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233129 (2005 UT18)
Classification: Main-belt Asteroid          SPK-ID: 2233129
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142977306359199 7.3427e-08  
a 2.327746862016026 1.0296e-08 au
q 1.994931885798897 1.7505e-07 au
i 2.271845327833042 6.3643e-06 deg
node 163.578193612879 0.00012954 deg
peri 221.896003248503 0.00013076 deg
M 303.9897408638388 1.5022e-05 deg
tp 2458802.321362074606
(2019-Nov-14.82136207)
5.4165e-05 TDB
period 1297.185399021849
3.55
8.6063e-06
2.356e-08
d
yr
n .2775239378052362 1.8413e-09 deg/d
Q 2.660561838233156 1.1768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      9189 days (25.16 yr)  
   first obs. used      1994-09-05  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59702  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:52:51  

Additional Information
 Earth MOID = .998704 au 
 Jupiter MOID = 2.78147 au 
 T_jup = 3.558 
[ 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 17.1   n/a MPO450068  
diameter diameter 2.193 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233129 (2005 UT18)          Discovered 2005-Oct-22 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2005 UT18 = 1994 RG19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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