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52803 (1998 QO71)
Classification: Main-belt Asteroid          SPK-ID: 2052803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1558746705238158 6.3841e-08  
a 2.286658732411013 7.7775e-09 au
q 1.930226555896041 1.4355e-07 au
i 5.471050425983691 4.2546e-06 deg
node 261.4540521715367 4.7795e-05 deg
peri 102.3882013756245 4.941e-05 deg
M 143.826189991271 1.3184e-05 deg
tp 2458695.913144209292
(2019-Jul-31.41314421)
4.5243e-05 TDB
period 1262.991587941525
3.46
6.4437e-06
1.764e-08
d
yr
n .2850375279116013 1.4542e-09 deg/d
Q 2.643090908925986 8.9899e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      8252 days (22.59 yr)  
   first obs. used      1998-08-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50311  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:20:03  

Additional Information
 Earth MOID = .935591 au 
 Jupiter MOID = 2.84588 au 
 T_jup = 3.579 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.52   n/a E2021B10  

52803 (1998 QO71)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QO71 = 2001 MM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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