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JPL Small-Body Database Browser
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295755 (2008 UQ138)
Classification: Main-belt Asteroid          SPK-ID: 2295755
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01785332050253352 6.2947e-08  
a 2.201152852440531 1.8665e-08 au
q 2.161854965090845 1.4081e-07 au
i 4.025015781372242 5.0474e-06 deg
node 53.42679404954339 0.00010803 deg
peri 123.838728429244 0.00019708 deg
M 305.0153733420024 0.00016387 deg
tp 2458782.684954916667
(2019-Oct-26.18495492)
0.00054304 TDB
period 1192.816751815855
3.27
1.5172e-05
4.154e-08
d
yr
n .3018066265853182 3.8387e-09 deg/d
Q 2.240450739790218 1.8998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      8447 days (23.13 yr)  
   first obs. used      1995-11-15  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59452  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:28:37  

Additional Information
 Earth MOID = 1.16393 au 
 Jupiter MOID = 2.718 au 
 T_jup = 3.661 
[ 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 17.8   n/a MPO413252  

295755 (2008 UQ138)          Discovered 2008-Oct-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 UQ138 = 2005 XC48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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