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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270353344554374 5.7803e-08  
a 2.909418139731008 2.6966e-08 au
q 2.539819233279563 1.768e-07 au
i 4.910575959659511 6.0348e-06 deg
node 340.9542598589209 7.1589e-05 deg
peri 60.06710037134246 7.5472e-05 deg
M 63.09185259444936 2.389e-05 deg
tp 2458682.828378749394
(2019-Jul-18.32837875)
0.0001196 TDB
period 1812.623642316048
4.96
2.52e-05
6.899e-08
d
yr
n .1986071413809964 2.7612e-09 deg/d
Q 3.279017046182453 3.0391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      7352 days (20.13 yr)  
   first obs. used      1999-12-05  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52198  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 06:01:06  

Additional Information
 Earth MOID = 1.55217 au 
 Jupiter MOID = 2.1498 au 
 T_jup = 3.266 
[ 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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