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JPL Small-Body Database Browser
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243253 (2007 WS19)
Classification: Main-belt Asteroid          SPK-ID: 2243253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09823176091494615 6.3636e-08  
a 2.77015566033513 3.1472e-08 au
q 2.498038391811904 1.7766e-07 au
i 4.281413085993057 7.0044e-06 deg
node 115.7146039645952 0.00013625 deg
peri 219.5277149887462 0.00014775 deg
M 254.0963595533367 6.2335e-05 deg
tp 2459095.908068818605
(2020-Sep-03.40806882)
0.00029502 TDB
period 1684.048858212003
4.61
2.8699e-05
7.857e-08
d
yr
n .2137705199255449 3.643e-09 deg/d
Q 3.042272928858355 3.4563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5587 days (15.30 yr)  
   first obs. used      2004-01-19  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:38  

Additional Information
 Earth MOID = 1.48881 au 
 Jupiter MOID = 2.27259 au 
 T_jup = 3.327 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456841.5 (2014-Jul-03.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09823160502893154 6.3938e-08  
q 2.497034698010129 1.782e-07 au
tp 2457416.021548274876
(2016-Jan-28.52154827)
0.00028393 TDB
node 115.7341652729075 0.00013629 deg
peri 220.3466313710529 0.00014775 deg
i 4.281260607574221 7.0038e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5587 days (15.30 yr)  
   first obs. used      2004-01-19  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:38  

Additional Information
 Jupiter MOID = 2.27259 au 
 T_jup = 3.327 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.088097929520467E-15 -1.124676388695773E-14 3.677019737712268E-12 -1.931567300310637E-14 8.534169905228949E-13 3.102531395283902E-15
q -1.124676388695773E-14 3.17552650788731E-14 -7.633033389244599E-12 6.13116125557509E-14 -1.911086446526363E-12 -7.375526698026481E-15
tp 3.677019737712268E-12 -7.633033389244599E-12 8.061353842942599E-8 3.177746050675073E-11 1.636666459806104E-8 1.866453652615351E-11
node -1.931567300310637E-14 6.13116125557509E-14 3.177746050675073E-11 1.857450884920003E-8 -1.851489125741323E-8 -2.231511330331644E-10
peri 8.534169905228949E-13 -1.911086446526363E-12 1.636666459806104E-8 -1.851489125741323E-8 2.1829941912278E-8 2.263780935810844E-10
i 3.102531395283902E-15 -7.375526698026481E-15 1.866453652615351E-11 -2.231511330331644E-10 2.263780935810844E-10 4.905285811053798E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO433594  

243253 (2007 WS19)          Discovered 2007-Nov-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2007 WS19 = 2004 BM138 = 2006 PG3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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