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243252 (2007 WS7)
Classification: Main-belt Asteroid          SPK-ID: 2243252
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05976071214743613 6.2169e-08  
a 3.065866421511766 3.7806e-08 au
q 2.882648060813311 1.7043e-07 au
i 9.108182241012262 5.5844e-06 deg
node 268.2209289133966 4.7706e-05 deg
peri 202.7817988225541 9.1618e-05 deg
M 80.76780635515486 7.3869e-05 deg
tp 2458560.589774446396
(2019-Mar-18.08977445)
0.00040505 TDB
period 1960.777299100062
5.37
3.6269e-05
9.93e-08
d
yr
n .1836006568238164 3.3961e-09 deg/d
Q 3.249084782210221 4.0066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      8596 days (23.53 yr)  
   first obs. used      1996-11-04  
   last obs. used      2020-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62518  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:57:43  

Additional Information
 Earth MOID = 1.90179 au 
 Jupiter MOID = 1.90411 au 
 T_jup = 3.210 
[ 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 15.1   n/a MPO422945  

243252 (2007 WS7)          Discovered 2007-Nov-18 by LINEAR at Socorro
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2007 WS7 = 2001 SD354 = 2001 TR132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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