(69987) 1998 WA25

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(69987) 1998 WA25
Discovery
Discovered by Marc W. Buie
Discovery date November 19, 1998
Designations
MPC designation (69987) 1998 WA25
none
Minor planet category TNO (cubewano)[1][2]
Orbital characteristics
Epoch 20070410 JD
Aphelion 6465.176766 Gm (43.217 AU)
Perihelion 6201.884286 Gm (41.457 AU)
6333.530526 Gm (42.337 AU)
Eccentricity 0.021
100617 d (275.47 a)[3]
?
77.8°
Inclination 1.0°
136.4°
204.2°
Physical characteristics
Dimensions 160 km[4]
Mass ? kg
Mean density
? g/cm³
? m/s²
? km/h
? d
Albedo 0.09 (assumed)
Temperature ? K
Spectral type
?
7.2

(69987) 1998 WA25, also written as (69987) 1998 WA25, is a cubewano. It has a perihelion (closest approach to the Sun) at 41.457 AU and an aphelion (farthest approach from the Sun) at 43.217 AU. It is about 160 km in diameter. It was discovered on November 19, 1998 by Marc W. Buie.

References[edit]

  1. ^ "MPEC 2009-R09 :Distant Minor Planets (2009 SEPT. 16.0 TT)". IAU Minor Planet Center. 2009-09-04. Retrieved 2009-10-04. 
  2. ^ Marc W. Buie (2003-10-22 using 15 observations). "Orbit Fit and Astrometric record for 69987". SwRI (Space Science Department). Retrieved 2009-10-04. 
  3. ^ AstDyS: (69987) 1998WA25
  4. ^ List of known trans-Neptunian objects

1. http://cfa-www.harvard.edu/iau/lists/TNOs.html