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JPL Small-Body Database Browser
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441982 (2010 NJ42)
Classification: Main-belt Asteroid          SPK-ID: 2441982
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2600180973240137 4.0863e-08  
a 3.002328934660087 4.4292e-08 au
q 2.221669077528939 1.2188e-07 au
i 12.93992290186553 1.6627e-05 deg
node 331.9228487242841 2.5824e-05 deg
peri 98.58972481908357 6.6168e-05 deg
M 274.0214317711564 5.1848e-05 deg
tp 2459454.309457458920
(2021-Aug-27.80945746)
0.0002755 TDB
period 1900.141024102379
5.20
4.2048e-05
1.151e-07
d
yr
n .1894596219088859 4.1925e-09 deg/d
Q 3.782988791791236 5.5809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      4161 days (11.39 yr)  
   first obs. used      2005-10-25  
   last obs. used      2017-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58285  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:16:52  

Additional Information
 Earth MOID = 1.27945 au 
 Jupiter MOID = 1.75896 au 
 T_jup = 3.163 
[ 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 16.5   n/a MPO349184  
diameter diameter 3.800 km 0.364 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441982 (2010 NJ42)          Discovered 2005-Oct-25 by CSS at Catalina
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 NJ42 = 2010 TV72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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