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226958 (2004 VQ55)
Classification: Main-belt Asteroid          SPK-ID: 2226958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1267598200315832 5.9592e-08  
a 2.908753546526548 2.9083e-08 au
q 2.540040470452614 1.8419e-07 au
i 4.910554265152133 6.3185e-06 deg
node 340.9666765796913 7.1671e-05 deg
peri 60.1032266719079 7.5714e-05 deg
M 343.6103175932253 2.4883e-05 deg
tp 2458682.994852977674
(2019-Jul-18.49485298)
0.00012553 TDB
period 1812.002596199598
4.96
2.7176e-05
7.44e-08
d
yr
n .1986752120306261 2.9797e-09 deg/d
Q 3.277466622600482 3.277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7298 days (19.98 yr)  
   first obs. used      1999-12-05  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:29:10  

Additional Information
 Earth MOID = 1.55182 au 
 Jupiter MOID = 2.15032 au 
 T_jup = 3.267 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO413102  
diameter diameter 4.597 km 0.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226958 (2004 VQ55)          Discovered 2004-Nov-04 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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