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JPL Small-Body Database Browser
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201735 (2003 UY251)
Classification: Main-belt Asteroid          SPK-ID: 2201735
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077272327229821 4.9079e-08  
a 2.717711251207265 1.8631e-08 au
q 2.153168613653866 1.3425e-07 au
i 3.177683268685392 5.6039e-06 deg
node 68.5951126886752 0.00010779 deg
peri 329.1652358693041 0.00010902 deg
M 248.7362433657204 1.8664e-05 deg
tp 2459506.271803136917
(2021-Oct-18.77180314)
8.8662e-05 TDB
period 1636.452467875717
4.48
1.6828e-05
4.607e-08
d
yr
n .2199880577450055 2.2622e-09 deg/d
Q 3.282253888760663 2.2502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      7077 days (19.38 yr)  
   first obs. used      2000-01-04  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:09:18  

Additional Information
 Earth MOID = 1.16148 au 
 Jupiter MOID = 2.14195 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457054.5 (2015-Feb-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2097180207901523 4.8902e-08  
q 2.144658147268767 1.3332e-07 au
tp 2456240.051058573644
(2012-Nov-08.55105857)
6.7573e-05 TDB
node 68.59737521546936 0.00010772 deg
peri 329.5279383459336 0.00010892 deg
i 3.180647369712343 5.6089e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      7077 days (19.38 yr)  
   first obs. used      2000-01-04  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:09:18  

Additional Information
 Jupiter MOID = 2.14195 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.391421362784969E-15 -6.480455273281226E-15 -3.174664450489754E-13 -8.511050996046155E-15 -1.109909333009619E-13 -3.906950145835249E-16
q -6.480455273281226E-15 1.777337906503631E-14 1.290497668926779E-12 2.261455345921834E-14 4.211659466697908E-13 1.447043099263868E-15
tp -3.174664450489754E-13 1.290497668926779E-12 4.566174006462305E-9 5.56045105469637E-12 1.125438704745542E-9 1.197360849988883E-12
node -8.511050996046155E-15 2.261455345921834E-14 5.56045105469637E-12 1.160384686296483E-8 -1.158451195773856E-8 -1.437581088571357E-11
peri -1.109909333009619E-13 4.211659466697908E-13 1.125438704745542E-9 -1.158451195773856E-8 1.186454606813125E-8 1.468922596894265E-11
i -3.906950145835249E-16 1.447043099263868E-15 1.197360849988883E-12 -1.437581088571357E-11 1.468922596894265E-11 3.146021565724764E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO475687  
diameter diameter 3.688 km 1.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201735 (2003 UY251)          Discovered 2003-Oct-26 by CSS at Catalina
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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