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52971 (1998 TQ31)
Classification: Main-belt Asteroid          SPK-ID: 2052971
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09706843130853927 3.194e-08  
a 2.284807724866601 7.4442e-09 au
q 2.063025023172168 7.512e-08 au
i 7.107508447629549 4.527e-06 deg
node 199.8700347437355 2.6343e-05 deg
peri 61.87558909914664 3.5617e-05 deg
M 262.1301453872929 2.5467e-05 deg
tp 2459543.440958165554
(2021-Nov-24.94095817)
8.9768e-05 TDB
period 1261.458346169548
3.45
6.165e-06
1.688e-08
d
yr
n .2853839772776879 1.3947e-09 deg/d
Q 2.506590426561035 8.1668e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1511  
   data-arc span      8200 days (22.45 yr)  
   first obs. used      1998-10-11  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5315  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:20:41  

Additional Information
 Earth MOID = 1.05767 au 
 Jupiter MOID = 2.53566 au 
 T_jup = 3.586 
[ 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 15.00   n/a MPCxxxxx  

52971 (1998 TQ31)          Discovered 1998-Oct-11 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 TQ31 = 2000 AW198 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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