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108778 (2001 OX54)
Classification: Main-belt Asteroid          SPK-ID: 2108778
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311286714910023 3.9522e-08  
a 3.191079245773075 2.5223e-08 au
q 2.772637263652342 1.2222e-07 au
i 17.26549969148713 4.4297e-06 deg
node 325.2944516824018 1.3295e-05 deg
peri 334.9205722379315 2.0783e-05 deg
M 116.3166247355383 1.6337e-05 deg
tp 2458327.764878378435
(2018-Jul-28.26487838)
9.3311e-05 TDB
period 2082.115470031934
5.70
2.4687e-05
6.759e-08
d
yr
n .172901073538673 2.05e-09 deg/d
Q 3.609521227893807 2.8531e-08 au
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2001-06-23  
   last obs. used      2019-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50725  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:02:58  

Additional Information
 Earth MOID = 1.76712 au 
 Jupiter MOID = 1.73605 au 
 T_jup = 3.113 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457806.5 (2017-Feb-22.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131989784703523 3.9612e-08  
q 2.771944920774055 1.2265e-07 au
tp 2458324.744747744309
(2018-Jul-25.24474774)
9.2851e-05 TDB
node 325.3995248153115 1.328e-05 deg
peri 334.1724641736485 2.0685e-05 deg
i 17.27338431187297 4.4315e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2001-06-23  
   last obs. used      2019-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50725  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:02:58  

Additional Information
 Jupiter MOID = 1.73605 au 
 T_jup = 3.113 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.56913107015679E-15 -4.784608550588144E-15 7.139069004864833E-13 -9.756005121689804E-15 7.258572129226673E-14 -2.493078195328286E-15
q -4.784608550588144E-15 1.50419785128827E-14 -2.017326436994762E-12 3.224528343654533E-14 -2.167745244040257E-13 7.629086479444532E-15
tp 7.139069004864833E-13 -2.017326436994762E-12 8.621315838266895E-9 2.164209058805009E-12 1.48605303098211E-9 -1.346950609963689E-11
node -9.756005121689804E-15 3.224528343654533E-14 2.164209058805009E-12 1.763672040208079E-10 -1.675628921261435E-10 1.055300577510343E-11
peri 7.258572129226673E-14 -2.167745244040257E-13 1.48605303098211E-9 -1.675628921261435E-10 4.278790400660346E-10 -1.238901957964978E-11
i -2.493078195328286E-15 7.629086479444532E-15 -1.346950609963689E-11 1.055300577510343E-11 -1.238901957964978E-11 1.963844680534749E-11

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 14.3   n/a MPO366455  
diameter diameter 5.883 km 0.946 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108778 (2001 OX54)          Discovered 2001-Jul-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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