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385725 (2005 UR299)
Classification: Main-belt Asteroid          SPK-ID: 2385725
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1941724685938438 8.3492e-08  
a 2.454807256619349 1.7409e-08 au
q 1.978151271679488 1.9867e-07 au
i 2.191525739848393 6.2594e-06 deg
node 217.7282211583089 0.00024132 deg
peri 232.0298752943316 0.00024439 deg
M 305.9512615406613 4.0144e-05 deg
tp 2459411.415057342141
(2021-Jul-15.91505734)
0.0001582 TDB
period 1404.832431015817
3.85
1.4944e-05
4.091e-08
d
yr
n .2562583209583854 2.726e-09 deg/d
Q 2.931463241559209 2.079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      8389 days (22.97 yr)  
   first obs. used      1997-10-05  
   last obs. used      2020-09-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52427  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:24  

Additional Information
 Earth MOID = .995262 au 
 Jupiter MOID = 2.27736 au 
 T_jup = 3.466 
[ 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 17.9   n/a MPO440667  

385725 (2005 UR299)          Discovered 2005-Oct-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Alternate Designations
 2005 UR299 = 2001 UU69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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