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308337 (2005 OY31)
Classification: Main-belt Asteroid          SPK-ID: 2308337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061231593252523 6.1913e-08  
a 3.07224911972401 3.9133e-08 au
q 2.746212336904673 2.0662e-07 au
i 8.991680158121659 6.5871e-06 deg
node 164.1658549030133 4.2679e-05 deg
peri 173.3305172223476 5.4321e-05 deg
M 270.6582625051029 3.5035e-05 deg
tp 2459488.629396725824
(2021-Oct-01.12939673)
0.00019474 TDB
period 1966.903574394145
5.39
3.758e-05
1.029e-07
d
yr
n .1830287995235806 3.497e-09 deg/d
Q 3.398285902543348 4.3286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5384 days (14.74 yr)  
   first obs. used      2005-07-30  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6441  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:11:34  

Additional Information
 Earth MOID = 1.73738 au 
 Jupiter MOID = 2.00085 au 
 T_jup = 3.203 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO433983  

308337 (2005 OY31)          Discovered 2005-Jul-30 by NEAT at Palomar
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

Alternate Designations
 2005 OY31 = 2009 HF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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