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297205 (2011 DT7)
Classification: Outer Main-belt Asteroid          SPK-ID: 2297205
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06580960544674658 5.8793e-08  
a 3.24680640698481 4.3117e-08 au
q 3.03313535837917 1.8002e-07 au
i 11.87727511186621 5.9368e-06 deg
node 109.2942249118084 3.2884e-05 deg
peri 181.9702697247704 6.6695e-05 deg
M 135.8498918049967 6.1276e-05 deg
tp 2458394.119876261685
(2018-Oct-02.61987626)
0.00036117 TDB
period 2136.894190261815
5.85
4.2566e-05
1.165e-07
d
yr
n .1684688000185411 3.3559e-09 deg/d
Q 3.460477455590449 4.5955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      7094 days (19.42 yr)  
   first obs. used      2001-08-10  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:21:38  

Additional Information
 Earth MOID = 2.01495 au 
 Jupiter MOID = 1.71475 au 
 T_jup = 3.145 
[ 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 15.62   n/a MPCxxxxx  

297205 (2011 DT7)          Discovered 2002-Oct-10 by Sloan Digital Sky Survey at Apache Point
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2011 DT7 = 2002 TR370 = 2010 GV16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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