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67998 (2000 XQ31)
Classification: Main-belt Asteroid          SPK-ID: 2067998
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1256387603646682 5.3184e-08  
a 2.340004879823967 1.1284e-08 au
q 2.04600956747561 1.2535e-07 au
i 7.487415474331297 5.5171e-06 deg
node 25.66142409872698 2.534e-05 deg
peri 347.1796002318601 3.0257e-05 deg
M 268.6867398352839 2.0013e-05 deg
tp 2459532.130846475110
(2021-Nov-13.63084648)
7.414e-05 TDB
period 1307.445430331612
3.58
9.4576e-06
2.589e-08
d
yr
n .275346099843488 1.9917e-09 deg/d
Q 2.634000192172325 1.2702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8659 days (23.71 yr)  
   first obs. used      1996-10-08  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57701  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:33:49  

Additional Information
 Earth MOID = 1.04606 au 
 Jupiter MOID = 2.83019 au 
 T_jup = 3.543 
[ 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 15.88   n/a E2021B10  

67998 (2000 XQ31)          Discovered 2000-Dec-04 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 XQ31 = 1996 TT42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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