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310723 (2002 OA26)
Classification: Main-belt Asteroid          SPK-ID: 2310723
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2387528408294966 6.9059e-07  
a 2.568725193178381 1.7525e-07 au
q 1.955434755996745 1.6425e-06 au
i 3.039637842023368 1.3373e-05 deg
node 312.0806402031653 0.00022555 deg
peri 62.83986104494122 0.00044359 deg
M 171.227743489726 0.00019399 deg
tp 2458681.268674632359
(2019-Jul-16.76867463)
0.00088248 TDB
period 1503.747417823095
4.12
0.00015389
4.213e-07
d
yr
n .2394019073503416 2.45e-08 deg/d
Q 3.182015630360017 2.171e-07 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      7297 days (19.98 yr)  
   first obs. used      2000-02-05  
   last obs. used      2020-01-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .4543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:23:17  

Additional Information
 Earth MOID = .957859 au 
 Jupiter MOID = 2.30132 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456965.5 (2014-Nov-04.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2396195221240235 7.301e-07  
q 1.953041855604794 1.767e-06 au
tp 2457172.953841946055
(2015-May-30.45384195)
0.00099873 TDB
node 312.5072485837561 0.00022514 deg
peri 61.70690939355657 0.00043953 deg
i 3.046373263570895 1.3356e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      7297 days (19.98 yr)  
   first obs. used      2000-02-05  
   last obs. used      2020-01-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .4543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:23:17  

Additional Information
 Jupiter MOID = 2.30132 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.330405220392362E-13 -1.29003754367144E-12 -7.147248531642852E-10 7.468688147881375E-12 -2.721516414227886E-10 3.046952880879761E-13
q -1.29003754367144E-12 3.122442157521617E-12 1.727317473570172E-9 -1.808573675217011E-11 6.579073842468669E-10 -7.318667066989606E-13
tp -7.147248531642852E-10 1.727317473570172E-9 9.974535160191312E-7 -1.021545415881443E-8 3.770347135074397E-7 -4.626478167646402E-10
node 7.468688147881375E-12 -1.808573675217011E-11 -1.021545415881443E-8 5.068638377572069E-8 -5.437234961756972E-8 -1.539346759051895E-9
peri -2.721516414227886E-10 6.579073842468669E-10 3.770347135074397E-7 -5.437234961756972E-8 1.931828858494144E-7 1.368557502120192E-9
i 3.046952880879761E-13 -7.318667066989606E-13 -4.626478167646402E-10 -1.539346759051895E-9 1.368557502120192E-9 1.783776349515655E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO534312  

310723 (2002 OA26)          Discovered 2002-Jul-18 by NEAT at Palomar
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2002 OA26 = 2004 BX156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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