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100170 (1993 UE8)
Classification: Main-belt Asteroid          SPK-ID: 2100170
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2127529384883119 4.326e-08  
a 3.022227651932192 1.9938e-08 au
q 2.379239838202987 1.3349e-07 au
i 6.125713268680008 3.8892e-06 deg
node 100.560543318008 5.3313e-05 deg
peri 313.5871131066294 5.5149e-05 deg
M 44.44204003230887 1.2789e-05 deg
tp 2458963.591482747019
(2020-Apr-24.09148275)
6.7314e-05 TDB
period 1919.062809652086
5.25
1.899e-05
5.199e-08
d
yr
n .1875915671906881 1.8563e-09 deg/d
Q 3.665215465661397 2.4179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      9962 days (27.27 yr)  
   first obs. used      1993-10-10  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:37  

Additional Information
 Earth MOID = 1.39519 au 
 Jupiter MOID = 1.71818 au 
 T_jup = 3.203 
[ 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 15.1   n/a MPO493563  
diameter diameter 5.823 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100170 (1993 UE8)          Discovered 1993-Oct-20 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1993 UE8 = 2003 QU95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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