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118147 (4183 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962853081187089 6.9653e-08  
a 2.311727332990557 7.2378e-09 au
q 1.857969221148064 1.627e-07 au
i 11.18975524113527 6.292e-06 deg
node 183.9189641264776 2.095e-05 deg
peri 209.6331223134172 2.5464e-05 deg
M 37.78018437806134 1.6595e-05 deg
tp 2458865.769813447453
(2020-Jan-17.26981345)
5.8936e-05 TDB
period 1283.817640315224
3.51
6.0293e-06
1.651e-08
d
yr
n .2804136574347171 1.3169e-09 deg/d
Q 2.765485444833049 8.6585e-09 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      15360 days (42.05 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62015  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:57:41  

Additional Information
 Earth MOID = .870775 au 
 Jupiter MOID = 2.69467 au 
 T_jup = 3.533 
[ show covariance matrix ]

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 16.7   n/a MPO439767  

118147 (4183 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 4183 T-3 = 1998 SG22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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