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26156 (1994 WT)
Classification: Main-belt Asteroid          SPK-ID: 2026156
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 .2213247415210178 5.4815e-08  
a 2.521467820962763 9.5199e-09 au
q 1.963404607234616 1.3875e-07 au
i 5.577632814108456 4.7349e-06 deg
node 56.90445746504306 3.1237e-05 deg
peri 306.8749236335561 3.3164e-05 deg
M 175.3004615297828 1.3205e-05 deg
tp 2458288.370247690014
(2018-Jun-18.87024769)
5.2668e-05 TDB
period 1462.441733435136
4.00
8.2823e-06
2.268e-08
d
yr
n .2461636534088742 1.3941e-09 deg/d
Q 3.079531034690911 1.1627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1577  
   data-arc span      12219 days (33.45 yr)  
   first obs. used      1986-12-07  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49477  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:30:34  

Additional Information
 Earth MOID = .96773 au 
 Jupiter MOID = 2.39038 au 
 T_jup = 3.415 
[ 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 14.63   n/a E2020-QM5  

26156 (1994 WT)          Discovered 1994-Nov-25 by Kobayashi, T. at Oizumi
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 WT = 1986 XW5 = 1998 XU30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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