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173925 (2001 VQ84)
Classification: Main-belt Asteroid          SPK-ID: 2173925
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08878010097847512 5.3243e-08  
a 3.121706286343886 3.0308e-08 au
q 2.844560887017135 1.7257e-07 au
i 9.010282505227263 6.7702e-06 deg
node 335.9221237769811 2.7956e-05 deg
peri 53.79244642890231 4.2902e-05 deg
M 139.1987269499013 3.3379e-05 deg
tp 2458221.532662336163
(2018-Apr-13.03266234)
0.00018271 TDB
period 2014.589125228924
5.52
2.9339e-05
8.033e-08
d
yr
n .1786964872845187 2.6024e-09 deg/d
Q 3.398851685670637 3.2999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      6788 days (18.58 yr)  
   first obs. used      2001-09-25  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51974  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:32:43  

Additional Information
 Earth MOID = 1.85974 au 
 Jupiter MOID = 2.04173 au 
 T_jup = 3.191 
[ 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 14.9   n/a MPO433118  

173925 (2001 VQ84)          Discovered 2001-Nov-12 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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