C9

Paper size

40 x 57 mm

International paper size: A

  • 4A
    ×5.7×10⁻⁴
  • 2A
    ×1.14×10⁻³
  • A0
    ×2.28×10⁻³
  • A1
    ×4.56×10⁻³
  • A2
    ×0.01
  • A3
    ×0.02
  • A4
    ×0.04
  • A5
    ×0.07
  • A6
    ×0.15
  • A7
    ×0.29
  • A8
    ×0.59
  • A9
    ×1.19
  • A10
    ×2.37

International paper size: B

  • 4B
    ×4.03×10⁻⁴
  • 2B
    ×8.06×10⁻⁴
  • B0
    ×1.61×10⁻³
  • B1
    ×3.22×10⁻³
  • B2
    ×0.01
  • B3
    ×0.01
  • B4
    ×0.03
  • B5
    ×0.05
  • B6
    ×0.1
  • B7
    ×0.21
  • B8
    ×0.42
  • B9
    ×0.84
  • B10
    ×1.67

International paper size: C

North American paper sizes

Japanese paper sizes

Inch based paper sizes

Metric

  • Kilometre (km)
    4×10⁻⁵ x 5.7×10⁻⁵
  • Metre (m)
    0.04 x 0.06
  • Decimetre (dm)
    0.4 x 0.57
  • Centimetre (cm)
    4 x 5.7
  • Millimetre (mm)
    40 x 57
  • Micrometre (µm)
    40,000 x 57,000
  • Nanometre (nm)
    40,000,000 x 57,000,000
  • Angstrom (Å)
    400,000,000 x 570,000,000

British/American

  • League
    8.28×10⁻⁶ x 1.18×10⁻⁵
  • Mile (mi)
    2.49×10⁻⁵ x 3.54×10⁻⁵
  • Furlong
    1.99×10⁻⁴ x 2.83×10⁻⁴
  • Chain
    1.99×10⁻³ x 2.83×10⁻³
  • Rod (rd)
    0.01 x 0.01
  • Yard (yd)
    0.04 x 0.06
  • Foot (ft)
    0.13 x 0.19
  • Link
    0.2 x 0.28
  • Hand
    0.39 x 0.56
  • Inch (in)
    1.57 x 2.24
  • Line
    15.75 x 22.44
  • Mil (mil)
    1,574.8 x 2,244.09
  • Thou (thou)
    1,574.8 x 2,244.09

Nautical

  • Nautical mile
    2.16×10⁻⁵ x 3.08×10⁻⁵
  • Fathom
    0.02 x 0.03

Astronomical

  • Parsec (pc)
    1.3×10⁻¹⁸ x 1.85×10⁻¹⁸
  • Light year
    4.23×10⁻¹⁸ x 6.02×10⁻¹⁸
  • Astronomical unit (AE)
    2.67×10⁻¹³ x 3.81×10⁻¹³
  • Light minute
    2.22×10⁻¹² x 3.17×10⁻¹²
  • Light second
    1.33×10⁻¹⁰ x 1.9×10⁻¹⁰