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90662 (4087 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2090662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3351501471905977 4.4162e-08  
a 3.0113402489758 2.09e-08 au
q 2.00208912129059 1.3892e-07 au
i 16.40982904449631 6.924e-06 deg
node 180.9613864626678 2.0367e-05 deg
peri 109.0439927661232 2.3067e-05 deg
M 182.8821498180889 1.266e-05 deg
tp 2460335.570075755307
(2024-Jan-26.07007576)
7.4058e-05 TDB
period 1908.702182895155
5.23
1.9871e-05
5.44e-08
d
yr
n .1886098330195994 1.9635e-09 deg/d
Q 4.02059137666101 2.7904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      15447 days (42.29 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-01-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57414  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:41:17  

Additional Information
 Earth MOID = 1.0549 au 
 Jupiter MOID = 1.73852 au 
 T_jup = 3.103 
[ 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 15.7   n/a MPO449558  

90662 (4087 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 4087 T-3 = 2002 ES153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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