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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855769095645923 4.7439e-08  
a 2.443893362390671 9.7414e-09 au
q 1.990363184892791 1.1475e-07 au
i 1.486873435440167 5.6028e-06 deg
node 21.3763166421655 0.00014048 deg
peri 21.01721873814665 0.00014124 deg
M 50.4528380501943 1.2061e-05 deg
tp 2458804.928798055091
(2019-Nov-17.42879806)
4.6954e-05 TDB
period 1395.47417788713
3.82
8.3435e-06
2.284e-08
d
yr
n .2579768265902788 1.5424e-09 deg/d
Q 2.897423539888552 1.1549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      16901 days (46.27 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:09:56  

Additional Information
 Earth MOID = .999037 au 
 Jupiter MOID = 2.50732 au 
 T_jup = 3.476 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457336.5 (2015-Nov-10.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1851230700473805 4.7787e-08  
q 1.991571595840631 1.1561e-07 au
tp 2457406.089602723569
(2016-Jan-18.58960272)
4.9375e-05 TDB
node 21.45522017001113 0.00013992 deg
peri 20.26301059370101 0.0001407 deg
i 1.491870314076709 5.6081e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      16901 days (46.27 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:09:56  

Additional Information
 Jupiter MOID = 2.50732 au 
 T_jup = 3.476 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.283637007898458E-15 -5.512495770781388E-15 -1.220760374282617E-12 1.800825110955538E-14 -3.70924629984396E-13 -6.861588975334432E-16
q -5.512495770781388E-15 1.336634281604425E-14 2.860043659319168E-12 -4.550844923983402E-14 8.722861956037622E-13 1.803394165883788E-15
tp -1.220760374282617E-12 2.860043659319168E-12 2.437930603419483E-9 -1.521986614586987E-11 7.400010409341397E-10 3.485098906621002E-13
node 1.800825110955538E-14 -4.550844923983402E-14 -1.521986614586987E-11 1.957675979089816E-8 -1.957359886869618E-8 -1.508178915437121E-10
peri -3.70924629984396E-13 8.722861956037622E-13 7.400010409341397E-10 -1.957359886869618E-8 1.979544053945183E-8 1.508722785756544E-10
i -6.861588975334432E-16 1.803394165883788E-15 3.485098906621002E-13 -1.508178915437121E-10 1.508722785756544E-10 3.145024736261016E-11

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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