HD 187123 [SEP] constellation
HD 187123
HD 187123 is an 8th magnitude G-type main sequence star located approximately 150 light-years away in the constellation of Cygnus. Like our Sun, it is a yellow dwarf (spectral type G5V). Being at a distance of about 160 light-years it is not visible to the unaided eye. However, it should be easy target with binoculars or small telescope.
Planetary system.
In 1998 the California and Carnegie Planet Search team, after following a suggestion by Kevin Apps, a Briton
at apastron, the distance is 6.00 AU. The planet's mass is nearly 2 times that of Jupiter, but is likely to be smaller in size than the inner planet.
See also.
- HD 187123 b