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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110511935603215 7.4273e-08  
a 2.545302762522307 3.2938e-08 au
q 2.264016427539757 2.0734e-07 au
i 24.7422295152409 9.3743e-06 deg
node 118.9285322019188 2.3365e-05 deg
peri 62.34797267642487 6.067e-05 deg
M 270.3919229709592 5.6147e-05 deg
tp 2459569.691978913649
(2021-Dec-21.19197891)
0.00023174 TDB
period 1483.226923459584
4.06
2.8791e-05
7.883e-08
d
yr
n .242714040789059 4.7114e-09 deg/d
Q 2.826589097504857 3.6579e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      7327 days (20.06 yr)  
   first obs. used      2001-01-15  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:42:20  

Additional Information
 Earth MOID = 1.34927 au 
 Jupiter MOID = 2.36022 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 16.56   n/a MPCxxxxx  
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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