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JPL Small-Body Database Browser
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49844 (1999 XR92)
Classification: Main-belt Asteroid          SPK-ID: 2049844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135642010846718 5.7543e-08  
a 2.298049508528661 1.1589e-08 au
q 1.986337452166521 1.332e-07 au
i 2.200862790962166 4.9965e-06 deg
node 135.1129515340345 0.00014282 deg
peri 259.0322903300204 0.00014406 deg
M 248.5740031422301 1.8297e-05 deg
tp 2458994.341544030319
(2020-May-24.84154403)
6.5454e-05 TDB
period 1272.440542146499
3.48
9.6251e-06
2.635e-08
d
yr
n .2829208816254083 2.1401e-09 deg/d
Q 2.6097615648908 1.3161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      566  
   data-arc span      8275 days (22.66 yr)  
   first obs. used      1995-08-25  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57873  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 04:18:29  

Additional Information
 Earth MOID = .993368 au 
 Jupiter MOID = 2.79831 au 
 T_jup = 3.580 
[ 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 16.1   n/a MPO280013  

49844 (1999 XR92)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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