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JPL Small-Body Database Browser
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268395 (2005 UR155)
Classification: Main-belt Asteroid          SPK-ID: 2268395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2337062210022532 5.3559e-08  
a 2.282261983970859 1.4082e-08 au
q 1.748883160359925 1.205e-07 au
i 11.26739038888264 8.2797e-06 deg
node 168.0418745574468 4.5328e-05 deg
peri 145.3717214047076 5.0499e-05 deg
M 20.78087634867425 2.3398e-05 deg
tp 2458527.804416200113
(2019-Feb-13.30441620)
8.152e-05 TDB
period 1259.350651476675
3.45
1.1655e-05
3.191e-08
d
yr
n .2858616061998898 2.6457e-09 deg/d
Q 2.815640807581793 1.7373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63558  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:39:37  

Additional Information
 Earth MOID = .747489 au 
 Jupiter MOID = 2.54166 au 
 T_jup = 3.543 
[ 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 17.0   n/a MPO345683  

268395 (2005 UR155)          Discovered 2005-Oct-26 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2005 UR155 = 2004 EC105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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