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JPL Small-Body Database Browser
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185731 (1998 VO5)
Classification: Mars-crossing Asteroid          SPK-ID: 2185731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .324839731154428 5.3199e-08  
a 2.378989033209559 1.6322e-08 au
q 1.606198875242433 1.306e-07 au
i 8.616150306975035 6.6955e-06 deg
node 49.69676931455026 3.6637e-05 deg
peri 292.6785338316571 3.8117e-05 deg
M 352.8703250353545 1.751e-05 deg
tp 2459027.043263433874
(2020-Jun-26.54326343)
6.5412e-05 TDB
period 1340.253922314647
3.67
1.3793e-05
3.776e-08
d
yr
n .2686058171561045 2.7643e-09 deg/d
Q 3.151779191176685 2.1624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      7506 days (20.55 yr)  
   first obs. used      1998-11-08  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:08:59  

Additional Information
 Earth MOID = .62389 au 
 Jupiter MOID = 2.32165 au 
 T_jup = 3.452 
[ 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 16.1   n/a MPO436917  

185731 (1998 VO5)          Discovered 1998-Nov-08 by Kagawa, T. at Gekko
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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