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173927 (2001 VD90)
Classification: Main-belt Asteroid          SPK-ID: 2173927
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09286387299437911 5.7355e-08  
a 2.991633173105739 2.94e-08 au
q 2.713818530072676 1.7509e-07 au
i 11.18977843168166 5.1819e-06 deg
node 105.7895561841212 3.6717e-05 deg
peri 305.6227310662205 5.3217e-05 deg
M 212.8741850610584 3.8071e-05 deg
tp 2459772.908986717644
(2022-Jul-12.40898672)
0.00020422 TDB
period 1889.996227607998
5.17
2.786e-05
7.628e-08
d
yr
n .1904765706625882 2.8078e-09 deg/d
Q 3.269447816138802 3.213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      6437 days (17.62 yr)  
   first obs. used      2001-10-16  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62915  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:12:45  

Additional Information
 Earth MOID = 1.74373 au 
 Jupiter MOID = 2.04391 au 
 T_jup = 3.221 
[ 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 15.1   n/a MPO436863  

173927 (2001 VD90)          Discovered 2001-Nov-15 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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