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52453 (1994 WC)
Classification: Mars-crossing Asteroid          SPK-ID: 2052453
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3327072586083656 4.1814e-08  
a 2.418959763097177 1.2999e-08 au
q 1.614154291633173 1.0219e-07 au
i 11.47436695340792 5.5439e-06 deg
node 38.2452145441284 2.0259e-05 deg
peri 304.9061386251122 2.1566e-05 deg
M 316.9474169999055 1.2516e-05 deg
tp 2459164.838040891299
(2020-Nov-11.33804089)
4.8844e-05 TDB
period 1374.172943833309
3.76
1.1076e-05
3.032e-08
d
yr
n .2619757590305671 2.1116e-09 deg/d
Q 3.22376523456118 1.7323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      13858 days (37.94 yr)  
   first obs. used      1982-07-09  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55565  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:03:58  

Additional Information
 Earth MOID = .640111 au 
 Jupiter MOID = 2.28336 au 
 T_jup = 3.411 
[ 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 15.0   n/a MPO337677  

52453 (1994 WC)          Discovered 1994-Nov-23 by Kobayashi, T. at Oizumi
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 WC = 1990 SJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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