HE 1104-1805

HE 1104-1805
Image of the gravitationally lensed quasar HE 1104-1805.
Observation data (J2000.0 epoch)
ConstellationCrater
Right ascension11h 06m 33.40s
Declination−18° 21 23.00
Redshift2.322200
Heliocentric radial velocity696,178 km/s
Distance10.490 Gly
Apparent magnitude (V)15.9
Apparent magnitude (B)15.8
Characteristics
TypeRQQ
Other designations
Name Double Hamburger, CTS 463, QSO B1104-181, INTREF 439, SDSS J110633.38-182123.7, TIC 410396549, 6dFGS gJ110633.5-182124

HE 1104-1805 known as CTS 463 or Double Hamburger in literature, is a gravitationally-lensed quasar located in the constellation of Crater. It has a redshift of (z) 2.32 and it was first discovered by astronomers L. Wisotzki, T. Koehler, R. Kayser and D. Reimers in October 1993. This quasar is classified as radio-quiet.