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441979 (2010 ND22)
Classification: Main-belt Asteroid          SPK-ID: 2441979
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2218731429471284 6.0736e-08  
a 3.15562439396763 8.795e-08 au
q 2.455476091717404 1.8395e-07 au
i 9.608602507976547 8.56e-06 deg
node 76.82982515376982 4.2835e-05 deg
peri 303.7117223945884 4.8264e-05 deg
M 257.9244587488042 2.5605e-05 deg
tp 2459581.057947243132
(2022-Jan-01.55794724)
0.00016309 TDB
period 2047.511660929636
5.61
8.5599e-05
2.344e-07
d
yr
n .1758231744753769 7.3505e-09 deg/d
Q 3.855772696217855 1.0746e-07 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      3228 days (8.84 yr)  
   first obs. used      2010-07-06  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:11  

Additional Information
 Earth MOID = 1.47474 au 
 Jupiter MOID = 1.67188 au 
 T_jup = 3.146 
[ 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 15.7   n/a MPO437718  
diameter diameter 2.416 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441979 (2010 ND22)          Discovered 2010-Jul-06 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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