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78631 (2002 TD29)
Classification: Main-belt Asteroid          SPK-ID: 2078631
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09708054394888717 4.1883e-08  
a 3.116674780075941 2.1472e-08 au
q 2.814106297114391 1.3581e-07 au
i 1.573749638553889 4.4795e-06 deg
node 155.2492597345649 0.00017452 deg
peri 323.2446865492537 0.00017683 deg
M 352.6777143303612 2.6908e-05 deg
tp 2459041.377076190037
(2020-Jul-10.87707619)
0.00015029 TDB
period 2009.72047422716
5.50
2.0769e-05
5.686e-08
d
yr
n .1791293886969223 1.8512e-09 deg/d
Q 3.419243263037492 2.3557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      10421 days (28.53 yr)  
   first obs. used      1991-09-29  
   last obs. used      2020-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:08  

Additional Information
 Earth MOID = 1.83042 au 
 Jupiter MOID = 1.65106 au 
 T_jup = 3.209 
[ 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 14.8   n/a MPO337848  
diameter diameter 5.838 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78631 (2002 TD29)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TD29 = 1999 FN52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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