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(1999 XO135)
Classification: Mars-crossing Asteroid          SPK-ID: 3026832
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5111842343901056 1.6196e-07  
a 3.129868965107335 5.2397e-08 au
q 1.52992929443759 4.8572e-07 au
i 20.22560684705906 2.0653e-05 deg
node 253.974926875809 3.8745e-05 deg
peri 254.0482302222493 6.5993e-05 deg
M 259.7162463848848 3.3166e-05 deg
tp 2459763.898570836473
(2022-Jul-03.39857084)
0.00019869 TDB
period 2022.495949638644
5.54
5.0788e-05
1.39e-07
d
yr
n .177997884279729 4.4698e-09 deg/d
Q 4.729808635777079 7.9182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      1999-12-08  
   last obs. used      2017-05-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49231  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:53:20  

Additional Information
 Earth MOID = .673348 au 
 Jupiter MOID = 1.50714 au 
 T_jup = 2.913 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a E2017B01  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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