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101029 (1998 QJ75)
Classification: Main-belt Asteroid          SPK-ID: 2101029
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176875069362597 3.641e-08  
a 2.321956240762752 9.5736e-09 au
q 1.911260069620925 8.3317e-08 au
i 9.139607193192347 5.5088e-06 deg
node 286.3387591022789 2.5067e-05 deg
peri 323.4000920217161 3.0609e-05 deg
M 130.0062526736778 1.6524e-05 deg
tp 2458533.796333669957
(2019-Feb-19.29633367)
5.9605e-05 TDB
period 1292.347994219458
3.54
7.9927e-06
2.188e-08
d
yr
n .2785627413128999 1.7228e-09 deg/d
Q 2.732652411904579 1.1267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      8101 days (22.18 yr)  
   first obs. used      1998-08-19  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56007  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:51  

Additional Information
 Earth MOID = .90507 au 
 Jupiter MOID = 2.35357 au 
 T_jup = 3.539 
[ 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 15.5   n/a MPO493567  

101029 (1998 QJ75)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QJ75 = 2004 CH38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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