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134708 (1999 XR215)
Classification: Main-belt Asteroid          SPK-ID: 2134708
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057914983009123 4.1594e-08  
a 2.561301239100028 1.5645e-08 au
q 2.03420721950565 1.0744e-07 au
i 8.350968429461066 3.0928e-06 deg
node 117.1884566131663 4.1134e-05 deg
peri 230.4717411673022 4.352e-05 deg
M 79.70085783180527 1.3423e-05 deg
tp 2458669.025662484701
(2019-Jul-04.52566248)		 5.6404e-05 TDB
period 1497.233088222642
4.10		 1.3718e-05
3.756e-08		 d
yr
n .2404435240122526 2.2031e-09 deg/d
Q 3.088395258694406 1.8865e-08 au
   Orbit Determination Parameters
   # obs. used (total)      914  
   data-arc span      8642 days (23.66 yr)  
   first obs. used      1997-03-18  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50148  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:57:50  

Additional Information
 Earth MOID = 1.03842 au 
 Jupiter MOID = 2.34834 au 
 T_jup = 3.390 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO449759  

134708 (1999 XR215)          Discovered 1999-Dec-14 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2171-Apr-27 19:05 < 00:01 Juno 0.0387617939488405 0.0387520559497234 0.0387716442038932 6.45555778548335 6.45555773686409 2514118.295326861 0.763972534283999 3340.03062258887 48.0870337006069 -81.637100671094 119258.312160916 T 26 CATAB v2.0f-lin.ifort 2020-Dec-17 22:57:51 2020-Dec-17 22:57

Alternate Designations
 1999 XR215 = 2003 YU85 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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