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210273 (2007 TD8)
Classification: Main-belt Asteroid          SPK-ID: 2210273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1607460781964466 3.8752e-08  
a 2.254710611247081 1.3407e-08 au
q 1.8922747230212 9.023e-08 au
i 4.995868746312178 4.4124e-06 deg
node 94.53100201931534 5.1014e-05 deg
peri 245.6142622534154 5.3172e-05 deg
M 290.3636824976444 1.4548e-05 deg
tp 2459239.703723649271
(2021-Jan-25.20372365)
5.0479e-05 TDB
period 1236.615369714583
3.39
1.1029e-05
3.02e-08
d
yr
n .2911171968395394 2.5965e-09 deg/d
Q 2.617146499472963 1.5562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      8797 days (24.08 yr)  
   first obs. used      1996-05-17  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52614  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:08:55  

Additional Information
 Earth MOID = .889929 au 
 Jupiter MOID = 2.76148 au 
 T_jup = 3.602 
[ 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 MPO437012  

210273 (2007 TD8)          Discovered 2007-Oct-07 by Lowe, A. at Mayhill
Reference: 20090311/Numbers.arcLast Updated: 2009-03-12

[ show close-approach data ]
Alternate Designations
 2007 TD8 = 2002 CF85 = 2004 XY127 = 2006 GK6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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