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392486 (2011 HE76)
Classification: Main-belt Asteroid          SPK-ID: 2392486
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06018434299895357 8.4453e-08  
a 2.250934785148481 3.2733e-08 au
q 2.115463753970829 1.9471e-07 au
i 6.455932181704024 7.9338e-06 deg
node 119.5839064367344 7.7157e-05 deg
peri 107.1604207304544 0.00014557 deg
M 250.4259490693062 0.00013917 deg
tp 2459375.946459128528
(2021-Jun-10.44645913)
0.00048331 TDB
period 1233.510344267183
3.38
2.6906e-05
7.366e-08
d
yr
n .2918500048849389 6.366e-09 deg/d
Q 2.386405816326133 3.4703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      5797 days (15.87 yr)  
   first obs. used      2004-03-14  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41878  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:44:19  

Additional Information
 Earth MOID = 1.11538 au 
 Jupiter MOID = 2.60254 au 
 T_jup = 3.616 
[ 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 17.6   n/a MPO402550  

392486 (2011 HE76)          Discovered 2004-Mar-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 HE76 = 2004 EQ88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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