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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1963911722989438 6.9107e-08  
a 2.311858626389702 7.1227e-09 au
q 1.857830000563603 1.6139e-07 au
i 11.19027572289588 6.2551e-06 deg
node 183.9129726723785 2.0256e-05 deg
peri 209.6399214748512 2.4874e-05 deg
M 93.84784579914331 1.6148e-05 deg
tp 2458865.795043638173
(2020-Jan-17.29504364)
5.7031e-05 TDB
period 1283.927012540524
3.52
5.9336e-06
1.625e-08
d
yr
n .2803897702001479 1.2958e-09 deg/d
Q 2.765887252215802 8.5216e-09 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      15386 days (42.12 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6072  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:13:43  

Additional Information
 Earth MOID = .869429 au 
 Jupiter MOID = 2.69543 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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