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102867 (1999 WE5)
Classification: Main-belt Asteroid          SPK-ID: 2102867
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158620510326677 3.4476e-08  
a 2.336089423450878 6.0209e-09 au
q 1.831816369109049 8.2524e-08 au
i 6.091684048601712 3.7536e-06 deg
node 149.2428112837293 2.6706e-05 deg
peri 236.899439120785 2.8034e-05 deg
M 1.365208955425625 7.2693e-06 deg
tp 2459195.554283142775
(2020-Dec-12.05428314)
2.6331e-05 TDB
period 1304.165242635533
3.57
5.0419e-06
1.38e-08
d
yr
n .2760386400671828 1.0672e-09 deg/d
Q 2.840362477792707 7.3206e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1167  
   data-arc span      7708 days (21.10 yr)  
   first obs. used      1999-11-30  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47765  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:38  

Additional Information
 Earth MOID = .842559 au 
 Jupiter MOID = 2.62768 au 
 T_jup = 3.528 
[ 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 15.92   n/a E2021B55  

102867 (1999 WE5)          Discovered 1999-Nov-30 by Klet at Klet
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 WE5 = 2002 NT19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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