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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1267150501332127 4.3796e-08  
a 2.350475996952778 1.0774e-08 au
q 2.052635313161994 1.0293e-07 au
i 5.436600264669637 5.0595e-06 deg
node 276.6405996000524 5.4388e-05 deg
peri 99.0837679518569 5.8623e-05 deg
M 351.6459194452802 2.1991e-05 deg
tp 2459031.044169110323
(2020-Jun-30.54416911)
8.0466e-05 TDB
period 1316.23112893062
3.60
9.0498e-06
2.478e-08
d
yr
n .2735081947898347 1.8805e-09 deg/d
Q 2.648316680743562 1.2139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      9604 days (26.29 yr)  
   first obs. used      1994-07-08  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60886  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:50  

Additional Information
 Earth MOID = 1.06236 au 
 Jupiter MOID = 2.83814 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 15.8   n/a MPO436471  

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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