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JPL Small-Body Database Browser
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85798 (1998 VA50)
Classification: Jupiter Trojan          SPK-ID: 2085798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06430304002374664 8.8976e-08  
a 5.167196412025336 1.6575e-07 au
q 4.834929974332311 5.4554e-07 au
i 32.08167708550044 1.101e-05 deg
node 227.3483561348007 1.1337e-05 deg
peri 145.0286379208994 7.3787e-05 deg
M 292.5946729127762 7.6434e-05 deg
tp 2459403.790445726651
(2021-Jul-08.29044573)
0.00092432 TDB
period 4290.233026944353
11.75
0.00020643
5.652e-07
d
yr
n .08391152595652922 4.0374e-09 deg/d
Q 5.499462849718361 1.764e-07 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      11668 days (31.95 yr)  
   first obs. used      1986-09-30  
   last obs. used      2018-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:47:58  

Additional Information
 Earth MOID = 3.87015 au 
 Jupiter MOID = .0171966 au 
 T_jup = 2.692 
[ 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 11.9   n/a MPO453288  

85798 (1998 VA50)          Discovered 1998-Nov-11 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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