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JPL Small-Body Database Browser
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312484 (2008 UL15)
Classification: Jupiter Trojan          SPK-ID: 2312484
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0637791262398186 1.2162e-07  
a 5.264160659777096 2.579e-07 au
q 4.928417092510485 8.2522e-07 au
i 5.049906365582765 1.1497e-05 deg
node 348.4263952284354 7.9347e-05 deg
peri 33.04701550943065 0.00011184 deg
M 308.161164863515 8.286e-05 deg
tp 2459235.750276885342
(2021-Jan-21.25027689)
0.0010315 TDB
period 4411.559385480239
12.08
0.00032419
8.876e-07
d
yr
n .08160379778290362 5.9968e-09 deg/d
Q 5.599904227043706 2.7435e-07 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      4376 days (11.98 yr)  
   first obs. used      2007-09-13  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6068  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:02:02  

Additional Information
 Earth MOID = 3.93161 au 
 Jupiter MOID = .015468 au 
 T_jup = 2.988 
[ 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 13.7   n/a MPO455303  

312484 (2008 UL15)          Discovered 2008-Oct-18 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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