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115709 (2003 UR169)
Classification: Main-belt Asteroid          SPK-ID: 2115709
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1768498409445209 4.3022e-08  
a 2.665787710359933 1.6082e-08 au
q 2.19434357779092 1.1357e-07 au
i 13.01381434123651 5.6489e-06 deg
node 47.50795921503427 2.3857e-05 deg
peri 80.80079980372736 2.9664e-05 deg
M 251.6100196519101 1.8727e-05 deg
tp 2459679.155888299540
(2022-Apr-09.65588830)
8.4869e-05 TDB
period 1589.779048159694
4.35
1.4386e-05
3.939e-08
d
yr
n .2264465621287002 2.0492e-09 deg/d
Q 3.137231842928946 1.8926e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      7697 days (21.07 yr)  
   first obs. used      1999-12-13  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:48  

Additional Information
 Earth MOID = 1.25322 au 
 Jupiter MOID = 2.08204 au 
 T_jup = 3.325 
[ 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 15.87   n/a E2021B55  

115709 (2003 UR169)          Discovered 2003-Oct-22 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UR169 = 2005 EM93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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