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JPL Small-Body Database Browser
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295718 (2008 UN38)
Classification: Main-belt Asteroid          SPK-ID: 2295718
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 .2026332760270481 3.643e-08  
a 2.269335513959307 1.3888e-08 au
q 1.809492624361208 8.7016e-08 au
i 1.602355180606377 4.0912e-06 deg
node 293.1801123081142 0.0002024 deg
peri 348.5677622557238 0.00020299 deg
M 131.4480916563507 1.8e-05 deg
tp 2458144.569888145533
(2018-Jan-26.06988815)
6.0032e-05 TDB
period 1248.666589216917
3.42
1.1462e-05
3.138e-08
d
yr
n .2883075459124511 2.6466e-09 deg/d
Q 2.729178403557407 1.6702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      8776 days (24.03 yr)  
   first obs. used      1994-10-10  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57069  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:34:01  

Additional Information
 Earth MOID = .792476 au 
 Jupiter MOID = 2.41475 au 
 T_jup = 3.586 
[ 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 MPO460241  

295718 (2008 UN38)          Discovered 2008-Oct-20 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 UN38 = 1994 TG11 = 2005 YN12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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