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227399 (2005 UW394)
Classification: Main-belt Asteroid          SPK-ID: 2227399
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311168623152816 4.2123e-08  
a 2.265091296405091 1.2657e-08 au
q 1.968099632762802 9.4799e-08 au
i 1.670097650973954 5.0617e-06 deg
node 313.902223741699 0.00016083 deg
peri 298.2941573836662 0.00016224 deg
M 247.8101864285459 2.0587e-05 deg
tp 2459588.541271884952
(2022-Jan-09.04127188)
7.2134e-05 TDB
period 1245.165255485611
3.41
1.0436e-05
2.857e-08
d
yr
n .2891182502997171 2.4233e-09 deg/d
Q 2.56208296004738 1.4316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      9276 days (25.40 yr)  
   first obs. used      1995-08-27  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:11:35  

Additional Information
 Earth MOID = .952724 au 
 Jupiter MOID = 2.47088 au 
 T_jup = 3.605 
[ 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 17.2   n/a MPO533584  

227399 (2005 UW394)          Discovered 2005-Oct-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 UW394 = 2004 CA82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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