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JPL Small-Body Database Browser
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390685 (2002 UR44)
Classification: Main-belt Asteroid          SPK-ID: 2390685
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2616083716007298 7.2534e-08  
a 2.684661816133845 2.399e-08 au
q 1.982331810116412 2.0247e-07 au
i 12.31764300644185 7.2915e-06 deg
node 211.07910333284 2.729e-05 deg
peri 141.659934295217 3.0307e-05 deg
M 292.22106903752 1.0471e-05 deg
tp 2458902.999749685725
(2020-Feb-23.49974969)		 4.8488e-05 TDB
period 1606.692645346446
4.40		 2.1536e-05
5.896e-08		 d
yr
n .2240627671027736 3.0033e-09 deg/d
Q 3.386991822151278 3.0266e-08 au
   Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6620 days (18.12 yr)  
   first obs. used      2001-05-25  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .541  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:07:16  

Additional Information
 Earth MOID = .993473 au 
 Jupiter MOID = 2.15221 au 
 T_jup = 3.293 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO476839  

390685 (2002 UR44)          Discovered 2002-Oct-04 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

Alternate Designations
 2002 UR44 = 2011 WB114 = 2011 WG100 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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