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215861 (2005 EM101)
Classification: Main-belt Asteroid          SPK-ID: 2215861
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .157271751864822 5.4158e-08  
a 2.442883868613111 1.7769e-08 au
q 2.058687242994013 1.3503e-07 au
i 10.39862592307706 6.157e-06 deg
node 84.50983923639183 3.1729e-05 deg
peri 141.54000673 3.8872e-05 deg
M 323.4890535971682 2.4659e-05 deg
tp 2459141.940326149372
(2020-Oct-19.44032615)
9.6338e-05 TDB
period 1394.609628903637
3.82
1.5216e-05
4.166e-08
d
yr
n .258136752062304 2.8164e-09 deg/d
Q 2.827080494232209 2.0564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      6002 days (16.43 yr)  
   first obs. used      2003-11-23  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58312  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:36  

Additional Information
 Earth MOID = 1.05864 au 
 Jupiter MOID = 2.19247 au 
 T_jup = 3.461 
[ 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 16.5   n/a MPO418157  
diameter diameter 3.102 km 0.533 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215861 (2005 EM101)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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