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441991 (2010 NO84)
Classification: Main-belt Asteroid          SPK-ID: 2441991
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03030506070436265 7.4058e-08  
a 3.010991500609083 6.3692e-08 au
q 2.919743220402805 2.5699e-07 au
i 9.157826045716671 9.1432e-06 deg
node 248.226658078361 4.3501e-05 deg
peri 75.87428155890089 0.00016634 deg
M 348.4032354274575 0.00016044 deg
tp 2459061.974791022813
(2020-Jul-31.47479102)
0.00085085 TDB
period 1908.370617492019
5.22
6.0552e-05
1.658e-07
d
yr
n .1886426025952507 5.9856e-09 deg/d
Q 3.102239780815362 6.5622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4987 days (13.65 yr)  
   first obs. used      2005-10-29  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5783  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:37  

Additional Information
 Earth MOID = 1.9231 au 
 Jupiter MOID = 2.01481 au 
 T_jup = 3.229 
[ 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 16.2   n/a MPO434640  
diameter diameter 4.696 km 0.466 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441991 (2010 NO84)          Discovered 2010-Jul-01 by WISE at WISE
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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