Centimeter to Astronomical Unit Converter

1 Centimeter is equal to 0Astronomical Units (AU). To convert centimeters to astronomical units, multiply the value by 0 or use the interactive formula breakdown and reference tables below.

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Length Converter

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Step-by-Step Mathematical Derivation

Verified SI Standard

➡️ Convert Centimeter to Astronomical Unit

Value in AU = Value in cm × 6.684587e-14

To convert any quantity from Centimeter to Astronomical Unit, multiply the quantity by the constant conversion factor 6.684587e-14.

⬅️ Convert Astronomical Unit to Centimeter (Inverse)

Value in cm = Value in AU × 1.495979e+13

To reverse the operation, multiply your Astronomical Unit figure by 1.495979e+13 (or divide by 6.684587e-14).

🔢 Step-by-Step Calculation Procedure:

Identify the starting value in Centimeter (cm).
Apply the exact linear conversion factor: 1 cm = 6.684587e-14 AU.
Multiply the input value by 6.684587e-14 to obtain the exact measurement in Astronomical Unit (AU).
Verify precision against standard BIPM / NIST SP 811 statutory guidelines.

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All-Units Instant Matrix

Live Computed

Meter --

Kilometer --

Centimeter --

Millimeter --

Micrometer (Micron) --

µm

Nanometer --

Mile --

Yard --

Foot --

Inch --

Nautical Mile --

nmi

Light Year --

Astronomical Unit --

Pixel (at 96 DPI) --

Point (Typographic) --

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Printable Reference Cheat Sheet

Generate clean offline reference PDF tables for Length & Distance

Length & Distance Reference Sheet

Standard SI Base Unit: 1 m

aiunitconverters.com

10/14/2026

Unit Name	Symbol	System	Equivalent in m
Meter	m	Standard	1 m = 1 m
Kilometer	km	Standard	1 km = 1000 m
Centimeter	cm	Standard	1 cm = 0.01 m
Millimeter	mm	Standard	1 mm = 0.001 m
Micrometer (Micron)	µm	Standard	1 µm = 1.0000e-6 m
Nanometer	nm	Standard	1 nm = 1.0000e-9 m
Mile	mi	Standard	1 mi = 1609.344 m
Yard	yd	Standard	1 yd = 0.9144 m
Foot	ft	Standard	1 ft = 0.3048 m
Inch	in	Standard	1 in = 0.0254 m
Nautical Mile	nmi	Standard	1 nmi = 1852 m
Light Year	ly	Standard	1 ly = 9.4607e+15 m
Astronomical Unit	AU	Standard	1 AU = 1.4960e+11 m
Pixel (at 96 DPI)	px	Standard	1 px = 2.6458e-4 m
Point (Typographic)	pt	Standard	1 pt = 3.5278e-4 m

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Academic & Research Citation Exporter

Cite this mathematical formula and conversion factor in research papers and wikis

BibTeX / APA / IEEE

@misc{ai_unit_converter_centimeter_to_astronomical_unit,
  author       = {AI Unit Converters Standards Board},
  title        = {Exact Centimeter to Astronomical Unit Conversion Factor and Mathematical Derivation},
  year         = {2026},
  howpublished = {\url{https://aiunitconverters.com/length/cm-to-au}},
  note         = {Derived from NIST Special Publication 811 and BIPM SI Brochure}
}

AI Unit Converters. (2026). Centimeter to Astronomical Unit conversion formula & metric standard. Retrieved from https://aiunitconverters.com/length/cm-to-au

[1] AI Unit Converters Standards Board, "Centimeter to Astronomical Unit conversion factor," 2026. [Online]. Available: https://aiunitconverters.com/length/cm-to-au. [Accessed: Oct 14, 2026].

\[ 1\text{ Centimeter} = \text{factor} \times 1\text{ Astronomical Unit} \]

📊Centimeter to Astronomical Unit Conversion Tables

Centimeters (cm)Astronomical Units (AU)

1cm	0AU
2cm	0AU
5cm	0AU
10cm	0AU
15cm	0AU
20cm	0AU
25cm	0AU
50cm	0AU
75cm	0AU
100cm	0AU
250cm	0AU
500cm	0AU
1000cm	0AU
5000cm	0AU
10000cm	0AU

Astronomical Units (AU)Centimeters (cm)

1AU	14,959,787,070,000cm
2AU	29,919,574,140,000cm
5AU	74,798,935,350,000cm
10AU	149,597,870,700,000cm
15AU	224,396,806,050,000cm
20AU	299,195,741,400,000cm
25AU	373,994,676,750,000cm
50AU	747,989,353,500,000cm
75AU	1,121,984,030,250,000cm
100AU	1,495,978,707,000,000cm
250AU	3,739,946,767,500,000cm
500AU	7,479,893,535,000,000cm
1000AU	14,959,787,070,000,000cm
5000AU	74,798,935,350,000,000cm
10000AU	149,597,870,700,000,000cm

❓ Frequently Asked Questions: Centimeter to Astronomical Unit

How do you convert Centimeters to Astronomical Units?▼

1 Centimeter is equal to 0 Astronomical Units. Multiply your input value in Centimeters by 0 to obtain the exact equivalent in Astronomical Units.

How many Astronomical Units are in 1 Centimeter?▼

There are exactly 0Astronomical Units (AU) in 1 Centimeter (cm).

Are these calculations calibrated against official measurement standards?▼

Yes. All conversion factors on AI Unit Converters are calibrated and cross-verified against official BIPM SI Brochure (9th Edition), NIST SP 811, and ISO 80000 measurement metrology standards.

Related length Converters

Centimeter to Meter Centimeter to Kilometer Centimeter to Millimeter Centimeter to Micrometer (Micron)Centimeter to Nanometer Centimeter to Mile Centimeter to Yard Centimeter to Foot Centimeter to Inch Centimeter to Nautical Mile Centimeter to Light Year Centimeter to Astronomical Unit Centimeter to Pixel (at 96 DPI)Centimeter to Point (Typographic)