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134703 (1999 XM137)
Classification: Main-belt Asteroid          SPK-ID: 2134703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710788462090419 6.3823e-08  
a 2.325473658522662 9.9013e-09 au
q 1.927634308133086 1.5132e-07 au
i 3.676635636526636 4.9806e-06 deg
node 144.8407140097086 8.8469e-05 deg
peri 237.4920826716529 8.9226e-05 deg
M 307.7435425996381 1.3643e-05 deg
tp 2459188.519557935006
(2020-Dec-05.01955794)
4.9783e-05 TDB
period 1295.285678055425
3.55
8.2725e-06
2.265e-08
d
yr
n .2779309661946218 1.775e-09 deg/d
Q 2.723313008912239 1.1595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      7600 days (20.81 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57517  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:57:39  

Additional Information
 Earth MOID = .933461 au 
 Jupiter MOID = 2.7353 au 
 T_jup = 3.552 
[ 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 16.2   n/a MPO432811  

134703 (1999 XM137)          Discovered 1999-Dec-02 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 XM137 = 2002 NZ45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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