- provisional designation
- 242P/1998 U4
- time of discovery or invention
- 1998-10-27
- absolute magnitude
- 6.9
- orbital eccentricity
- 0.2782186659658597
- semi-major axis of an orbit
- 5.514116081668154
- periapsis
- 3.979986061445547
- apoapsis
- 7.048246101890761
- orbital inclination
- 32.48005380197433
- longitude of ascending node
- 180.7453543544746
- argument of periapsis
- 247.7163152386993