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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09254073447549266 8.2993e-08  
a 3.221051056012307 5.2517e-08 AU
q 2.922972625505867 2.6468e-07 AU
i 17.47088200124236 8.7131e-06 deg
node 109.0616306419615 2.8775e-05 deg
peri 163.7931581645527 5.7804e-05 deg
M 175.792627972055 5.5871e-05 deg
tp 2455769.418492539127
(2011-Jul-26.91849254)
0.00031518 JED
period 2111.518252886694
5.78
5.1641e-05
1.414e-07
d
yr
n .1704934350000705 4.1697e-09 deg/d
Q 3.519129486518747 5.7377e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      13777 days (37.72 yr)  
   first obs. used      1976-05-03  
   last obs. used      2014-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49742  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:24:10  

Additional Information
 Earth MOID = 1.90958 AU 
 T_jup = 3.110 
[ 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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