Orders of magnitude (area)
Appearance
(Redirected from 1 E+2 m²)
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This page is a progressive and labelled list of the SI area orders of magnitude, with certain examples appended to some list objects.
10−70 to 10−9 square metres
[edit]Factor (m2) | Multiple | Value | Item |
---|---|---|---|
10−70 | 2.6×10−70 m2 | Planck area, [1] | |
10−60 | 1 square quectometre | ||
10−54 | 1 square rontometre | ||
10−52 | 100 rm2 | 1 shed[2] | |
10−48 | 1 square yoctometre (ym2) | 1 ym2 | |
10−43 | 100,000 ym2 | 1 femtobarn[3] | |
10−42 | 1 square zeptometre (zm2) | 1 zm2 | |
10−36 | 1 square attometre (am2) | 1 am2 | |
10−30 | 1 square femtometre (fm2) | 1 fm2 | |
10−29 | 66.52 fm2 | Thomson cross-section of the electron[4] | |
10−28 | 100 fm2 | 1 barn, roughly the cross-sectional area of a uranium nucleus[5] | |
10−24 | 1 square picometre (pm2) | 1 pm2 | |
10−20 | 1 square angstrom (Å2) | 10,000 pm2 | |
10−19 | 100,000 pm2 | Area of a lipid bilayer, per molecule[6] | |
75,000–260,000 pm2 | Surface area of the 20 standard amino acids[7] | ||
10−18 | 1 square nanometre (nm2) | 1 nm2 | |
10−16 | 100 nm2 | Globular proteins: solvent-accessible surface area of a typical globular protein, having a typical molecular mass of ~35000 u (quite variable)[8] | |
10−14 | 17,000 nm2 | Cross-sectional area of a nuclear pore complex in vertebrates[9] | |
10−12 | 1 square micrometre (μm2) | 6 μm2 | Surface area of an E. coli bacterium[10] |
10−10 | 100 μm2 | Surface area of a red blood cell[11] | |
10−9 | 6,000–110,000 μm2 | Range of common LCD screen pixel sizes[12] | |
7,000 μm2 | Area of a dot printed using 300 dots per inch resolution[13] | ||
8,000 μm2 | Cross-sectional area of a straight human hair that is 100 μm[14] in diameter[15] |
10−8 to 10−1 square metres
[edit]Factor (m2) | Multiple | Value | Item |
---|---|---|---|
10−8 | 55,000 μm2 | Size of a pixel on a typical modern computer display | |
10−7 | 2-400,000 μm2 | Cross-sectional area of a mechanical pencil lead (0.5-0.7 mm in diameter)[16] | |
10−6 | 1 square millimetre (mm2) | 1–2 mm2 | Area of a human fovea[17] |
2 mm2 | Area of the head of a pin | ||
10−5 | 30–50 mm2 | Area of a 6–8 mm hole punched in a piece of paper by a hole punch[18] | |
10−4 | 1 square centimetre (cm2) | 290 mm2 | Area of one side of a U.S. penny[19][20] |
500 mm2 | Area of a typical postage stamp | ||
10−3 | 1,100 mm2 | Area of a human retina[21] | |
4,600 mm2 | Area of the face of a credit card[22] | ||
4,800 mm2 | Largest side of a cigarette box | ||
10−2 | 1 square decimetre (dm2) | 10,000 mm2 | Index card (3 × 5 inches)[23] |
60,000 mm2 | American letter paper (11 × 8.5 inches, "A" size) | ||
62,370 mm2 | International A4 paper (210 × 297 mm) | ||
92,903 mm2 | 1 square foot[24] | ||
10−1 | 125,000 mm2 | International A3 paper (297 × 420 mm) | |
180,000 mm2 | Surface area of a basketball (diameter 24 cm)[25][26] | ||
250,000 mm2 | International A2 paper (420 × 594 mm) | ||
500,000 mm2 | International A1 paper (594 × 841 mm) |
100 to 107 square metres
[edit]Factor (m2) | Multiple | Value | Item |
---|---|---|---|
100 | 1 square metre | 1 m2 | International A0 paper (841 × 1189 mm) |
1.73 m2 | A number commonly used as the average body surface area of a human[27] | ||
1–4 m2 | Area of the top of an office desk | ||
101 | 10–20 m2 | A parking space | |
70 m2 | Approximate surface area of a human lung[28] | ||
102 | 1 square decametre (dam2) | 100 m2 | One are (a) |
162 m2 | Size of a volleyball court (18 × 9 metres)[29] | ||
202 m2 | Floor area of a median suburban three-bedroom house in the US in 2010: 2,169 sq ft (201.5 m2)[30] | ||
261 m2 | Size of a tennis court[31] | ||
437 m2 | Size of an NBA/WNBA/NCAA basketball court[32] | ||
845 m2 | Wing area of Airbus A380, the largest commercial airliner[33] | ||
978 m2 | Size of the primary mirror of the Extremely Large Telescope, the largest optical telescope in the world (under construction)[34] | ||
103 | 1 kilo square meter k(m2) | 1,000 m2 | Surface area of a modern stremma or dunam |
1,250 m2 | Surface area of the water in an Olympic-size swimming pool[35] | ||
4,047 m2 | 1 acre[36] | ||
5,400 m2 | Size of an American football field[37][38] | ||
7,140 m2 | Size of a typical football (soccer) field[39][40] | ||
104 | 1 square hectometre (hm2) | 10,000 m2 | 1 hectare (ha)[41] |
17,000 m2 | Approximate area of a cricket field (theoretical limits: 6,402 m2 to 21,273 m2)[42] | ||
22,100 m2 | Area of a Manhattan city block | ||
53,000 m2 | Base of the Great Pyramid of Giza[43][44] | ||
105 | 195,000 m2 | Irish National Botanic Gardens[45] | |
490,000 m2 | Vatican City[46] | ||
600,000 m2 | Total floor area of the Pentagon[47] | ||
887,800 m2 | AvtoVAZ main assembly building, Tolyatti, Russia (largest building by footprint) | ||
106 | 1 mega square meter M(m2)
1 square kilometre (km2) |
1.76 km2 | New Century Global Center, Chengdu, China (largest building by total floor area) |
2 km2 | Monaco (country ranked 192nd by area)[48] | ||
2.59 km2 | 1 square mile[49] | ||
2.9 km2 | City of London (not all of modern London)[50] | ||
107 | 59.5 km2 | Manhattan Island (land area)[51] | |
61 km2 | San Marino[52] |
108 to 1014 square metres
[edit]Factor (m2) | Multiple | Value | Item |
---|---|---|---|
108 | 105 km2 | Paris (inner city only)[53] | |
110 km2 | Walt Disney World[54] | ||
272 km2 | Taipei City[55] | ||
630 km2 | Toronto[56] | ||
109 | 1 giga square meter G(m2) | 1100 km2 | Hong Kong[57] |
1290 km2 | Los Angeles, California, United States (city)[58] | ||
1962 km2 | Jacksonville, Florida; largest city in the Continental US[59] | ||
2188 km2 | Tokyo[60] | ||
3,130 km2 | Average area of an American county | ||
5780 km2 | Administrative area of Bali[61] | ||
8030 km2 | Community of Madrid, Spain | ||
1010 | 11,000 km2 | Jamaica[62] | |
30,528 km2 | Belgium | ||
68,870 km2 | Lake Victoria[63] | ||
84,000 km2 | Austria[64] | ||
1011 | 100,000 km2 | South Korea[65] | |
167,996 km2 | Jiuquan in China | ||
232,000 km2 | Total area covered by underwater search for Malaysia Airlines Flight 370 (including both 2014-2017 and 2018 searches) | ||
238,397 | Romania[66] | ||
301,338 km2 | Italy[67] | ||
357,000 km2 | Germany[68] | ||
377,900 km2 | Japan[69] | ||
510,000 km2 | Spain[70] | ||
780,000 km2 | Turkey[71] | ||
1012 | 1 tera square meter T(m2)
1 square megametre (Mm2) |
1.0 Mm2 | Egypt (country ranked 29th by area)[72] |
2 Mm2 | Mexico | ||
3.10 Mm2 | Sakha (Yakutia) Republic in Russia (largest subnational governing body)[73] | ||
5 Mm2 | Largest extent of the Roman Empire[74][75] | ||
7.74 Mm2 | Australia (country ranked 6th by area)[76] | ||
8.5 Mm2 | Brazil | ||
9.5 Mm2 | China/ United States of America | ||
1013 | 10 Mm2 | Canada (including water)[77] | |
14 Mm2 | Antarctica[78] | ||
14 Mm2 | Arable land worldwide[79] | ||
16.6 Mm2 | Surface area of Pluto[80] | ||
17 Mm2 | Russia (country ranked 1st by area)[81] | ||
30 Mm2 | Africa[82] | ||
35.5 Mm2 | Largest extent of the British Empire[83] | ||
38 Mm2 | Surface area of the Moon[84] | ||
77 Mm2 | Atlantic Ocean[85] | ||
1014 | 144 Mm2 | Surface area of Mars[86] | |
150 Mm2 | Land area of Earth[87] | ||
156 Mm2 | Pacific Ocean[88] | ||
360 Mm2 | Water area of Earth[87] | ||
510 Mm2 | Total surface area of Earth[87] |
1015 to 1026 square metres
[edit]Factor (m2) | Multiple | Value | Item |
---|---|---|---|
1015 | 1 peta square meter P(m2) | 1,000 Mm2 | Surface area of the white dwarf, Van Maanen's star |
7,600 Mm2 | Surface area of Neptune[89] | ||
1016 | 43,000 Mm2 | Surface area of Saturn[90] | |
61 000 Mm2 | Surface area of Jupiter,[91] the "surface" area of the spheroid (calculated from the mean radius as reported by NASA). The cross-sectional area of Jupiter, which is the same as the "circle" of Jupiter seen by an approaching spacecraft, is almost exactly one quarter the surface-area of the overall sphere, which in the case of Jupiter is approximately 1.535×1016 m2. | ||
1017 | 2-600 000 Mm2 | Surface area of the brown dwarf CT Chamaeleontis B. | |
460,000 Mm2 | Area swept by the Moon's orbit of Earth | ||
1018 | 1 square gigametre (Gm2) | 6.1 Gm2 | Surface area of the Sun[92] |
1019 | 30 Gm2 | Surface area of the star Vega | |
1020 | 100 Gm2 | ||
1021 | 1 zetta square meter Z(m2) | 1 000 Gm2 | |
1022 | 11 000 Gm2 | Area swept by Mercury's orbit around the Sun | |
37 000 Gm2 | Area swept by Venus' orbit around the Sun | ||
71 000 Gm2 | Area swept by Earth's orbit around the Sun | ||
1023 | 160 000 Gm2 | Area swept by Mars' orbit around the Sun | |
281 000 Gm2 | Surface area of a Dyson sphere with a radius of 1 AU | ||
1024 | 1 yotta square meter (m2)
1 square terametre (Tm2) |
1.9 Tm2 | Area swept by Jupiter's orbit around the Sun |
6.4 Tm2 | Area swept by Saturn's orbit around the Sun | ||
8.5 Tm2 | Surface area of the red supergiant star Betelgeuse | ||
1025 | 24 Tm2 | Surface area of the hypergiant star VY Canis Majoris | |
26 Tm2 | Area swept by Uranus' orbit around the Sun | ||
64 Tm2 | Area swept by Neptune's orbit around the Sun | ||
1026 | 110 Tm2 | Area swept by Pluto's orbit around the Sun |
1027 square metres and larger
[edit]Factor (m2) | Multiple | Value | Item |
---|---|---|---|
1030 | 1 square petametre (Pm2) | ||
1031 | 10 Pm2 | ||
1032 | 200 Pm2 | Roughly the surface area of an Oort Cloud | |
300 Pm2 | Roughly the surface area of a Bok globule | ||
1033 | 1 000 Pm2 | ||
1034 | 30 000 Pm2 | Roughly the surface area of The Bubble nebula | |
1035 | 100 000 Pm2 | ||
1036 | 1 square exametre (Em2) | ||
... | |||
1041 | 700 000 Em2 | Roughly the area of Milky Way's galactic disk | |
1042 | 1 square zettametre (Zm2) | ||
... | |||
1048 | 1 square yottametre (Ym2) | ||
1054 | 1 square ronnametre (Rm2) | 2.4 Rm2 | Surface area of the observable universe[93] |
See also
[edit]References
[edit]- ^ Calculated: square of the Planck length = (1.62e-35 m)^2 = 2.6e-70 m^2
- ^ Russ Rowlett (September 1, 2004). "Units: S". How Many? A Dictionary of Units of Measurement. University of North Carolina at Chapel Hill. Retrieved 2011-10-25.
- ^ "Femtobarn". CERN writing guidelines. CERN. Retrieved 2015-10-22.
- ^ Eric W. Weisstein. "Thomson Cross Section". Eric Weisstein's World of Science. Wolfram Research. Retrieved 2015-10-22.
- ^ "Other non-SI units". SI brochure. BIPM. Archived from the original on 2008-08-21. Retrieved 2011-10-25.
- ^ ""Rule of thumb" for the area per molecule in lipid bilayer". BioNumbers. Retrieved 2011-10-09.
- ^ "Individual Properties of the 20 Standard Amino Acids: Properties and Images". The Amino Acid Repository. Jena Library of Biological Macromolecules. Retrieved 2011-10-10.
- ^ Janin, J. E. L. (1979). "Surface and inside volumes in globular proteins". Nature. 277 (5696): 491–492. Bibcode:1979Natur.277..491J. doi:10.1038/277491a0. PMID 763335. S2CID 4338901.
- ^ "The Nuclear Pore Complex". UIUC Theoretical and Computational Biophysics Group. Retrieved 2011-10-14.
- ^ "E. coli Statistics". The CyberCell Database. Archived from the original on 2011-10-27. Retrieved 2011-09-11.
- ^ Marcelli, Gianluca; Parker, Kim H.; Winlove, C. Peter (2005). "Thermal Fluctuations of Red Blood Cell Membrane via a Constant-Area Particle-Dynamics Model". Biophysical Journal. 89 (4): 2473–2480. Bibcode:2005BpJ....89.2473M. doi:10.1529/biophysj.104.056168. PMC 1366746. PMID 16055528.
- ^ Calculated: Smallest and largest common pitches were 77 micrometers and 337 micrometers. (77e-6 m)^2 ~= 6e-9 m^2. (337e-6 m)^2 ~= 114e-9 m^2 ~= 110e-9 m^2
- ^ Calculated: (300 dots per inch / 2.54e-2 m/inch)^(-2) = 7.2e-9 m^2
- ^ "Hair Fiber Composition". Retrieved 2011-09-30.
- ^ Calculated: 100 μm in diameter => pi * ((1e-4 m)/2)**2 = 7.9e-9 m^2
- ^ Calculated: pi * (0.5mm/2)^2 = 2.0e-7 m^2 and pi * (0.7mm/2)^2 = 3.8e-7 m^2)
- ^ "Part XIII: Facts and Figures concerning the human retina". Webvision. University of Utah. Archived from the original on 2011-10-11. Retrieved 2011-09-28.
- ^ Calculated: ((6e-3 m)/2)**2 * pi = 2.8e-5 m^2 and ((8e-3 m)/2)**2 * pi = 5.0e-5 m^2
- ^ "Coin specifications". United States Mint. Retrieved 2011-12-28.
- ^ Calculated: area = pi * diameter^2 / 4 = 3.14 * (19.05e-3 m)^2 = 2.850e-4 m^2
- ^ Taylor, Enid; Jennings, Alan (1971). "Calculation of total retinal area". Br. J. Ophthalmol. 55 (4): 262–5. doi:10.1136/bjo.55.4.262. PMC 1208280. PMID 5572268.
- ^ "Credit Card Dimensions". Retrieved 2011-09-30.
- ^ Calculated: 3 inches * 5 inches * (2.54e-2 m/inch)^2 = 9.7e-3 m^2 ~= 0.01 m^2
- ^ Calculated: 1 foot * 1 foot * (0.3048 meters / foot)^2 = 0.092.90304 m^2
- ^ "Rules of the Game". USA Basketball. Archived from the original on 2011-10-27. Retrieved 2011-10-28.
- ^ Calculated: 29.5-29.75 inch circumference * 2.54 cm / in = 23.85-24.05 cm diameter => radius = 0.119-0.120 m => Area = 4 * pi * (0.119 m)^2 = 0.18 m^2
- ^ Sacco, Joseph J.; Botten, Joanne; Macbeth, Fergus; Bagust, Adrian; Clark, Peter (2010). "The Average Body Surface Area of Adult Cancer Patients in the UK: A Multicentre Retrospective Study". PLOS ONE. 5 (1): e8933. Bibcode:2010PLoSO...5.8933S. doi:10.1371/journal.pone.0008933. PMC 2812484. PMID 20126669.
- ^ Notter, Robert H. (2000). Lung surfactants: basic science and clinical applications. New York, N.Y: Marcel Dekker. p. 120. ISBN 0-8247-0401-0. Retrieved 2011-09-27.
- ^ "Section 1.1" (PDF). Official Volleyball Rules 2011-2012. FIVB. 2010. Retrieved 2011-10-27.
The playing court is a rectangle measuring 18 x 9 m, surrounded by a free zone which is a minimum of 3 m wide on all sides.
- ^ "Median and Average Square Feet of Floor Area in New Single-Family Houses Completed by Location" (PDF). US Census Bureau. Retrieved 2011-09-26.
- ^ "Area of a Tennis Court". The Physics Factbook. Retrieved 2011-09-27.
- ^ Calculated: 4,700 sq ft * (0.3048 ft/m)2 = 436.644288 m2
- ^ "A380 Prestige Specifications" (PDF). Airbus. Archived from the original (PDF) on 12 October 2016.
- ^ "Extremely Large Telescope - Timeline". Retrieved 11 July 2023.
- ^ Calculated: 50 m * 25 m = 1250 m^2
- ^ "General Tables of Units of Measurement" (PDF). NIST. Archived from the original (PDF) on 2006-11-26. Retrieved 2011-10-28.
4046.87
- ^ "What are the Dimensions of a Football Field". Dimensions Guide. Retrieved 2011-10-27.
- ^ Calculated: 360 feet * 160 feet * (0.3048 m/ft)^2 = 5351 m^2 ~= 5400 m^2
- ^ "How Big Is An Olympic Soccer Field?". LIVESTRONG.COM. Retrieved 2012-01-04.
For the Olympics, fields are supposed to measure exactly 105 meters long and 68 meters wide
- ^ Calculated: 105 m * 68 m = 7140 m^2
- ^ "General Tables of Units of Measurement" (PDF). NIST. Archived from the original (PDF) on 2006-11-26. Retrieved 2011-10-28.
- ^ "AFL Ground Sizes | Passy's World of Mathematics". passyworldofmathematics.com. 11 September 2011. Retrieved 2016-11-12.
- ^ Greenberg, Ralph. "THE GREAT PYRAMID OF GIZA (Some Elegant Numerical Relationships)". Retrieved 2012-01-04.
average length of the four sides is 230.364 meters
- ^ Calculated: 230.364 m^2 ~= 53068 m^2
- ^ Gartland, Fiona. "Valuable lead roofing stolen from Dublin bandstands". Archived from the original on 30 May 2018. Retrieved 29 May 2018.
- ^ "Holy See (Vatican City)". The World Factbook. Central Intelligence Agency. Retrieved 2011-10-28.
- ^ "The Pentagon - George Bergstrom". Great Buildings Online. Retrieved 2011-10-28.
Floor area of 6.5 million square feet, 34 acres, 13.8 hectares, of which 3.7 million square feet are used for offices.
- ^ "Monaco". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-30.
- ^ Calculated: 1 mile * 1 mile * (1.61 km / mile)^2 = 2.59 km^2
- ^ "Jurisdictions: London". The International Finance Centre Portal. Retrieved 2011-10-28.
- ^ "New York -- Place and County Subdivision: Population, Housing Units, Area, and Density 2000". Census 2000 Summary File 1. US Census Bureau. Archived from the original on 2011-01-03. Retrieved 2011-10-28.
- ^ "San Marino". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-30.
- ^ "Comparateur de territoire: Commune de Paris (75056)". INSEE. Retrieved 2020-08-26.
- ^ "Walt Disney World Resort". Disney By The Numb3rs. Archived from the original on 2015-06-12. Retrieved 2011-10-28.
30,500 acres
- ^ "Appendix II Statistics". Taipei Yearbook 2010. Archived from the original on 2012-05-22. Retrieved 2011-10-28.
- ^ "Population and Dwelling Counts". 2001 Census. Statistics Canada. Retrieved 2011-10-28.
- ^ "Hong Kong". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "California by Place: Los Angeles city". US Census. Archived from the original on 2020-02-12. Retrieved 2011-10-28.
498.29 square miles
- ^ "Cities with 100,000 or More Population in 2000 ranked by Land Area (square miles) /1, 2000 in Rank Order". U.S. Census Bureau, Administrative and Customer Services Division, Statistical Compendia Branch. March 16, 2004. Archived from the original on October 17, 2002. Retrieved 2010-10-26.
- ^ "OVERVIEW OF TOKYO". Tokyo Metropolitan Government. Archived from the original on 2011-11-08. Retrieved 2011-10-28.
- ^ "Kabupaten Klungkung : Data Agregat per Kecamatan" (PDF). Sp2010.bps.go.id. 2010. Retrieved 5 January 2018.
- ^ "Jamaica". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Lake Profile: Victoria". World Lakes. LakeNet. Retrieved 2011-10-28.
- ^ "Austria". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "South Korea". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Italy". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Germany". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Japan". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Spain". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Turkey". The World Factbook. Central Intelligence Agency. Archived from the original on January 10, 2021. Retrieved 2011-09-29.
- ^ "Egypt". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ Rosstat (Russian Statistical Service), 2010 Archived 2012-10-18 at the Wayback Machine (xls). Retrieved 2012-06-15.
- ^ Turchin, Peter; Adams, Jonathan M.; Hall, Thomas D (December 2006). "East-West Orientation of Historical Empires". Journal of World-Systems Research. 12 (2): 222. ISSN 1076-156X. Retrieved 2016-09-16.
- ^ Taagepera, Rein (1979). "Size and Duration of Empires: Growth-Decline Curves, 600 B.C. to 600 A.D.". Social Science History. 3 (3/4): 125. doi:10.2307/1170959. JSTOR 1170959.
- ^ "Australia". The World Factbook. Central Intelligence Agency. Retrieved 2011-10-28.
- ^ "Canada". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Antarctica". The World Factbook. Central Intelligence Agency. Retrieved 2011-10-28.
- ^ "FAO Resources page". FAO.org. 2010.
- ^ "Pluto: By the Numbers". Solar System Exploration. NASA. Archived from the original on 2015-09-28. Retrieved 2015-12-11.
- ^ "Russia". The World Factbook. Central Intelligence Agency. Retrieved 2011-09-29.
- ^ "Map of Africa". Worldatlas.com. Retrieved 2012-01-04.
30,065,000 sq km
- ^ Rein Taagepera (September 1997). "Expansion and Contraction Patterns of Large Polities: Context for Russia" (PDF). International Studies Quarterly. 41 (3): 502. doi:10.1111/0020-8833.00053. JSTOR 2600793.
- ^ "Earth's Moon: Facts & Figures". Solar System Exploration. NASA. Archived from the original on 2004-02-24. Retrieved 2011-09-29.
- ^ "The World Factbook: Atlantic Ocean". Central Intelligence Agency. 2011-03-24. Retrieved 2011-09-30.
- ^ "Mars: Facts & Figures". Solar System Exploration. NASA. Archived from the original on 2003-12-15. Retrieved 2011-09-29.
- ^ a b c "The World Factbook: World". Central Intelligence Agency. 2011-08-31. Retrieved 2011-09-27.
- ^ "The World Factbook: Pacific Ocean". Central Intelligence Agency. 2011-11-17. Retrieved 2011-09-30.
- ^ "Neptune: Facts & Figures". Solar System Exploration. NASA. Archived from the original on 2003-12-15. Retrieved 2011-09-29.
- ^ "Saturn: Facts & Figures". Solar System Exploration. NASA. Archived from the original on 2004-02-24. Retrieved 2011-09-29.
- ^ "Jupiter: Facts & Figures". Solar System Exploration. NASA. Archived from the original on 2003-12-15. Retrieved 2011-09-29.
- ^ "Sun: Facts & Figures". Solar System Exploration. NASA. Archived from the original on 2011-07-03. Retrieved 2011-09-29.
- ^ "Wolfram|Alpha: Computational Knowledge Engine". www.wolframalpha.com. Retrieved 2016-03-01.