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5190 (1990 UR2)
Classification: Main-belt Asteroid          SPK-ID: 2005190
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092554754580292 7.5736e-08  
a 3.143758128009023 2.9065e-08 AU
q 2.48590952620745 2.3621e-07 AU
i 14.09600967546059 9.9569e-06 deg
node 312.0682753050914 3.2474e-05 deg
peri 148.4856021588299 4.5075e-05 deg
M 45.22338613029415 2.6744e-05 deg
tp 2456544.739959945903
(2013-Sep-09.23995995)
0.00015087 JED
period 2035.973470765752
5.57
2.8234e-05
7.73e-08
d
yr
n .1768195927742614 2.4521e-09 deg/d
Q 3.801606729810594 3.5147e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      784  
   data-arc span      16507 days (45.19 yr)  
   first obs. used      1969-01-15  
   last obs. used      2014-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5399  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:47:53  

Additional Information
 Earth MOID = 1.51361 AU 
 T_jup = 3.130 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.9 mag n/a MPO256902  

5190 (1990 UR2)          Discovered 1990-Oct-16 by Ueda and Kaneda at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 UR2 = 1969 AN = 1986 AN1 = 1989 PS 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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