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181286 (2006 OS4)
Classification: Main-belt Asteroid          SPK-ID: 2181286
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486107857016031 4.883e-08  
a 2.903191437903146 1.9056e-08 au
q 2.471745877274192 1.4351e-07 au
i 3.010047687930421 3.6844e-06 deg
node 26.70387780481961 0.00011112 deg
peri 252.5212109047402 0.00011272 deg
M 50.19296407091524 1.6576e-05 deg
tp 2458948.586013434557
(2020-Apr-09.08601343)
8.3567e-05 TDB
period 1806.807723796293
4.95
1.7789e-05
4.87e-08
d
yr
n .1992464362746923 1.9617e-09 deg/d
Q 3.334636998532099 2.1888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      8803 days (24.10 yr)  
   first obs. used      1996-09-13  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54796  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:59  

Additional Information
 Earth MOID = 1.45558 au 
 Jupiter MOID = 1.80443 au 
 T_jup = 3.268 
[ 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 16.15   n/a MPCxxxxx  

181286 (2006 OS4)          Discovered 2006-Jul-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2006 OS4 = 2004 GV80 = 2007 YJ38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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