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JPL Small-Body Database Browser
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441990 (2010 NC84)
Classification: Main-belt Asteroid          SPK-ID: 2441990
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291516794928897 9.866e-08  
a 3.065273799033117 8.6347e-08 au
q 2.66938853978244 3.3673e-07 au
i 14.88509929708225 1.0963e-05 deg
node 334.7727094632169 2.2418e-05 deg
peri 330.256627968027 4.0443e-05 deg
M 266.6976236335976 3.069e-05 deg
tp 2459108.533722193671
(2020-Sep-16.03372219)
0.00017177 TDB
period 1960.20880831048
5.37
8.2827e-05
2.268e-07
d
yr
n .1836539038462372 7.7601e-09 deg/d
Q 3.461159058283795 9.7498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      4064 days (11.13 yr)  
   first obs. used      2008-03-15  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55419  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:43:36  

Additional Information
 Earth MOID = 1.66485 au 
 Jupiter MOID = 1.89833 au 
 T_jup = 3.169 
[ 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 15.9   n/a MPO437718  
diameter diameter 4.287 km 0.365 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441990 (2010 NC84)          Discovered 2010-Jul-01 by WISE at WISE
Reference: Last Updated: 2015-09-02

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