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86340 (1999 XQ49)
Classification: Main-belt Asteroid          SPK-ID: 2086340
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1201209745807293 3.6854e-08  
a 2.187857966555895 7.6002e-09 au
q 1.925050335368988 8.1836e-08 au
i 1.7155852503446 5.092e-06 deg
node 28.73913791029549 0.00011755 deg
peri 45.06712662913545 0.00011953 deg
M 113.3553542281316 2.2859e-05 deg
tp 2458628.308327868066
(2019-May-24.80832787)
7.4218e-05 TDB
period 1182.026229637453
3.24
6.1592e-06
1.686e-08
d
yr
n .3045617694206482 1.587e-09 deg/d
Q 2.450665597742802 8.5131e-09 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      9551 days (26.15 yr)  
   first obs. used      1994-03-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51932  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:45:58  

Additional Information
 Earth MOID = .940346 au 
 Jupiter MOID = 2.76523 au 
 T_jup = 3.665 
[ 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 17.0   n/a MPO453295  

86340 (1999 XQ49)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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