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129893 (1999 TW34)
Classification: Inner Main-belt Asteroid          SPK-ID: 2129893
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .136686783414476 3.458e-08  
a 1.951502471824557 6.3544e-09 au
q 1.684757876125459 6.6078e-08 au
i 21.47460400768404 5.1157e-06 deg
node 206.4237773986693 9.8686e-06 deg
peri 284.0310432104036 2.1297e-05 deg
M 113.3183985246837 2.0638e-05 deg
tp 2458687.063179729826
(2019-Jul-22.56317973)
5.6404e-05 TDB
period 995.7540590611491
2.73
4.8635e-06
1.332e-08
d
yr
n .3615350564972113 1.7658e-09 deg/d
Q 2.218247067523655 7.2229e-09 au
  Orbit Determination Parameters
   # obs. used (total)      962  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1998-04-23  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52088  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:18:36  

Additional Information
 Earth MOID = .791125 au 
 Jupiter MOID = 2.9191 au 
 T_jup = 3.795 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO401143  

129893 (1999 TW34)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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