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JPL Small-Body Database Browser
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295720 (2008 UT42)
Classification: Outer Main-belt Asteroid          SPK-ID: 2295720
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2684806023548938 6.5698e-08  
a 3.982922897206643 6.0795e-08 au
q 2.913585358631505 2.604e-07 au
i 3.240258048273903 8.649e-06 deg
node 44.91290462785656 0.00013116 deg
peri 33.42174950685756 0.00013348 deg
M 99.91227168198908 1.8562e-05 deg
tp 2457794.717913003424
(2017-Feb-10.21791300)
0.00014408 TDB
period 2903.36258434868
7.95
6.6475e-05
1.82e-07
d
yr
n .1239941583392554 2.8389e-09 deg/d
Q 5.052260435781782 7.7117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      6707 days (18.36 yr)  
   first obs. used      2000-11-27  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62354  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:21:18  

Additional Information
 Earth MOID = 1.9297 au 
 Jupiter MOID = .320309 au 
 T_jup = 2.989 
[ 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 15.7   n/a MPO440401  
diameter diameter 4.930 km 0.408 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.042   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

295720 (2008 UT42)          Discovered 2008-Oct-20 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 UT42 = 2002 CY199 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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