1E or 1-E may refer to: *

1st meridian east The meridian 1° east of Prime Meridian, Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, the Atlantic Ocean, Europe, Africa, the Southern Ocean, and Antarctica to the South Pole. The 1st meridian east f ...

, a longitude coordinate *

ISS 1E STS-122 was a NASA Space Shuttle mission to the International Space Station (ISS), flown by the . STS-122 marked the 24th shuttle mission to the ISS, and the 121st Space Shuttle flight overall. The mission was also referred to as ISS-1E by the I ...

Astra 1E Astra 1E is one of the Astra communications satellites in geostationary orbit owned and operated by SES. It was launched in October 1995 to the Astra 19.2°E orbital slot initially to provide digital television and radio for direct-to-home ( ...

, a communications satellite owned and operated by SES, and launched in 1995 *

California Proposition 1E (2009) Proposition 1E was a defeated California ballot proposition that appeared on the May 19, 2009 special election ballot. The measure was legislatively referred by the State Legislature. If passed Proposition 1E would have authorized a one-time r ...

, a defeated California ballot proposition * 1E, UIC classification of the

2-10-0 Under the Whyte notation for the classification of steam locomotives, 2-10-0 represents the wheel arrangement of two leading wheels on one axle, ten powered and coupled driving wheels on five axles, and no trailing wheels. This arrangement was of ...

train arrangement * 1E, a designator of celestial objects discovered via

Einstein Observatory Einstein Observatory (HEAO-2) was the first fully imaging X-ray telescope put into space and the second of NASA's three HEAO Program, High Energy Astrophysical Observatories. Named HEAO B before launch, the observatory's name was changed to ho ...

* 1E, inc - Software Company specializing in Digital Employee Experience (DEX)

Gartner Gartner, Inc. is an American research and advisory firm focusing on business and technology topics. Gartner provides its products and services through research reports, conferences, and consulting. Its clients include large corporations, gover ...

See also