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JPL Small-Body Database Browser
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379895 (2012 HZ81)
Classification: Main-belt Asteroid          SPK-ID: 2379895
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09847831340936561 6.3274e-08  
a 2.335149689383536 3.1908e-08 au
q 2.105188086414641 1.6551e-07 au
i 7.995015989602947 5.9775e-06 deg
node 72.911902362448 4.8002e-05 deg
peri 199.6114682781648 7.0885e-05 deg
M 59.06361889366232 4.5384e-05 deg
tp 2458786.660432626031
(2019-Oct-30.16043263)
0.00016677 TDB
period 1303.378385825412
3.57
2.6714e-05
7.314e-08
d
yr
n .2762052861357041 5.6611e-09 deg/d
Q 2.565111292352431 3.505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      5615 days (15.37 yr)  
   first obs. used      2004-01-18  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56587  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:38  

Additional Information
 Earth MOID = 1.09089 au 
 Jupiter MOID = 2.50571 au 
 T_jup = 3.549 
[ 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 17.1   n/a MPO434349  

379895 (2012 HZ81)          Discovered 2006-Oct-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2012 HZ81 = 2006 UZ107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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