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91911 (1999 VQ29)
Classification: Main-belt Asteroid          SPK-ID: 2091911
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06549893112367183 4.0778e-08  
a 3.048270737703466 2.1011e-08 au
q 2.848612262608323 1.2393e-07 au
i 5.488726055579913 3.9153e-06 deg
node 238.3495094436205 4.8531e-05 deg
peri 290.9288305636831 5.736e-05 deg
M 200.2993294713943 3.1371e-05 deg
tp 2459862.848815666475
(2022-Oct-10.34881567)
0.00017217 TDB
period 1943.921541546212
5.32
2.0099e-05
5.503e-08
d
yr
n .1851926594288641 1.9147e-09 deg/d
Q 3.24792921279861 2.2387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      7574 days (20.74 yr)  
   first obs. used      1999-11-03  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:20:42  

Additional Information
 Earth MOID = 1.8601 au 
 Jupiter MOID = 1.76234 au 
 T_jup = 3.227 
[ 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 14.5   n/a MPO359388  

91911 (1999 VQ29)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VQ29 = 2001 BS4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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