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295233 (2008 GW13)
Classification: Outer Main-belt Asteroid          SPK-ID: 2295233
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0631515098867933 9.2745e-08  
a 3.254648998377972 3.7795e-08 au
q 3.049112999978863 3.0939e-07 au
i 2.364437570334383 6.8944e-06 deg
node 80.10148154959001 0.00016589 deg
peri 154.8433198484111 0.00017313 deg
M 342.7731088440387 4.8073e-05 deg
tp 2459103.126394981654
(2020-Sep-10.62639498)
0.00028603 TDB
period 2144.641297081088
5.87
3.7357e-05
1.023e-07
d
yr
n .1678602386748634 2.9239e-09 deg/d
Q 3.46018499677708 4.0181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      9241 days (25.30 yr)  
   first obs. used      1995-01-07  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:40:58  

Additional Information
 Earth MOID = 2.03771 au 
 Jupiter MOID = 1.52567 au 
 T_jup = 3.176 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457575.5 (2016-Jul-06.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06274799574053741 9.271e-08  
q 3.053118653201504 3.0926e-07 au
tp 2456950.068645394559
(2014-Oct-19.56864539)
0.0002971 TDB
node 80.11042674096787 0.00016587 deg
peri 153.7982851061073 0.0001732 deg
i 2.364288857951364 6.8928e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      9241 days (25.30 yr)  
   first obs. used      1995-01-07  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:40:58  

Additional Information
 Jupiter MOID = 1.52567 au 
 T_jup = 3.176 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.595137969472515E-15 -2.848602451384217E-14 -2.134405512047797E-12 -4.264532074970426E-14 4.656443728341007E-14 -4.750746750722582E-15
q -2.848602451384217E-14 9.563996448999964E-14 3.568503569333057E-12 1.472968213664764E-13 -6.89287011273265E-13 1.59874165229633E-14
tp -2.134405512047797E-12 3.568503569333057E-12 8.826934598670555E-8 -2.149308121033279E-11 1.483039302157819E-8 6.360896896576469E-12
node -4.264532074970426E-14 1.472968213664764E-13 -2.149308121033279E-11 2.751165384044813E-8 -2.749293347842372E-8 -3.316016896532444E-10
peri 4.656443728341007E-14 -6.89287011273265E-13 1.483039302157819E-8 -2.749293347842372E-8 2.999937164923112E-8 3.322446848313567E-10
i -4.750746750722582E-15 1.59874165229633E-14 6.360896896576469E-12 -3.316016896532444E-10 3.322446848313567E-10 4.751059792605299E-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 16.2   n/a MPO471113  

295233 (2008 GW13)          Discovered 2008-Apr-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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