Quarto

Paper size

203 x 254 mm

International paper size: A

International paper size: B

International paper size: C

North American paper sizes

Japanese paper sizes

Inch based paper sizes

Metric

  • Kilometre (km)
    2.03×10⁻⁴ x 2.54×10⁻⁴
  • Metre (m)
    0.2 x 0.25
  • Decimetre (dm)
    2.03 x 2.54
  • Centimetre (cm)
    20.3 x 25.4
  • Millimetre (mm)
    203 x 254
  • Micrometre (µm)
    203,000 x 254,000
  • Nanometre (nm)
    203,000,000 x 254,000,000
  • Angstrom (Å)
    2.03×10⁹ x 2.54×10⁹

British/American

  • League
    4.2×10⁻⁵ x 5.26×10⁻⁵
  • Mile (mi)
    1.26×10⁻⁴ x 1.58×10⁻⁴
  • Furlong
    1.01×10⁻³ x 1.26×10⁻³
  • Chain
    0.01 x 0.01
  • Rod (rd)
    0.04 x 0.05
  • Yard (yd)
    0.22 x 0.28
  • Foot (ft)
    0.67 x 0.83
  • Link
    1.01 x 1.26
  • Hand
    2 x 2.5
  • Inch (in)
    7.99 x 10
  • Line
    79.92 x 100
  • Mil (mil)
    7,992.13 x 10,000
  • Thou (thou)
    7,992.13 x 10,000

Nautical

  • Nautical mile
    1.1×10⁻⁴ x 1.37×10⁻⁴
  • Fathom
    0.11 x 0.14

Astronomical

  • Parsec (pc)
    6.58×10⁻¹⁸ x 8.23×10⁻¹⁸
  • Light year
    2.15×10⁻¹⁷ x 2.68×10⁻¹⁷
  • Astronomical unit (AE)
    1.36×10⁻¹² x 1.7×10⁻¹²
  • Light minute
    1.13×10⁻¹¹ x 1.41×10⁻¹¹
  • Light second
    6.77×10⁻¹⁰ x 8.47×10⁻¹⁰