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392422 (2010 NB4)
Classification: Main-belt Asteroid          SPK-ID: 2392422
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08851418558169463 8.2579e-08  
a 3.135752855639248 5.5094e-08 au
q 2.858194245436867 2.8309e-07 au
i 11.44130952999559 5.0007e-06 deg
node 117.940431109848 3.952e-05 deg
peri 266.7472104639312 5.4046e-05 deg
M 252.8719235677119 4.3999e-05 deg
tp 2459804.048218923212
(2022-Aug-12.54821892)
0.00025876 TDB
period 2028.201812712372
5.55
5.3452e-05
1.463e-07
d
yr
n .17749712959706 4.6778e-09 deg/d
Q 3.413311465841629 5.997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      5410 days (14.81 yr)  
   first obs. used      2005-09-24  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54914  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:30:34  

Additional Information
 Earth MOID = 1.89003 au 
 Jupiter MOID = 2.03047 au 
 T_jup = 3.175 
[ 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 15.71   n/a E2021B25  

392422 (2010 NB4)          Discovered 2005-Sep-24 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2010 NB4 = 2008 EC28 = 2011 UO387 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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