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JPL Small-Body Database Browser
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359797 (2011 UN203)
Classification: Main-belt Asteroid          SPK-ID: 2359797
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0723298131143402 5.8643e-08  
a 3.088099642251363 5.558e-08 au
q 2.864737972248861 1.6303e-07 au
i 15.12762521522735 9.4252e-06 deg
node 228.9087294588502 2.1234e-05 deg
peri 257.6551847308003 6.9918e-05 deg
M 75.54342773004505 6.6836e-05 deg
tp 2458184.561069825999
(2018-Mar-07.06106983)
0.00036774 TDB
period 1982.144831946603
5.43
5.3512e-05
1.465e-07
d
yr
n .1816214406726551 4.9033e-09 deg/d
Q 3.311461312253865 5.96e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2000-11-28  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54106  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:04  

Additional Information
 Earth MOID = 1.92805 au 
 Jupiter MOID = 1.9115 au 
 T_jup = 3.168 
[ 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 15.4   n/a MPO434269  
diameter diameter 3.039 km 0.631 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359797 (2011 UN203)          Discovered 2010-Jun-10 by WISE at WISE
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1951-Mar-04 00:08 00:06 Jupiter 1.99503269578779 1.99503127048746 1.99503412110002 3.36333852749195 3.23464288408416 2433709.505444215 5.81901423877638 330.528460680171 40.3158724629189 -71.7867234350731 856754.619681684 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 06:45:05 2019-Sep-24 06:45
2011-Mar-06 18:57 < 00:01 Jupiter 1.91887760063105 1.91887674953259 1.9188784517294 4.57393333253583 4.47638636868258 2455627.289821244 0.489036123161494 87.7613232647703 38.4513832062471 88.1525253499381 1556998.90928337 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 06:45:05 2019-Sep-24 06:45
2071-Feb-10 10:47 00:04 Jupiter 1.91454982198996 1.91454880268052 1.91455084131616 5.31342423854155 5.22949809429673 2477517.949226202 4.16137089873361 461.989533484473 37.9091260556055 86.627374056511 1939248.93534995 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 06:45:05 2019-Sep-24 06:45
2140-Dec-27 21:09 00:11 Jupiter 1.97319576022051 1.9731925976084 1.97319892290497 3.53762418349585 3.41412598542599 2503040.381338341 11.3188862338957 654.369148474075 41.5279318813361 -69.3475398669877 915614.420176437 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 06:45:05 2019-Sep-24 06:45
2200-Dec-28 20:33 00:15 Jupiter 1.89094358580529 1.89094161468475 1.89094555728613 4.65735444244276 4.56016200875389 2524955.356563868 14.5271035881897 1452.69755066847 38.0174685724809 -85.2162757154415 1514402.63992067 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 06:45:05 2019-Sep-24 06:45

Alternate Designations
 2011 UN203 = 2010 LT69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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