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227056 (2005 EJ45)
Classification: Main-belt Asteroid          SPK-ID: 2227056
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1509798643291727 4.5736e-08  
a 3.172165934919067 2.8116e-08 au
q 2.693232752435363 1.5318e-07 au
i 1.074521939348106 5.2149e-06 deg
node 193.3663716448317 0.0002388 deg
peri 288.2153166551137 0.00023959 deg
M 310.3233787175141 1.8056e-05 deg
tp 2459485.261860415915
(2021-Sep-27.76186042)
0.00010465 TDB
period 2063.632088961575
5.65
2.7436e-05
7.512e-08
d
yr
n .1744497005670972 2.3193e-09 deg/d
Q 3.65109911740277 3.2361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      8055 days (22.05 yr)  
   first obs. used      1998-12-23  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57279  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:10:41  

Additional Information
 Earth MOID = 1.70923 au 
 Jupiter MOID = 1.43305 au 
 T_jup = 3.184 
[ 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 15.9   n/a MPO454632  
diameter diameter 2.874 km 0.982 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227056 (2005 EJ45)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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