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JPL Small-Body Database Browser
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13781 (1998 UO15)
Classification: Main-belt Asteroid          SPK-ID: 2013781
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760884120080015 4.5662e-08  
a 2.47891842506639 1.0731e-08 au
q 2.042409616099073 1.1589e-07 au
i .3380811471759764 4.4706e-06 deg
node 282.1502837396404 0.00068211 deg
peri 54.34411988555631 0.0006822 deg
M 141.486009943604 1.0633e-05 deg
tp 2458040.223020716108
(2017-Oct-13.72302072)
4.1852e-05 TDB
period 1425.580611274556
3.90
9.257e-06
2.534e-08
d
yr
n .2525286870155578 1.6398e-09 deg/d
Q 2.915427234033706 1.2621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1146  
   data-arc span      11818 days (32.36 yr)  
   first obs. used      1986-10-02  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:23:54  

Additional Information
 Earth MOID = 1.032 au 
 Jupiter MOID = 2.45578 au 
 T_jup = 3.458 
[ 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 14.9   n/a MPO337375  

13781 (1998 UO15)          Discovered 1998-Oct-23 by Korlevic, K. at Visnjan
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 UO15 = 1986 TY18 = 1996 DQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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