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70640 (1999 TR239)
Classification: Main-belt Asteroid          SPK-ID: 2070640
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752716733887824 9.341e-08  
a 2.556526909212541 1.4097e-08 au
q 2.108440159771408 2.4444e-07 au
i 7.609718570968937 5.8834e-06 deg
node 102.9679262820468 5.6178e-05 deg
peri 14.27843458382159 6.1783e-05 deg
M 304.5375606344693 2.2953e-05 deg
tp 2459230.522566877760
(2021-Jan-16.02256688)
9.4781e-05 TDB
period 1493.048719516981
4.09
1.2349e-05
3.381e-08
d
yr
n .2411173830392248 1.9943e-09 deg/d
Q 3.004613658653675 1.6567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      783  
   data-arc span      7315 days (20.03 yr)  
   first obs. used      1999-10-04  
   last obs. used      2019-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58059  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:21:30  

Additional Information
 Earth MOID = 1.12569 au 
 Jupiter MOID = 2.09933 au 
 T_jup = 3.403 
[ 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 15.2   n/a MPO417316  

70640 (1999 TR239)          Discovered 1999-Oct-04 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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