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102656 (1999 VY54)
Classification: Main-belt Asteroid          SPK-ID: 2102656
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874407067585697 3.6679e-08  
a 2.379184894250355 9.237e-09 au
q 1.933228796162756 9.1075e-08 au
i .9333904933241607 5.1902e-06 deg
node 175.2829969788597 0.00019921 deg
peri 117.8395046035695 0.00019976 deg
M 355.5779597872278 1.3589e-05 deg
tp 2459216.964968508696
(2021-Jan-02.46496851)
5.0596e-05 TDB
period 1340.419439427608
3.67
7.8061e-06
2.137e-08
d
yr
n .2685726492848602 1.5641e-09 deg/d
Q 2.825140992337955 1.0968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      9032 days (24.73 yr)  
   first obs. used      1995-10-02  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5554  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:53:25  

Additional Information
 Earth MOID = .915354 au 
 Jupiter MOID = 2.36201 au 
 T_jup = 3.515 
[ 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 16.15   n/a E2021B55  

102656 (1999 VY54)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 VY54 = 1998 HU52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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