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120517 (1993 UU8)
Classification: Main-belt Asteroid          SPK-ID: 2120517
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04406974486676044 4.6885e-08  
a 3.012865428113259 2.5547e-08 au
q 2.880089217378424 1.3926e-07 au
i 10.87650206955612 4.7885e-06 deg
node 74.10998074030461 2.3944e-05 deg
peri 275.3581151112902 5.8357e-05 deg
M 110.8541312239429 5.3252e-05 deg
tp 2458612.310307213443
(2019-May-08.81030721)
0.00028334 TDB
period 1910.152441458366
5.23
2.4295e-05
6.652e-08
d
yr
n .1884666334405994 2.3971e-09 deg/d
Q 3.145641638848093 2.6673e-08 au
  Orbit Determination Parameters
   # obs. used (total)      745  
   data-arc span      9963 days (27.28 yr)  
   first obs. used      1993-10-10  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:14  

Additional Information
 Earth MOID = 1.89911 au 
 Jupiter MOID = 2.06711 au 
 T_jup = 3.220 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO453676  
diameter diameter 3.957 km 1.474 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.163   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120517 (1993 UU8)          Discovered 1993-Oct-20 by Elst, E. W. at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1993 UU8 = 2001 FY175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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