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JPL Small-Body Database Browser
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201681 (2003 UB94)
Classification: Main-belt Asteroid          SPK-ID: 2201681
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07779434795210419 6.3581e-08  
a 2.696615836225449 2.5546e-08 au
q 2.486834365568972 1.7742e-07 au
i 4.156477062261763 5.691e-06 deg
node 249.0645023572239 8.6369e-05 deg
peri 122.9552960895422 9.3142e-05 deg
M 192.558808304496 3.8678e-05 deg
tp 2459352.792709934530
(2021-May-18.29270993)
0.00017921 TDB
period 1617.435786463665
4.43
2.2984e-05
6.293e-08
d
yr
n .22257452383139 3.1628e-09 deg/d
Q 2.906397306881926 2.7534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      7073 days (19.36 yr)  
   first obs. used      1999-12-27  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59308  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:14:46  

Additional Information
 Earth MOID = 1.48924 au 
 Jupiter MOID = 2.47928 au 
 T_jup = 3.361 
[ 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 15.9   n/a MPO433322  
diameter diameter 3.756 km 0.383 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201681 (2003 UB94)          Discovered 2003-Oct-18 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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