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441895 (2010 EM)
Classification: Main-belt Asteroid          SPK-ID: 2441895
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1106358009708974 9.4521e-08  
a 2.544756175149983 3.7597e-08 au
q 2.263215037436627 2.4647e-07 au
i 24.74233048485462 9.5588e-06 deg
node 118.9284378912354 2.6608e-05 deg
peri 62.44459320977479 6.4622e-05 deg
M 221.7458142775639 5.7576e-05 deg
tp 2459569.934112135997
(2021-Dec-21.43411214)		 0.00023842 TDB
period 1482.749178968922
4.06		 3.286e-05
8.997e-08		 d
yr
n .2427922436958203 5.3807e-09 deg/d
Q 2.826297312863339 4.1757e-08 au
   Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6358 days (17.41 yr)  
   first obs. used      2001-01-15  
   last obs. used      2018-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58256  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:16:33  

Additional Information
 Earth MOID = 1.34884 au 
 Jupiter MOID = 2.3614 au 
 T_jup = 3.307 
[ 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 16.3   n/a MPO440828  
diameter diameter 2.989 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441895 (2010 EM)          Discovered 2010-Mar-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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