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392479 (2011 HU11)
Classification: Main-belt Asteroid          SPK-ID: 2392479
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06996014295763348 6.3849e-08  
a 2.294064936248078 1.7268e-08 au
q 2.133571825354068 1.4432e-07 au
i 7.430538399316466 5.6004e-06 deg
node 75.91631790612571 4.4211e-05 deg
peri 186.5336443356566 6.3692e-05 deg
M 192.2790704214088 4.7095e-05 deg
tp 2459591.778036834029
(2022-Jan-12.27803683)
0.00016869 TDB
period 1269.132563211246
3.47
1.433e-05
3.923e-08
d
yr
n .2836583115392637 3.2028e-09 deg/d
Q 2.454558047142088 1.8476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      8235 days (22.55 yr)  
   first obs. used      1997-05-09  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45012  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:44:19  

Additional Information
 Earth MOID = 1.11824 au 
 Jupiter MOID = 2.57729 au 
 T_jup = 3.582 
[ 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 17.5   n/a MPO450378  

392479 (2011 HU11)          Discovered 2011-Apr-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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