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214402 (2005 NB54)
Classification: Outer Main-belt Asteroid          SPK-ID: 2214402
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1587631857361727 4.6748e-08  
a 3.200374029641338 3.1802e-08 au
q 2.692272453148167 1.4973e-07 au
i 5.733596863560464 5.9407e-06 deg
node 150.7333197845745 5.7511e-05 deg
peri 134.4320821858021 6.0929e-05 deg
M 159.6692963827154 2.0532e-05 deg
tp 2457672.990334832764
(2016-Oct-11.49033483)
0.00011653 TDB
period 2091.219082345445
5.73
3.1171e-05
8.534e-08
d
yr
n .1721483908784131 2.5659e-09 deg/d
Q 3.708475606134509 3.6851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      21289 days (58.29 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55935  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:05:10  

Additional Information
 Earth MOID = 1.6793 au 
 Jupiter MOID = 1.49638 au 
 T_jup = 3.167 
[ 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 15.4   n/a MPO422835  
diameter diameter 4.873 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214402 (2005 NB54)          Discovered 2005-Jul-10 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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