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243672 (1999 VR166)
Classification: Main-belt Asteroid          SPK-ID: 2243672
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1906897433765977 5.6398e-08  
a 2.51558787247901 1.3113e-08 au
q 2.035891066634706 1.4091e-07 au
i 2.34361147528611 3.8276e-06 deg
node 332.3014923916205 0.0001914 deg
peri 28.81438512558518 0.00019243 deg
M 91.3715470769139 2.2224e-05 deg
tp 2458630.615491182041
(2019-May-27.11549118)
8.9378e-05 TDB
period 1457.329195295078
3.99
1.1395e-05
3.12e-08
d
yr
n .247027233903118 1.9315e-09 deg/d
Q 2.995284678323313 1.5613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      8825 days (24.16 yr)  
   first obs. used      1995-11-24  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52468  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:23:33  

Additional Information
 Earth MOID = 1.03321 au 
 Jupiter MOID = 2.46175 au 
 T_jup = 3.432 
[ 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 16.5   n/a MPO413139  

243672 (1999 VR166)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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