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13973 (1991 UZ3)
Classification: Main-belt Asteroid          SPK-ID: 2013973
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1712104118229394 5.5417e-08  
a 2.3852468392555 1.4363e-08 AU
q 1.976867745607201 1.3415e-07 AU
i 1.775235165394292 5.7631e-06 deg
node 130.6805853656834 0.00022048 deg
peri 291.2497710413965 0.0002215 deg
M 82.19166674992542 2.0537e-05 deg
tp 2456693.298234579803
(2014-Feb-04.79823458)
7.5893e-05 JED
period 1345.545599990784
3.68
1.2153e-05
3.327e-08
d
yr
n .2675494609788519 2.4166e-09 deg/d
Q 2.793625932903798 1.6822e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      8575 days (23.48 yr)  
   first obs. used      1991-10-31  
   last obs. used      2015-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58278  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:19:17  

Additional Information
 Earth MOID = .990271 AU 
 T_jup = 3.515 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5 mag n/a MPO337376  

13973 (1991 UZ3)          Discovered 1991-Oct-31 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 UZ3 = 1998 QD25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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