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101031 (1998 QU76)
Classification: Main-belt Asteroid          SPK-ID: 2101031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1268147651028103 3.9737e-08  
a 2.350816706099143 9.527e-09 au
q 2.052698437715418 9.1338e-08 au
i 5.436502161646764 4.7901e-06 deg
node 276.6420973748062 4.5753e-05 deg
peri 99.13009329900318 5.0254e-05 deg
M 46.30027677036578 1.9586e-05 deg
tp 2459031.180231594202
(2020-Jun-30.68023159)
7.1513e-05 TDB
period 1316.517327280883
3.60
8.0031e-06
2.191e-08
d
yr
n .2734487367086456 1.6623e-09 deg/d
Q 2.648934974482868 1.0735e-08 au
  Orbit Determination Parameters
   # obs. used (total)      783  
   data-arc span      9716 days (26.60 yr)  
   first obs. used      1994-07-08  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58357  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:52  

Additional Information
 Earth MOID = 1.06103 au 
 Jupiter MOID = 2.83844 au 
 T_jup = 3.541 
[ 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 15.97   n/a E2021B55  

101031 (1998 QU76)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QU76 = 1994 NP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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