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JPL Small-Body Database Browser
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243305 (2008 GJ146)
Classification: Main-belt Asteroid          SPK-ID: 2243305
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2009225694255889 6.5964e-08  
a 2.419450227402473 2.4537e-08 au
q 1.933328071115443 1.6441e-07 au
i 3.278291682484586 7.8804e-06 deg
node 115.6737120498879 0.00015277 deg
peri 171.3009798846046 0.00015487 deg
M 289.0247805132315 2.577e-05 deg
tp 2458871.505252821489
(2020-Jan-23.00525282)
9.8891e-05 TDB
period 1374.590902588529
3.76
2.0911e-05
5.725e-08
d
yr
n .2618961025582769 3.9841e-09 deg/d
Q 2.905572383689503 2.9467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6559 days (17.96 yr)  
   first obs. used      2001-05-22  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:40  

Additional Information
 Earth MOID = .91638 au 
 Jupiter MOID = 2.26194 au 
 T_jup = 3.484 
[ 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 17.3   n/a MPO177496  

243305 (2008 GJ146)          Discovered 2008-Apr-15 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2008 GJ146 = 2005 TF144 = 2009 WY222 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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