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91988 (1999 VL114)
Classification: Main-belt Asteroid          SPK-ID: 2091988
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07981503831977244 3.6473e-08  
a 2.965546258102514 2.0851e-08 au
q 2.728851069873004 1.1297e-07 au
i 9.855842251458437 7.0944e-06 deg
node 337.5748215692336 2.7619e-05 deg
peri 115.5653528277595 5.5074e-05 deg
M 31.23084576113567 4.7103e-05 deg
tp 2459234.678312496655
(2021-Jan-20.17831250)
0.00024381 TDB
period 1865.329166772003
5.11
1.9673e-05
5.386e-08
d
yr
n .1929954275164145 2.0354e-09 deg/d
Q 3.202241446332024 2.2515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      7794 days (21.34 yr)  
   first obs. used      1999-10-12  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:48:52  

Additional Information
 Earth MOID = 1.76337 au 
 Jupiter MOID = 1.93066 au 
 T_jup = 3.237 
[ 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 14.74   n/a MPCxxxxx  

91988 (1999 VL114)          Discovered 1999-Nov-09 by CSS at Catalina
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VL114 = 2001 BO20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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