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16045 (1999 HU2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2016045
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09102371620062041 7.2971e-08  
a 3.22529520200089 4.7541e-08 AU
q 2.931716846870739 2.355e-07 AU
i 17.46065747121214 7.7897e-06 deg
node 109.0626222222107 2.4901e-05 deg
peri 163.8861708761475 5.132e-05 deg
M 209.7077942896386 5.0113e-05 deg
tp 2457883.755987479409
(2017-May-10.25598748)
0.0003059 JED
period 2115.692919600726
5.79
4.6778e-05
1.281e-07
d
yr
n .1701570188493797 3.7622e-09 deg/d
Q 3.518873557131042 5.1868e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      14057 days (38.49 yr)  
   first obs. used      1976-05-03  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50642  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:25:59  

Additional Information
 Earth MOID = 1.92014 AU 
 T_jup = 3.109 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5 mag n/a MPO250370  

16045 (1999 HU2)          Discovered 1999-Apr-22 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 HU2 = 1976 JC3 = 1998 BE10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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