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227063 (2005 EM291)
Classification: Main-belt Asteroid          SPK-ID: 2227063
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053738058739594 4.9633e-08  
a 3.097815676630069 2.5423e-08 au
q 2.771387048887544 1.5927e-07 au
i 5.98428100307854 4.7213e-06 deg
node 59.26862890181101 5.1348e-05 deg
peri 110.8865923245675 5.6896e-05 deg
M 336.6630544702822 2.24e-05 deg
tp 2459329.599124909629
(2021-Apr-25.09912491)
0.00012397 TDB
period 1991.506768025118
5.45
2.4516e-05
6.712e-08
d
yr
n .1807676507958819 2.2253e-09 deg/d
Q 3.424244304372593 2.8102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      7588 days (20.77 yr)  
   first obs. used      2000-05-28  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53409  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:17  

Additional Information
 Earth MOID = 1.78387 au 
 Jupiter MOID = 1.56514 au 
 T_jup = 3.206 
[ 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 15.4   n/a MPO418211  
diameter diameter 4.727 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227063 (2005 EM291)          Discovered 2005-Mar-10 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 EM291 = 2000 KZ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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