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85351 (1995 UC18)
Classification: Main-belt Asteroid          SPK-ID: 2085351
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07510249467880283 3.9054e-08  
a 3.074841761608357 2.579e-08 au
q 2.843913474569004 1.2738e-07 au
i 13.56983185826764 5.6735e-06 deg
node 198.329692961077 1.6024e-05 deg
peri 113.157650085504 4.1386e-05 deg
M 254.3360983915936 3.8452e-05 deg
tp 2459578.538446649986
(2021-Dec-30.03844665)
0.00021289 TDB
period 1969.393876493383
5.39
2.4777e-05
6.784e-08
d
yr
n .1827973592773632 2.2998e-09 deg/d
Q 3.305770048647709 2.7727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      10758 days (29.45 yr)  
   first obs. used      1990-11-12  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53662  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:35:42  

Additional Information
 Earth MOID = 1.86486 au 
 Jupiter MOID = 1.94449 au 
 T_jup = 3.183 
[ 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 MPO436372  
diameter diameter 4.469 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85351 (1995 UC18)          Discovered 1995-Oct-18 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 UC18 = 1993 FG65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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