0052128130945865 arpent [France] Foot to Arpent [France]
1 foot = 0.51330414280903 alen [Swedish] Foot to Alen [Swedish]
1 foot = 0.09525 bamboo Foot to Bamboo
1 foot = 2.03746215499E-12 astronomical unit Foot to Astronomical Unit
1 foot = 0.29307692307692 arshin [iran] Foot to Arshin [iran]
1 foot = 3.048E+17 attometre Foot to Attometre
1 foot = 0.0040912751677852 arshin [iraq] Foot to Arshin [iraq]
1 foot = 46.892307692308 bee space Foot to Bee Space
1 foot = 35.858823529412 barleycorn Foot to Barleycorn
1 foot = 0.003030303030303 block [Midwest U.S.] Foot to Block [Midwest U.S.]
1 foot = 0.0037878787878788 block [East U.S.] Foot to Block [East U.S.]
1 foot = 0.17587997691864 braza [Argentina] Foot to Braza [Argentina]
1 foot = 5759854869.7986 bohr Foot to Bohr
1 foot = 0.43542857142857 braccio [Italy] Foot to Braccio [Italy]
1 foot = 304800000000 bicron Foot to Bicron
1 foot = 0.18003544004725 braza [Texas] Foot to Braza [Texas]
1 foot = 0.0018939393939394 block [South, West U.S.] Foot to Block [South, West U.S.]
1 foot = 0.18251497005988 braza [Spain] Foot to Braza [Spain]
1 foot = 0.0016447368421053 cable [British] Foot to Cable [British]
1 foot = 480 button measure Foot to Button Measure
1 foot = 12 caliber Foot to Caliber
1 foot = 0.0013888888888889 cable [U.S.] Foot to Cable [U.S.]
1 foot = 0.96805544086541 cape foot Foot to Cape Foot
1 foot = 0.1524 canna Foot to Canna
1 foot = 0.080671286738784 cape rood Foot to Cape Rood
1 foot = 11.61666529037 cape inch Foot to Cape Inch
1 foot = 30.48 centimetre Foot to Centimetre
1 foot = 30.48 centímetro Foot to Centímetro
1 foot = 0.91440000000091 chinese foot Foot to Chinese Foot
1 foot = 0.0006096 chinese mile Foot to Chinese Mile
1 foot = 9.1440000000091 chinese inch Foot to Chinese Inch
1 foot = 0.34188034188034 chinese yard Foot to Chinese Yard
1 foot = 0.003030303030303 city block [Midwest U.S.] Foot to City Block [Midwest U.S.]
1 foot = 0.0037878787878788 city block [East U.S.] Foot to City Block [East U.S.]
1 foot = 0.0018939393939394 city block [South, West U.S.] Foot to City Block [South, West U.S.]
1 foot = 0.0003048 click [U.S. military] Foot to Click [U.S. Military]
1 foot = 0.0036285714285714 cuadra Foot to Cuadra
1 foot = 0.0023446153846154 cuadra [Argentina] Foot to Cuadra [Argentina]
1 foot = 0.67733333333333 cubit [Egyption] Foot to Cubit [Egyption]
1 foot = 0.58223495702006 cubit [Royal Egyptian] Foot to Cubit [Royal Egyptian]
1 foot = 0.68648648648649 cubit [Roman] Foot to Cubit [Roman]
1 foot = 0.66666666666667 cubit [English] Foot to Cubit [English]
1 foot = 3.048 decimetre Foot to Decimetre
1 foot = 0.03048 decametre Foot to Decametre
1 foot = 0.03048 dekametre Foot to Dekametre
1 foot = 16.042105263158 digit Foot to Digit
1 foot = 0.52551724137931 diraa [Egypt] Foot to Diraa [Egypt]
1 foot = 808.48806366048 didot point Foot to Didot Point
1 foot = 1727.9999999891 douzième [print] Foot to Douzième [print]
1 foot = 0.44173913043478 el [Dutch] Foot to El [Dutch]
1 foot = 0.40912751677852 dra [Iraq] Foot to Dra [Iraq]
1 foot = 1621.2765957447 douzième [watchmaking] Foot to Douzième [watchmaking]
1 foot = 0.42857142857143 dra [Russia] Foot to Dra [Russia]
1 foot = 13.062857142876 dong [Vietnam] Foot to Dong [Vietnam]
1 foot = 0.26666666666667 ell [English] Foot to Ell [English]
1 foot = 0.508 elle [Germany] Foot to Elle [Germany]
1 foot = 0.39112023610933 elle [Vienna] Foot to Elle [Vienna]
1 foot = 0.32253968253968 ell [Scotland] Foot to Ell [Scotland]
1 foot = 72.2700007227 em Foot to Em
1 foot = 0.001167816091954 estadio [Portugal] Foot to Estadio [Portugal]
1 foot = 0.16933333333333 faden [Switzerland] Foot to Faden [Switzerland]
1 foot = 3.048E-19 exametre Foot to Exametre
1 foot = 0.001751724137931 estadio [Spain] Foot to Estadio [Spain]
1 foot = 0.053756613756614 fall [Scotland] Foot to Fall [Scotland]
1 foot = 0.16666666666667 fathom Foot to Fathom
1 foot = 3.048E+14 femtometre Foot to Femtometre
1 foot = 0.16664844177146 fathom [ancient] Foot to Fathom [ancient]
1 foot = 2.8929384965831 faust [Hungary] Foot to Faust [Hungary]
1 foot = 0.16071711046665 faden [Austria] Foot to Faden [Austria]
1 foot = 2.6666666666667 finger Foot to Finger
1 foot = 3.048E+14 fermi Foot to Fermi
1 foot = 3.048 fist Foot to Fist
1 foot = 0.97039159503343 fod Foot to Fod
1 foot = 16 fingerbreadth Foot to Fingerbreadth
1 foot = 0.93830635702557 foot [France] Foot to Foot [France]
1 foot = 0.00033333333333333 kiloyard Foot to Kiloyard
1 foot = 0.6096 kind Foot to Kind
1 foot = 0.0003048 kilometre Foot to Kilometre
1 foot = 0.16933333333333 klafter [Switzerland] Foot to Klafter [Switzerland]
1 foot = 0.0003048 klick Foot to Klick
1 foot = 0.16071711046665 klafter [Austria] Foot to Klafter [Austria]
1 foot = 0.00075757575757576 lap [old] Foot to Lap [old]
1 foot = 0.000762 lap [competition] Foot to Lap [competition]
1 foot = 1219.2 kyu Foot to Kyu
1 foot = 0.00013397802197802 league [ancient Celtic] Foot to League [ancient Celtic]
1 foot = 0.003048 lap [olympic pool] Foot to Lap [olympic Pool]
1 foot = 5.4859611231102E-5 league [nautical] Foot to League [nautical]
1 foot = 5.4824561403509E-5 league [UK nautical] Foot to League [UK Nautical]
1 foot = 6.3131186294435E-5 league [US statute] Foot to League [US Statute]
1 foot = 6.3131731565866E-5 league [UK] Foot to League [UK]
1 foot = 4.9367519152589E-5 legoa Foot to Legoa
1 foot = 0.14814814814815 leap Foot to Leap
1 foot = 4.562874251497E-5 legua [Spanish, post-1568] Foot to Legua [Spanish, Post-1568]
1 foot = 7.1998866159588E-5 legua [Texas] Foot to Legua [Texas]
1 foot = 7.292912858305E-5 legua [Spanish, pre-1568] Foot to Legua [Spanish, Pre-1568]
1 foot = 0.0006096 li [modern China] Foot to Li [modern China]
1 foot = 0.00047281470565423 li [imperial China] Foot to Li [imperial China]
1 foot = 0.0006096 li [ancient China] Foot to Li [ancient China]
1 foot = 7.62E-5 lieue [France, metric] Foot to Lieue [France, Metric]
1 foot = 5.4859611231102E-5 lieue [France, nautical] Foot to Lieue [France, Nautical]
1 foot = 7.8193945613135E-5 lieue [France] Foot to Lieue [France]
1 foot = 1.6945056036066E-11 light minute Foot to Light Minute
1 foot = 1.1767400025046E-14 light day Foot to Light Day
1 foot = 3.9224666750153E-16 light month Foot to Light Month
1 foot = 2.824176006011E-13 light hour Foot to Light Hour
1 foot = 1.016703362164E-9 light second Foot to Light Second
1 foot = 3.221738542107E-17 light year Foot to Light Year
1 foot = 1.6810571464351E-15 light week Foot to Light Week
1 foot = 135.11661854171 ligne [France] Foot to Ligne [France]
1 foot = 143.99773231918 line Foot to Line
1 foot = 135.10638297872 ligne [Swiss] Foot to Ligne [Swiss]
1 foot = 480 line [small] Foot to Line [small]
1 foot = 0.047619047619048 lug [great] Foot to Lug [great]
1 foot = 7.2236067468487E-6 marathon Foot to Marathon
1 foot = 1.515148484847 link [Gunter, survey] Foot to Link [Gunter, Survey]
1 foot = 1 link [Ramden, engineer] Foot to Link [Ramden, Engineer]
1 foot = 1 linear foot Foot to Linear Foot
1 foot = 0.060606060606061 lug Foot to Lug
1 foot = 0.083333164734958 mark twain Foot to Mark Twain
1 foot = 3.048E-7 megametre Foot to Megametre
1 foot = 3.2239452123407E-23 megalight year Foot to Megalight Year
1 foot = 9.8778952149764E-24 megaparsec Foot to Megaparsec
1 foot = 4.0464653169598E-5 meile [North Germany] Foot to Meile [North Germany]
1 foot = 4.0179277616662E-5 meile [Austria] Foot to Meile [Austria]
1 foot = 4.1118620745477E-5 meile [geographische] Foot to Meile [geographische]
1 foot = 0.0001905 metric mile [high school] Foot to Metric Mile [high School]
1 foot = 0.0002032 metric mile Foot to Metric Mile
1 foot = 0.3048 metre Foot to Metre
1 foot = 12000000 microinch Foot to Microinch
1 foot = 0.3048 metro Foot to Metro
1 foot = 304800000000 micromicron Foot to Micromicron
1 foot = 304800 micrometre Foot to Micrometre
1 foot = 304800 micron Foot to Micron
1 foot = 4.064E-5 miil (mijl) [Danish] Foot to Miil (mijl) [Danish]
1 foot = 2.8520632544213E-5 miil (mijl) [Sweden, ancient] Foot to Miil (mijl) [Sweden, Ancient]
1 foot = 3.048E-5 mil [Sweden] Foot to Mil [Sweden]
1 foot = 0.00020475614671503 miglio Foot to Miglio
1 foot = 4.0464653169598E-5 miil (mijl) [Denmark] Foot to Miil (mijl) [Denmark]
1 foot = 0.0001894344313238 mile [Britain, ancient] Foot to Mile [Britain, Ancient]
1 foot = 0.0001645788336933 mile [nautical, international] Foot to Mile [nautical, International]
1 foot = 0.00018939393939394 mile [international] Foot to Mile [international]
1 foot = 0.00018939393939394 mile Foot to Mile
1 foot = 0.00016447368421053 mile [nautical, UK] Foot to Mile [nautical, UK]
1 foot = 0.000148828125 mile [Irish] Foot to Mile [Irish]
1 foot = 0.0001645788336933 mile [nautical, US] Foot to Mile [nautical, US]
1 foot = 0.00020052631578947 mile [Roman, ancient] Foot to Mile [Roman, Ancient]
1 foot = 0.00018939356060658 mile [statute, US] Foot to Mile [statute, US]
1 foot = 0.00016802646085998 mile [Scottish] Foot to Mile [Scottish]
1 foot = 0.00018939393939394 mile [statute, international] Foot to Mile [statute, International]
1 foot = 0.00018939393939394 mile [statute] Foot to Mile [statute]
1 foot = 0.00014602596655967 milha [Portuguese] Foot to Milha [Portuguese]
1 foot = 0.00018939356060658 mile [survey] Foot to Mile [survey]
1 foot = 304.8 milímetro Foot to Milímetro
1 foot = 0.4 military pace Foot to Military Pace
1 foot = 0.00021896551724138 milla [Spanish] Foot to Milla [Spanish]
1 foot = 0.33333333333333 military pace [double time] Foot to Military Pace [double Time]
1 foot = 304.8 millimetre Foot to Millimetre
1 foot = 0.66666666666667 mkono [Africa] Foot to Mkono [Africa]
1 foot = 304800000 millimicron Foot to Millimicron
1 foot = 0.00015638789122627 mille [French] Foot to Mille [French]
1 foot = 4 moot [India] Foot to Moot [India]
1 foot = 5.3333333333333 nail Foot to Nail
1 foot = 206.22462787551 milliare [Rome] Foot to Milliare [Rome]
1 foot = 3.048E-5 myriametre Foot to Myriametre
1 foot = 304800000 nanometre Foot to Nanometre
1 foot = 0.20594594594595 pace [Roman] Foot to Pace [Roman]
1 foot = 0.2 pace [great] Foot to Pace [great]
1 foot = 304800000 nanon Foot to Nanon
1 foot = 4.064 palm [Britain, Roman minor] Foot to Palm [Britain, Roman Minor]
1 foot = 1.3333333333333 palm [US, Roman major] Foot to Palm [US, Roman Major]
1 foot = 1.3854545454545 palmo [Portuguese] Foot to Palmo [Portuguese]
1 foot = 3.048 palm [Dutch] Foot to Palm [Dutch]
1 foot = 1.4397732640529 palmo [Texas] Foot to Palmo [Texas]
1 foot = 1.524 palmo [Spanish] Foot to Palmo [Spanish]
1 foot = 0.93830635702557 Paris foot Foot to Paris Foot
1 foot = 0.91465610370904 pe [Portuguese] Foot to Pe [Portuguese]
1 foot = 9.8778952149764E-18 parsec Foot to Parsec
1 foot = 173.44800173448 pearl Foot to Pearl
1 foot = 5.08E-5 parasang Foot to Parasang
1 foot = 0.047619047619048 perch [Ireland] Foot to Perch [Ireland]
1 foot = 0.10297297297297 pertica Foot to Pertica
1 foot = 72.2700007227 pica Foot to Pica
1 foot = 3.048E-16 petametre Foot to Petametre
1 foot = 1.0273003033367 pes Foot to Pes
1 foot = 304800000000 picometre Foot to Picometre
1 foot = 1.055036344756 pie [Argentina] Foot to Pie [Argentina]
1 foot = 1.0800850460666 pie [Texas] Foot to Pie [Texas]
1 foot = 0.93830635702557 pied de roi Foot to Pied De Roi
1 foot = 1.0228187919463 pie [Italian] Foot to Pie [Italian]
1 foot = 1.0940416367552 pie [Spanish] Foot to Pie [Spanish]
1 foot = 0.42929577464789 pik Foot to Pik
1 foot = 0.42929577464789 pike [Greece] Foot to Pike [Greece]
1 foot = 808.48806366048 point [Didot] Foot to Point [Didot]
1 foot = 863.99999999946 point [Adobe] Foot to Point [Adobe]
1 foot = 12 pouce Foot to Pouce
1 foot = 12 polegada [Portuguese] Foot to Polegada [Portuguese]
1 foot = 0.17021276595745 pu [China] Foot to Pu [China]
1 foot = 0.060606060606061 pole Foot to Pole
1 foot = 867.24000003602 point [TeX] Foot to Point [TeX]
1 foot = 870.85714285714 point [Britain, US] Foot to Point [Britain, US]
1 foot = 12 pulgada Foot to Pulgada
1 foot = 1219.2 Q Foot to Q
1 foot = 3.0476038115045E-8 quadrant Foot to Quadrant
1 foot = 1.3333333333333 quarter [cloth] Foot to Quarter [cloth]
1 foot = 3.1565593434332E-5 range Foot to Range
1 foot = 1219.2 quarter [print] Foot to Quarter [print]
1 foot = 0.11377379619261 reed [Israel] Foot to Reed [Israel]
1 foot = 0.0001524 river [Egypt] Foot to River [Egypt]
1 foot = 7.7616501145913E-5 ri [Japan] Foot to Ri [Japan]
1 foot = 0.049382716049383 ridge Foot to Ridge
1 foot = 0.060606060606061 rod [international] Foot to Rod [international]
1 foot = 0.060605939393941 rod [survey] Foot to Rod [survey]
1 foot = 0.080671201333933 rope Foot to Rope
1 foot = 0.03048 roede Foot to Roede
1 foot = 0.88092485549133 pygme [Greece] Foot to Pygme [Greece]
1 foot = 0.93830635702557 royal foot Foot to Royal Foot
1 foot = 0.14285714285714 sadzhen Foot to Sadzhen
1 foot = 0.00016800793738287 Scots mile Foot to Scots Mile
1 foot = 0.08128 rute [Germany] Foot to Rute [Germany]
1 foot = 0.99461576113558 Scots foot Foot to Scots Foot
1 foot = 0.00075757575757576 quarter Foot to Quarter
1 foot = 0.14285714285714 sagene Foot to Sagene
1 foot = 0.0001645788336933 seemeile Foot to Seemeile
1 foot = 2.0374621644011E-18 siriometre Foot to Siriometre
1 foot = 2.0153398571806 shaftment Foot to Shaftment
1 foot = 1.3333333333333 span Foot to Span
1 foot = 0.17910447761194 smoot Foot to Smoot
1 foot = 0.011111111111111 shackle Foot to Shackle
1 foot = 1.8472727272727 shaftment [ancient] Foot to Shaftment [ancient]
1 foot = 1.0059405940594 shaku Foot to Shaku
1 foot = 3.048E-13 spat Foot to Spat
1 foot = 0.4 step Foot to Step
1 foot = 0.20594594594595 stride [Roman] Foot to Stride [Roman]
1 foot = 0.0016475675675676 stadium Foot to Stadium
1 foot = 0.092363636363636 story Foot to Story
1 foot = 0.1 stick Foot to Stick
1 foot = 0.2 stride [great] Foot to Stride [great]
1 foot = 3.048E-13 terametre Foot to Terametre
1 foot = 3048000000 tenthmetre Foot to Tenthmetre
1 foot = 12000 thou Foot to Thou
1 foot = 0.15638789122627 toise Foot to Toise
1 foot = 1.8916402904487E-6 tu Foot to Tu
1 foot = 0.083333164734958 twain Foot to Twain
1 foot = 17279.891150292 twip Foot to Twip
1 foot = 0.36363563480331 vara [California] Foot to Vara [California]
1 foot = 0.36371446982172 vara [Mexico] Foot to Vara [Mexico]
1 foot = 0.27709090909091 vara [Portuguese] Foot to Vara [Portuguese]
1 foot = 6.8571428571429 U Foot to U
1 foot = 0.35277777777778 vara [South America] Foot to Vara [South America]
1 foot = 0.33333333333333 verge Foot to Verge
1 foot = 0.35999928000144 vara [Texas] Foot to Vara [Texas]
1 foot = 0.00028571428571429 verst Foot to Verst
1 foot = 6.8571428571429 vershok Foot to Vershok
1 foot = 0.36465000538361 vara [Spanish] Foot to Vara [Spanish]
1 foot = 0.1524 wah [Thailand] Foot to Wah [Thailand]
1 foot = 0.00028571428571429 werst Foot to Werst
1 foot = 3041696995486 X unit Foot to X Unit
1 foot = 3.048E-22 zettametre Foot to Zettametre
1 foot = 11.571753986333 zoll [Germany] Foot to Zoll [Germany]
1 foot = 3.048E-25 yottametre Foot to Yottametre
1 foot = 3.048E+23 yoctometre Foot to Yoctometre
1 foot = 3.048E+20 zeptometre Foot to Zeptometre
1 foot = 10.16 zoll [Switzerland] Foot to Zoll [Switzerland]
1 foot = 0.84666666666667 foot [Egypt] Foot to Foot [Egypt]
1 foot = 1.0297297297297 foot [Rome] Foot to Foot [Rome]
1 foot = 1.0765372796948 foot [Netherlands] Foot to Foot [Netherlands]
1 foot = 0.93784615384615 foot [pre-1963 Canada] Foot to Foot [pre-1963 Canada]
1 foot = 0.96455696202532 foot [iraq] Foot to Foot [iraq]
1 foot = 0.003030303030303 football field [Canada] Foot to Football Field [Canada]
1 foot = 0.99999800000072 foot [survey] Foot to Foot [survey]
1 foot = 0.0027777777777778 football field [U.S., complete] Foot to Football Field [U.S., Complete]
1 foot = 0.0015151515151515 furlong [international] Foot to Furlong [international]
1 foot = 0.0033333333333333 football field [U.S.] Foot to Football Field [U.S.]
1 foot = 0.001515148484847 furlong [survey] Foot to Furlong [survey]
1 foot = 3.2239452123407E-26 gigalight year Foot to Gigalight Year
1 foot = 0.96431283219438 fuss [German] Foot to Fuss [German]
1 foot = 3.048E-10 gigametre Foot to Gigametre
1 foot = 1439.997732287 gry Foot to Gry
1 foot = 0.22222222222222 goad Foot to Goad
1 foot = 9.8778939344935E-27 gigaparsec Foot to Gigaparsec
1 foot = 3.81 handbreadth Foot to Handbreadth
1 foot = 3 hand [non-equine] Foot to Hand [non-equine]
1 foot = 0.6096 hat [Cambodia] Foot to Hat [Cambodia]
1 foot = 0.0041666666666667 heer Foot to Heer
1 foot = 0.003048 hectometre Foot to Hectometre
1 foot = 0.001 kilofoot Foot to Kilofoot
1 foot = 12 inch Foot to Inch
1 foot = 0.16765676567657 ken [Japan] Foot to Ken [Japan]
1 foot = 0.16071711046665 hvat [Croatia] Foot to Hvat [Croatia]
1 foot = 3.2218170286983E-26 hubble Foot to Hubble
1 foot = 10.657342657343 kerat Foot to Kerat
1 foot = 9.8778952149764E-21 kiloparsec Foot to Kiloparsec