Ligong

From All Skies Encyclopaedia

Authors: Susanne M Hoffmann, Eric Mamajek, ASE Tech Team


Ligong
Asterism Info
Native
離宮
Translation
a secondary or temporary palace
Position (2000)
Right ascension341.6328246
Declination23.5656561
Area0 sq. deg.
Stars
Bright stars1
Bayer/Flamsteed
stars
1
Stars brighter than 3.00m0
Brightest starLigong (3.93m)
Taxonomy
category
of asterism
IAU-Star Name
IAU-
constellations
Peg

Ligong is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Chinese. It is the name of the star λ Peg in constellation Pegasus.

Concordance, Etymology, History

For details see Yingshi & Ligong (營室、離宮).

Mythology

IAU Working Group on Star Names

In August 2026, the name Ligong was adopted by IAU WGSN for λ Peg (47 Peg, HR 8667, HD 215665, HIP 112440, GJ 4295). Ligong is a red giant star of spectral type G8IIIa CN0.5 situated about 116 parsecs away. Although not catalogued as a variable star, its apparent Johnson V magnitude has varied in the literature between 3.94 (Johnson et al. 1966), 3.97 (Hipparcos catalog), and 4.00 (Gaia DR3 synthetic photometry). Thus far, the star does not have any known companions.

Reference