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187443 (2005 WO97)
Classification: Main-belt Asteroid          SPK-ID: 2187443
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08974220167348033 5.879e-08  
a 3.058330159415064 3.53e-08 au
q 2.78386887746475 1.9394e-07 au
i 9.865625321622307 6.0069e-06 deg
node 67.29307848510467 3.2194e-05 deg
peri 255.245387081474 5.5554e-05 deg
M 30.22564380632097 4.0763e-05 deg
tp 2459036.479535505970
(2020-Jul-05.97953551)
0.00022217 TDB
period 1953.552010213998
5.35
3.3823e-05
9.26e-08
d
yr
n .1842797110687442 3.1905e-09 deg/d
Q 3.332791441365378 3.8468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      5923 days (16.22 yr)  
   first obs. used      2004-08-21  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55098  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:14:23  

Additional Information
 Earth MOID = 1.79024 au 
 Jupiter MOID = 1.93946 au 
 T_jup = 3.206 
[ 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 15.6   n/a MPO436927  

187443 (2005 WO97)          Discovered 2005-Nov-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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