| 18 Monocerotis A|
| 18 Monocerotis B|
| 20 Monocerotis, 17 Monocerotis|18 Monocerotis Wikipedia
18 Monocerotis is a class K0III (orange giant) star in the constellation Monoceros. Its apparent magnitude is 4.47 and it is approximately 368 light years away based on parallax.
It is reported as a spectroscopic binary with a period of 1760.9 days.