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441925 (2010 JK3)
Classification: Main-belt Asteroid          SPK-ID: 2441925
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1885055481016101 9.6631e-08  
a 2.635200889148302 4.1935e-08 au
q 2.138450901181551 2.3888e-07 au
i 15.78119934639676 8.6405e-06 deg
node 255.4840840759545 3.479e-05 deg
peri 344.5257187016434 4.6836e-05 deg
M 115.8191866047493 2.7963e-05 deg
tp 2458497.813723261706
(2019-Jan-14.31372326)
0.00012155 TDB
period 1562.496378457254
4.28
3.7297e-05
1.021e-07
d
yr
n .2304005340194449 5.4997e-09 deg/d
Q 3.131950877115052 4.984e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      3443 days (9.43 yr)  
   first obs. used      2010-01-30  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64219  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:33  

Additional Information
 Earth MOID = 1.12886 au 
 Jupiter MOID = 1.9288 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457566.5 (2016-Jun-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880377619586601 9.6574e-08  
q 2.140684022884136 2.3865e-07 au
tp 2456935.155552501576
(2014-Oct-04.65555250)
0.00013031 TDB
node 255.4914179384575 3.48e-05 deg
peri 344.7138177416256 4.6916e-05 deg
i 15.77573967479226 8.6356e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      3443 days (9.43 yr)  
   first obs. used      2010-01-30  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64219  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:33  

Additional Information
 Jupiter MOID = 1.9288 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.326469805591575E-15 -2.287237394204869E-14 -1.236844899348651E-12 7.26902025726525E-14 -7.742982693203038E-13 4.256105033354172E-15
q -2.287237394204869E-14 5.695536521049473E-14 1.644183757777132E-12 -1.671454355125971E-13 1.655527733250933E-12 -2.526466811001849E-15
tp -1.236844899348651E-12 1.644183757777132E-12 1.69794307672215E-8 3.825644554970799E-11 4.135192906760105E-9 -5.414322639556455E-11
node 7.26902025726525E-14 -1.671454355125971E-13 3.825644554970799E-11 1.211053723884672E-9 -1.157691958843807E-9 1.027942024938559E-10
peri -7.742982693203038E-13 1.655527733250933E-12 4.135192906760105E-9 -1.157691958843807E-9 2.201085782091753E-9 -1.111649703989757E-10
i 4.256105033354172E-15 -2.526466811001849E-15 -5.414322639556455E-11 1.027942024938559E-10 -1.111649703989757E-10 7.457399037833721E-11

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 16.6   n/a MPO258387  
diameter diameter 1.578 km 0.244 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.047   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441925 (2010 JK3)          Discovered 2010-Jan-30 by WISE at WISE
Reference: Last Updated: 2015-09-02

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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