14 relations: Apparent magnitude, Bayer designation, Centre de données astronomiques de Strasbourg, Constellation, Earth, Epoch (astronomy), Giant star, International Celestial Reference System, Latinisation of names, Light-year, Serpens, SIMBAD, Star, Stellar classification.
Apparent magnitude
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
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Bayer designation
A Bayer designation is a stellar designation in which a specific star is identified by a Greek letter, followed by the genitive form of its parent constellation's Latin name.
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Centre de données astronomiques de Strasbourg
The Centre de Données astronomiques de Strasbourg (CDS; English translation: Strasbourg Astronomical Data Center) is a data hub which collects and distributes astronomical information.
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Constellation
A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.
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Earth
Earth is the third planet from the Sun and the only astronomical object known to harbor life.
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Epoch (astronomy)
In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.
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Giant star
A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.
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International Celestial Reference System
The International Celestial Reference System (ICRS) is the current standard celestial reference system adopted by the International Astronomical Union (IAU).
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Latinisation of names
Latinisation or Latinization is the practice of rendering a non-Latin name (or word) in a Latin style.
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Light-year
The light-year is a unit of length used to express astronomical distances and measures about 9.5 trillion kilometres or 5.9 trillion miles.
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Serpens
Serpens ("the Serpent", Greek Ὄφις) is a constellation of the northern hemisphere.
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SIMBAD
SIMBAD (the Set of Identifications, Measurements, and Bibliography for Astronomical Data) is an astronomical database of objects beyond the Solar System.
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Star
A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.
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Stellar classification
In astronomy, stellar classification is the classification of stars based on their spectral characteristics.
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Redirects here:
9 Ser, 9 Serpentis, BD +15 2858, BD+15 2858, FK5 570, GC 20740, HD 137471, HIP 75530, HR 5739, PPM 131392, SAO 101545, Tau-1 Ser, Tau-1 Serpentis, Tau1 Ser, Tau¹ Ser, Tau¹ Serpentis, Τ-1 Ser, Τ-1 Serpentis, Τ1 Ser, Τ1 Serpentis, Τ¹ Ser, Τ¹ Serpentis.