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JPL Small-Body Database Browser
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250112 (2002 KY14)
Classification: Centaur          SPK-ID: 2250112
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3148165033124506 1.3618e-06  
a 12.52169120671747 2.8004e-05 au
q 8.579656165460413 3.6687e-06 au
i 19.4974398286249 1.875e-05 deg
node 245.3940709759768 1.9762e-05 deg
peri 98.98156756392115 0.00012659 deg
M 89.78078309212565 0.00035611 deg
tp 2454964.289576787633
(2009-May-12.78957679)
0.0029841 TDB
period 16184.26240351976
44.31
0.054293
0.0001486
d
yr
n .02224383113818687 7.4621e-08 deg/d
Q 16.46372624797452 3.682e-05 au
  Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      5302 days (14.52 yr)  
   first obs. used      2002-05-19  
   last obs. used      2016-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .44865  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:58:37  

Additional Information
 Earth MOID = 7.63605 au 
 Jupiter MOID = 4.27424 au 
 T_jup = 3.191 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.7   n/a MPO338753  
diameter diameter 38.900 km 3.500 urn:nasa:pds:neowise_diameters_albedos::2.0[centaurs] (http://adsabs.harvard.edu/abs/2013ApJ...773...22B)  
rotation period rot_per 3.56 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.]
geometric albedo albedo 0.185   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[centaurs] (http://adsabs.harvard.edu/abs/2013ApJ...773...22B)  

250112 (2002 KY14)          Discovered 2002-May-19 by Trujillo, C. A., Brown, M. E. at Palomar
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 2002 KY14 = 2007 UL126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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