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123953 (2001 FT7)
Classification: Main-belt Asteroid          SPK-ID: 2123953
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1293191877501215 7.3711e-08  
a 2.896988730069781 2.0777e-08 au
q 2.5223525005759 2.0871e-07 au
i 2.923506435821245 4.0799e-06 deg
node 78.33946163789942 0.00012732 deg
peri 281.6693590011413 0.00012817 deg
M 129.8338933538251 1.5333e-05 deg
tp 2458350.962521241205
(2018-Aug-20.46252124)
7.6059e-05 TDB
period 1801.020413952466
4.93
1.9375e-05
5.305e-08
d
yr
n .1998866849098921 2.1504e-09 deg/d
Q 3.27162495956366 2.3464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      6970 days (19.08 yr)  
   first obs. used      2001-03-20  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:04:52  

Additional Information
 Earth MOID = 1.5211 au 
 Jupiter MOID = 2.17837 au 
 T_jup = 3.274 
[ 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 15.4   n/a MPO381985  

123953 (2001 FT7)          Discovered 2001-Mar-20 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 FT7 = 2003 QQ55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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