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390689 (2002 VS91)
Classification: Mars-crossing Asteroid          SPK-ID: 2390689
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2758655099938184 4.8609e-08  
a 1.93610932625157 1.3387e-08 au
q 1.402003539561392 8.9973e-08 au
i 5.607653544037309 1.4984e-05 deg
node 182.0977208076897 4.5822e-05 deg
peri 276.19335797725 6.2713e-05 deg
M 154.8675287867043 4.0824e-05 deg
tp 2458577.197230458981
(2019-Apr-03.69723046)
0.00010826 TDB
period 983.9957945261016
2.69
1.0206e-05
2.794e-08
d
yr
n .3658552221489709 3.7946e-09 deg/d
Q 2.470215112941747 1.708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5806 days (15.90 yr)  
   first obs. used      2002-11-11  
   last obs. used      2018-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62646  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:05:26  

Additional Information
 Earth MOID = .434128 au 
 Jupiter MOID = 2.7271 au 
 T_jup = 3.855 
[ 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 18.7   n/a MPO455776  

390689 (2002 VS91)          Discovered 2002-Nov-12 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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