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2453 Wabash (A921 SA)
Classification: Main-belt Asteroid          SPK-ID: 2002453
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132264902848342 2.3406e-08  
a 3.020146653453418 1.2369e-08 au
q 2.6781860477374 7.4563e-08 au
i 10.31622439100388 2.5044e-07 deg
node 11.6647038017626 1.9977e-06 deg
peri 339.6588613255864 7.3894e-06 deg
M 336.4329527006751 5.2683e-06 deg
tp 2459325.999832943113
(2021-Apr-21.49983294)
2.8176e-05 TDB
period 1917.081053289816
5.25
1.1777e-05
3.224e-08
d
yr
n .1877854874118234 1.1536e-09 deg/d
Q 3.362107259169435 1.3769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2527  
   data-arc span      36233 days (99.20 yr)  
   first obs. used      1921-09-30  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43127  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 13:48:47  

Additional Information
 Earth MOID = 1.67432 au 
 Jupiter MOID = 2.0878 au 
 T_jup = 3.212 
[ 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 11.27   n/a E2021B10  
diameter diameter 19.238 km 0.352 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.878 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pray, D.P. (2006) Minor Planet Bull. 33, 4-5.]
[Galad, A. (2010) Astron. Astrophys. 514, A55.]
geometric albedo albedo 0.158   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2453 Wabash (A921 SA)          Discovered 1921-Sep-30 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A921 SA = 1936 MG = 1974 XD = 1979 UC2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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