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101404 (1998 VY2)
Classification: Main-belt Asteroid          SPK-ID: 2101404
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0534127830081081 4.7732e-08  
a 2.931079177750322 2.1786e-08 au
q 2.774522081649561 1.4052e-07 au
i 9.504474241054403 4.9278e-06 deg
node 51.87325553810491 3.2174e-05 deg
peri 86.42770025375857 6.1676e-05 deg
M 25.48624981687792 5.041e-05 deg
tp 2458870.739297738545
(2020-Jan-22.23929774)
0.00025675 TDB
period 1832.904140458833
5.02
2.0435e-05
5.595e-08
d
yr
n .1964096168771166 2.1898e-09 deg/d
Q 3.087636273851084 2.2949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      7841 days (21.47 yr)  
   first obs. used      1998-11-10  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:59:23  

Additional Information
 Earth MOID = 1.80867 au 
 Jupiter MOID = 1.95999 au 
 T_jup = 3.254 
[ 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 MPO459474  
diameter diameter 5.306 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101404 (1998 VY2)          Discovered 1998-Nov-10 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 VY2 = 2003 SU220 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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