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134321 (1316 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2134321
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855768943719241 4.765e-08  
a 2.443893362395572 9.7867e-09 au
q 1.990363222026043 1.1534e-07 au
i 1.48686959589847 5.7578e-06 deg
node 21.37633532599164 0.00014425 deg
peri 21.0171967647966 0.000145 deg
M 50.45283916853678 1.2331e-05 deg
tp 2458804.928793719452
(2019-Nov-17.42879372)
4.7972e-05 TDB
period 1395.474177891328
3.82
8.3824e-06
2.295e-08
d
yr
n .2579768265895028 1.5496e-09 deg/d
Q 2.897423502765102 1.1603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      445  
   data-arc span      16868 days (46.18 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53861  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:55:44  

Additional Information
 Earth MOID = .999037 au 
 Jupiter MOID = 2.50732 au 
 T_jup = 3.476 
[ 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 16.8   n/a MPO502848  

134321 (1316 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1316 T-2 = 1992 SY2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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