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JPL Small-Body Database Browser
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105400 (2000 QJ144)
Classification: Main-belt Asteroid          SPK-ID: 2105400
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2169043423646665 5.788e-08  
a 3.149097037678098 1.793e-08 au
q 2.46604421567801 1.8309e-07 au
i 5.595355034032452 4.089e-06 deg
node 117.4016125033396 7.0371e-05 deg
peri 286.320624083196 7.1184e-05 deg
M 156.285600762469 1.0783e-05 deg
tp 2458114.377104972202
(2017-Dec-26.87710497)
5.975e-05 TDB
period 2041.16208181486
5.59
1.7432e-05
4.773e-08
d
yr
n .1763701193586317 1.5063e-09 deg/d
Q 3.832149859678185 2.1819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      632  
   data-arc span      7092 days (19.42 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 02:22:08  

Additional Information
 Earth MOID = 1.48245 au 
 Jupiter MOID = 1.6099 au 
 T_jup = 3.164 
[ 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 14.7   n/a MPO436497  

105400 (2000 QJ144)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 QJ144 = 2001 XM195 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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