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117973 (1073 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 .1337060745447758 4.1126e-08  
a 2.304139533928323 9.2307e-09 au
q 1.996062081643338 9.3417e-08 au
i 3.268977527468491 5.5931e-06 deg
node 345.3566345731834 6.4137e-05 deg
peri 139.0992255697807 6.6856e-05 deg
M 67.13640354760409 1.902e-05 deg
tp 2458762.258638642974
(2019-Oct-05.75863864)
6.7356e-05 TDB
period 1277.502004225099
3.50
7.6768e-06
2.102e-08
d
yr
n .2817999492833416 1.6934e-09 deg/d
Q 2.612216986213309 1.0465e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      17932 days (49.10 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51609  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:16:10  

Additional Information
 Earth MOID = 1.0128 au 
 Jupiter MOID = 2.44085 au 
 T_jup = 3.575 
[ 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 16.5   n/a MPO412805  

117973 (1073 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1073 T-1 = 1997 TV20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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