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JPL Small-Body Database Browser
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379791 (2011 HH71)
Classification: Main-belt Asteroid          SPK-ID: 2379791
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117267460398434 7.1088e-08  
a 2.529261406395059 2.5494e-08 au
q 2.246675259574381 1.8192e-07 au
i 9.418084124515939 6.9873e-06 deg
node 87.73568214038704 4.7479e-05 deg
peri 84.33155782633581 6.2697e-05 deg
M 28.76659785892727 4.0532e-05 deg
tp 2458483.098132794558
(2018-Dec-30.59813279)
0.00016512 TDB
period 1469.227344895878
4.02
2.2214e-05
6.082e-08
d
yr
n .2450267490941048 3.7047e-09 deg/d
Q 2.811847553215737 2.8343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      4411 days (12.08 yr)  
   first obs. used      2007-04-25  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57394  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:35  

Additional Information
 Earth MOID = 1.27632 au 
 Jupiter MOID = 2.21702 au 
 T_jup = 3.424 
[ 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 17.0   n/a MPO434349  

379791 (2011 HH71)          Discovered 2007-Apr-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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