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JPL Small-Body Database Browser
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49860 (1999 XO100)
Classification: Main-belt Asteroid          SPK-ID: 2049860
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520161543651479 3.6059e-08  
a 2.574056578932878 1.4093e-08 au
q 2.182758396685193 9.6712e-08 au
i 8.073667198124827 4.1056e-06 deg
node 88.25185677783962 5.4428e-05 deg
peri 3.303255091260949 6.3992e-05 deg
M 343.6522949193708 3.5167e-05 deg
tp 2459068.998309480419
(2020-Aug-07.49830948)
0.00014771 TDB
period 1508.431384792376
4.13
1.2388e-05
3.392e-08
d
yr
n .2386585187960347 1.96e-09 deg/d
Q 2.965354761180563 1.6236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      8188 days (22.42 yr)  
   first obs. used      1997-05-29  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5374  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:44:01  

Additional Information
 Earth MOID = 1.19942 au 
 Jupiter MOID = 2.22885 au 
 T_jup = 3.398 
[ 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 15.1   n/a MPO359075  

49860 (1999 XO100)          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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