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34988 (4222 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2034988
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09732788770582726 4.5523e-08  
a 2.755061931298044 1.9124e-08 au
q 2.486917573026068 1.2694e-07 au
i 9.727098861932751 5.2442e-06 deg
node 41.64194709746199 3.104e-05 deg
peri 199.8877459017153 4.4678e-05 deg
M 248.8137277023732 3.5457e-05 deg
tp 2459516.374599722939
(2021-Oct-28.87459972)
0.00016666 TDB
period 1670.303824946402
4.57
1.7392e-05
4.762e-08
d
yr
n .2155296507277962 2.2442e-09 deg/d
Q 3.02320628957002 2.0986e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      15453 days (42.31 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56156  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:40:05  

Additional Information
 Earth MOID = 1.47725 au 
 Jupiter MOID = 1.97987 au 
 T_jup = 3.316 
[ 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 14.7   n/a MPO365665  

34988 (4222 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4222 T-3 = 1998 FL88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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