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11910 (1992 KJ)
Classification: Main-belt Asteroid          SPK-ID: 2011910
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562170825324538 3.671e-08  
a 2.209182050985428 6.1208e-09 au
q 1.864070076197421 8.1384e-08 au
i 2.997465511980335 4.1415e-06 deg
node 197.9475743499806 6.1258e-05 deg
peri 47.95505694309529 6.2114e-05 deg
M 192.6207206875106 1.0698e-05 deg
tp 2459558.128392911974
(2021-Dec-09.62839291)
3.6531e-05 TDB
period 1199.349299822988
3.28
4.9844e-06
1.365e-08
d
yr
n .3001627633026779 1.2475e-09 deg/d
Q 2.554294025773434 7.077e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1748  
   data-arc span      10106 days (27.67 yr)  
   first obs. used      1992-05-28  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4926  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:11:37  

Additional Information
 Earth MOID = .852367 au 
 Jupiter MOID = 2.46389 au 
 T_jup = 3.641 
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Orbital Elements at Epoch 2456903.5 (2014-Sep-03.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560757141301736 3.6716e-08  
q 1.864505162311287 8.1336e-08 au
tp 2457159.653738862639
(2015-May-17.15373886)
3.3779e-05 TDB
node 197.9662028495159 6.1254e-05 deg
peri 47.92333179852972 6.2113e-05 deg
i 2.997137377579739 4.1419e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1748  
   data-arc span      10106 days (27.67 yr)  
   first obs. used      1992-05-28  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4926  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:11:37  

Additional Information
 Jupiter MOID = 2.46389 au 
 T_jup = 3.641 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.348064061210318E-15 -2.98026396778529E-15 -3.852182757661745E-13 -2.733931406190263E-15 -1.231249497940037E-13 -2.190940841276955E-15
q -2.98026396778529E-15 6.615556021647213E-15 8.764569717718676E-13 5.911867896647811E-15 2.774777834287429E-13 4.882742403171702E-15
tp -3.852182757661745E-13 8.764569717718676E-13 1.141006687152308E-9 5.510325641569776E-12 3.559035597402325E-10 6.934748417249532E-13
node -2.733931406190263E-15 5.911867896647811E-15 5.510325641569776E-12 3.752056455205487E-9 -3.74456488243588E-9 8.029226669886579E-11
peri -1.231249497940037E-13 2.774777834287429E-13 3.559035597402325E-10 -3.74456488243588E-9 3.858050130294013E-9 -7.99550331341101E-11
i -2.190940841276955E-15 4.882742403171702E-15 6.934748417249532E-13 8.029226669886579E-11 -7.99550331341101E-11 1.71551155581692E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO502260  

11910 (1992 KJ)          Discovered 1992-May-28 by Otomo, S. at Kiyosato
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 KJ = 1997 XQ13 = 1999 RQ154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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